PDM / B1595 01
Read the instructions below then
start the fault diagnostic procedure.
Symptom: No memory function or retraction function for door mirrors. Manual setting works.
Mirror Up/Down Potentiometer Circuit, short to B+
Fault symptom
No memory function or retraction function for door mirrors. Manual setting works.
On-board diagnosis
Type of diagnosis:
Enable criteria:
| NONE of the following DTCs must be detected: |
Fault criteria:
| Voltage on the control module input is outside of the permissible limit value. |
System reaction to a fault:
| No memory function or retraction function for door mirrors. Manual setting works. |
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:
| Mirror Potentiometer Up/Down Passenger Door |
| (See also description of readings/activations in diagnostic tool) |
