Intake Door
INTAKE DOOR MOTORDescription
SYSTEM DESCRIPTION
Component Parts
Intake door control system components are:
- Front air control
- Intake door motor (LCU)
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. sets the intake door at the FRESH position.
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.
Diagnosis Procedure
SYMPTOM:
- Intake door does not change.
- Intake door motor does not operate normally.
INSPECTION FLOW
Step 1:
Step 1 (Continued)-7:
DIAGNOSIS PROCEDURE FOR INTAKE DOOR MOTOR
SYMPTOM: Intake door motor does not operate normally.
Perform diagnosis procedure. Refer to-116 "Diagnosis Procedure". LAN System Circuit