PSG16 / U0129 71
Read the instructions below then
start the fault diagnostic procedure.
Symptom: Fault indicator lamp (for further information see WIS Fault diagnosis, general)
Vehicle Speed Signal, not Valid
Fault symptom
Fault indicator lamp (for further information see WIS Fault diagnosis, general)
On-board diagnosis
Type of diagnosis:
Enable criteria:
| The following diagnostic trouble codes may not be generated: |
Fault criteria:
| Missing/incorrect speed signal from TCS/ESP for more than 5 s. |
Checking the wiring harness
| • | Faults in the control module female connector can be the cause of the DTC. Check the connector with respect to oxidation, depressed pins and pin clamping force. |
Diagnostic help
Vehicle speed signal sent via Bus to PSG16.
