FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Test Q: The Heated Seat Is Inoperative - Driver Seat Does Heat But The Heated Seat Indicator Does Not Illuminate When Pressed

PINPOINT TEST Q: THE HEATED SEAT IS INOPERATIVE - DRIVER SEAT DOES HEAT BUT THE HEATED SEAT INDICATOR DOES NOT ILLUMINATE WHEN PRESSED

Normal Operation
Upon receiving a signal from the heating ventilation air conditioning (HVAC) module, the heated seat module will decrease one setting (the sequence is HI, LO, OFF, HI, etc.). When the driver heated seat is set to HI, both LED indicators above the driver heated seat control button will illuminate. When the driver heated seat is set to LO, only the left LED on the driver heated seat indicator will illuminate. When the driver heated seat is set to OFF, neither driver heated seat LED will illuminate.

This pinpoint test is intended to diagnose the following:
- Wiring, terminals or connectors
- Heated seat module
- HVAC module


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