Description
When one of the steering wheel audio control switches is pushed, the resistance in the steering wheel audio control switch circuit changes, depending on which button is pushed.
Diagnosis Procedure
1.CHECK STEERING SWITCH RESISTANCE


2.CHECK HARNESS BETWEEN COMBINATION SWITCH(SPIRAL CABLE) AND AV CONTROL UNIT


3.COMBINATION SWITCH(SPIRAL CABLE) CHECK


AMP on signal circuit
Communication signal circuitStarting the engine
1. Apply the parking brake.
2. Move the shift lever to P (Park) or N (Neutral).
P (Park) is recommended.
The starter is designed not to operate if
the shift lever is in any of the driving
positions.
3. Push the ignition switch to the ON position.
Depress the brake pedal and push the ign ...
AV branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the AV control unit for
damage, bend and loose connection (unit
side and connector side).
2.CHECK HARNESS FOR OPEN CIRC ...
Unexpected pedal reaction
Diagnosis Procedure
1.CHECK BRAKE PEDAL STROKE
Check brake pedal stroke.
2.CHECK FUNCTION
Disconnect ABS actuator and electric unit (control unit) connector to
deactivate ABS. Check if braking force is
normal in this condition.Connect connector after inspection.
3.CHECK WHEEL SENSOR AND SEN ...