Sound Is Not Heard From Front Door Speaker Or Front Tweeter

AUDIO

Sound Is Not Heard from Front Door Speaker or Front Tweeter


1. CONNECTOR CHECK

Check the AV control unit and speaker connectors for the following:
- Proper connection
- Damage
- Disconnected or loose terminals
Is the inspection result normal?
YES- GO TO 2
NO- Repair the terminal and connector.

2. HARNESS CHECK

1.Disconnect AV control unit connector and front door speaker and front tweeter connector (LH or RH).





2.Check continuity between AV control unit harness connector terminal and front door speaker and front tweeter harness connector terminal.





3.Check continuity between AV control unit harness connector terminal and ground.





OK or NG
OK- GO TO 3.
NG- - Check connector housings for disconnected or loose terminals.
- Repair harness or connector.

3. FRONT SPEAKER SIGNAL CHECK

1.Connect AV control unit connector, front door speaker connector and front tweeter connector.
2.Turn ignition switch to ACC.
3.Push "POWER" switch.





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





OK or NG
OK- Replace front speaker. With Navigation.
NG- Replace AV control unit. With Navigation.