2012 Toyota Tundra Engine Problems

Source: NHTSA · Updated Sep 30, 2026 · 57 complaints analyzed

Owners have filed 57 complaints with NHTSA about engine problems on the 2012 Toyota Tundra, 37% of all complaints for this model year. Half of the reports with a mileage happened before 81,120 miles. The words owners use most often: “air injection” (49% of reports).

What owners describe

Phrases that appear unusually often in these complaints compared with complaints about other cars.

  • Air injection: mentioned in 28 of 57 complaints (49%)
  • Limp mode: mentioned in 24 of 57 complaints (42%)
  • Check engine trac: mentioned in 6 of 57 complaints (11%)

How much does it cost to fix?

Owners who wrote down what they paid or were quoted put the typical engine repair on the 2012 Toyota Tundra at $3,950, and half of them between $3,300 and $4,750.

Based on 15 NHTSA complaints about this problem alone that state a repair bill or quote (2017–2022), converted to 2026 dollars with the U.S. consumer price index. These are owners' own figures, not a quote: they include dealer quotes, and owners who file complaints often faced larger repairs, so they can run higher than typical shop prices. Prices vary by shop, region and warranty coverage. How we calculate this.

At what mileage do engine problems happen?

Based on 45 complaints that reported the odometer reading.

Under 10k miles3 · 7%
10k–25k miles4 · 9%
25k–50k miles0 · 0%
50k–75k miles4 · 9%
75k–100k miles21 · 47%
100k–150k miles13 · 29%
150k+ miles0 · 0%

How serious are the reports?

Of 57 complaints, 1 mention a crash, 1 a fire.

Toyota Tundra engine complaints by model year

Peak: 2023, with 166 complaints
2000: 820002002: 42003: 420032004: 62005: 1020052006: 182007: 2720072008: 362009: 520092010: 102011: 3520112012: 572013: 2320132014: 72015: 320152016: 62017: 520172018: 122019: 220192020: 62021: 120212022: 1652023: 16620231662024: 1512025: 4620252026: 7

n = 820 complaints · Source: NHTSA

Model yearEngine complaintsShare of that yearMedian miles
2026 Tundra722%—
2025 Tundra4633%—
2024 Tundra15144%30,000
2023 Tundra16640%41,000
2022 Tundra16538%26,100
2021 Tundra14%—
2020 Tundra613%710
2019 Tundra23%—
2018 Tundra1212%30,477
2017 Tundra56%9,550
2016 Tundra65%67,000
2015 Tundra36%70,950
2014 Tundra78%70,500
2013 Tundra2327%62,000
2012 Tundra5737%81,120
2011 Tundra3526%69,500
2010 Tundra106%50,000
2009 Tundra513%81,544
2008 Tundra3611%116,000
2007 Tundra277%80,000
2006 Tundra183%88,500
2005 Tundra103%90,000
2004 Tundra61%106,759
2003 Tundra41%129,000
2002 Tundra41%80,000
2000 Tundra81%147,000

When owners reported it

Peak: 2019, with 14 complaints
2012: 1201212013: 2201322014: 3201432016: 1201612017: 4201742018: 9201892019: 142019142020: 122020122021: 4202142022: 5202252023: 1202312024: 120241

n = 57 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists engine for the 2012 Toyota Tundra. A pattern of complaints does not always lead to a recall.

What owners report

Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.

Wife was driving truck and immediately went into limp mode on the highway. Check engine light came on, no accelerating then died. Had to get it towed. This is the 3rd incident with this issue.

Received Aug 8, 2024 · NHTSA complaint 11607293

The contact owns a 2012 Toyota Tundra. The contact stated while starting the vehicle, the check engine warning light was illuminated. The contact stated that the light stayed illuminated while driving. The contact had taken the vehicle to an independent certified mechanic where it was diagnosed and…

Received Jan 5, 2023 · NHTSA complaint 11500345

Computer software issues. Flex full engine.

Received Dec 3, 2022 · NHTSA complaint 11495869
Toyota Tundra
A 2022 Toyota Tundra CrewMax Limited photographed in Flushing, Queens , New York, USA. Representative photo; appearance varies by model year. Photo: Kevauto, CC BY-SA 4.0, via Wikimedia Commons.

Frequently asked questions

Do all 2012 Toyota Tundras have engine problems?

No. NHTSA has 57 owner complaints about engine for the 2012 Toyota Tundra (37% of the 156 complaints for this model year). Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the 2012 Toyota Tundra engine?

No recall currently lists engine for this vehicle.

At what mileage do engine problems start?

The median reported mileage is 81,120 miles: half of the reports with a mileage came before that.

How much does it cost to fix engine problems on the 2012 Toyota Tundra?

Owners report a typical cost of $3,950 (half paid between $3,300 and $4,750), from 15 complaints that state a repair bill or quote, in 2026 dollars.

What do owners say about engine problems on the 2012 Toyota Tundra?

The most frequent phrase is “air injection”, in 28 of 57 complaints, followed by “limp mode” (24).

See all 2012 Toyota Tundra problems or engine problems across all Tundra years.