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SLM / P1802 08

Read the instructions below then start the fault diagnostic procedure.

Symptom: Message appears in display. No Sentronic function. Selector lever locked in position P or N.

  P1802 08


Sentronic, Invalid Signal.

Fault symptom

Message appears in display.

No Sentronic function.

Selector lever locked in position P or N.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Ignition ON.

Fault criteria:

The control module receives a faulty signal.

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 the component.

Functions in the diagnostic tool related to the fault:

Test value:
Selector Position Sentronic
Selector Position Sentronic Up
Selector Position Sentronic Down
Shift Lever Sentronic