WenmarOpen by Wenmar Pro

Service bulletins for the 2020 Nissan Sentra

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

115 on file from NHTSA, as of 2026-10-19.

About C1F6B on the 2020 Nissan Sentra: what the code means, and the bulletins and recalls about the same components.

By type

By component

By trouble code

Only bulletins with trouble code: C1F6B are shown. Show all

Bulletins, newest first
NTB22-0882022-10-14. Service bulletin. FORWARD COLLISION AVOIDANCE; ELECTRICAL SYSTEM; LANE DEPARTURE. LANE CAMERA OVER TEMPERATURE DTC STORED SERVICE INFORMATION The Lane Camera can become overheated if the interior room temperature or temperature around the camera becomes excessively high, and does not initially indicate a sustained fault. If overheated, the Lane Camera should be cooled to outside ambient temperature, any stored DTCs erased, and then allowed to resume operation. Refer to the ESM for any DTCs that will not erase. This condition may cause the following system functions to be suspended: • Vehicle-to-vehicle distance control mode (ICC - Intelligent Cruise Control) • Conventional (fixed speed) cruise control mode • Steering wheel assistance function • AEB (Automatic Emergency Braking) • LDW (Lane Departure Warning) • I-LI (Intelligent Lane Intervention) • Blind Spot Intervention • TSR (Traffic Sign Recognition) AND Can store one or more of the following DTCs as PAST or CURRENT: • C2501-4B (Front camera unit) • C1F05-4B (Front camera unit) • C1F6B-4B (Front camera unit) For customer information, see Talk Tip "Customer" statement on page 3.
NTB20-061a2021-03-06. Service bulletin. LANE DEPARTURE; FORWARD COLLISION AVOIDANCE; EQUIPMENT; ELECTRICAL SYSTEM. TRAFFIC SIGN RECOGNITION OR LANE DEPARTURE WARNING MALFUNCTION DISPLAYED AND MIL ON WITH DTC C2503-54 AND/OR C1F6B-54 STORED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB20-0612020-09-11. Service bulletin. ELECTRICAL SYSTEM:ADAS; FORWARD COLLISION AVOIDANCE; LANE DEPARTURE. TRAFFIC SIGN RECOGNITION OR LANE DEPARTURE WARNING MALFUNCTION DISPLAYED AND MIL ON WITH DTC C2503-54 AND/OR C1F6B-54 STORED IF YOU CONFIRM The customer states that one of the following warnings is displayed on the vehicle information display along with the AEB Warning Light: • Traffic Sign Recognition Malfunction Displayed • Lane Departure Warning Malfunction Displayed And • The MIL is ON with DTC C2503-54 (CAMERA AIMING INCMP) and/or C1F6B-54 (CAMERA UNIT MALF) stored. NOTE: If DTC C2500-49 and/or C1F6B-49 is stored, this TSB does not apply. ACTION • If the vehicle was built on or before 1/31/2020, remove material from the lane camera and then reprogram the lane camera control unit. • If the vehicle was built after 1/31/2020 but before 5/29/2020, skip to step 6 and reprogram only the lane camera control unit.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.