Intake Door Motor Circuit

* Automatic Air Conditioning System *

Inspection Flow (Without Navigation System):

Inspection Flow (With Navigation System):

TROUBLE DIAGNOSIS PROCEDURE FOR INTAKE DOOR (LAN)

SYSTEM DESCRIPTION

Component Parts
Intake door control system components are:
1. Auto amp.
2. Intake door motor
3. In-vehicle sensor
4. Ambient sensor
5. Sunload sensor
6. 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 the ECON, DEFROST, or OFF switches are pushed, the auto amplifier sets the intake door at the "Fresh" position.

Intake Door Control Specification / Auto A/C:

Intake Door Control Specification




COMPONENT DESCRIPTION
The intake door motor is attached to the intake unit. It rotates so that air is drawn from inlets set by the auto amplifier. Motor rotation is conveyed to a lever which activates the intake door.

Step 1 - 3:

Step 4 - 6:

Step 7 - 9:

DIAGNOSTIC PROCEDURE
SYMPTOM: Intake door motor does not operate normally.

CONTROL LINKAGE ADJUSTMENT




Intake Door
1. Install intake door motor on intake unit and connect it to main harness.
2. Set up code No. in Self-diagnosis STEP 4.




3. Make sure intake door operates properly when changing from code No. 41 to 46 by pushing DEF switch.