Diagnosis Procedure
Regarding Wiring Diagram information, refer to AV "Wiring Diagram".
1.CHECK MICROPHONE SIGNAL CIRCUIT CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect AV control unit connector M71 and microphone connector R15.
3. Check continuity between AV control unit connector M71 and microphone
connector R15.
4. Check continuity between AV control unit connector M71 and ground.
Is inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace harness or connectors.
2.CHECK MICROPHONE VCC VOLTAGE
1. Connect AV control unit connector M71.
2. Turn ignition switch ON.
3. Check voltage between terminals of AV control unit connector M71.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Replace AV control unit. Refer to AV "Removal and Installation".
3.CHECK MICROPHONE SIGNAL
1. Connect microphone connector.
2. Check signal between terminals of AV control unit connector M71.
Is the inspection result normal?
YES >> Replace AV control unit. Refer to AV "Removal and Installation".
NO >> Replace microphone. Refer to AV "Removal and Installation".
Rear view camera image signal circuitDiagnosis Procedure Regarding Wiring Diagram information, refer to AV "Wiring Diagram". 1.CHECK REVERSE INPUT SIGNAL 1. Turn ignition switch ON. 2. Shift the selector lever to R (reverse ...

Diagnosis Procedure Regarding Wiring Diagram information, refer to AV "Wiring Diagram". 1.CHECK STEERING WHEEL AUDIO CONTROL SWITCH RESISTANCE 1. Turn ignition switch OFF. 2. Disconnect ...
Mixture ratio selflearning value
clear
Description
This describes how to erase the mixture ratio selflearning value. For the
actual procedure, follow the instructions
in "Diagnosis Procedure".
Work Procedure
1.START
With CONSULT
Start engine and warm it up to normal operating temperature.
Select "SELFLEARNING CONT" in "WOR ...
P0506 ISC system
Description
The ECM controls the engine idle speed to a specified level through the fine
adjustment of the air, which is let
into the intake manifold, by operating the electric throttle control actuator.
The operating of the throttle valve is
varied to allow for optimum control of the engine ...