Sound Is Not Heard From Front Door Speaker Or Front Tweeter (Premium System with Rockford Fosgate) Audio Without Navigation

AUDIO


Sound Is Not Heard from Front Door Speaker or Front Tweeter (Premium System with Rockford Fosgate)

1.HARNESS CHECK
1. Turn ignition switch OFF.
2. Disconnect audio amplifier connector B43 and suspect speaker connector.





3. Check continuity between audio amplifier harness connector terminal and suspect speaker harness connector terminal.






4. Check continuity between audio amplifier harness connector terminal and ground.






OK or NG
OK - GO TO 2.
NG -
- Check connector housings for disconnected or loose terminals.
- Repair harness or connector.
2.FRONT SPEAKER SIGNAL CHECK
1. Connect audio amplifier connector B43 and suspect speaker connector.
2. Turn ignition switch to ACC.
3. Push "POWER" switch.





4. Check the signal between audio amplifier harness connector terminals with CONSULT-III or oscilloscope.






OK or NG
OK - Replace suspect speaker. Removal And Installation Audio Without Navigation.
NG - GO TO 3.
3.HARNESS CHECK
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M94 and audio amplifier connector B43.





3. Check continuity between AV control unit harness connector terminals and audio amplifier harness connector terminals.






4. Check continuity between AV control unit harness connector terminals and ground.






OK or NG
OK - GO TO 4.
NG -
- Check connector housings for disconnected or loose terminals.
- Repair harness or connector.
4.FRONT SPEAKER SIGNAL CHECK
1. Connect AV control unit connector and audio amplifier connector.
2. Turn ignition switch to ACC.
3. Push "POWER" switch.





4. Check the signal between AV control unit harness connector terminals with CONSULT-III or oscilloscope.






OK or NG
OK - Replace audio amplifier. Removal And Installation Audio Without Navigation.
NG - Replace AV control unit. Removal And Installation Audio Without Navigation.