FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Intermittent Fault






Diagnostic trouble code information

Condition
If the phone module (PHM) registers an internal fault in the GPS unit, diagnostic trouble code PHM-0031 is set.

Possible source
- One or more internal faults have occurred in the GPS unit.

Fault symptom[s]
- Message in text window.