Automatic Air Conditioning System

AIR CONDITIONING: AIR CONDITIONING SYSTEM (for Automatic Air Conditioning System): DIAGNOSTIC TROUBLE CODE CHART

DIAGNOSTIC TROUBLE CODE CHART
HINT: When the air conditioning system functions properly, DTC B1400/00 is output.

Air conditioning system









HINT: *1: DTC B1422/22 (Compressor Lock Sensor Circuit) is indicated only for a currently occurring malfunction for 2GR-FE.
To confirm DTC B1422/22, perform the following steps:

1. With the ignition switch ON, enter the DTC check mode.
2. Press the R/F (Recirculation/Fresh) switch to enter actuator check mode, and set the operation to Step No. 3.
3. Press the AUTO switch to return to DTC check mode.
4. The DTC is displayed after approximately 3 seconds.
*2: Compressor and pulley for 2AZ-FE, compressor and magnetic clutch for 2GR-FE