Component Function Check

1. Start engine and warm it up to normal operating temperature.
2. Turn A/C switch and blower fan switch ON.
3. Check the voltage between ECM harness connector terminals as per the following.

   ECM				Condition	Voltage
   +		-
   Connector	Terminal	Connector	Terminal
   F15	188 (Refrigerant pressure sensor signal)	F15	136	[Engine is running] Warm-up condition Idle speed Both A/C switch and blower fan motor switch: ON (Compressor operates)	1.7 - 2.0 V

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

Refer to Diagnosis Procedure .