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2012 Toyota Tundra transmission problems

21 complaints (13% of all complaints for this car). Typical mileage when it fails: 87,130. 1 crash reported.

owner complaints
21
of this car's complaints
13%
typical mileage
87,130
crashes
1
recalls
0

Which part fails

  • Transfer case (4-wheel drive)
    1

At what mileage

Complaints by mileage at the time of the problem.

0k-25k
25k-50k
50k-75k
75k-100k
100k-125k
125k-150k
150k-175k
175k-200k
200k+

Toyota Tundra transmission problems in other years

200020052010201520202026

Specific symptoms reported on the 2012 Toyota Tundra transmission

Phrases found in the owners' own descriptions, so one complaint can mention several symptoms.

Won't shift 30

Related recalls

No recalls on record for this model year.

What 2012 Toyota Tundra owners say

Most recent owner complaints, unedited.

Filed Jul 26, 2023 · Steering, Suspension · CA

My power steering gear blew its seal on the passenger side losing all power steering fluid and almost making me crash into a car next to me, and Toyota refuses to cover it stating that I hadn't had the steering gear replaced prior to whenever their dates were this is clearly faulty equipment and faulty machine work on the steering gear itself. why won't Toyota cover it? I tried contacting One Toyota and Downtown Toyota here in Oakland California and they told me that they wanted $250 to inspect my vehicle and that I would definitely have to pay for it because my vehicle was not under recall it states it is a recall if you look it up.It is worded recall if they're not going to cover it sounds like they're trying to back out of covering it until someone gets seriously hurt or killed like I almost did, I will never buy another Toyota again as long as I live because clearly they don't care about the faulty equipment on their vehicles that's going to hurt or kill someone. All they care about is the mighty dollar and that's just wrong. Safety has gone rite the window and if anyone reading this is thinking about buying a Toyota, I would seriously think twice.

Filed Jun 28, 2023 · Acceleration, Transmission · SC

2012 Tundra faced a lot of problems like air injection pump failures, sticking of secondary air pumps, knock, along with other issues like speed control, engine cooling, and throttle failure. At present, it has been slapped with 136 complaints, 4 recalls, and 1 investigation as recorded on the federal safety agency site.Sep 2, 2022

Filed May 18, 2023 · Engine, Transmission · 175,000 miles · VT

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. The vehicle was not repaired. The manufacturer was contacted, and the contact was informed after an investigation, that there was no evidence of a defect. The claim was denied. There was no additional assistance provided. The approximate failure mileage 175,000.

Filed Oct 4, 2022 · Engine, Transmission · OH · fire

The engine leaks oil in front of the faulty designed cam tower seal and leaks on the manifold. This caused smoke to come from the oil burning off.

Filed Jun 2, 2021 · Acceleration, Fuel system · TX

2012 Toyota Tundra has a known design flaw in that moisture is allowed to condense, accumulate and corrode in components of the secondary air intake system leading to decrease performance especially in regards to acceleration which is critical to operating a vehicle safely.

Filed Mar 3, 2021 · Transmission · 131,400 miles · LA

Check engine light and trac off light came on. Car automatically reduces speed causing difficulty pulling out into traffic. The secondary air pumps are defective. Something toyota is aware of but does not include my model. No help from there warranty department. Problem happened as I was pulling out into traffic and did not have enough speed to get out of way of incoming traffic.

Filed Jan 4, 2021 · Engine, Transmission · 115,000 miles · LA

Tl* the contact owns a 2012 toyota tundra. The contact stated that the vehicle was purchased with the check engine warning light illuminated. The vehicle was repaired at john harvey toyota (2901 benton rd, bossier city, la 71111, (318) 741-1337). The contact stated that after the vehicle repaired, the transmission failed and the contact returned the vehicle to the same dealer where the transmission was also repaired. The contact stated that the vehicle failed to accelerate above 25 MPH and was taken to an independent mechanic to be diagnosed. The mechanic determined that the secondary air injection system failed and needed to be repaired. The vehicle was not repaired. The manufacturer was made aware of the failure. The approximate failure mileage was 115,000.

Filed Aug 21, 2020 · Fuel system, Transmission · 87,000 miles · NJ

Very serious malfunction with air injection pump. This happened to occur after filling up the gas tank. Multiple dashboard lights came on and the truck went into limp mode. This could have caused a serious accident while on the highway. $2000 plus in repairs for a very dangerous and apparently well known problem with recalls issued in previous model years of tundra and other models of toyota trucks.

Filed Jun 18, 2020 · Acceleration, Engine · 87,130 miles · WA

Check engine light went on. Got a code p0418-vehicle will go limp/not able to go over 25mps. Toyota has a warranty repair program in place for all 2012 tundras with a 5.7 size but not mine because it is a 4.6 even though it is the exact same problem!!!

Filed Apr 12, 2020 · Engine, Transmission · 80,000 miles · FL

On numerous occasions while driving, my 2012 toyota tundra suddenly lost acceleration power and experienced the engine failure known as "fail-safe" or "limp-home" mode. As evidenced by toyota t-sb-0160-11, warranty policy bulletins, and warranty enhancement programs, toyota is well aware of this serious design flaw and safety issue, yet has chosen to repair or compensate only a select few. The parts that had to be replaced after my vehicle repeatedly went into 'fail-safe / limp-home' mode correspond directly with the part numbers referenced in toyota warranty policy bulletin pol17-02 which covers this defect in other models, but not in my 2012 model. My out-of-pocket cost to repair this manufacturer's defect was $3034.87. This a known air injection system water intrusion defect and common safety complaint at the federal safety agency and on multiple toyota forums, affecting numerous 2012 tundra's which toyota is refusing to acknowledge and compensate for. I have written several letters to both the ceo of toyota and the toyota customer experience center requesting reimbursement of my repair costs and have been denied twice; the first denial in writing, the second denial via telephone. I request the federal safety agency investigate this serious safety issue to protect the lives of others driving these dangerous vehicles. Toyota has an ethical and safety obligation to the consumer to remedy this defect and to compensate those of us who have had to bear the financial burden of their failure to correct this well-known issue.

Questions about the 2012 Toyota Tundra transmission

Does the 2012 Toyota Tundra have transmission problems?

Owners have filed 21 complaints about the transmission of the 2012 Toyota Tundra, 13% of all its complaints.

At what mileage do 2012 Toyota Tundra transmission problems start?

The typical (median) mileage in owner complaints is 87,130 miles.

Was there a recall on the 2012 Toyota Tundra transmission?

There is no recall for this problem on this model year.

What year does the Toyota Tundra have bad transmission?

The Toyota Tundra model years with the most transmission complaints are 2022 (104 complaints), 2023 (88 complaints) and 2024 (85 complaints).

Other 2012 Toyota Tundra problems

Engine 60Fuel system 27Electrical 19Steering 12Body 11Airbags 9Acceleration 7Brakes 7Driver assistance 7Wheels 6Seats 4Suspension 4Seat belts 2Tires 2Locks 1

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