2012 Toyota Tundra Engine cooling Problems
- Complaints
- 3about this part
- Share
- 2%of 156 total for the year
- Median mileage
- 77,023miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 3 complaints about the engine cooling of the 2012 Toyota Tundra, 2% of the 156 complaints for this model year. Where a mileage was given, the median is 77,023 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.
“After only a few months of owning the truck almost every morning when I try to start the truck it took at least 2 cranking cycles to start. It's been a on going thing and now the throttle acts up when I first pull out of the driveway. It doesn't give any code and the dealership can't figure it out. The truck now has 36322 miles on it.”
NHTSA complaint #10567502, filed 2014-03, 9,623 miles“The contact owns a 2012 Toyota Tundra. The contact stated that while plowing his driveway, there was an abnormal burning odor detected. The vehicle suddenly lost power. There were no warning lights illuminated. The vehicle was towed to the local dealer where it was diagnosed and determined that oil was needed. The mechanic became aware that oil was dripping through a small crack on the cam shaft on the right cylinder bank onto the exhaust manifold. The contact was informed that the engine wiring harness was burned. The mechanic recommended that the engine and transfer case be replaced. …”
NHTSA complaint #11522694, filed 2023-05, 175,000 milesRelated service bulletins
- 10253223Mar 4, 2024This is to advise of various price adjustments that will affect Toyota Genuine Motor Oil and Long Life Coolant, effective March 1, 2024. These products are ordered through the…
- 10183281Oct 21, 2020TT: HVAC drain tube is found to be blocked/clogged.
- 10183188Oct 16, 2020TSB: This Service Bulletin provides updated non-electric water pump leak inspection and diagnostic tips for some 2008 ? 2021 model year Toyota vehicles.
- 10178524Jul 30, 2020TT: HVAC drain tube is found to be blocked/clogged.
- 10171454Jan 23, 2020TSB: REVISION NOTICE January 23, 2020 Rev1: G1439 The Parts Information, Calibration Information, and Repair Procedure sections have been updated. SUPERSESSION NOTICE The…
- 10182949Apr 22, 2016On vehicles equipped with the SET accessory Split Rear Dual Exhaust system, the
- 10076047Apr 22, 2016Tundra Split Rear Dual Exhaust Revised Exhaust Hangers On vehicles equipped with the SET accessory Split Rear Dual Exhaust system, the exhaust pipe may become loose due to the…
- 10134393Apr 11, 2016Technical Instructions: In certain 2012 ? 2014 Model Year Toyota Tundra and Sequoia vehicles equipped with a 5.7 Liter gasoline or 5.7 Liter-Flex Fuel engines, the Engine Control…
- 10134392Apr 7, 2016Technical Instructions: In certain 2012 ? 2014 Model Year Toyota Tundra and Sequoia vehicles equipped with a 5.7 Liter gasoline or 5.7 Liter-Flex Fuel engines, the Engine Control…
- 10111400Apr 7, 2015TT: Starting with 2010 Model Year, Toyota began a gradual transition to the use of synthetic 0w-20 viscosity engine oil. There are multiple benefits of this oil. Due to the them…
Engine cooling: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2025 | 1 | 1% |
| 2024 | 25 | 7% |
| 2023 | 48 | 12% |
| 2022 | 39 | 9% |
| 2014 | 1 | 1% |
| 2013 | 1 | 1% |
| 2012 | 3 | 2% |
| 2010 | 8 | 5% |
| 2009 | 1 | 3% |
| 2008 | 19 | 6% |
| 2007 | 31 | 8% |
| 2006 | 5 | 1% |
| 2005 | 15 | 4% |
| 2004 | 5 | 1% |
| 2003 | 8 | 2% |
| 2002 | 7 | 1% |
| 2001 | 12 | 3% |
| 2000 | 44 | 4% |
Other parts of the 2012 Toyota Tundra
57 complaintsFuel system
27 complaintsTransmission and drivetrain
21 complaintsElectrical system
19 complaintsOther or unknown
17 complaintsSteering
12 complaintsBody and structure
11 complaintsAir bags
9 complaintsBrakes
7 complaintsElectronic stability control
7 complaintsVehicle speed control
7 complaintsWheels
6 complaints
← All problems reported for the 2012 Toyota Tundra
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 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