Inspection Procedure

Service check mode.
1. NG: Troubleshoot for each diagnosis.
2. OK: Go to next step.
Check the radio receiver assembly.
PREPARATION:

Disconnect the radio receiver assembly connector.

CHECK:

Check voltage terminals +B.

OK:

+B:10 - 14 V

CHECK:

Check voltage terminal ACC when turn ignition switch ACC or ON position.

OK:

ACC: 10 - 14 V

CHECK:

Check continuity terminal GND.

OK:

GND: Continuity
1. NG: Replace or repair wire harness.
2. OK: Go to next step.
Check "AVC-LAN communication circuit" (See AVC-LAN (COMMUNICATION BUS) CIRCUIT ).
1. NG: Replace the AVC-LAN circuit or radio receiver assembly.
2. OK: Replace the multi display