Diagnosis Procedure

WARNING: This page is about a different car, the 2017 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to WIRING DIAGRAM .

CHECK PUSH-BUTTON IGNITION SWITCH INPUT SIGNAL

Turn ignition switch OFF.
Disconnect push-button ignition switch connector.

Check voltage between push-button ignition switch harness connector and ground.

(+)		(-)	Voltage (V) (Approx.)
Push-button ignition switch
Connector	Terminal
M25	8	Ground	12

Is the inspection result normal?

YES

GO TO STEP 4 .

GO TO STEP 2 .

CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT

Disconnect BCM connector and IPDM E/R connector.

Check continuity between push-button ignition switch harness connector and BCM harness connector.

Push-button ignition switch		BCM		Continuity
Connector	Terminal	Connector	Terminal	Continuity
M25	8	M83	55	Yes

Check continuity between push-button ignition switch harness connector and ground.

Push-button ignition switch		Ground	Continuity
Connector	Terminal
M25	8		No

Is the inspection result normal?

YES

GO TO STEP 3 .

Repair or replace harness.

REPLACE BCM
1. Replace BCM. Refer to REMOVAL AND INSTALLATION .
2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.
Inspection End.

CHECK PUSH-BUTTON IGNITION SWITCH GROUND CIRCUIT

Check continuity between push-button ignition switch harness connector and ground.

Push-button ignition switch		Ground	Continuity
Connector	Terminal
M25	4		Yes

Is the inspection result normal?

YES

GO TO STEP 5 .

Repair or replace harness.

CHECK PUSH-BUTTON IGNITION SWITCH

Refer to COMPONENT INSPECTION .

Is the inspection result normal?

YES

GO TO STEP 6 .

NO

Replace push-button ignition switch. Refer to REMOVAL AND INSTALLATION .

CHECK INTERMITTENT INCIDENT

Refer to INTERMITTENT INCIDENT .

Inspection End.