Volkswagen CJDA Workshop Manual page 435

– Store injector delivery calibration values/injector voltage cali-
bration values which have been read beforehand in engine
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control unit 421.
– Adapt exhaust gas pressure sensor 1 -G450-
– Perform a final control diagnosis:
– Select diagnosis function "03-Final control diagnosis". The
ignition must be switched on for this purpose.
– Select exhaust gas recirculation valve 1027.
– Activated charcoal filter solenoid valve 579.
– Throttle valve 12867.
– Or perform an automatic test of all final controls.
Engine codes CJDA, CJDD
– Set the mileage which has been read beforehand in new en-
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gine control unit
– If the engine control unit has been renewed, the data for the
diesel particulate filter which is stored in the EEPROM of the
previous (defective) control unit is lost. This data includes
the ash deposit mass and the operating time of the diesel
particulate filter. However, based on the mileage or the oper-
ating hours since the last change of the diesel particulate fil-
ter this data can be restored approximately.
– Log in to the menu "015-Access permissions".
– Select "Security Access".
– This channel requires the access code 12233.
Go back to the menu.
– To enter the mileage, go to "014-Long adaptation, channel
15".
Use the button to enter a hex value.
Keypad
– Instead of the mileage (in 1000 km) the operating hours (x
0.06) may be entered as well. The result is the same.
– .
Confirm
– .
Save
Now the ash deposit mass has been recalculated and stored
(ignore error message).
Engine codes CJDA, CJDD
– Perform a regeneration with subsequent automatic ash de-
posit mass adaptation
Engine codes CPYA, CPYB, CPYC, CPYD, CPYE
– Perform a regeneration
– Then, read event memory of engine control unit, and clear
event memory if necessary
Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
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460, check diesel particulate filter.
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454.
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454.
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26, read event memory.
Industriemotoren - Industrial Engines 2009 ▶
420.
3 Engine control unit -J623-
3
419