PSM / B3907 02
Read the instructions below then
start the fault diagnostic procedure.
Symptom: No seat motors are working.
Switch Power Supply Circuit, Short to Ground
Fault symptom
No seat motors are working.
On-board diagnosis
Type of diagnosis:
Enable criteria:
| When seat operation is permitted. |
Fault criteria:
| Fault in control button circuit. |
System reaction to a fault:
| No seat motors are working. |
Checking the wiring harness
Move the wiring harness at several spots and in several directions to reveal intermittent breaks and short-circuits. Check switches, connectors and crimp connections for oxidation, retracted pins and pin clamping force.
Diagnostic help
Diagnosis regards:
| Electrical fault in connecting leads or component. |
