Page 1 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 2 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 3: Table Of Contents
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability Servicing heating ............89 with respect to the correctness of information in this document.
Page 4 Checking condensation drain, removing and installing valve ......161 permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability Removing and installing heat insulation for the expansion valve .
Page 5 Checking air conditioner refrigeration capacity ........186 permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document.
Page 6 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 7: Self-Diagnosis, Electrical Check
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not 2000 only). permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability ▪ For all vehicles of model year with respect to the correctness of information in this document.
Page 8: Function
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability control diagnosis can only be implemented up to an engine speed of 3000 rpm; if this speed is exceeded, with respect to the correctness of information in this document.
Page 9: Technical Self-Diagnosis Data
◆ If a newly installed operating and display unit has not been encoded, or if an impermissible code has been entered into operating and display unit -E87 the coding "04042" (Audi A4 - 4 cyl -USA) is stored or the previous coding remains.
Page 10: Safety Precautions
V.A.G 1552, follow the procedures described in the appropriate operating instructions. Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability -> Display: with respect to the correctness of information in this document.
Page 11 Control unit data status (soft‐ Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability ware type) with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 12 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 13: Interrogating Fault Memory
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Page 14: Interrogate Fault Memory
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Page 15: Fault Table
◆ An indication of the type of fault may also appear in the fault table (a display marked * appears, as well as permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability the component concerned or the "info" display).
Page 16 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability In the event of a fault at potentiometer -G92, positioning motor -V68 can be adjusted manually by actuating with respect to the correctness of information in this document.
Page 17 -E87 with one E87 (=> Page permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability display with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 18 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not ◆ Pressure switch -F129 consists of 2 switching elements: permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 19 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability - indicates to operating and display unit -E87 that the refrigerant circuit pressure is OK and the compressor with respect to the correctness of information in this document.
Page 20 Replace blower -V42. Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability * Blocked or de-energised /SP Blower -V42 defective.
Page 21 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability V.A.G 1551 printer...
Page 22 - Short circuit, open circuit in wiring - Use current flow diagram to locate permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability Air flow flap positioning motor -V71 1) or fault in pin assignment of con‐...
Page 23 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not Page permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 24: Final Control Diagnosis
-> Indicated on display: Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability Rapid data transfer with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 25 J293 (=> Electrical check, Page Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability Notes: with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 26 ◆ Only check this output "Air conditioner compressor cut-in" in the event of a complaint (check =>Page permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 27 Electrical check, Page Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability Renew operating and display unit - with respect to the correctness of information in this document.
Page 28 (in auto-check system) counts in as‐ the wiring between the auto-check permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability cending order starting at -45 °C or°F system and -E87 for open circuit or with respect to the correctness of information in this document.
Page 29 03 - Final control diagnosis Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability Press Q to confirm entry.
Page 30: Basic Setting
Check coding => Page and correct, if necessary. permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG. -> Indicated on display (function selection):...
Page 31 Press keys 0 and 2. (02 selects the "Interrogating fault memory" function.) permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 32: Erasing Fault Memory, Ending Output
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not -> Indicated on display: permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 33: Encoding Operating And Display Unit
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not Japan) will be installed until production has been reorganised. permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 34: Encoding Control Unit
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Page 35: Coding Of Operating And Display Unit With One Display
Notes: ◆ If an invalid code is entered in operating and display unit -E87, it is suppressed and the code "04042" (Audi A4 4 cyl. USA) is stored. It could happen that the fault "sender for venting temperature in centre -G191" is stored although this component is not installed into the Audi A3 without map-controlled engine cooling.
Page 36 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not Encode operating and display unit -E87 according to the vehicle type, engine and country. permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability Press Q to confirm entry.
Page 37: Reading Measured Value Block
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Page 38 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 39 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not Air conditioner pressure switch -F129 / high-pressure sensor permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability -G65 with respect to the correctness of information in this document.
Page 40: Display Groups 001 To 006
◆ If pressure switch -F129 is open, compressor shutoff criterion "1" (overpressure) first appears and then the permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability compressor is switched off. If pressure switch -F129 remains open for more than 30 secs., the program with respect to the correctness of information in this document.
Page 41 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not engine speed signal). permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability => Electrical System; Repair group 01 with respect to the correctness of information in this document.
Page 42 Operating and display unit with two displays. ▪ Display zone vacant (disregard display). In the Audi A3, the voltage is measured only via connector -D-, contact -9- (see display zone 3). Operating and display unit with one display. ▪ Voltage at terminal "15" in V (connector -D-, contact -15-).
Page 43 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not Central flap positioning motor -V70 permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 44 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 45: Display Groups 007 To 012
▪ Display zone not used. Ignore display, no venting temperature sender in centre of -G191 is installed into Audi A3 without map-controlled cooling and in this model of the -E87. Vehicles with an operating and display unit -E87 and two displays (indices "M" or "N") and with map-controlled engine cooling (in vehicles with 1.6 l engine, gradual introduction as of model...
Page 46 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not Operating and display unit -E87 with one display permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 47 ◆ The brightness of the -E87 display illumination can be changed via the -E20 illumination control, even if the Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability side lights are switched off.
Page 48 Notes (for display zone 3 with an -E87 with two displays): ◆ There are no immediate plans to install an auxiliary heater in the Audi A3. ◆ If -E87 remains in operation after the ignition is switched off and if the display shows "1", locate and rectify short to positive to connector -D-, contact -1- using current flow diagram.
Page 49 Notes (for display zone 4 with an -E87 with one display): ◆ There are no immediate plans to install an auxiliary heater in the Audi A3. ◆ If -E87 remains in operation after the ignition is switched off and if the display shows "1", locate and rectify short to positive to connector -D- contact -10- using current flow diagram.
Page 50 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 51 "H", "J", "K", "L" and from index "O" onwards (model with one display). Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability Display zone Meaning Explanatory Notes with respect to the correctness of information in this document.
Page 52: Ac Electrical Check
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Page 53 AUDI AG. AUDI AG does not guarantee or accept any liability ◆ The pin assignment of connector C in adapter cable V.A.G 1598/11 is not identical to those of the sockets with respect to the correctness of information in this document.
Page 54: Test In Vehicles With An Operating And Display Unit With Two Displays
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Page 55 Terminal 15 and ▪ Ignition on - Approx. battery - Use current flow di‐ permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability earth connection voltage agram to repair with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 56 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not Earth applied e.g. to connector D contact 15. permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 57 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not Resistance measurement (20 kω) permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability - Adapter cable V.A.G 1598/11 connected with respect to the correctness of information in this document.
Page 58 ◆ Centre vent temperature sender -G191 is only installed in vehicles with map-controlled cooling. permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability ◆ Correct assignment and coding of the operating and display unit -E87 must be ensured in vehicles with map- with respect to the correctness of information in this document.
Page 59 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not -J126 and -E87. permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability Find open circuit in with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 60 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not -G113 (-V71) Replace positioning permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability -G114 (-V85) motor with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 61 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not 1999, initially vehicles with 1.6 l engines). permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 62 Audi A3 1997 ➤ Heating, Air Conditioner - Edition 06.2000 If no fault can be determined, the vehicleshould be sent to an VW and Audi air conditioner service centre. Select measuring range on hand-held multimeter V.A.G 1526: Current measurement (20 A =) - Adapter cable V.A.G 1598/11 connected...
Page 63 -E87. Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability Select measuring range on hand-held multimeter V.A.G 1526: with respect to the correctness of information in this document.
Page 64 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not (cont.) permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability ▼ with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 65 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not control unit -J293 permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 66: Checking In Vehicles With An Operating And Display Unit With One Display
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Page 67 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not cuit or short circuit permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability 10 and Terminal 58d on - ▪...
Page 68 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 69 B contact 11 for map-controlled nector B contact 11 permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG. short circuit...
Page 70 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 71 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not -G112 (-V70) Replace positioning permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability -G113 (-V71) motor with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 72 V.A.G 1598 Testing of ▪ Test conditions Specified value Remedies if specified permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability socket - Additional opera‐ value not attained with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 73 - Check the actuation of the radiator fan -V7 speed 1 (=>Final control diagnosis, Page Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability - Check signal from high-pressure sensor -G65 =>Page with respect to the correctness of information in this document.
Page 74 Use the current flow Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability diagram to locate with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 75 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not - In design "1" the radiator fan is automatically switched on in conjunction with the compressor (the first fan permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability speed with respect to the correctness of information in this document.
Page 76: Perform Electrical Check At Radiator Fan Control Unit -J293
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Page 77: Electrical Check At Control Unit -J293 (Version For Pressure Switch -F129)
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Page 78 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not contact 6 permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 79 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 80 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 81 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability A, contact 6 pressor on) earth in the wiring be‐...
Page 82: Electrical Check At Control Unit -J293 (Version For High-Pressure Sensor -G65)
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not the ignition is switched on. The pump remains in operation for a brief time after the ignition is switched permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability off.
Page 83 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 84 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not contact 6 permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 85 (temperature switch -F18/-F54 is not instal‐ permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 86 A contact actuation speed 1) Actuate this control voltage during the engine control unit. permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability from engine control element in the final actuation Use current flow di‐...
Page 87 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not Test step 3 (actuation of magnetic clutch) permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 88 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not to -J293 tions tained permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG. Connector Signal for "Refriger‐...
Page 89 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not cuit in the wiring from -G65 permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability to -J293 or to the engine with respect to the correctness of information in this document.
Page 90 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability cuit in the wiring be‐ with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 91: Check Signal From High-Pressure Sensor -G65
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability If the duty cycle is less than 13% or greater than 78%, no positive signal is transmitted to -E87, and -E87 with respect to the correctness of information in this document.
Page 92 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 93: Electrical Check Of Rear Window Heating
• All fuses OK: permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG. => Current Flow Diagrams, Electrical Fault-Finding and Fitting Locations...
Page 94 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not Select the function "Current measurement via current probe" on V.A.G 1715. permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability Start the engine.
Page 95: Heating
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Page 96 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 97: Removing And Installing Centre Dash-Panel Vents
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Page 98: Making An Auxiliary Tool For Dismantling The Dash Panel Vents
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Page 99: Removing And Installing Windscreen Defroster Vent
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability -> The sealing lips -B- in the vent frame -A- must move freely and close automatically.
Page 100: Removing And Installing Air Duct To Defroster Vent
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Page 101: Heating, Heater Control And Air Ducts
The fresh air is drawn in through a dust and pollen filter; removing and installing =>Page Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability 1 Heater control with respect to the correctness of information in this document.
Page 102 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 103 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 104 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 105 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 106: Removing And Installing Heater Control
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Page 107 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 108 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not Notes for vehicles with map-controlled cooling permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 109 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 110: Detaching And Fitting Bowden Cables From/On Heater Control
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Page 111: Connection Diagram For Bowden Cables On The Heater Control
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Page 112 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 113: Replacing The Bulb For Heater Control
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Page 114: Removing And Installing Fresh Air Blower -V2
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Page 115: Removing And Installing Positioning Motor For Fresh/Recirculated Air Flap -V154
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Page 116: Checking The Function Of The Positioning Motor For Fresh/Recirculated Air Flap -V154 And Switch -E159
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability ◆ -> If the positioning motor is in an awkward position for installation, attach connector -A-, switch on ignition with respect to the correctness of information in this document.
Page 117 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not Check passenger compartment for the ingress of water. permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability ◆ If the function is NOK, check switch -E159.
Page 118: Removing And Installing Footwell Vent
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Page 119: Removing And Installing Dust And Pollen Filter
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Page 120: Connection Diagram For Vacuum Hoses For Actuating The Refrigerant Shut-Off Valve
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Page 121: Notes On Heater In Vehicles With Map-Controlled Heating
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Page 122: Tools
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Page 123: Removing And Installing Heater
◆ -> Body saw V.A.G.1523 A Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability To remove heater with respect to the correctness of information in this document.
Page 124 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 125 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 126 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 127 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 128: Removing And Installing Heating System Heat Exchanger
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Page 129: Servicing Electrical Additional Heater - Vehicles With Tdi Engine
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Page 130 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 131: Air Conditioning
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability The doctor should be informed of the type of refrigerant which caused the frostbite.
Page 132 Audi A3 1997 ➤ Heating, Air Conditioner - Edition 06.2000 regulations may apply). For these reasons, vehicles should be sent to Audi and VW air-conditioning servicing centres (these workshops have the relevant equipment and tools). Reason: Escaped refrigerant R134a in the earth's atmosphere aggravates the greenhouse effect.
Page 133: Notes On General Repairs
(vehicles should be sent to an VW/ Audi air conditioning service centre for the refrigerant circuit to be drained). Repair work on the air conditioner involving the refrigerant circuit can be performed in a VW and Audi air- conditioning service centre only.
Page 134 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 135: Repairing Refrigerant Circuit
3.1 - Repairing refrigerant circuit Notes: ◆ All AC components not marked with an * can be repaired/renewed in any VW and Audi workshop (repair work not involving the refrigerant circuit). ◆ All AC components marked with an *, as well as all refrigerant hoses and pipes, can be repaired/renewed in a VW and Audi air conditioning service centre only.
Page 136 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 137 Notes: Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability ◆ Removing and installing ribbed belt. with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 138 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 139 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 140 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 141: Air Conditioner Pressure Switch -F129
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Page 142 ◆ If the compressor is switched on when jumpered, either the refrigerant circuit pressure is too low (refrigerant circuit empty) or the switch is defective. ◆ To check the pressure in the refrigerant circuit, send the vehicle to an VW and Audi air-conditioning service centre.
Page 143: Remove And Install High-Pressure Sensor -G65
◆ Check function of high-pressure sensor -G65 and signal emitted =>Page permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 144: Detach And Re-Attach Compressor From/To Bracket (4 Cyl. Petrol Engine)
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Page 145: Repairing The Air Conditioner Magnetic Clutch -N25
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Page 146: Sanden Compressor
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Page 147 5 Pulley Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability ◆ Detaching =>Fig. with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 148 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 149 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 150 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 151 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 152: Zexel" Compressor
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not ◆ Install on correct side (flat side facing compressor) permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability ◆ Ensure correct seating in groove with respect to the correctness of information in this document.
Page 153 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 154 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 155 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 156: Components For The Control And Regulation Of The Air Conditioner (In The Engine Compartment)
◆ After completing repair work, always interrogate and erase fault memory, perform basic setting, and check the encoding of -E87. ◆ To drain the refrigerant circuit, bring the vehicle to a VW and Audi air-conditioning service centre. ◆ Check refrigeration capacity =>Page ◆...
Page 157 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 158 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 159 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 160 7 Compressor Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability ◆ Removing and installing compressor bracket with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 161 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 162 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 163 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not ◆ Removing and installing heat insulation =>Page permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 164 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 165 The dust and pollen filter element should be replaced at regular intervals. permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 166 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 167: Removing And Installing Radiator Fan Control Unit -J293
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Page 168: Removing And Installing Heat Insulation For The Expansion Valve
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Page 169: Connection Diagram For Vacuum Hoses For Actuating The Refrigerant Shut-Off Valve
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Page 170 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 171: Components For Air Conditioner Control And Regulation (In The Passenger Compartment)
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Page 172 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 173 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 174 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 175 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 176 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 177 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 178 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 179 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 180: Removing And Installing Operating And Display Unit -E87
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Page 181 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not ◆ permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability 8L0 820 043 H A3 Fully aut. air cond. DXX with respect to the correctness of information in this document.
Page 182 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 183 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 184: Removing And Installing Blower Control Unit -J126
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Page 185: Removing And Installing Centre Vent Temperature Sensor -G191
Rotate sender -A- 90° and remove from air duct -B-. Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability Notes: with respect to the correctness of information in this document.
Page 186: Removing And Installing Sunlight Penetration Photosensor -G107
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Page 187: Removing And Installing Footwell Vent
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability Remove connection pieces between footwell vent and rear heating duct -B-.
Page 188: Removing And Installing Temperature Flap Positioning Motor - Remove And Install -V68
◆ When installing the positioning motor, ensure that actuating arm - Check -C- is correctly seated. permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability ◆ Fit the wiring harness so that it cannot come into contact with moving parts (e.g. the positioning motor lever).
Page 189: Removing And Installing Dash Panel Temperature Sensor -G56
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability ◆ -> With false measurement of temperature sensor -A-: with respect to the correctness of information in this document.
Page 190: Removing And Installing Dash Panel Temperature Sensor Blower -V42
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Page 191: Removing And Installing Fresh Air Intake Temperature Sensor -G89
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Page 192: Checking Air Conditioner Refrigeration Capacity
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Page 193 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not Perform basic setting and check coding (=> Page permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability Close bonnet and sliding roof.
Page 194 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 195 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not ↓ ↓ permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG. ↓...
Page 196: Servicing Electrical Additional Heater - Vehicles With Tdi Engine 06.94 Ä
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Page 197: Repairing Refrigerant Circuit
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Page 198 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 199 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 200 ◆ Servicing => Page Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability 3 Compressor with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 201 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 202 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 203 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 204 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not 10 Air conditioner pressure switch permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability -F129 / high-pressure sensor -G65 with respect to the correctness of information in this document.
Page 205 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 206 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 207: Removing And Installing Fluid Reservoir
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not Drain the refrigerant circuit. permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 208 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 209: Detach And Re-Attach Refrigerant Lines From/To Expansion Valve
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not Notes: permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 210: Detach And Re-Attach Refrigerant Lines From/To Compressor
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not => Air conditioner with refrigerant R134a permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 211: Filling Quantities
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Page 212: Removing And Installing Air Conditioner (Complete)
◆ If necessary, obtain radio code before disconnecting battery. permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability ◆ In vehicles with electrically adjustable seats, move the seats back as far as possible before disconnecting with respect to the correctness of information in this document.
Page 213 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 214 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 215 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not => Current Flow Diagrams, Electrical Fault Finding and Fitting Locations permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 216 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 217 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 218: Removing And Installing The Air Conditioner Heat Exchanger
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Page 219: Dismantle And Assemble Air Conditioner (Version 1)
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Page 220 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 221 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability with respect to the correctness of information in this document. Copyright by AUDI AG.
Page 222 Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not 13 Footwell vent temperature sender permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability -G192 with respect to the correctness of information in this document. Copyright by AUDI AG.
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Page 224: Disassembling And Assembling Evaporator Housing
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Page 229: Dismantle And Assemble Air Conditioner (Version 2)
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Page 230: Removing And Installing Air Conditioner Attachment Parts
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Page 233: Removing And Installing Air Conditioner Electrical Components
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Page 237: Dismantling And Assembling Air Conditioner
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Audi A3 1997 Manual

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Heating, Air Conditioner - Edition 06.2000

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