Intake Door Motor

INTAKE DOOR MOTOR


Description


SYSTEM DESCRIPTION

Component Parts

Intake door control system components are:
- Front air control
- Intake door motor (LCU)
- In-vehicle sensor
- Ambient sensor
- Sunload sensor
- Intake sensor

System Operation
The intake door control determines intake door position based on the ambient temperature, the intake air temperature and the in-vehicle temperature. When shifting mode position D/F, when the DEF or OFF switches are pressed, or when A/C switch is OFF, the front air control sets the intake door at the FRESH position.






Intake Door Control Specification






COMPONENT DESCRIPTION

Intake Door Motor






The intake door motor (1) is attached to the blower unit. It rotates so that air is drawn from inlets set by the front air control. Motor rotation is conveyed to a lever which activates the intake door.





INTAKE DOOR MOTOR


Diagnosis Procedure


SYMPTOM:
- Intake door does not change.
- Intake door motor does not operate normally.

INSPECTION FLOW





1. CONFIRM SYMPTOM BY PERFORMING OPERATION CHECK - REC ( )
1. Press the vent mode.( ).
2. Press REC ( ) switch. The REC ( ) indicator should illumination.
3. Press REC ( ) switch again. The REC ( ) indicator should go out.
4. Listen for intake door position change (you should hear the sound change slightly).
Is the inspection result normal?
YES - Inspection End.
NO - Go to diagnosis procedure for LAN system. Refer to LAN System Circuit