Audio, Visual & Navigation System (DTC/Circuit Diagnosis)
- DETERMINE MALFUNCTION TYPE
With CONSULT
- Turn ignition switch ON.
- Turn ignition switch OFF and wait at least 30 seconds.
- Turn ignition switch ON and wait at least 30 seconds or more.
- Select "Self Diagnostic Result" mode of "MULTI AV" using CONSULT.
- Check DTC.
Is DTC B130B detected?
YES
GO TO 2.
YES
GO TO 3.
YES
GO TO 4.
NO
Refer to Intermittent Incident .
- CHECK SOUND SIGNAL CIRCUITS FOR OPEN OR SHORT TO GROUND
- Turn ignition switch OFF.
- Disconnect audio unit connector M50 and rear speaker RH connector.
- Check the continuity between audio unit connector M50 and rear speaker RH connector B106.
Audio unit
Rear speaker RH
Continuity
Connector
Terminal
Connector
Terminal
M50
13
B106
1
Yes
14
2
- Check the continuity between audio unit connector M50 and ground.
Audio unit
Continuity
Connector
Terminal
Ground
M50
13
--
No
14
Is the inspection result normal?
YES
Replace rear speaker RH. Refer to Removal and Installation .
NO
Repair or replace harness or connectors.
- CHECK SOUND SIGNAL CIRCUITS FOR SHORT
- Turn ignition switch OFF.
- Disconnect audio unit connector M50 and rear speaker RH connector.
- Check the continuity between the terminals of audio unit connector M50.
Audio unit
Continuity
Connector
Terminal
M50
13
14
No
Is the inspection result normal?
YES
Replace rear speaker RH. Refer to Removal and Installation .
NO
Repair or replace harness or connectors.
- CHECK SOUND SIGNAL CIRCUIT FOR SHORT TO POWER SUPPLY
- Turn ignition switch OFF.
- Disconnect audio unit connector M50 and rear speaker RH connector.
- Turn ignition switch ON.
- Check the voltage between audio unit connector M50 and ground.
Audio unit
Ground
Voltage
Connector
Terminal
M50
13
--
0 V
14
Is the inspection result normal?
YES
Replace rear speaker RH. Refer to Removal and Installation .
NO
Repair or replace harness or connectors.