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PSM / B1765 0B

Read the instructions below then start the fault diagnostic procedure.

Symptom: Memory functions not working

  B1765 0B


Height Motor Output Circuit, Current Too High

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:

Current consumption is more than 40A +/- 6A.

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:

Mechanical check of motor

Functions in the diagnostic tool related to the fault:

Activate:
Motor, Height Up
Motor, Height Down
(See also description of readings/activations in diagnostic tool)