G37 Sedan V6-3.7L (VQ37VHR) (2010)
Air Door Actuator / Motor: Testing and Inspection
Air Mix Door Motor
Component Function Check
AIR MIX DOOR MOTOR
WITHOUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CONTROL SYSTEM : Component Function Check
1.CONFIRM SYMPTOM BY PERFORMING THE FOLLOWING OPERATIONAL CHECK
1. Turn temperature control dial clockwise until 32°C (90°F) is displayed.
2. Check for warm air at discharge air outlets.
3. Turn temperature control dial counterclockwise until 18°C (64°F) is displayed.
4. Check for cool air at discharge air outlets.
Is the inspection result normal?
YES - INSPECTION END
NO - Go to diagnosis procedure. Refer to .
Diagnosis Procedure
AIR MIX DOOR MOTOR
WITHOUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CONTROL SYSTEM WITHOUT LEFT AND RIGHT
VENTILATION TEMPERATURE SEPARATELY CONTROL SYSTEM : Description
COMPONENT DESCRIPTION
Air Mix Door Motor
The air mix door motor (1) is attached to the heater & cooling unit assembly. It rotates so that the air mix door is opened or closed to a position set by
the unified meter and A/C amp. Motor rotation is then conveyed through a shaft and the air mix door position feedback is then sent to the unified
meter and A/C amp. by PBR built-in air mix door motors.
White arrow indicates Vehicle front
AIR MIX DOOR MOTOR
WITHOUT LEFT AND RIGHT VENTILATION TEMPERATURE SEPARATELY CONTROL SYSTEM : Diagnosis Procedure
1.PERFORM SELF-DIAGNOSIS
Perform self-diagnosis function. Refer to See: Testing and Inspection/Component Tests and General Diagnostics/Diagnosis System (Unified Meter
and A/C Amp.)/Without Plasmacluster System.
Is the inspection result normal?
YES - GO TO 5.
NO - GO TO 2.
2.CHECK POWER SUPPLY FOR AIR MIX DOOR MOTOR
Check voltage between air mix door motor harness connector and ground.