Description
The AV control unit sends audio signals to the tweeters using the front door speaker circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the AV control unit and speaker connectors for the following:
2.HARNESS CHECK



3.TWEETER SIGNAL CHECK


Front door speaker
Rear door speakerCombination meter
Reference Value
VALUES ON THE DIAGNOSIS TOOL
NOTE:
* The monitor will indicate "OFF" even though
the brake warning lamp is on if either of the following conditions exist:
The parking brake is engaged
The brake fluid level is low
TERMINAL LAYOUT
PHYSICAL VALUES
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P1805 brake switch
Description
Brake switch signal is applied to the ECM via the stop lamp switch when the
brake pedal is depressed. This
signal is used mainly to decrease the engine speed when the vehicle is being
driver.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATI ...
Hazard switch
Component Function Check
1.CHECK HAZARD SWITCH SIGNAL BY CONSULT
CONSULT DATA MONITOR
Turn ignition switch ON.
Select "HAZARD SW" of BCM (FLASHER) DATA MONITOR item.
With operating the hazard switch, check the monitor status.
Diagnosis Procedure
1.CHECK HAZARD SWITCH SIGNAL INPUT
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