Component Function Check
- Check Refrigerant Pressure Sensor Function
- Start Engine And Warm It Up To Normal Operating Temperature.
- Turn A/C Switch And Blower Fan Switch On.
- Check The Voltage Between Ecm Harness Connector Terminals As Per The Following.
Ecm
Condition
Voltage
+
-
Connector
Terminal
Connector
Terminal
F79
108
(Refrigerant Pressure Sensor Signal)
F79
125
[Engine Is Running]
- Warm-Up Condition
- Idle Speed
- Both A/C Switch And Blower Fan Motor Switch: On (Compressor Operates)
1.0 - 4.0 V
Is The Inspection Result Normal?
Yes
Inspection End
No
Proceed To diagnosis Procedure .