Component Function Check

WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.

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			Voltage (Approx.)
Connector	+	-
	Terminal
F54	20	25	1.0 - 4.0V

Is the inspection result normal?

YES

INSPECTION END

Proceed to DTC Diagnosis Procedure .