03444

What the Code Means

03444 logs a fault in the ignition switch circuit. According to the source, the problem may not be in the lock mechanism itself but in the immobilizer: the immobilizer doesn't recognize the key signal, and the control module interprets that as an ignition switch fault.

Symptoms

• The immobilizer doesn't recognize the key signal.
• The system flags an ignition switch fault.

Diagnosis and Repair

The source has no data on verified diagnostic procedures or repair options for this code. The key check that follows from the code description is to isolate where the problem actually sits: in the ignition switch mechanism or in the immobilizer circuit that isn't recognizing the key signal. Exact values, methods, and tolerances aren't confirmed by the source.