Air Conditioning System

HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: DIAGNOSTIC TROUBLE CODE CHART

DIAGNOSTIC TROUBLE CODE CHART

HINT: If a trouble code is displayed during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to below table.

B1411/11 - B1421/21:

B1422/22 - B1445/45:

B1446/46 - 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, a trouble code may be output even though the system is normal.
- *3: If the check is performed in a dark place, DTC B1421/ 21 (solar sensor circuit abnormal) or DTC B1424/24 (solar sensor circuit abnormal) could be displayed.
- *4: The air conditioning amplifier memorizes the DTC of the respective malfunction that has occurred for a period of the time indicated in the brackets.