TRUCK WENT INTO LIMP MODE BECAUSE OF SECONDARY AIR INJECTION VALVE AND AIR PUMP DUE TO STUCK VALVE. THE EXACT SAME PARTS THAT TOYOTA HAS EXTENDED THE WARRANTY ON FOR 2007 THRU 2011 4.6 AND 5.7 V-8'S. DO THEY WAIT ON THE. 2012 MODELS SO MOST WILL GO PAST THE 150,000 MILE EXTENSION. VERY DISAPPOINTED SINCE I BOUGHT THIS TRUCK 3 MONTHS AGO. AND NOW THEY WANT $2800 FOR A 4 HOUR JOB AND ABOUT $600 IN P…
2012 toyota Tundra engine problems
moderate 43 complaints filed with NHTSA · avg repair $3,100
Complaints
43
Recalls
0
Crashes
0
Avg fix
$3,100
What owners are reporting 4 most recent
WHEN DRIVING MY CHECK ENGINE AND "TRAC OFF" LIGHT COMES ON AND THE ENGINEER WILL NOT ACCELERATE ABOVE THIRTY MILES AN HOURS. IF YOU DISCONNECT THE BATTERY AND RESET THE COMPUTER IT WILL WORK FOR ABOUT THREE MILE THEN THE CHECK ENGINE AND "TRAC OFF" LIGHT COMES ON. THIS IS THE SAME INDICATION EARLIER TUNDRA MODELS HAVE WITH SECONDARY AIR INJECTORS RECALL. AN IT IS WIDELY DOCUMENTED ONLINE AS A PRO…
CHECK ENGINE LIGHT ILLUMINATED AS I DEPARTED MY DRIVEWAY. I CALLED TOYOTA SERVICE TO SCHEDULE AN APPOINTMENT WHICH OCCURRED THREE DAYS LATER. TOYOTA SERVICE DEPARTMENT DETERMINED THAT THE AIR PUMP, WHICH IS PART OF THE EMISSIONS SYSTEM, FAILED. I WAS ADVISED THE TRUCK COULD NOT BE DRIVEN. AS OF TODAY (12/17/12) THE PART HAS STILL NOT ARRIVED AT BOCH TOYOTA SOUTH. WILL THE DEFECTIVE AIR PUMP CAU…
DRIVING IN HIGHWAY TRAFFIC AND ENGINE REDUCES POWER SIGNIFICANTLY CAUSING THE VEHICLE TO RAPIDLY SLOW DOWN AND BECOME A HAZARD IN TRAFFIC. TOOK IT TO DEALERSHIP AND THEY SAID THE SECONDARY AIR INJECTION SYSTEM NEEDS TO BE REPLACED FOR $3300. THIS IS A KNOWN DEFECT FOR THE PREVIOUS MODEL YEAR. I CONTACTED TOYOTA HQ AND THEY REFUSED TO COVER REPAIRS FOR THIS KNOW DESIGN DEFECT.
Common questions
How serious is the engine problem on the 2012 toyota Tundra?
It's a documented issue but not catastrophic. 43 complaints have been filed. Repairs average $3,100 and most owners catch it before it causes a breakdown.
At what mileage does the engine typically fail?
Mileage data is limited for this issue. Owners report failures across a wide range, suggesting cause is more about driving conditions and maintenance than mileage alone.
What does it cost to fix?
Independent shops typically charge around $3,100 for engine repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to engine?
No active recalls currently cover engine issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Other problem areas on this vehicle
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Severity ratings are derived from reported crashes, fires, injuries, and fatalities.
Repair cost estimates are independent-shop national averages and may differ in your area.
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