TPMM / C0550 34

Read the instructions below then start the fault diagnostic procedure.

Symptom: Message appears in display.

C0550 34

Fault symptom

Message appears in display.

On-board diagnosis

Type of diagnosis:

Upon start-up.

Enable criteria:

Vehicle speed above 30 km/h for more than 30 seconds.

Fault criteria:

Control module on-board diagnostics has detected a RAM error.

Diagnostic help

See "Before changing a control module" and "After fitting a control module" under Fault diagnosis, general.

Diagnostic help

Diagnosis regards:

To locate electrical faults in the control module internal electronics.

Functions in the diagnostic tool related to the fault:

See menu "All - Add/Remove"