Air Conditioning System

AIR CONDITIONING SYSTEM (for Automatic Air Conditioning System):

DIAGNOSTIC TROUBLE CODE CHART

If a malfunction code is displayed during the DTC check (sensor check), check the circuit listed for the code in the table below (proceed to the test given for that circuit).

AIR CONDITIONING SYSTEM:









HINT:
*1 If the room temperature is approximately -18.6°C (-1.48°F) or lower, DTC 11 may be output even though the system is normal.
*2 If the ambient temperature is approximately -52.9°C (-63.2°F) or lower, trouble code may be output even though the system is normal.
*3 If the check is performed in a dark place, DTC 21 (solar sensor circuit abnormal) may be output.
*4 The A/C amplifier memorizes the DTC of the respective malfunction that has occurred for the period of time indicated in brackets.
*5 Compressor lock (DTC 22) is indicated only for a current malfunction.
To confirm DTC 22, perform the following steps.
1 With the engine on, enter the DTC check mode.
2 Press the R/F 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.

*6 Short
*7 Open