2012 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated June 2026
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2012 Nissan Sentra has 2 documented known issues. No issues are rated critical, indicating generally reliable ownership. Across all issues, repair costs range from $10 to $4,000. DIY maintenance guides at au7o.io.
On the 2007-2012 Nissan Sentra QR25DE, the 6th generation Sentra with the 2.5L QR25DE engine is known for excessive oil consumption, often burning 1 quart every 1,000-2,000 miles. The issue is caused by worn piston rings and valve stem seals. The QR25DE engine design has tight piston ring tolerances that contribute to oil passing into the combustion chamber. Nissan performed an oil consumption test for warranty claims but many vehicles were out of warranty when the issue became severe.
Monitor oil level and top off between changes. For a permanent fix: piston ring replacement ($1,500-2,500) or engine rebuild ($2,500-4,000). Switching to a slightly thicker oil weight (5W-30 vs 5W-20) may reduce consumption slightly. Some owners have had success with high-mileage oil formulations that condition seals. Engine replacement with a used low-mileage unit is sometimes more cost-effective ($1,500-2,500 installed).
Parts and tips from 0+ owners who fixed this issue
On the 2007-2019 Nissan Sentra, the Sentra MAF sensor is prone to contamination and failure, causing driveability issues. Oil from aftermarket air filters (especially oiled cotton filters) or crankcase ventilation can coat the hot wire element, causing incorrect air flow readings. This leads to poor fuel mixture calculations, hesitation, and stalling. Even with stock air filters, the MAF sensor can fail due to age and heat cycling.
First attempt: Clean the MAF sensor with dedicated MAF sensor cleaner spray ($8-12). Do NOT use carburetor cleaner or brake cleaner as they can damage the sensor. If cleaning does not resolve the issue, replace the MAF sensor ($80-150 for aftermarket, $150-250 OEM). The sensor is located in the intake tube between the air filter and throttle body and takes 10 minutes to replace.
Parts and tips from 0+ owners who fixed this issue
AIR BAGS
Nissan North America, Inc. (Nissan) is recalling certain 2015-2017 LEAF and 2014, 2016 and 2017 Sentra vehicles. Due to a manufacturing error within the air bag inflators, the passenger frontal air bag may not properly deploy in the event of a crash.
AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE
Nissan North America, Inc. (Nissan) is recalling certain model year 2016 LEAF vehicles manufactured February 24, 2016, to March 23, 2016, and Sentra vehicles manufactured February 9, 2016, to March 4, 2016. The wiring harness connector may disconnect from the dual-stage passenger air bag.
ELECTRICAL SYSTEM:WIRING
Nissan North America, Inc. (Nissan) is recalling certain model year 2016 Sentra vehicles manufactured April 11, 2016, through April 26, 2016. The engine room harness may have a terminal pin too large to maintain a connection with the Engine Control Unit (ECU).
AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION
Nissan North America, Inc. (Nissan) is recalling certain model year 2016-2017 Nissan Maxima, 2013-2016 Nissan Altima, NV200, LEAF, Sentra, and Pathfinder, 2014-2016 Nissan NV200 Taxi, Infiniti QX60, QX60 Hybrid, and Q50 Hybrid, 2014-2017 Nissan Rogue and Infiniti Q50, 2015-2016 Nissan Murano, Murano Hybrid, and Chevrolet City Express, 2014-2015 Nissan Pathfinder Hybrid, and 2013 Infiniti JX35 vehicles. In these vehicles, the front seat passenger Occupant Classification System (OCS) may incorrectly classify an adult passenger as a child or classify the seat as empty despite it being occupied. As a result, the passenger frontal air bag may be turned off and not deploy in the event of a crash.
AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION
Nissan North America, Inc. (Nissan) is recalling certain model year 2013-2016 Sentra vehicles manufactured June 4, 2012, to April 9, 2016. The front passenger seat belt bracket may become deformed if it is used to secure a Child Restraint System (CRS). The deformed seat bracket may cause the Occupant Classification System (OCS) to incorrectly classify the installed CRS, resulting in the front passenger air bag to not be turned off as designed when a CRS is in the seat.
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According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2012-2012 Nissan Sentra has 2 documented issues. The most frequently reported are: Excessive Oil Consumption (QR25DE), Mass Air Flow Sensor Contamination and Failure. None are rated critical, but regular maintenance is recommended.
The 2012-2012 Nissan Sentra has 2 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. No issues are rated critical, suggesting generally good reliability. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
Repair costs for known Nissan Sentra issues range from $10 to $4,000, depending on the specific problem and whether you choose DIY or professional repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
The 6th generation Sentra with the 2.5L QR25DE engine is known for excessive oil consumption, often burning 1 quart every 1,000-2,000 miles. The issue is caused by worn piston rings and valve stem seals. The QR25DE engine design has tight piston ring tolerances that contribute to… Repairs typically run $50-$4,000. Severity: medium.
The Sentra MAF sensor is prone to contamination and failure, causing driveability issues. Oil from aftermarket air filters (especially oiled cotton filters) or crankcase ventilation can coat the hot wire element, causing incorrect air flow readings. This leads to poor fuel mixtur… Repairs typically run $10-$250. Severity: low.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.
