If an internal error in the 4WD ECU is detected P0602 sets and the warning lamp is turned on.
Item | Detecting Condition | Possible cause |
DTC Strategy |
•
Checking 4WD ECU function | 1. Faulty 4WD-ECU |
Enable Conditions |
•
IG KEY "ON" or Engine "ON" | |
Threshold value |
•
There is an error in the ECU H/W. | |
Detecting time |
•
Immediately |
