Diagnosis Procedure
WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
Regarding Wiring Diagram information, refer to WIRING DIAGRAM .
- CHECK FUSIBLE LINKS
Check that the following fusible links are not blown.
Terminal No. Signal name Fusible link No. 1 Fusible link main E (80A) 2 Fusible link IPDM E/R A (250A), C (80A) 3 Fusible link ignition switch A (250A), B (100A), K (40A) Is the fusible link blown?
YES
Replace the blown fusible link after repairing the affected circuit.
NO
GO TO STEP 2
- CHECK POWER SUPPLY CIRCUIT
- Disconnect IPDM E/R connectors E118 and E120.
- Check voltage between IPDM E/R connectors and ground.
IPDM E/R Ground Voltage
(Approx.)Connector Terminal E118 1 - Battery voltage 2 E120 3
Is the inspection result normal?
YES
GO TO STEP 3
NO
Repair or replace harness or connectors.
- CHECK GROUND CIRCUIT
- Disconnect IPDM E/R connectors E119 and E121.
- Check continuity between IPDM E/R connectors and ground.
IPDM E/R Ground Continuity Connector Terminal E121 7 - Yes E119 41
Is the inspection result normal?
YES
Inspection End.
NO
Repair or replace harness or connectors.