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.

WARNING:

Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait at least 3 minutes or more. (To discharge backup capacitor.)
Never use unspecified tester or other measuring device.

CHECK HARNESS CONNECTOR
Check the harness connector.

Is the inspection result normal?

YES

GO TO 2.

NO

Replace harness connector.
CHECK WIRING HARNESS
Check the wiring harness externals.

Is the inspection result normal?

YES

GO TO 3.

NO

Replace wiring harness.
REPLACE FRONT DOOR SATELLITE SENSOR LH AND RH
1. Replace front door satellite sensor LH and RH. Refer to Removal and Installation .
2. Perform DTC confirmation procedure. Refer to DTC Description .
Is DTC detected?

YES

GO TO 4.

NO

Inspection End.
REPLACE AIR BAG DIAGNOSIS SENSOR UNIT
1. Replace air bag diagnosis sensor unit. Refer to Removal and Installation .
2. Perform DTC confirmation procedure. Refer to DTC Description .
Is DTC detected?

YES

GO TO 1.

NO

Inspection End.