Audio System Symptom Troubleshooting - No sound is heard from the speaker(s) (display is normal) (with premium audio system)
  1. Check for continuity between stereo amplifier connector B (28P) and body ground according to the table.
    Stereo amplifier connector
    Wire color
    B1
    RED
    B3
    YEL
    B10
    BLK
    B11
    GRN
    B15
    GRN
    B24
    WHT
    B25
    RED

Is there continuity?
YES -
Repair short to body ground in the wire(s) between the audio unit and stereo amplifier.■
NO -
Go to Step 24 .