Diagnostic Strategies

Inspection

AUDIO UNIT
All voltage inspections are made with:
- Ignition switch ON or ACC
- Audio unit ON
- Audio unit connected (If removed for inspection, supply a ground to the case using a jumper wire.)

Audio Unit Voltages Part 1:

Audio Unit Voltages Part 2:

AUDIO UNIT VOLTAGES

Steering Wheel Audio Control Switch Resistance:

STEERING WHEEL AUDIO CONTROL SWITCH RESISTANCE