2020 ALTIMA; BLIND SPOT WARNING AND/OR REAR CROSS TRAFFIC ALERT NOT FUNCTIONING PROPERLY IF YOU CONFIRM ...

Bulletin number

NTB20-048

Component

Electrical system: ADAS: blindspot: sensors

Summary

2020 ALTIMA; BLIND SPOT WARNING AND/OR REAR CROSS TRAFFIC ALERT NOT FUNCTIONING PROPERLY IF YOU CONFIRM  The customer states the Blind Spot Warning indicator does not illuminate while driving when there is a vehicle in one of the detection zones (outlined in green in Figure 1). Or  The customer states the Rear Cross Traffic Alert indicator does not illuminate while in reverse and a car is approaching the side of the vehicle near the rear bumper. Or  Unavailable Side Radar Obstruction is displayed in the Vehicle Information Display. HINT: DTC C1E11-97 or C1E91-97 (SENSOR BLOCKAGE, SOW DETECTS A BLOCKAGE) may be stored as a past DTC. If any DTCs other than C1E11-97 or C1E91-97 are stored, diagnose those DTCs before proceeding with this bulletin. ACTION 1. Confirm the current ICC/ADAS 2 part number. 2. Reprogram the ICC/ADAS 2 and perform the blind spot warning action test, if applicable.

Owners of these vehicles have filed 43 complaints in the electrical category.