DTC Diagnosis Procedure

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 CRANKSHAFT POSITION (CKP) SENSOR (POS) POWER SUPPLY

Disconnect crankshaft position (CKP) sensor (POS) harness connector.
Turn ignition switch ON.

Check the voltage between CKP sensor (POS) harness connector and ground.

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+		-	Voltage (Approx.)
CKP sensor (POS)
Connector	Terminal
F17	1	Ground	Battery voltage

Is the inspection result normal?

YES

GO TO 3.

GO TO 2.

CHECK CKP SENSOR (POS) POWER SUPPLY CIRCUIT

Turn ignition switch OFF
Disconnect IPDM E/R harness connector.

Check the continuity between CKP sensor (POS) harness connector and IPDM E/R harness connector.

+		-		Continuity
CKP sensor (POS)		IPDM E/R
Connector	Terminal	Connector	Terminal
F17	1	E119	4	Existed

Also check harness for short to ground.

Is the inspection result normal?

YES

Perform the trouble diagnosis for power supply circuit.

Repair or replace error-detected parts.

CHECK CKP SENSOR (POS) GROUND CIRCUIT

Turn ignition switch OFF.

Check the continuity between CKP sensor (POS) harness connector and ground.

+		-	Continuity
CKP sensor (POS)
Connector	Terminal
F17	3	Ground	Existed

Also check harness for short to power.

Is the inspection result normal?

YES

GO TO 4.

Repair or replace error-detected parts.

CHECK CKP SENSOR (POS) INPUT SIGNAL CIRCUIT

Disconnect ECM harness connector.

Check the continuity between CKP sensor (POS) harness connector and ECM harness connector.

+		-		Continuity
CKP sensor (POS)		ECM
Connector	Terminal	Connector	Terminal
F17	2	F54	36	Existed

Also check harness for short to ground and to power.

Is the inspection result normal?

YES

GO TO 5.

Repair or replace error-detected parts.

CHECK CRANKSHAFT POSITION SENSOR (POS)
Check the crankshaft position sensor (POS). Refer to Component Inspection .

Is the inspection result normal?

YES

GO TO 6.

NO

Replace crankshaft position sensor (POS). Refer to Component Parts Location .

CHECK GEAR TOOTH

Remove crankshaft position sensor (POS). Refer to Component Parts Location .

Look into the mounting hole (A) of the crankshaft position sensor (POS) to check that there is no missing gear tooth in the signal plate (1).

Courtesy of NISSAN NORTH AMERICA, INC.

Is the inspection result normal?

YES

Check intermittent incident. Refer to Intermittent Incident .

Replace the signal plate. Refer to Exploded View .