G37x Sedan AWD V6-3.7L (VQ37VHR) (2010)
Discharge Air Temperature Sensor / Switch: Testing and Inspection
Diagnosis Procedure
IN-VEHICLE SENSOR
Description
COMPONENT DESCRIPTION
In-vehicle Sensor
The in-vehicle sensor (1) is located on instrument driver lower panel.
It converts variations in compartment air temperature drawn from the aspirator into a resistance value. It is then input into the unified meter and A/C
amp.
Aspirator
The aspirator (1) is located on driver's side of heater & cooling unit assembly. It produces vacuum pressure due to air discharged from the heater &
cooling unit assembly, continuously taking compartment air in the aspirator.
White arrow indicates Vehicle front
IN-VEHICLE SENSOR
Diagnosis Procedure
1.CHECK VOLTAGE BETWEEN IN-VEHICLE SENSOR AND GROUND
1. Disconnect in-vehicle sensor connector.
2. Turn ignition switch ON.
3. Check voltage between in-vehicle sensor harness connector and ground.