2012 Toyota Tundra UNKNOWN OR OTHER
Owner-reported problems and safety issues filed with NHTSA. Review common failures, severity levels, and complaint trends over time.
Complaint Timeline
Chronological view of owner reports
The horn no longer works on the vehicle. I can no longer alert drivers who do not see me while driving or in parking lots. My auto shop confirmed the horn did not work and estimated the repair. There were no warnings.
The horn can not be operated by the steering wheel. The horn still works when the panic alarm is pressed. According to several forums that I have visited, it’s a common issue with the steering column rubbing the insulation off of the wire. I believe that if this is that common of an issue, it should be reported, and hope that it will be addressed by a recall.
WHEN IN MOTION THE VEHICLE ENTERS LIMP MODE AND LOSES POWER. ACCELERATION BY PEDAL DOES NOT FUNCTION, THE ENGINE ONLY REVS AND DOES NOT SPEED UP. THE VEHICLE SLOWS DOWN TO ANYWHERE FROM 25 TO 5 MILES PER HOUR ON ITS OWN WITHOUT STEPPING ON THE BRAKE AND THE TRANSMISSION DOESN'T SHIFT. THIS HAPPENS ANYWHERE, HIGHWAY, STREET, DRIVING STRAIGHT, TURNING, ETC. NO WARNING. I ALMOST GOT REAR ENDED BECAUSE THIS PROBLEM EQUATES TO SOMEONE DRIVING ON THE HIGHWAY AND SLAMMING ON THEIR BRAKES WITH NO BRAKE LIGHTS!! I COULD HAVE LOST MY LIFE TODAY! TOYOTA IS AWARE AND HAS BEEN AWARE SINCE 2007 OF THE PROBLEM AND IS PLAYING WITH PEOPLES LIVES!! *TR
I TRADED MY 2012 TOYOTA TUNDRA FOR $17,000.00. BLUE BOOK 'TRADE-IN' VALUE WAS APPROXIMATELY $20,000.00 - $21,000.00 AT THE TIME. MY TRUCK HAD LOW MILEAGE AND WAS IN EXCELLENT CONDITION, EXCEPT FOR THE UNDERCARRIAGE RUST. I LOST $3,000.00 - $4,000.00 IN THE TRADE-IN.
A LIGHT CAME ON AND IT STARTED LOSING POWER. TOOK IT TO THE SHOP AND WAS TOLD IT WAS BAD GAS. I PUT THE CLEANER IN IT AND IT DIDN'T FIX IT. I HAD SOME BUDDIES TELL ME TO UNPLUG MY BATTERY BECAUSE IT SOUNDED LIKE A SAFETY FEATURE. SO I DID. THE LIGHT WENT OFF AND THE TRUCK ACTED RIGHT FOR A FEW MILES THEN STARTED DOING THE SAME THING. VEHICLE WAS IN MOTION ON THE HIGHWAY. MY BUDDIES REFERRED TO IT AS A "LIMP MODE" OR SOMETHING LIKE THAT. I WAS AFRAID TO HAVE IT WORKED ON BECAUSE I WAS TOLD IF THERE WAS A RECALL THE MANUFACTURER WOULDN'T BE LIABLE.
THE HORN STOPPED WORKING.
MIRROR CONTROL ON INSTRUMENT PA NEL HAS NO LIGHTS. HAD TO TURN ON CAB LIGHTS TO SEE THE MIRROR CONTROLS.
I WAS DRIVING MY 212 TUNDRA CREWMAX AND WHEN I REACHED A TRAFFIC LIGHT--RED, I PRESSED THE BRAKES AND THE TRUCK STARTED TO PULL UP AND THE RPM'S WENT HIGH. EVEN WHEN I PRESSED THE BRAKES REAL HARD IT WAS STILL MOVING FORWARD. I PROMPTED TO PUT THE TRANSMISSION IN PARK AND TURNED THE ENGINE OFF. RESTARTED IT AND SHIFTED INTO DRIVE, THE TRUCK PULLED UP REAL FAST BECAUSE THE RPM'S WERE HIGH, BUT IN ABOUT TWO OR THREE SECONDS WENT TO NORMAL. SCARED AND VERY CAREFUL I DROVE IT HOME, DIDN'T DO IT ANYMORE BUT I CONTACTED MY DEALER'S CUSTOMERS RELATIONS MANAGER AND HE GOT TOW IT AWAY FROM MY HOME FOR ITS CHECKUP. ACCORDING TO THEM, CAME UP WITH NOTHING WRONG WITH IT AND IT IS SAFE TO DRIVE. THEY SAID THAT THEY'VE HOOKED UP A COMPUTER TO IT AND THE TRUCK'S COMPUTER DID NOT REGISTER ANYTHING WRONG OR MALFUNCTION WHATSOEVER. BUT IT DID HAPPENED. IT WASN'T MY IMAGINATION AND MY CONCERN IS THAT IT MAY HAPPENS AGAIN AND I MIGHT NOT BE ABLE TO CONTROL IT OR TURN IT OFF AS I DID THIS TIME. I MIGHT NOT BE THAT LUCKY AGAIN AND HURT MYSELF OR SOMEONE ELSE. MIGHT NOT BE AT A TRAFFIC LIGHT IN RED. AND MIGHT EVEN CAUSE SOMEONE'S DEATH, OR MINE. *TR
Trend Over Time
Complaints by year
Other Issues
Common problems reported
Quick Summary
The 2012 Toyota Tundra has 8 UNKNOWN OR OTHER complaints on file. Review the timeline above for detailed owner experiences.