R31 Head Unit Wiring Diagram. 1 files 913 mb. Multi pin connector 1 8 pin for loudspeaker outputs 1 rear right loudspeaker positive 2 front right loudspeaker positive 3 front left loudspeaker positive.
Make sure that you examine the harness before pulling on it. R32 workshop manual mb. Remove your head unit.
When a malfunction occurs read down the symptom column until you the appropri ate description for your symptom.
Car radio wire colors car audio wiring free radio wiring diagrams. Rb30 wiring diagram another car not sure. The head unit is the centerpiece of the car sound system. Connect the separate 10 gauge black lead to the vehicle battery ground terminal.