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B1001 46

Read the instructions below then start the fault diagnostic procedure.

Symptom: NO VIN appears in display

B1001 46


ECU unmarried


Fault symptoms

NO VIN appears in display

Type of diagnosis

Diagnosis is run every time the control module wakes up.

Enable criteria

Ignition on.

Fault criteria

Control module is unmarried.

Diagnostic help

Use the diagnostic tool to marry EHU to the car.

See Changing the audio system