Fault Code 5

ABS speed sensor rear left Fault code - 5 -

- Open circuit/short to ground
- Check speed signal via menu 2 = sensors.
If no bar diagram appears when the wheel Is turned, but ABS serviceable. the fault lies in the line path between ABS control unit and tire pressure warning system control unit.

Connector assignment:
ABS control unit 55-pole PIN 12
ABS control unit 35-pole PIN 30
Tire pressure warning system control unit PIN 26

- If the ABS is also deactivated, look for the fault in the area of the speed sensor or in the fault path between ABS control unit and speed sensor.

- If no fault found, repeat. If the fault is still apparent, try replacing the ABS control unit.

- Signal improbable
- Fault not present: This could have occurred under certain environmental conditions, e.g. driving in the vicinity of powerful transmittors. There is no fault in the vehicle.

- Fault present: First try replacing the ABS control unit then the tire pressure warning system control unit.