Radio/Stereo: Testing and Inspection

Trouble Diagnosis

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

Radio Voltages

Terminal - Voltage (V)

1 5 - 7.5
2 5 - 7.5
3 5 - 7.5
4 5 - 7.5
6 10.8 - 15.6
7 -
8 -
9 -
10 10.8 - 15.6
11 -
12 -
13 5 - 7.5
14 5 - 7.5
15 5 - 7.5
16 5 - 7.5