Problems owners report
Complaints filed with NHTSA about the 2021 Nissan Sentra, by the system named in each complaint. One complaint can name several.
- Steering40
- Forward collision avoidance39
- Electrical system38
- Service brakes24
- Unknown or other19
- Engine7
- Exterior lighting6
- Suspension6
- Vehicle speed control6
- Wheels5
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 8 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
Fatal crashes in the US
From 2020 to 2023, 46 2021 Sentra vehicles were involved in crashes on US public roads in which someone died; 28 people died inside them, and 5 of the vehicles rolled over. This is a count, not a crash rate: it grows with the number of cars on the road.
NHTSA Fatality Analysis Reporting System (FARS), crash years 2020–2023 (public domain)
New York safety inspections
At its first New York inspection the 2021 Nissan Sentra failed the safety check 1.55% of the time — 63% more often than the average 2021 passenger car (0.95%). Median odometer at inspection: 20,248 miles.
NY DMV Vehicle Inspections (vezn-fmmk), initial inspections since Aug 2021 · how we count
Crash-test ratings
NHTSA 5-star results for 1 variant; 1 of 1 rated variants score five stars overall. Rollover risk is the estimated chance of rolling over in a single-vehicle crash.
| Variant | Overall | Rollover risk |
|---|---|---|
| 2021 Nissan Sentra 4 DR FWD | ★★★★★ | 9.9 % |
- Electronic stability control
- Standard
- Forward collision warning
- Standard
- Lane departure warning
- Standard
- Best overall rating
- 5 / 5
NHTSA New Car Assessment Program (5-Star Safety Ratings), api.nhtsa.gov · US federal work, public domain
Fuel consumption
Official Canadian test results for 4 variants: combined 7.1–8.1 L/100 km (about 29–33 mpg US), CO₂ 167–190 g/km.
| Variant | City | Highway | Combined |
|---|---|---|---|
| Sentra · Mid-size · Regular gasoline | 8.0 | 6.0 | 7.1 |
| Sentra SR · Mid-size · Regular gasoline | 8.2 | 6.2 | 7.3 |
| Sentra · Mid-size · Regular gasoline | 9.3 | 6.3 | 8.0 |
| Sentra SR · Mid-size · Regular gasoline | 9.4 | 6.5 | 8.1 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
Recalls in Canada
3 Transport Canada recalls for the 2021 Nissan Sentra.
| 2023504 11 Sept 2023 | Visual System Issue: On certain vehicles, the rearview camera wiring harness could be damaged by movement and vibrations. If this happens, the rearview camera image may not… |
| 2023462 16 Aug 2023 | Steering Issue: On certain vehicles, the left and/or right tie rod(s) may not be strong enough. Under certain conditions (like hitting a curb or a large pothole), the t… |
| 2021382 18 Jun 2021 | Steering Issue: On certain vehicles, one or both of the front tie rods may have be bent during vehicle production. This could cause the steering wheel to be off center… |
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada
Recalls
Nissan North America, Inc. (Nissan) is recalling certain 2019-2021 Altima and 2020-2021 Sentra vehicles. Damage to the camera harness can cause distortion or loss of the rearview camera display image. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."
Nissan North America, Inc. (Nissan) is recalling certain 2020-2022 Sentra vehicles. The left and/or right tie rod may bend.
Nissan North America, Inc. (Nissan) is recalling certain 2020-2021 Sentra vehicles. The left and/or right tie rod may be bent.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Nissan told its dealers about the 2021 Nissan Sentra: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11009068 | DTC B00A0-00 STORED This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. IF YOU CONFIRM DTC B00A0-00 (OCCUPANT DETECTION SENSOR UNIT) is stored, AND OCS zero point reset cannot be performed, (continued on the next page) |
| 11007655 | ENGINE SUPPORT TOOLS APPLIED VEHICLES: 2020-2024 Sentra (B18) SERVICE INFORMATION A new Engine Support Bracket is now available to allow the CVT to be removed from the APPLIED VEHICLES without having to remove the engine. The procedure in this bulletin is different from the procedure currently in the ESM, which will be updated with this information at a later date. Please refer to the SERVICE PROCEDURE in this bulletin for information on how to use these new tools. |
| 11006996 | FALSE ACTIVATION OF AEB OR FCW APPLIED VEHICLES: 2021-2022 Altima (L34) 2022-2023 Frontier (D41) 2020-2022 Sentra (B18) APPLIED DATES: Altima: All Frontier: All Sentra: Built on or before March 10, 2022 APPLIED SYSTEMS: Automatic Emergency Braking/Forward Collision Warning IF YOU CONFIRM The customer states they have experienced false activation and/or unexpected braking of the Automatic Emergency Braking (AEB) or Forward Collision Warning (FCW) system, AND There are no related DTCs stored. ACTION 1. Confirm the current ICC/ADAS 2 part number. 2. Reprogram the ICC/ADAS 2, if applicable. IMPORT |
| 11006976 | RATTLE OR KNOCK NOISE FROM FRONT WHEN DRIVING OVER BUMPS AND/OR TURNING APPLIED VEHICLES: 2021-2024 Sentra (B18) APPLIED DATES: Built from January 2, 2021 to April 11, 2024 IF YOU CONFIRM A rattle or knock noise is heard from the front of the vehicle when driving over bumps and/or turning. HINT: To aid in diagnosis, it is recommended that you view the video clip on ASIST before starting. To view the video full screen, right click the center of the video screen and select Full Screen. ACTION Follow the SERVICE PROCEDURE in this bulletin to verify the passenger (RH) side Engine Mounting Insulato |
| 11006973 | DTC B2E01-96 (INTERNAL BATTERY) STORED AS CURRENT IN IVC This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. SERVICE INFORMATION The APPLIED VEHICLES that come equipped with a factory installed SOS switch, located near the overhead map lamp, also come equipped with a wireless communication device called a Telematics Communication Unit (TCU). With an active NissanConnect Services subscription, the TCU communicates with the Nissan Data Center to provide various security and convenience services. CONSULT has been updated to al |
| 11006972 | DTCS B2E4B-06, B2E60-06, B2E61-06 DISPLAYED AS CRNT IN THE TCU This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. IF YOU CONFIRM The customer experiences an issue with the NissanConnect Service remote commands, AND Any of the following DTCs are displayed as CRNT in the Telematics Control Unit (TCU): B2E4B-06 B2E60-06 B2E61-06 HINT: These DTCs are caused by an issue with a cloud-server that is related to the TCU. ACTION 1. Do NOT replace the TCU. Replacing the TCU will not resolve the concern. 2. Send an email to NTB21-0 |
| 11005300 | VOLUNTARY SAFETY RECALL CAMPAIGN 2020-2022 SENTRA; INNER TIE ROD INTRODUCTION Nissan is conducting this voluntary safety recall campaign on certain specific model year 2020-2022 Sentra vehicles to replace both inner tie rods. This service will be performed at no charge to the customer for parts or labor. IDENTIFICATION NUMBER Nissan has assigned identification number R23B3 to this campaign. This number must appear on all communication and documentation of any nature dealing with this campaign. DEALER RESPONSIBILITY It is the dealers responsibility to check Service COMM or Dealer Business Syste |
| 11005299 | REVISION 4 Please discard earlier versions of this bulletin. The announcement from July 2, 2024 has been revised to include the following: The restriction on parts for this campaign will be removed and dealers will be able to order parts via normal process beginning August 9, 2024 Parts on order in DBS will be fulfilled |
| 11004970 | FALSE ACTIVATION OF AEB OR FCW This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| 11004969 | DTC C1A17-49 OR C2580-49 STORED IN LASER/RADAR This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| 11004967 | BCM SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| 11004966 | INTELLIGENT KEY UNIT SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| 11004965 | A/T SHIFT LOCK AND REMOTE ENGINE START INOPERATIVE WITH NEW BCM SERVICE PART This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| 11004964 | REAR DOOR ALERT SERVICE INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| 11004150 | REVISION 3 Please discard earlier versions of this bulletin. The announcement from June 18, 2024 has been revised to include the following: Parts for this campaign will continue to remain on restriction until further notice. Continue to order parts via DBS and orders will be filled as quickly as parts are received. The parts availability condition will be closely monitored. |
| 11004146 | VOLUNTARY SAFETY RECALL CAMPAIGN 2020-2022 SENTRA; INNER TIE ROD This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| 11001650 | DIAGNOSING DOOR LOCK OPERATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| 11001208 | AUTOMATIC EMERGENCY BRAKING WARNING LIGHT BLINKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| 11001201 | WINDOW GLASS WARRANTY INFORMATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| 11001194 | REMOVING FOREIGN MATERIAL FROM THE WINDOW GLASS This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| 11001191 | WINDSHIELD CRACKING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| 10252811 | CVT SUB-ASSEMBLY SERVICE PARTS ARE NOW AVAILABLE SERVICE INFORMATION The CVT Belt & Pulley (sub-assembly) Kit is now available to order. The sub-assembly kit part numbers and other parts needed, if a repair is indicated, are listed in PARTS INFORMATION. This bulletin does not include diagnostic or service procedure information. Refer to the ESM for necessary diagnostic information before performing a CVT repair. |
| 10251535 | SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin is no longer active. To access infotainment software updates via the Infotainment Software Update Utility: Select SPECIALTY TOOLS, and then select Infotainment Software Updates on the left side of ASIST. Please discard previous versions of NTB23-018. |
| 10249914 | SOFTWARE UPDATE FOR INFOTAINMENT ISSUES This bulletin is no longer active. To access infotainment software updates via the Infotainment Software Update Utility: Select SPECIALTY TOOLS, and then select Infotainment Software Updates on the left side of ASIST. HINT: Initially, the Infotainment Software Update Utility will be available only on the CONSULT PC version of ASIST. The Utility will be added to ASIST WEB at a later date. Please discard previous versions of NTB23-018. |
| 10249905 | HIGH FREQUENCY NOISE WITH AUDIO SYSTEM DISPLAY ON This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
NHTSA manufacturer communications (public domain)