FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Inspection/Repair





Back Up Voltage Inspection

1. Ignition "OFF"
2. Disconnect PCM connector.
3. Ignition "ON"
4. Measure voltage between terminal 6 of the PCM harness connector and chassis ground.

Specification : Remain stable at battery voltage


5. Are circuits remaining stable at battery voltage?