Audio System With Navigation

B0001
Vehicle Speed. Incorrect Signal.

Diagram:

Fault Symptoms
The speed shown on the display does not agree with that on the car's speedometer.

Type of Diagnosis
Continuous

Enable Criteria
The car must have driven at least 4 km. There must be GPS reception.

Fault Criteria
Missing/faulty signal from the ESP.

System Reaction To A Fault
GPS, gyro and previous map information is used for navigation.

Diagnostic Help
See Before changing a control module.