Audio System: Inspection
SYMPTOM REPAIR ORDER DESCRIPTION
| Symptom |
Repair order |
| No power coming in. (No display and no sound from speakers) |
- Check the fuse and power supply for audio.
- Check the audio ground.
- Remove the audio and repair it.
|
| A specific speaker does not operate. |
- Check the speaker.
- Check the output circuit between audio and speaker.
|
| Audio generates noise with engine running. |
- Check the audio ground.
- Check the generator.
- Check the ignition coil.
- Remove the audio and repair it.
|
| AM and FM modes are weak or noisy. |
- Check the antenna.
- Check the antenna amplifier.
- Check the noise suppressor.
- Check the audio ground.
- Remove the audio and repair it.
|