SAAB WIS ONLINE

ME9 / P0318 00

Symptom: Faulty display of vehicle speed.

  P0318 00


Rough road detection (signal from ABS), faulty function.

Fault symptom

Faulty display of vehicle speed.

On-board diagnosis

Type of diagnosis:

Continuous

Enable criteria:

Engine running.
Bus communication with ESP.

Fault criteria:

No wheel signal from ESP for more than 4 seconds.

Diagnostic help

Diagnosis regards:

Check that ECM has the correct wheel signal to evaluate "rough road", which is the basis for successful misfire diagnosis.
See diagnostic trouble codes in ESP for continued fault diagnosis.

Functions in the diagnostic tool related to the fault:

Test value:
Speedometer

(See also description of readings/activations in diagnostic tool)