2021 Nissan Sentra Engine Problems
- Complaints
- 7about this part
- Share
- 5%of 133 total for the year
- Median mileage
- 75,094miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 7 complaints about the engine of the 2021 Nissan Sentra, 5% of the 133 complaints for this model year. Where a mileage was given, the median is 75,094 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“My engine has been having problems since I have bought it. I’ve stated it many of times to the dealership and they just blew it off saying there was nothing wrong. To find out there’s a slude in my engine.”
NHTSA complaint #11578062, filed 2024-03“I am writing to file a formal complaint against Koeppel Nissan regarding their refusal to service my vehicle for a factory safety recall (tie rod replacement) and additional services upon request such as; clogged drain(water inside car doors), wheel alignment, evaporator core leakage( water on back seat floor), tire rotation, water in spare wheel well & front door check strap repair. I believe it is imperative to bring this matter to your attention, as it poses a significant risk to public safety and may be in violation of the applicable regulations and guidelines. …”
NHTSA complaint #11545214, filed 2023-09“While driving down the highway along with other traffic the car went into limp mode and lost power instantly almost causing an accident. Come to find out the engine bearings caused the engine to go on it without any warning signs. This car has been maintenanced and taken care of and had the same issue happen that the other nissans have had that they have the recall out for.”
NHTSA complaint #11699960, filed 2025-11“The contact owns a 2021 Nissan Sentra. The contact stated that while the vehicle was parked, his aunt entered the vehicle and attempted to start the vehicle; however, the vehicle failed to respond as needed. Neither a dealer nor an independent mechanic was contacted or made aware of the failure. The vehicle was not taken to be diagnosed or repaired. The manufacturer was not notified of the failure. The approximate failure mileage was 75,094.”
NHTSA complaint #11638343, filed 2025-01, 75,094 milesRelated service bulletins
- 11013281Jan 13, 2025SERVICE INFORMATION If one of the APPLIED VEHICLES has DTC P2100 for “ETC MOT PWR-B1” or P2101 for “ETC FNCTN/CIRC-B1” stored in the Engine Control Module (ECM) with a customer…
- 11007655Sep 4, 2024ENGINE 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…
- 10213685Apr 12, 2022B2E01-96 (INTERNAL BATTERY) DTC STORED AS CURRENT IN IVC SERVICE INFORMATION CONSULT has been updated to allow DTC B2E01-96 (Internal battery) to be cleared in the Telematics…
Engine: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2026 | 2 | 11% |
| 2025 | 4 | 13% |
| 2024 | 3 | 7% |
| 2023 | 3 | 15% |
| 2022 | 7 | 9% |
| 2021 | 7 | 5% |
| 2020 | 9 | 4% |
| 2019 | 20 | 9% |
| 2018 | 22 | 12% |
| 2017 | 48 | 21% |
| 2016 | 48 | 18% |
| 2015 | 69 | 20% |
| 2014 | 62 | 16% |
| 2013 | 87 | 14% |
| 2012 | 39 | 22% |
| 2011 | 30 | 21% |
| 2010 | 35 | 24% |
| 2009 | 4 | 7% |
| 2008 | 15 | 9% |
| 2007 | 11 | 7% |
| 2006 | 19 | 16% |
| 2005 | 33 | 19% |
| 2004 | 26 | 13% |
| 2003 | 24 | 13% |
| 2002 | 27 | 9% |
| 2001 | 16 | 7% |
| 2000 | 5 | 3% |
| 1999 | 2 | 3% |
| 1997 | 1 | 1% |
| 1992 | 1 | 2% |
Other parts of the 2021 Nissan Sentra
40 complaintsSteering
40 complaintsElectrical system
38 complaintsBrakes
25 complaintsOther or unknown
19 complaintsExterior lighting
6 complaintsSuspension
6 complaintsVehicle speed control
6 complaintsWheels
5 complaintsTransmission and drivetrain
4 complaintsBack-over prevention (rear camera)
3 complaintsLane departure
3 complaints
← All problems reported for the 2021 Nissan Sentra
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology