Some Speakers Do Not Operate

Symptom Some speakers do not operate

Possible cause
^ Damaged speaker
^ Damaged audio unit
^ Open or short circuit in wiring harness Poor connection of connector

Knob Functions:

Reference:

Step 1
1. Turn the ignition switch to ACC.
2. Turn the audio system power on.
3. Play a recorded cassette tape and set the volume control knob to an appropriate position.
4. Turn the bass/balance control knob and the treble/fader control knob as indicated below and check the performance of each speaker.

Step 2
1. Remove the malfunctioning speaker.
^ Front speaker
^ Door speaker
^ Rear speaker
2. Verify that the speaker connector is properly connected. If necessary, repair or reconnect the connector.
3. If the speaker still does not work properly, go to Step 3.

Ohmmeter Connection:

Action Chart:

Step 3
1. Disconnect the connector from the malfunctioning speaker.
2. Measure the resistance between the speaker terminals.

Step4
1. Remove the audio unit.
2. Verify that the audio unit connectors are properly connected. Reconnect them if necessary.
3. If the connections are okay, go to Step 5.

Terminal Identification:

Reference:

Step 5
1. Check for continuity between the terminals of the audio unit connector and the malfunctioning speaker connector.
2. If correct, replace the audio unit.
3. If not as specified, repair the wiring harness (audio unit-speaker).