The Airconditioner Control Module sets DTC B1204 if the Feed Back signal of Passenger Temperature Actuator(Air mix potentiometer) has been detected open or below 0.1V for 0.1 seconds.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Voltage check | 1. Poor connection of connected part 2. Open in signal circuit (Feedback circuit), Power circuit or Ground Circuit 3. Faulty passenger Temperature Actuator(Air mix potentiometer) 4. Faulty A/C control Module |
Enable Conditions |
•
IG KEY ON | |
Threshold value |
•
Feedback signal has been detected open or below 0.1V for 0.1 seconds. | |
Failsafe |
•
setting temperature : 24.5℃(76.1℉) fix at max. cooling position
•
setting temperature : 25℃(77℉) fix at max. heating position |
