Air Conditioning System

AIR CONDITIONING: AIR CONDITIONING SYSTEM: DIAGNOSTIC TROUBLE CODE CHART

DIAGNOSTIC TROUBLE CODE CHART

If a trouble code is displayed during the DTC check (sensor check), check the circuit listed for the code in the table below.

AIR CONDITIONING SYSTEM:

B1411/11-B1422/22:

B1423/23-B1436/36:

B1441/41-B1499/99:

HINT:
- *1: If the cabin temperature is approx. -18.6°C (-1.48°F) or lower, DTC B1411/11 may be output even though the system is normal.
- *2: If the ambient temperature is approx. -52.9°C (-63.22°F) or lower, DTC B1412/12 may be output even though the system is normal.
- *3: If the check is performed in a dark place, DTC B1421/21 or B1424/24 (solar sensor circuit abnormal) may be output.
- *4: The A/C amplifier memorizes the DTC of the respective malfunction if it has occurred for a period of time indicated in the brackets.
- *5: Compressor lock (DTC B1422/22) is indicated only for the current malfunction. To confirm DTC B1422/22, preform the following steps.

1 With the engine running, enter the DTC check mode.
2 Press the R/F switch to enter the actuator check mode, and set the operation to Step No. 3.
3 Press the AUTO switch to return to the DTC check mode.
4 The DTC is displayed after approx. 3 seconds.