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 HOOD SWITCH SIGNAL CIRCUITS
- Turn ignition switch OFF.
- Disconnect hood switch connector.
- Check voltage between hood switch harness connector and ground.
(+)
(-)
Voltage (V)
(Approx.)
Hood switch
Connector
Terminal
E205
1
Ground
Battery voltage
2
Is the inspection result normal?
YES
GO TO 3.
NO
GO TO 2.
- CHECK HOOD SWITCH SIGNAL CIRCUITS
- Disconnect IPDM E/R connector.
- Check continuity between IPDM E/R harness connector and hood switch harness connector.
IPDM E/R
Hood switch
Continuity
Connector
Terminal
Connector
Terminal
E218
94
E205
1
Yes
96
2
- Check continuity between IPDM E/R harness connector and ground.
IPDM E/R
Ground
Continuity
Connector
Terminal
E218
94
No
96
Is the inspection result normal?
YES
Replace IPDM E/R. Refer to Removal and Installation .
NO
Repair or replace harness.
- CHECK HOOD SWITCH GROUND CIRCUIT
Check continuity between hood switch harness connector and ground.
Hood switch
Ground
Continuity
Connector
Terminal
E205
3
Yes
Is the inspection result normal?
YES
GO TO 4.
NO
Repair or replace harness.
- CHECK HOOD SWITCH
Refer to Component Inspection .
Is the inspection result normal?
YES
GO TO 5.
NO
Replace hood switch. Refer to Removal and Installation .
- CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident .
Inspection End.