DTC |
Description |
Possible causes |
Action |
B1A5911 |
Sensor 5 Volt Supply |
- Ambient air temperature sensor 5 volt supply short circuit to ground
|
Refer to the electrical guide and check the ambient air
temperature sensor circuit. Refer to the guided diagnostic routine for
this code on the approved diagnostic system. |
B1A6312 |
Right Solar Sensor |
- Right-hand solar sensor signal short circuit to 5 volts
|
Refer to the electrical guides and check the right-hand
sunlight sensor sensor circuit. Refer to the guided diagnostic routine for
this code on the approved diagnostic system. |
B1A6412 |
Left Solar Sensor |
- Left-hand solar sensor signal short circuit to 5 volts
|
Refer to the electrical guides and check the left-hand
sunlight sensor sensor circuit. Refer to the guided diagnostic routine for
this code on the approved diagnostic system. |
B1B6013 |
Feedback Potentiometer Circuit |
- Air intake stuck in one position
- Feedback potentiometer circuit high resistance
|
Check the feedback potentiometer/air temperature mode motor
circuits. Refer to the electrical guides. |
B1B6711 |
Air Intake Servo Potentiometer Circuit |
- Recirculation motor signal short circuit to ground
|
Check the intake air motor circuit. Refer to the electrical
guides. Refer to the guided diagnostic routine for this code on the
approved diagnostic system. |
B1B6715 |
Air Intake Servo Potentiometer Circuit |
- Recirculation motor signal high resistance
- Recirculation motor signal short circuit to power
|
Check the intake air motor circuit. Refer to the electrical
guides. Refer to the guided diagnostic routine for this code on the
approved diagnostic system. |
B1B6801 |
Air Intake Servo Motor |
- Recirculation motor fault
|
Check the intake air motor circuit. Refer to the electrical
guides. Refer to the guided diagnostic routine for this code on the
approved diagnostic system. |
B1B7400 |
Foot/Defrost Damper Actuator |
- Actuator mechanical fault
- Actuator overheating
- Actuator circuit high resistance
- Actuator circuit short circuit
- Actuator power failure
|
Check for mechanical faults with the face/feet distribution
motor (see visual inspection). Refer to the guided diagnostic routine for
this code on the approved diagnostic system. |
B1B7449 |
Foot/Defrost Damper Actuator |
|
Check the face/feet distribution motor operation. Refer to
the guided diagnostic routine for this code on the approved diagnostic
system. |
B1B7700 |
Front Right Air Blend Stepper Actuator |
- Actuator mechanical fault
- Actuator overheating
- Actuator circuit high resistance
- Actuator circuit short circuit
- Actuator power failure
|
Check for the right-hand air temperature motor mechanical
faults (see visual inspection). Refer to the guided diagnostic routine for
this code on the approved diagnostic system. |
B1B7749 |
Front Right Air Blend Stepper Actuator |
|
Refer to the guided diagnostic routine for this code on the
approved diagnostic system. |