Except U.S.A. And CANADA
1. Remove the check valve..
2. Verify that there is no airflow when positive pressure is applied to port A.

If there is airflow, replace the check valve..
3. Verify that there is no airflow when negative pressure is applied to port A.
If there is no airflow, replace the check valve..
Charcoal Canister
Check Valve Removal/InstallationRefrigerant Pressure Sensor [Full Auto Air Conditioner]
Purpose
The refrigerant pressure sensor detects the refrigerant pressure in the refrigerant
cycle.
Function
The refrigerant pressure sensor converts the detected refrigerant pressure
to an electric signal and sends it to the PCM.
Construction
The refriger ...
Security Indicator Light
Purpose
Notifies the driver that the immobilizer system is operating.
Function
If a malfunction is detected in the immobilizer system, the DTC can be verified
by the flashing pattern of the security indicator light.
Construction
The security indicator light is bui ...
Differential Oil Temperature Sensor
Purpose, Function
The differential oil temperature sensor detects the rear differential oil
temperature based on the resistance of the thermistor, and inputs it to the
AWD CM.
Construction
The differential oil temperature sensor is installed in the rear differential
carr ...