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C0550

Read the instructions below then start the fault diagnostic procedure.

Symptom: Message shown on the display.

C0550


Control Module. Internal Fault


Fault symptom

Message shown on the display.

Type of diagnosis

When starting.

Conditions

Ignition ON

Fault criteria

The control module's self diagnosis has discovered an internal fault in the control module.

Diagnostic help

See Procedures before replacing the control module