Air Conditioning System

Trouble Code Description Chart:

Trouble Code Description Chart (Cont'd):

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

HINT:
*1 If the room temp. is approx. -20°C (4°F) or lower, code 11 may be output even though the system is normal.
*2 If the ambient temperature is approx. -50°C (-58°F) or lower, a malfunction code may be output even though the system is normal.
*3 If the check is being performed in a dark place, DTC 21 (solar sensor circuit abnormal) could be displayed. If this case, perform DTC check again while shining a light, such as an inspection light, on the solar sensor. If code 21 is still displayed, there could be trouble in the solar sensor circuit.
*4 Compressor lock (DTC 22) is indicated only for a current occurring malfunction.
To confirm DTC 22, perform the following steps:
(1) With the engine ON, enter the DTC check mode.
(2) Press the switch to enter actuator check mode, and set the operation to Step No.3.
(3) Press the switch to return to DTC check mode.
(4) The DTC is displayed after approx. 3 secs.
*5 The ECU memorizes the DTC of the respective malfunction when it has occurred for the period of time indicated in the brackets.