B3921 01

B3921 01

Group 2 Motor Output Circuit, Short to B+







Fault symptom
- Memory functions not working

On-board diagnosis

Type of diagnosis:
- Continually when the engine is run.

Enable criteria:
- When seat operation is permitted.

Fault criteria:
- When voltage on output exceeds 12 V.
- Output NOT activated.

System reaction to a fault:
- No memory functions work

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.