The Airconditioner Control Module sets DTC B1246 when the feedback signal of driver temperature actuator(Air mix actuator) has been detected over 4.9V for 0.3 seconds.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Monitoring the Voltage | 1. Short to battery in signal(Feedback) circuit 2. Open in ground circuit 3. Faulty driver temperature actuator(Air mix actuator) 4. Faulty A/C control Module |
Enable Conditions |
•
IG KEY ON | |
Threshold value |
•
Feedback signal has been detected over 4.9V for 0.3 seconds | |
Failsafe |
•
Setting temperature : 17℃(63℉)-24℃(76.1℉), fix at max. cooling position
•
Setting temperature : 25℃(77℉)-32℃(89.6℉), fix at max. heating position |
