Wiring diagram
Audio systemTweeter
Description
The audio unit sends audio signals to the tweeters using the front door
speaker circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the audio unit and speaker connectors for the following:
Proper connection
Damage
Disconnected or loose terminals
2.HARNESS CHECK
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U122A AV control unit
DTC Logic
Diagnosis Procedure
1.PERFORM THE SELF-DIAGNOSIS
When U122A is detected, write configuration data with "MULTI AV" of CONSULT.
U122E AV CONTROL UNIT
DTC Logic
DTC DETECTION LOGIC
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Normal operating condition
Description
The majority of the audio concerns are the result of outside causes (bad CD,
electromagnetic interference,
etc.).
NOISE
The following noise results from variations in field strength, such as fading
noise and multi-path noise, or
external noise from trains and other sources. I ...