The A/C Control Module sets DTC B1249 if the Driver Direction potentiometer(Mode Actuator) signal is at or below 0.1V for 0.3 seconds.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Voltage check | 1. Poor Connection in harness 2. Open in signal (Feedback signal),Power or Ground circuit 3. Driver Direction potentiometer(Mode Actuator) 4. Faulty A/C Control Module |
Enable Conditions |
•
Ignition "ON" | |
Threshold value |
•
Mode Actuator Sensor signal is at or below 0.1V for 0.3 seconds | |
Failsafe |
•
Actuator positions to VENT on VENT MODE.
•
Actuator positions to DEF on any other MODE. |
