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Socket 1 — alarm and remote locking system
Code:
1-1-1 No error code set
1-1-3 Transmitter to receiver: weak signal
1-1-4 Control Module (CM) faulty
2-1-1 Relay contacts, fuse or ground terminal (locking)
2-1-2 Relay contacts, fuse or ground terminal (unlocking)
2-2-1 Fuse or ground terminal (locking)
2-2-2 Fuse or ground terminal (unlocking)
2-2-3 Codes 2-2-1 and 2-2-2 combined
3-1-2 Siren: internal fault
3-2-1 Siren: power supply
4-1-2 Ultrasonic system: internal fault
4-1-3 Ultrasonic system: one or more sensors faulty
5-1-1 Key switch ground on (> 10 seconds)
5-1-2 Key switch ground off (> 10 seconds)
5-1-3 Locking door with ignition on
5-1-4 Unlocking door with ignition on
5-2-1 Central locking system switch (> 10 seconds locked)
5-2-2 Ultrasonic switch (> 20 seconds locked)
5-3-1 Interior lights, shorting to earth
Socket 2 — fuel system
Code:
1-1-1 No error code set
1-1-2 Malfunction in Electronic Control Module
1-1-3 Open circuit in injector wiring
1-2-1 Air pressure sensor: no signal correspondence
1-2-2 Air temperature sensor: no signal or signal faulty
1-2-3 Coolant temperature sensor: no signal or signal faulty
1-3-2 Incorrect battery voltage
1-4-3 Knock sensor: no signal or signal faulty
2-1-2 Oxygen sensor: no signal or signal faulty
2-1-4 Flywheel sensor: signal faulty
2-2-2 System relay coil: no voltage
2-2-3 Idle speed regulating valve: no signal or signal faulty
2-3-1 Adaptive Lambda closed loop control system lean or rich in part–load range
2-3-2 Adaptive Lambda closed loop control system lean or rich at idling speed
2-4-4 Knock sensor: no signal or signal faulty
3-1-1 Speedometer signal: no signal correspondence
3-1-3 Charcoal absorption canister valve: signal faulty
3-4-2 A/C relay signal: signal faulty
3-4-3 Main relay coil: no voltage
4-1-1 Throttle valve sensor: signal faulty
Socket 3 — ABS
Code: (40 km/h = 25 mph)
1-1-1 No error code set
1-2-1 Left side front wheel sensor: faulty signal at speed less than 40 km/h
1-2-2 Right side front wheel sensor: faulty signal at speed less than 40 km/h
1-2-3 Left side rear wheel sensor: faulty signal at speed less than 40 km/h
1-2-4 Right side rear wheel sensor: faulty signal at speed less than 40 km/h
1-2-5 Signal faulty from at least one sensor for a long period
1-3-5 Control Module (CM) faulty
1-4-1 Faulty pedal sensor: shorted to ground or supply
1-4-2 Faulty stop (brake) lamp switch: open circuit
1-4-3 Control Module (CM) faulty
1-4-4 Brake discs overheated
1-5-1 Left side front wheel sensor: open circuit or short-circuit to battery voltage
1-5-2 Right side front wheel sensor: open circuit or short-circuit to battery voltage
1-5-5 Rear axle sensor: open curcuit or short-circuit to battery voltage
2-1-1 Left side front wheel sensor: no signal or moving off
2-1-2 Right side front wheel sensor: no signal or moving off
2-1-3 Left side rear wheel sensor: no signal or moving off
2-1-4 Right side rear wheel sensor: no signal or moving off
2-1-5 Valve relay: open circuit or short-circuit
2-2-1 Left side front wheel sensor: ABS operation signal missing
2-2-2 Right side front wheel sensor: ABS operation signal missing
2-2-3 Left side rear wheel sensor: ABS operation signal missing
2-2-4 Right side rear wheel sensor: ABS operation signal missing
2-3-1 Left side front wheel sensor: signal missing
2-3-2 Right side front wheel sensor: signal missing
2-3-5 Rear axle sensor: signal missing
3-1-1 Left side front wheel sensor: open circuit or short-circuit
3-1-2 Right side front wheel sensor: open circuit or short-circuit
3-1-3 Left side rear wheel sensor: open circuit or short-circuit
3-1-4 Right side rear wheel sensor: open circuit or short-circuit
3-2-1 Left side front wheel sensor: irregular interference at speeds over 40 km/h
3-2-2 Right side front wheel sensor: irregular interference at speeds over 40 km/h
3-2-3 Left side rear wheel sensor: irregular interference at speeds over 40 km/h
3-2-4 Right side rear wheel sensor: irregular interference at speeds over 40 km/h
4-1-1 Left side front wheel inlet valve: open circuit or short-circuit
4-1-2 Left front return valve: open circuit or short-circuit
4-1-3 Right side front wheel inlet valve: open circuit or short-circuit
4-1-4 Right front return valve: open circuit or short-circuit
4-1-5 Rear valve: open circuit or short-circuit
4-2-1 Rear wheel circuit inlet valve: open circuit or short-circuit
4-2-2 Rear wheel circuit return valve: open circuit or short-circuit
4-2-3 Traction Control System (TRACS) valve: open circuit or short-circuit
4-2-4 Pressure switch for TRACS: faulty or short-circuit
4-4-1 Control Module (CM) faulty
4-4-2 Pump pressure low
4-4-3 Pump motor/relay: electrical or mechanical fault
4-4-4 No power supply to valves in hydraulic unit
Socket 6 — cruise control
Code: (40 km/h = 25 mph)
1-1-1 No error code set; speed was higher than 40 km/h
1-1-2 Vehicle Speed Sensor: abnormal signal received
1-2-2 Vehicle speed: 40 km/h not exceeded or no signal
2-1-1 Fault in supply voltage or Control Module
2-1-2 Circuit to vacuum pump or regulator: signal faulty
Important: cruise control diagnostics must be done immediately after the test drive. Do not turn the engine off! Codes will not be saved in memory if you do.
Socket 7 — SRS (airbag)
Code:
1-1-1 No error code set
1-1-2 Internal fault in the sensor unit
1-2-7 SRS warning lamp: open circuit or short-circuit
2-1-1 Steering wheel module: short-circuit in wiring
2-1-2 Steering wheel module: open circuit in wiring
2-1-3 Steering wheel module: short-circuit to the ground
2-1-4 Steering wheel module: short-circuit to +12V
2-2-1 Passenger module: short-circuit in wiring
2-2-2 Passenger module: open circuit in wiring
2-2-3 Passenger module: short-circuit to the ground
2-2-4 Passenger module: short-circuit to +12V
2-3-1 Left seat belt tensioner: short-circuit in wiring
2-3-2 Left seat belt tensioner: open circuit in wiring
2-3-3 Left seat belt tensioner: short-circuit to the ground
2-3-4 Left seat belt tensioner: short-circuit to +12V
2-4-1 Right seat belt tensioner: short-circuit in wiring
2-4-2 Right seat belt tensioner: open circuit in wiring
2-4-3 Right seat belt tensioner: short-circuit to the ground
2-4-4 Right seat belt tensioner: short-circuit to +12V
(no code) SRS warning lamp in the instrument panel does not light
(no code) Fault in diagnostic output