Measure the resistance between terminals No. 1 and No. 2. There should be about 4.0 ?.
2.
If the resistance is not as specified, replace the door speaker (A).
Tweeter
1.
Tweeter - Test
Without Stereo Amplifier
With Stereo Amplifier
1.
Measure the resistance between the terminals as shown:
Without stereo amplifier: Measure the resistance between terminal No. 1 and the outside terminal of the capacitor (A). There should be about 4.0 ?. Also check the capacitor condition.
With stereo amplifier: Measure the resistance between terminal No. 1 and terminal No. 2. There should be about 3.3 ?.
2.
If the resistance is not as specified, replace the tweeter (B).
Rear Speaker
1.
Rear Speaker - Test
1.
Measure the resistance between terminals No. 1 and No. 2. There should be about 4.0 ?.
2.
If the resistance is not as specified, replace the rear speaker (A).
Subwoofer
1.
Subwoofer - Test
1.
Measure the resistance between the terminals No. 1 and No. 2. There should be about 2.0 ?.
2.
If the resistance is not as specified, replace the subwoofer (A).