Diagnosis Procedure

WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

CHECK BATTERY TERMINALS CONNECTION
Check if battery terminals are clean and tight.

Is the inspection result normal?

YES

GO TO 2.

NO

Repair battery terminals connection. Confirm repair by performing system test using 165-DSS-5000P. Refer to the applicable Instruction Manual for proper testing procedures.

CHECK FUSE AND FUSIBLE LINK

Check for blown fuse and fusible link.

Unit	Power source (Power supply terminals)	Fuse or Fusible Link
Generator	Battery (terminal 3)	Fuse 57 (10 A)
		Fusible Link B (100 A)
		Fusible Link A (250 A)
	Battery (terminal 1)	Fusible Link A (250 A)
Combination meter	Ignition switch ON or START (terminal 2)	Fuse 31 (5 A)

Is the fuse or fusible link blown?

YES

Replace the blown fuse or fusible link after repairing the affected circuit.

GO TO 3.

CHECK GENERATOR GROUND TERMINAL CONNECTION
Check if connector E204 terminal 5 and 6 (generator ground harness) is clean and tight.

Is the inspection result normal?

YES

GO TO 4.

NO

Repair connection.
CHECK DRIVE BELT TENSION
Check drive belt tension. Refer to Checking Drive Belt (VQ35DD) .

Is the inspection result normal?

YES

Inspection End.

NO

Repair as needed.