User Manuals: Porsche 944 S High-Performance Coupe

Manuals and User Guides for Porsche 944 S High-Performance Coupe. We have 2 Porsche 944 S High-Performance Coupe manuals available for free PDF download: Workshop Manual, Driver Manual

Porsche 944 S Workshop Manual (168 pages)

Porsche Automobile Workshop Manual

Brand: Porsche | Category: Automobile | Size: 4 MB

Table of Contents
2
Table of Contents
3
Type 944 S (16-Valve Engines) - '87 Models Onward
4
Technical Data
4
Technical Data
5
Drive Unit
5
Engine Design
5
Exhaust System
7
Emission Control
7
Engine Lubrication
7
Engine Cooling
7
Fuel System
8
Electrical System
8
Body Designs
9
Dimensions
9
Weights
10
Capacities
11
Performance
11
Climbing Performance
11
Technical Data - Type 944 52 - Model 89
12
DME Control Unit Error Diagnosis
13
Display
14
Connection in the 944 S
15
Diagnosis Socket in the Car
15
Ignition off
15
Tester Cable
16
Switch on the Ignition
16
Starting Error Diagnosis
17
Starting Actuator and Input Signal Function Check
19
Actuator and Input Signal Function Checking
19
Test Code List
25
Test Code Components
25
System Adaption
27
Knock Detection
29
Error Possibilities
30
Troubleshooting
31
Error Code 1111
31
Battery Exhausted
31
Switch Stuck
32
Testing the Idle Contact
32
Ground Fault
32
Error Code 1112
32
Error Code 1113
33
Error Code 1114
33
Testing the Full Load Contact
33
Error Code 1121
34
Testing the Power Supply of the Air-Flow Sensor
35
Testing the Air-Flow Sensor
35
Possible Causes for too Rich a Mixture
36
Possible Causes for too Lean a Mixture
36
Error Code 1124
36
Error Code 1123
36
Error Code 1125
37
Error Code 1131
38
Error Code 1132
38
Error Code 1133
39
Error Code 1134
39
Testing the Hall Generator Signal
39
Error Code 1141
40
Testing the Hall Generator's Power Supply
40
Error Code - List
41
Resetting the Error Memory
43
Operating Conditions for Start of Diagnosis
44
Operating Instructions for System Tester 9288
45
Self-Diagnosis
46
General Information
46
Application
46
Construction
46
System Adaptation
46
Knock Detection
46
Reading-Out the Error Memory
47
Charging with the Battery Charger
47
Testing
47
Connection
47
Circuit Inputs
49
System Adaptation
49
Engine-Knock Registration
50
Service and Wear Parts (BOSCH)
51
Service Parts (Porsche)
51
Store Measurement Displays
51
Show Stored Measurement Displays
51
Tightening Torques for Engine (16-Valve)
53
Tolerances and Wear Limits
54
Tools
57
Removing and Installing Engine (16-Valve Engines)
57
Removing and Installing Engine (Manual Transmission)
58
Installing
63
Pistons. '87 Models Onward
65
Checking Pistons and Cylinder Bores
66
Pistons from Model 89 Onwards
67
Checking Pistons and Cylinder Bore
67
Adjusting with Dial Gages
73
Checking or Adjusting Camshaft Setting for Model 89 Onward
75
Setting
75
Applying the TDC Mark on the Camshaft Sprocket
76
Tools - Removing and Installing Camshafts and Cylinder Head, Degrees-Of-Turn Method of Torquing (16-Valve Engines)
77
Removing and Installing Camshafts and Cylinder Head
78
Installing and Tightening the Cylinder Head
82
Installing Camshafts
83
Installing Camshaft Seal
85
Engine Installed
85
Removing and Installing Chain Tensioner
87
Tools - Cylinder Head (16-Valve Engines)
89
Disassembling and Assembling Cylinder Head (16-Valve Engines)
90
Removing and Installing Valve Springs
92
Cylinder Head (16 Valves)
92
Remachining Cylinder-Head Maling Face
94
Checking Cylinder Head for Distortion
94
Remachining Cylinder Head
94
Cylinder Head Refacing Dimension and Identification
94
Removing Valve Stem Seal
95
Installing Valve Stem Seal
96
Checking the Valve Guides
97
Replacing Valve Guides
99
- Drawing
  100
- Replacing the Valve Guides
  102
- Checking the Valve Seat Wear Limit
  104
- Checking and Remachining Valve Seats
  105
- Valve Dimensions
  106
Checking and Adjusting Installation Length of Valve Springs
107
Engine - Coating
111
- Replacing Fuel Filter (16-Valve Engines)
  113
- Checking Fuel and Injection Lines for Leaks and Loose Connections
  113
Fuel Supply
113
Checking Delivery Rate of Fuel Pump
114
Testing and Adjusting Specifications
118
Checking Fuel Pressure
119
Checking Preconditions
121
Checking Idle Speed and CO - with Catalytic Convertor
121
Idle/Co Adjustment
122
Checking Idle Speed and CO - Without Catalytic Convertor
122
- Replacing Air Filter Insert
  123
- Checking Tightness of Exhaust System Flanges (16-Valve Engines)
  125
Ignition System
127
Equipment Table
127
- DME Control Unit
  128
- Hall Probe for Knock Sensors
  128
- Knock Sensor
  128
- Dme Control Unit Coding, 944 S, '87 Models Onward
  129
- Replacing Spark Plugs, 944 S
  130
Equipment Table, Model 89 Onward
131
Coding - DEE Control Unit 944 S 2, Model 89 Onwards
133
DME-Diagnosing / Troubleshooting
134
- Precautions
  136
- Important Vehicle Information
  137
- Power Supply
  139
- Tester Connections
  139
- Idle Speed Contact
  144
- Full Load Contact
  145
- Air Flow Sensor
  147
- Oxygen Sensor
  150
- Knock Sensor
  151
- Control Unit Faulty
  152
- Hall Signal
  152
- Tank Venting Valve
  154
- Fuel Pressure
  155
- Intake System Leaks
  156
  - Plug Connections
    157
  - Test Point 21: Speed/Reference Mark Sender
    158
  - Test Point 22: Ignition
    159
  - Activation of High Tension End
    160
  - Ignition Timing Test
    160
  - Ignition Final Stage Control Signal Test
    161
  - Test Point 23: Fuel Injectors - Injection Timing (V/ )
    162
- Alternator / Regulator
  163
  - Test Point 24: Alternator, Regulator
    163
  - Test Point 25: Leads K and L
    163
- Coding of Control Unit - 944 S
  165
- Coding Af Control Unit - 944 S 2
  166
- Check-Engine Lamp
  167

Porsche 944 S Driver Manual (67 pages)

Brand: Porsche | Category: Automobile | Size: 3 MB

Index
3
Vehicle Identification Number
4
Engine Number
4
Paint Number
4
Vehicle Identification Label
4
Before Going on a Trip
5
In the Driver's Seat
5
On the Road
5
Keys
6
Key Number
6
For Your Protection against Theft
6
Anti-Theft Alarm
6
Doors
7
Power Windows
7
Central Locking
7
Front Seats
8
Seat Adjustment
8
Backrest Adjustment
8
Lumbar Support/Seat Heating System
8
Emergency Adjustment (Seat)
9
Backrest Lock
9
Safety Belts
9
Safety Belt Warning System
10
Inertia Reel Retractor
10
Lap Belts for Rear Seats
10
Air Bag System
11
Maintenance / Monitor Lights
11
Horn Button
11
Rear View Mirrors
12
Inside Day-Night Mirror
12
Heated Outside Mirrors with Remote Control
12
Dashboard Overview
12
Ignition/Starter Switch with Steering Lock
13
Instrument Panel Lights
13
Buzzer
13
Starting Procedures/Stopping Engine
13
Parking Brake Lever
14
Brakes
14
Brake Booster/Brake Wear
14
Clutch Pedal
14
ABS Brake System (Antilock Brake System)
15
Driving with the ABS System
15
Automatic Speed Control
15
Light Switch
16
Turn Signal/Headlight Dimmer Switch Lever
16
Headlight Flasher/Fog Lights
16
Windshield Wiper/Washer Lever
16
Headlight Washer
17
Gauges
17
Speedometer
17
The Trip Odometer
18
Tachometer
18
Boost Pressure Gauge
18
CASIS - Computer Assisted Shift Indicator System
18
Left Instrument Cluster
19
Parking Brake Light
19
High Beam Indicator Light
19
Central Warning Light
19
Right Instrument Cluster
20
Oil Pressure Gauge/Oil Pressure Warning Light
20
Alternator Warning Light
20
Brake Fluid Warning
20
Clock
21
Cigarette Lighter
21
Rear Window Defogger
21
Emergency Flasher
21
Rear Window Wiper
22
Ashtray
22
Glove Compartment
22
Overhead Interior Light/Sun Visors
22
Heating and Ventilation
23
Heater Control
23
Fan Control Switch Knob/Defroster Switch
23
Recirculation Switch
23
Automatically Controlled Air Conditioner
24
Air Conditioning System Maintenance
24
Break-In Hints for the First 1.000 Miles / 1.600 Kilometers
25
New Tires
25
Engine Oil Consumption
25
Engine Exhaust
25
Fuel Economy
26
Fuel Filler Cap
26
Fuel Recommendation
26
Octane Ratings
26
Gasolines Containing Alcohol/Methanol/Ethanol
27
Gearshifting - Manual Transmission
27
Reverse
27
Maximum Downshift Points/Minimum Upshifting Points
27
Controls for Automatic Transmission
28
Start in Park
28
Driving the Automatic Transmission
28
Emergency Starting
28
Maneuvering
29
Stuck in Snow, Mud or Sand
29
Accelerator Pedal
29
Accelerator "Kickdown"
29
Luggage Compartment
30
Roofracks
30
Engine Hood
30
Luggage Space
30
Electric / Removable Prop-Up Roof
31
Removing Roof
31
Installing Roof
31
Roof Manual Operation
31
Washing and Waxing
32
Exterior - Care of the Finish
32
Dull Finishes and Plastics
32
Touch-Up Paint
32
Tar or Oil
33
Weatherstrips
33
Light Alloy Wheels
33
Explanation of Ph Value
33
Interior Care
34
Fabric
34
Plastic, Vinyl and Leatherette
34
Corrosion Protection
34
Working under the Engine Hood
35
Tool Kit and Car Jack
35
Engine Oil Level
36
Checking Oil Level
36
Adding Engine Oil
36
944-Turbo Engine Guard
36
Changing Engine Oil and Filter
37
Power Assisted Steering
38
Checking the Fluid Level
38
Cooling System
38
Checking Coolant Level
38
Winter Operation
39
Draining the Coolant
39
Bleeding Cooling System and Topping up Coolant
39
Manual Transmission Oil
40
Automatic Transmission Fluid
40
Checking the ATF Level
40
Changing the ATF
40
Brake Fluid Reservoir
41
Checking Brake Pads
41
Air Filter
41
To Clean or Replace Air Filter Element
41
Reservoir for Windshield and Headlight Washer System
42
Tires/Wheels
42
Tire Pressures
42
Tire Life/Tire Traction/Tire Wear
42
Tire Care/Replacement
43
Wheel Balancing
43
Snow Chains
43
New Tire Identifications
43
Collapsible Spare Tire
44
Tire Tread Depth
44
Lockable Wheel Nuts
44
To Unlock a Wheel/To Lock a Wheel
44
Changing a Tire
45
Jack Support Points
45
Lifting Vehicle
45
Fuses and Relays
46
Loudspeakers
46
Battery-12 Volt
46
Battery Charging
46
Slow Battery Charging
47
Emergency Starting with Jumper Cables
47
Replacing Bulbs
48
Front - Turn Signal Lights / Parking Lights
48
Rear Lights
48
Side Marker Lights
48
Sealed Beam Headlights - Replacing Light Units
49
Adjusting Headlights
49
Fog Lights
49
Interior Light
50
Ashtray Light
50
License Plate Light
50
Emission Control System
51
Manual Operation of Retractable Headlights
51
Starting/Parking
51
Undercoating
51
Oxygen Sensor
52
Crankcase Ventilation
52
Catalytic Converter
52
Emission Control System Diagram
52
Fuel Evaporation Control
53
Fuel Tank Venting
53
Vapor Control System and Storage
53
Purge System
53
Technical Data
54
Engine Data
54
Engine Design Specifications
56
Manual Transmission Data/Automatic Transmission Data
56
Filling Capacities
56
Engine Oils
57
Engine Oil Performance Class
57
Fuel Efficient Oils
57
Tires, Rims Data
57
Dimensions
58
Weights
58
Wheel Alignment Data
59
Chassis, Suspension Data
59
Performance
59
Climbing Performance
59
Full-Power Curves
60
Acceleration Curve - Manual Gearbox
60
Acceleration Curve - Automatic
61
Transmission Diagram - Manual Gearbox
62
Transmission Diagram - Automatic
63
Gas Station Information
64
Engine Hood Release
65
Coolant Reservoir
65
Engine Oil Dipstick
65
Rear Lid
65

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