Galant L4-2.4L (4G69) (2004)
Speaker System Circuit <Vehicles With Audio Amplifier> Part 2
CIRCUIT OPERATION
The sound signals are sent from the audio amplifier. After the signals are amplified and filtered, the sound signals are sent to the speaker.
TECHNICAL DESCRIPTION (COMMENT)
The cause is probably a faulty speaker circuit system.
TROUBLESHOOTING HINTS
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Malfunction of the speaker.
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Damaged wiring harness or connector.
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Malfunction of the audio amplifier.
DIAGNOSIS
STEP 1. Check which speaker has no sound on the vehicles with audio amplifier.
Determine which speaker does not sound.
Q: Which speaker does not sound?
Tweeter (LH) : Go to Step 2.
Tweeter (RH) : Go to Step 5.
Front door speaker (LH) : Go to Step 8.
Front door speaker (RH) : Go to Step 11.
Rear speaker (LH) : Go to Step 14.
Rear speaker (RH) : Go to Step 17.