RoadVitals

2012 Toyota 4Runner Problems

Owner-reported complaints filed with NHTSA, grouped by component

Data refreshed

Owner complaintsComplaints are reports submitted to NHTSA by owners and drivers. NHTSA does not verify most reports before publishing them, and a complaint does not establish that a defect exists. Volume is influenced by how many of a vehicle were sold, how long it has been on the road, and how much attention an issue has received.
96
Latest Mar 13, 2026
Components namedHow many of our component categories appear on at least one report for this model year. One report can name several.
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Crash or fire reportedComplaints whose submitter recorded that a crash or a fire occurred. These are the reporter's own answers on the NHTSA form, not verified findings.
6

What this page shows

Everything below is an owner-reported complaint submitted to NHTSA about the 2012 Toyota 4Runner, grouped by the component NHTSA recorded on the report. These are not confirmed defects, and they are not recalls. NHTSA does not verify most reports before publishing them, and a category with more reports in it is not evidence that a part is defective.

Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.

Reports by component

Ranked by how many owner reports name each component category

  • Airbags7066.7%
  • Brakes76.7%
  • Electrical65.7%
  • Fuel system65.7%
  • Engine54.8%
  • Steering54.8%
  • Body & structure21.9%
  • Suspension21.9%
  • Driver assistance21.9%

Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.

Each component in detail

What the reports in each category say, in the owners' own words

Airbags

Reports naming the air-bag system — deployment behaviour, inflators, sensors and warning lights.

70
reports

From owner reports, verbatim

2012 TOYOTA 4RUNNER. CONSUMER WRITES IN REGARD TO TAKATA FRONT PASSENGER AIRBAG INFLATOR SAFETY RECALL. *LD THE CONSUMER REQUESTED TO HAVE A RECALL NOTICE MAILED TO A CURRENT ADDRESS. *JS

NHTSA ID 11414833 · filed May 4, 2021

I AM THE OWNER OF A 2012 TOYOTA 4RUNNER WHICH HAS A CURRENT AIR BAG RECALL. THE PARTS WERE NOT AVAILABLE BEFORE OUR MILITARY PCS TRANSFER OVERSEAS. THEY BECAME AVAILABLE AFTER MY MOVE OVERSEAS, BUT TOYOTA HAS NOT BEEN ABLE TO ASSIST IN REPLACING MY AIRBAGS. I AM NOT GETTING READY TO TRANSFER BACK TO THE U.S. AND THIS MIGHT AFFECT MY SHIPMENT OF POV. ANY ASSISTANCE IS GREATLY APPRECIATED. -LCDR [XXX], USCG (LIVING IN THE NETHERLANDS) INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ID 11319004 · filed Mar 23, 2020
All 70 reports naming airbags

Brakes

Reports naming service brakes, the antilock braking system, brake hoses, master cylinders or the parking brake.

7
reports

From owner reports, verbatim

APPROXIMATELY 7:45 AM ON 9/18/19, MY SON WHILE COMING HOME FROM WORK, HAD AN ACCIDENT. I WAS NOT WITH HIM AT THE TIME. WHEN HE SHOWED UP AT HOME AFTER THE INCIDENT, HE EXPLAINED HOW HE WAS UNABLE TO STOP THE VEHICLE BEFORE IT COLLIDED WITH THE VEHICLE IN FRONT. HE ARTICULATED THAT WHEN HE APPLIED THE BRAKES, IT WAS AS IF HE VEHICLE SPED UP. REMEMBERING YEARS BACK DURING A PRESIDENTIAL CAMPAIGN, THIS WAS AN ISSUE WITH SOME OTHER TOYOTA'S. THE VERDICT WAS THE PLACE MATS INTERFERED WITH THE PEDALS. WHEN I RELEASED THE VEHICLE FROM THE TOW LOT, I CHECKED AND THIS WAS NOT THE CASE AS THE FLOOR MAT WAS SECURE. I HAVE DRIVEN TOYOTA VEHICLES SINCE THE EARLY NINETY'S AND HAVE OWNED FIVE. CHECKING FOR RECALLS AS A RESULT OF THIS I FOUND MULTIPLE INCIDENTS ON RECORD. THE PANIC BRAKING SYSTEM SURPRISED ME THE FIRST TIME I EXPERIENCED IT. LOW SPEEDS (25MPH OR LESS) I THOUGHT A TRUE ASSET BUT BECAUSE OF THE QUICK STOPPING, HIGHER SPEEDS WORRIED ME. NEVER NEEDED THE PANIC BRAKE BUT ONCE. SOME HOW, I BELIEVE THE COMMUNICATION (AI) WITH THE PANIC, ANTI-LOCK, BRAKING SYSTEM, AND THE WAY IT COMMUNICATES SPEED AND CONDITIONS IS THE CULPRIT. THE INSURANCE COMPANY IS IN POSSESSION OF THE 4RUNNER AND I STILL HAVE THE TITLE. PLEASE CONTACT ME TO ADVISE HOW TO PROCEED. THEY SEEM ANXIOUS TO GET THE TITLE BUT I AM ANIMATE TO KNOW IF CONDITIONS OR VEHICLE DEFECTS PLAYED A PART IN THE ACCIDENT. WHEN I MENTIONED THIS TO THE INSURANCE COMPANY, THEY AVOIDED THE ISSUE.

NHTSA ID 11268551 · filed Oct 8, 2019

THE BRAKES OF THE VEHICLE SLIP. WHEN YOU ARE ON THE FREEWAY AND YOU NEED TO STOP FOR ACCIDENTS AND YOU BRAKE THE VEHICLE SLIPS AND ALMOST WANTS TO ROLE OVER. WHEN THE VEHICLE COMES TO COMPLETE STOP AFTER A FEW SECONDS IT MOVES FORWARD ALMOST 6 INCHES. THERE COULD BE SEVERAL REASONS WHY THIS COULD HAPPEN WITH ABS SYSTEMS, COULD BE HYDRAULICS, COULD BE THE SENSORS, IT COULD BE PULSATION. DIAGNOSIS FOR THIS REQUIRES PRECISION NOT A SIMPLE TEST DRIVE. THE DEALERSHIP SAYS ITS NORMAL AND THAT'S HOW LIMITED SLIP DIFFERENTIAL WORKS BUT IT SLIPS OFTEN AND ON EVEN ROADS. THE DEALERSHIP WANTS ME TO DUPLICATE THE PROBLEM FOR THEM AND I WON'T WANT TO GET ON THE HIGHWAY AT FREEWAY SPEEDS TO SHOW THEM HOW THE BRAKES SLIP. ITS A SAFETY CONCERN. I CALLED THE MANUFACTURER SINCE I AM STILL UNDER WARRANTY AND THEY SAY THEY WONT DO ANYTHING. BOTTOM LINE THE BRAKES ARE NOT SAFE AND I AM WORRIED ABOUT A ROLL OVER OR A SERIOUS ACCIDENT. *TR

NHTSA ID 10667278 · filed Dec 19, 2014

Too few reports in this category for a page of its own — they appear in the full complaint list.

Electrical

Reports naming the electrical system — wiring, battery, charging, control modules, infotainment and electrical accessories.

6
reports

From owner reports, verbatim

THE BACKUP CAMERA DOES NOT WORK CONSISTENTLY. WHILE NOT MOVING AND THEN SHIFITING INTO REVERSE, THE SCREEN DOES NOT CHANGE OR CHANGES TO SOMETHING OTHER THAN THE CAMERA. IT USUALLY STOPS WORKING AFTER SEVERAL STOPS AND SHIFTS INTO REVERSE. SOMETIMES IT GOES 2 OR 3 DAYS WITHOUT DISPLAYING AND THEN STARTS WORKING AGAIN ANOTHER DAY.

NHTSA ID 11383575 · filed Dec 15, 2020

I WAS DRIVING IN THE FREEWAY BELTWAY 08 WHEN TEHRAN TRASMISION OF MY CAR RUN OUT LAST SATURDAY 02/04/2018

NHTSA ID 10953790 · filed Feb 10, 2017

Too few reports in this category for a page of its own — they appear in the full complaint list.

Fuel system

Reports naming fuel storage or delivery — tanks, pumps, lines, injectors and fuel leaks.

6
reports

From owner reports, verbatim

The contact owns a 2012 Toyota 4Runner. The contact stated while driving 50 MPH, the vehicle lost motive power and stalled. There was no warning light illuminated. The Police Department called and arranged for the vehicle to be towed to an authorized dealer to be diagnosed. The contact was informed that the fuel pump had disintegrated and needed to be replaced. The vehicle was repaired. The manufacturer was notified of the failure and informed the contact that the VIN was not under recall for the failure. No further assistance was provided. The failure mileage was approximately 87,000.

NHTSA ID 11467348 · filed Jun 3, 2022

I was driving on the expressway, at about 70 to 75 miles. Suddenly the vehicle just slowed down to 40 miles per hour. I almost got hit from the back by a truck. But, then it suddenly picked back up. this has happened several times but the shop nor the dealer could tell me what was wrong. I finally took it to another shop and they said it was the fuel pump. So I start researching to see if there were recalls on the fuel pump and yes their are. But not for my vehicle year. They are for 2013 to 2020. What can I do about that? This started about 3 to 4 months ago.

NHTSA ID 11435033 · filed Sep 30, 2021

Too few reports in this category for a page of its own — they appear in the full complaint list.

Engine

Reports naming the engine itself — including stalling, misfires, oil consumption, cooling and internal engine components.

5
reports

From owner reports, verbatim

Vehicle radiator light came on, shortly thereafter (5-10 min) vehicle overheated. Waited for vehicle to cool down, then drove home. The following day drove the vehicle to dealership. After an inspection the dealer stated the heads are cracked and needed to be replaced. When I asked how this could happen to a car that is regularly serviced with only 90k miles his response was "the original heads were made of weaker metal, the replacement ones are upgraded. We haven't had any come-backs on the ones we've replaced". I then asked, well how many vehicles has this impacted? Sounds like this should be covered under a recall? His response "We've had quite a few in the past month or so, seems to be happening when vehicles get to the 70-80k range." Sounds to me like Mazda knew the heads were made from inferior products which is why they upgraded the part on newer models.

NHTSA ID 11473715 · filed Jul 13, 2022

I WAS DRIVING IN THE FREEWAY BELTWAY 08 WHEN TEHRAN TRASMISION OF MY CAR RUN OUT LAST SATURDAY 02/04/2018

NHTSA ID 10953790 · filed Feb 10, 2017

Too few reports in this category for a page of its own — they appear in the full complaint list.

Steering

Reports naming the steering system — racks, columns, power-steering assist and steering linkage.

5
reports

From owner reports, verbatim

Consistent steering wheel shake between 60-65 mph. This is a very well known issue on the 2010-2024 4Runners and it drives me and many others crazy, and feels unsafe to drive with. Will happen almost anytime I’m on the highway. My vehicle only has 48k miles. This needs to be addressed.

NHTSA ID 11724239 · filed Mar 13, 2026

THE WIRING IN MY STEERING COLUMN CONNECTED TO THE HORN IN THE CLOCK SPRING HAS CAUSED MY HORN TO NOT WORK . I GOT MY CAR DIAGNOSED AND THEY SAID THAT THE CLOCK SPRING NEEDS TO BE REPLACED. IT COST $1020.31 TO GET FIXED. THEY TOLD ME IT WAS NOTHING I CAUSED OR COULD HAVE PREVENTED .I FEEL THIS IS A SAFETY HAZARD TO ME AND EVERYONE ELSE OUT ON THE ROAD. IT'S ILLEGAL TO NOT HAVE A HORN AND TOYOTA REFUSES TO FIX IT . APPARENTLY THERE WAS A RECALL ON SOME OLDER MODEL 4RUNNERS FOR THE SAME PROBLEM. I FEEL UNSAFE KNOWING I CANNOT USE MY HORN AND THAT IT MAY CAUSE MY AIR BAG TO NOT DEPLOY . CAN SOMEONE PLEASE HELP ME BEFORE SOMEONE GETS SERIOUSLY INJURED.

NHTSA ID 11054793 · filed Dec 14, 2017

Too few reports in this category for a page of its own — they appear in the full complaint list.

Body & structure

Reports naming the vehicle structure, frame, body panels, doors, hood and trim.

2
reports

From owner reports, verbatim

SQUIRRELS KEEP EATING MY ELECTRICAL WIRING AND THE WIRING HARNESS. THEY ACCESS THE ENGINE BAY THROUGH THE OPENINGS IN THE WHEEL WELLS AFTER JUMPING ON TOP OF THE TIRES. THE RESULTS HAVE DISABLED MY ABS, 4WD, LIMITED SLIP, ETC. I'VE TRIED RODENT REPELLENT, FOX URINE, AND PARKING IN THE GARAGE. NOTHING HELPS. TOYOTA NEEDS TO STOP USING SOY BASED WIRING, AND THEY NEED TO CLOSE THE HOLES IN THE WHEEL WELLS.

NHTSA ID 10859964 · filed Apr 17, 2016

LIFTGATE STRUTS ON HATCH FAILED YESTERDAY. WHILE I WAS GETTING SOMETHING OUT OF THE BACK OF MY 2012 4 RUNNER ONE OF THE LIFTGATE STRUTS GAVE OUT AND THE HATCH CAME DOWN ON ME AND HIT ME IN THE HEAD. I HAVE KNOT AND A SORE NECK FROM THIS. MY CONCERN IS WHAT IF IT HAD BEEN ONE OF MY CHILDREN BACK THERE GETTING SOMETHING FROM THE CAR WHEN IT GAVE WAY, THEY WOULD OF BEEN SERIOUSLY INJURED. I HAVE READ SEVERAL FORUMS ONLINE AND THIS SEEMS TO BE A VERY COMMON THING FOR THE LIFT GATE STRUTS TO GO OUT, I DON'T UNDERSTAND WHY THIS IS NOT A RECALL. *TR

NHTSA ID 10711953 · filed Apr 21, 2015

Too few reports in this category for a page of its own — they appear in the full complaint list.

Suspension

Reports naming suspension components — springs, struts, shocks, control arms and related hardware.

2
reports

From owner reports, verbatim

I WAS DRIVING IN THE FREEWAY BELTWAY 08 WHEN TEHRAN TRASMISION OF MY CAR RUN OUT LAST SATURDAY 02/04/2018

NHTSA ID 10953790 · filed Feb 10, 2017

APPLIED BRAKES FIRMLY AT YELLOW LIGHT AND VEHICLE NOSE DIVED, BRAKES LOCKED AND VEHICLE STATED TO SKID. LET UP ON PEDAL AND APPLIED BRAKES AGAIN AND VEHICLE STOPPED WITHOUT FURTHER DRAMA. DID NOT FEEL THE ANTILOCK BRAKE SYSTEM PULSE THE PEDAL OR HEAR THE SYSTEM GROWL. SECOND TIME THIS HAS HAPPENED UNDER SAME CIRCUMSTANCES. PLENTY OF ROOM TO STOP BEFORE THE LIGHT CHANGED FROM YELLOW TO RED. LIGHT BRAKE APPLICATION ALWAYS REQUIRED TO AVOID VEHICLE NOSE DIVING. LIGHT APPLICATION OF BRAKES DOESN'T SLOW IT VERY WELL. BRAKES SEEM TO BE VERY TOUCHY. LAST VEHICLE WAS A TOYOTA HIGHLANDER WHICH HAD NO BRAKE PROBLEMS. *TR

NHTSA ID 10468291 · filed Jul 30, 2012

Too few reports in this category for a page of its own — they appear in the full complaint list.

Driver assistance

Reports naming forward-collision avoidance, lane keeping, back-over prevention, cruise control and related electronic driver-assistance systems.

2
reports

From owner reports, verbatim

APPROXIMATELY 7:45 AM ON 9/18/19, MY SON WHILE COMING HOME FROM WORK, HAD AN ACCIDENT. I WAS NOT WITH HIM AT THE TIME. WHEN HE SHOWED UP AT HOME AFTER THE INCIDENT, HE EXPLAINED HOW HE WAS UNABLE TO STOP THE VEHICLE BEFORE IT COLLIDED WITH THE VEHICLE IN FRONT. HE ARTICULATED THAT WHEN HE APPLIED THE BRAKES, IT WAS AS IF HE VEHICLE SPED UP. REMEMBERING YEARS BACK DURING A PRESIDENTIAL CAMPAIGN, THIS WAS AN ISSUE WITH SOME OTHER TOYOTA'S. THE VERDICT WAS THE PLACE MATS INTERFERED WITH THE PEDALS. WHEN I RELEASED THE VEHICLE FROM THE TOW LOT, I CHECKED AND THIS WAS NOT THE CASE AS THE FLOOR MAT WAS SECURE. I HAVE DRIVEN TOYOTA VEHICLES SINCE THE EARLY NINETY'S AND HAVE OWNED FIVE. CHECKING FOR RECALLS AS A RESULT OF THIS I FOUND MULTIPLE INCIDENTS ON RECORD. THE PANIC BRAKING SYSTEM SURPRISED ME THE FIRST TIME I EXPERIENCED IT. LOW SPEEDS (25MPH OR LESS) I THOUGHT A TRUE ASSET BUT BECAUSE OF THE QUICK STOPPING, HIGHER SPEEDS WORRIED ME. NEVER NEEDED THE PANIC BRAKE BUT ONCE. SOME HOW, I BELIEVE THE COMMUNICATION (AI) WITH THE PANIC, ANTI-LOCK, BRAKING SYSTEM, AND THE WAY IT COMMUNICATES SPEED AND CONDITIONS IS THE CULPRIT. THE INSURANCE COMPANY IS IN POSSESSION OF THE 4RUNNER AND I STILL HAVE THE TITLE. PLEASE CONTACT ME TO ADVISE HOW TO PROCEED. THEY SEEM ANXIOUS TO GET THE TITLE BUT I AM ANIMATE TO KNOW IF CONDITIONS OR VEHICLE DEFECTS PLAYED A PART IN THE ACCIDENT. WHEN I MENTIONED THIS TO THE INSURANCE COMPANY, THEY AVOIDED THE ISSUE.

NHTSA ID 11268551 · filed Oct 8, 2019

I PURCHASED A 2012 TOYOTA TACOMA FROM CFL TOYOTA. THE VIN IS [XXX]AT THE FIRST MAINTENANCE, I REPORTED INSTANCES OF "UNINTENDED ACCELERATION." THE CFL TOYOTA MECHANIC AND, LATER THE TOYOTA OF ORLANDO CUSTOMER REPRESENTATIVE REPORTED THAT THE EVENT IS RELATED TO THE FACT THAT FOR TOYOTAS, THE ENGINE IS USED TO "GEAR DOWN" AND ASSIST IN BRAKING. I HAVE EXPERIENCED UNINTENDED ACCELERATION ABOUT 6 TIMES IN THE TWO YEARS THAT I HAVE OWNED THE TRUCK. ON 1-MAY-2014, AT THE SANDLAKE ROAD ENTRANCE TO LOWES HARDWARE NEAR JOHN YOUNG PARKWAY IN ORLANDO FL, WHILE STOPPED IN LINE TO ENTER A HIGHWAY, MY TOYOTA "LURCHED" (UNINTENDED ACCELERATION) DESPITE THAT FACT THAT MY FOOT WAS ON THE BRAKE. I CAUSED DAMAGE TO MY CAR AND THE CAR IN FRONT OF ME. I HAD PREVIOUSLY TWICE REPORTED THIS PHENOMENA TO TWO TOYOTA DEALERS. NO INJURIES WERE REPORTED AT THE SCENE. HOWEVER, THE DRIVER OF THE CAR WHICH WAS STRUCK IS SEEKING MEDICAL EVALUATION. I WAS CITED FOR CARELESS DRIVING INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ID 10588392 · filed May 14, 2014

Too few reports in this category for a page of its own — they appear in the full complaint list.

Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers.

Elsewhere on this vehicle

Data sources

Data on this page last refreshed .