Reading and Clearing Diagnostic Trouble Codes
HOW TO READ SELF-DIAGNOSTIC CODE1. After the display panel flickers three times every 0.5 second, the corresponding fault code flickers on the setup temperature display panel every 0.5 second and will show two figures.
2. Fault code
3. Fault code display
1. Continuance operation
2. Step operation
4. If a fault code is displayed during the DTC check, Inspect a malfunction cause by referring to the DTC code.
5. FAIL SAFE
1. In-car temperature sensor: Control with the value of 25 degrees C(77 degrees F)
2. Ambient temperature sensor: Control with the value of 20 degrees C(67 degrees F)
3. Evaporator temperature sensor: Control with the value of -2 degrees C(28.4 degrees F)
4. Humidity sensor: Control with the value of 10%
5. Temperature sensor : Control with the value of -2 degrees C(28.4 degrees F)
6. Temperature control actuator (Air mix potentiometer):
If temperature setting 17 degrees C -24.5 degrees C, fix at maximum cooling position.
If temperature setting 25 degrees C -32 degrees C, fix at maximum heating position.
7. Mode control actuator (Direction potentiometer):
Fix vent position, while selecting vent mode. Fix defrost position, while selecting all except vent mode.
8. Intake control actuator:
Fix fresh position, while selecting fresh mode. Fix recirculation position, while selecting recirculation mode.
9. AQS sensor: AQS operation OFF.
- Intake position: The position before selecting AQS switch.