Diagnosis Procedure

WARNING: This page is about a different car, the 2019 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.

CHECK DTC PRIORITY
If DTC "U1508-87" is displayed with DTC "U1000-01", first diagnose the DTC "U1000-01".

Is applicable DTC detected?

YES

Perform diagnosis of applicable. Refer to DTC Description .

NO

GO TO 2.
CHECK SIDE RADAR HARNESS CONNECTOR
1. Turn the ignition switch OFF.
2. Check the terminals and connectors of the side radar LH for damage, bend and short (unit side and connector side).
Is the inspection result normal?

YES

Perform the CAN communication system inspection. Repair or replace the malfunctioning parts. Refer to Trouble Diagnosis Flow Chart .

NO

Repair the terminal or connector.