Diagnosis Procedure

WARNING: This page is about a different car, the 2018 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

CHECK BSW INDICATOR CIRCUIT FOR SHORT

Turn ignition switch OFF.
Disconnect side radar harness connector and BSW indicator harness connector.
Check continuity between side radar harness connector and ground.

Side radar		Ground	Continuity
Connector	Terminal
B77 (LH)	4		No
B78 (RH)

Is the inspection result normal?

YES

GO TO 2 .

Repair the harnesses or connectors.

REPLACE THE SIDE RADAR
1. Replace the side radar.
2. Perform "All DTC Reading" with CONSULT.
3. Check if the "C1B51" is detected in "Self Diagnostic Result" of "SIDE RADAR RIGHT/LEFT"
Is the DTC "C1B51" detected?

YES

Replace the side radar. Refer to Removal and Installation .

NO

Inspection End.