FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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B1600 02



B1600 02

Mirror Motor Common Circuit, Short to Ground







Fault symptom
- Power mirror cannot be operated

On-board diagnosis

Type of diagnosis:
- Continuous

Enable criteria:
- Ignition ON.
- During electric mirror operation.

- NONE of the following DTCs must be detected:
B1723
B1724

Fault criteria:
- Control module input short circuit to ground.

System reaction to a fault:
- The motor attempts to activate the electric mirror left/right function four times during each new driving cycle.

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.

Functions in the diagnostic tool related to the fault:

Test value:
- Mirror Motor Driver Door
(See also description of readings/activations in diagnostic tool)