Diagnosis Procedure

WARNING: This page is about a different car, the 2018 Nissan Titan XD and 2018 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.

SELF DIAGNOSTIC RESULT
CONSULT

Perform "Self Diagnostic Result" mode of "IPDM E/R".

Are any DTCs detected?

YES

Refer to DTC Index .

NO

GO TO 2 .

CHECK IGNITION RELAY-1 POWER SUPPLY (IPDM E/R)

Check voltage between IPDM E/R connector E130 terminal 68 and ground.

IPDM E/R		Ground	Condition	Voltage (Approx.)
Connector	Terminal
E130	68	-	Ignition: OFF	Battery voltage
			Ignition: ON	0V

Is the inspection result normal?

YES

Replace IPDM E/R. Refer to Removal and Installation of IPDM E/R .

GO TO 3.

CHECK IGNITION RELAY-1 POWER SUPPLY (BCM)

Check voltage between BCM connector M19 terminal 70 and ground.

BCM		Ground	Condition	Voltage (Approx.)
Connector	Terminal
M19	70	-	Ignition: OFF	Battery voltage
			Ignition: ON	0V

Is the inspection result normal?

YES

Refer to Intermittent Incident .

Replace BCM. Refer to Removal and Installation .