Component Function Check

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WARNING: This page is about a different car, the 2012 Infiniti M35h. However, it is still accessible from the selected car via links, so may be relevant.

CHECK MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR FUNCTION

Perform "INSPECTION MODE 5". Refer to "DESCRIPTION ".
Start engine and warm it up to the normal operating temperature.

Check the voltage between ECM harness connector terminals as per the following.

ECM			Voltage (V)
Connector	+	-
Connector	Terminal	Terminal
M107	38	36	1.0 - 4.0

Is the inspection result normal?

YES: INSPECTION END

NO: Go to "DIAGNOSIS PROCEDURE "