Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
50–25K
325–50K
250–75K
1675–100K
62100–150K
46150K+
134 reports with mileage · 20 unknown
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
Structure. Review the 79 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Power Train. Review the 28 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Suspension. Review the 25 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
7 crash reports1 fire reports7 injury reports
What owners actually said
154 reports
122,000 miles · Jun 16, 2008
Power TrainStructureSuspension
WHEN ON A LONG HIGHWAY TRIP ON THE WEEKEND OF JUNE 7, 2008, MY HUSBAND NOTICED BLACK SPOTS ON THE REAR WINDOW OF OUR 2001 TOYOTA 4RUNNER (121,000 MILES). HE CLEANED IT OFF TO SEE IF IT RETURNED AS WE RESUMED OUR JOURNEY. WHEN WE NEXT STOPPED SEVERAL HUNDRED MILES LATER, THE BLACK SPOTS WERE ON THE ENTIRE REAR OF THE VEHICLE. …
Read full complaint
WHEN ON A LONG HIGHWAY TRIP ON THE WEEKEND OF JUNE 7, 2008, MY HUSBAND NOTICED BLACK SPOTS ON THE REAR WINDOW OF OUR 2001 TOYOTA 4RUNNER (121,000 MILES). HE CLEANED IT OFF TO SEE IF IT RETURNED AS WE RESUMED OUR JOURNEY. WHEN WE NEXT STOPPED SEVERAL HUNDRED MILES LATER, THE BLACK SPOTS WERE ON THE ENTIRE REAR OF THE VEHICLE. MY HUSBAND CHECKED BENEATH THE REAR OF THE VEHICLE AND SAW TRANSMISSION FLUID DRIPPING OUT OF THE DIFFERENTIAL. WE THEN TOOK THE VEHICLE TO A MECHANIC WHO REPORTED THAT THE REAR AXLE HOUSING WAS COMPLETELY CORRODED TO THE POINT OF FAILURE, AND THAT IT WAS BEYOND REPAIR, AND THAT HE HADN'T EVER SEEN THIS ON A CAR OF THIS AGE AND MILEAGE. HE INFORMED US THAT TOYOTA HAS RECENTLY RECALLED TACOMA VEHICLES FROM THE SAME YEAR FOR SIMILAR CORROSION PROBLEMS. WE CONTACTED TOYOTA AND THEY SAID THERE WAS NOTHING THEY COULD DO FOR US. WE ARE LEFT WITH A VEHICLE THAT IS BEYOND REPAIR THAT WE ARE UNABLE TO SELL, AND WE HAVE MAINTAINED IT IN ACCORDANCE WITH THE MANUFACTURER'S GUIDELINES. PLEASE HELP. *TR THE CONSUMER WAS INFORMED THE ENTIRE REAR AXLE INCLUDING THE AXLE, DIFFERENTIAL, BRAKES, AND EXHAUST SYSTEM WERE CORRODED BEYOND REPAIR. UPDATED 08/27/08. *JB
NHTSA ODI #10231201
98,000 miles · May 30, 2008
Suspension
I PURCHASED A USED 2001 TOYOTA 4 RUNNER 4 WHEEL DRIVE LAST YEAR WITH APPROX 88 K MILE. PRIOR TO GIVING IT TO MY DAUGHTER I REPLACED THE TIRES ( GOODYEAR) AND TOOK THE VEHICLE TO MY LOCAL TOYOTA DEALERSHIP ON 6-2-2007 REQUESTING A FULL CHECK OF THE VEHICLE TO VERIFY ROAD WORTHINESS PRIOR TO GIVING IT TO MY 16 YEAR OLD DAUGHTER.…
Read full complaint
I PURCHASED A USED 2001 TOYOTA 4 RUNNER 4 WHEEL DRIVE LAST YEAR WITH APPROX 88 K MILE. PRIOR TO GIVING IT TO MY DAUGHTER I REPLACED THE TIRES ( GOODYEAR) AND TOOK THE VEHICLE TO MY LOCAL TOYOTA DEALERSHIP ON 6-2-2007 REQUESTING A FULL CHECK OF THE VEHICLE TO VERIFY ROAD WORTHINESS PRIOR TO GIVING IT TO MY 16 YEAR OLD DAUGHTER. THEY SUGGESTED AND PERFORMED 90 K MAINTENANCE PACKAGE INCLUDING SUSPENSION INSPECTION AND FRONT END ALIGNMENT. SHE RETURNED TO VIRGINIA AND HAS BEEN DRIVING IT DAILY ON PAVED ROADS TO HIGH SCHOOL. SHE HAS NOT TAKEN IT OFF ROAD OR USED THE 4 WHEEL DRIVE. LAST WEEKEND SHE WAS SLOWLY TURNING INTO HER FRIENDS DRIVEWAY AND THE RIGHT FRONT WHEEL BROKE OFF THE AXLE COLLAPSING THE WHEEL AND RIPPING OUT THE FRONT AXEL. A STATE TROOPER PASSING BY INDICATED AT HIGHWAY SPEEDS THIS LIKELY WOULD OF FLIPPED THE VEHICLE. THANK HEAVENS SHE WAS GOING LESS THAN 10 MPH. THE VEHICLE WAS TOWED AND AT A LOCAL REPAIR SHOP IT WAS NOTED THAT THE LOWER BALL JOINT "DROPPED DOWN" TRIGGERING THE CATASTROPHIC FRONT END FAILURE. TOYOTA RECALLED 210,000 AXLES ON THE PRADOS VEHICLE ( NOT DISTRIBUTED IN USA) WHICH IS ON A SIMILAR PLATFORM AS THE 4 RUNNER. BLOG ENTRIES DESCRIBE SIMILAR FAILURES WITH THE WHEELS SNAPPING OFF. I CONTACTED MY TOYOTA SERVICE MANAGER AND DESCRIBED THE FAILURE. I REQUESTED HE EVALUATE AND ASKED IF THEY MISSED THIS ON THEIR INSPECTION IN JUNE. I ALSO REQUEST THAT THEY COVER THE REPAIR COSTS OF APPROX. $600.00 TO INCLUDE A DETAILED INSPECTION AND L BALL JOINT REPLACEMENT. HE INDICATED THEY WOULD NOT COVER THE REPAIR EXPENSES. MY CONCERN IS THIS FAILURE SHOULD NOT HAVE OCCURRED IF THE JOINT WAS ASSESSED AS ROAD WORTHY JUNE 2007 AND ONLY APPROX. 9 K MILES HAVE BEEN ADDED SINCE THEN WITH NO POTHOLE OR OFF ROAD TRAUMA NOTED. HOW CAN I BE ASSURED THAT THIS WON'T HAPPEN AGAIN MAYBE AT HIGHWAY SPEEDS WITH LIFE THREATENING OUTCOMES? HAVE SIMILAR COMPLAINTS BEEN FILED? DOES THIS WARRANT FURTHER INVESTIGATION BY YOUR AGENCY AND OR TOYOTA? *TR
NHTSA ODI #10229283
Mileage unknown · Apr 29, 2008
Visibility
THE SUN VISOR/VANITY MIRROR OF MY 4RUNNER CONTINUALLY FALLS INTO MY FIELD OF VISION DUE TO BEING LOOSE. CAUSES POSSIBLE VISION IMPAIRMENT FOR A COUPLE SECONDS IN ADDITION TO THE CONCENTRATION IT TAKES TO GET IT TO STAY AGAIN UP NEAR THE ROOF. *TR
NHTSA ODI #10226049
Mileage unknown · Jun 16, 2006
Latches/locks/linkages
1-THE REAR LIFTGATE WILL NOT UNLOCK. 2-THE LIFTGATE HAS NO MANUAL LOCK CONTROL AND IN AN EMERGENCY CANNOT BE OPENED. 3-THE PROBLEM IS NOT YET CORRECTED. THE TOYOTA MECHANIC SAID IT CAN BE A REAL PROBLEM TRYING TO REMOVE THE ACCESS PANEL WITH THE LIFTGATE CLOSED. *JB
ON CERTAIN SPORT UTILITY VEHICLES, DUE TO A MANUFACTURING ISSUE IN THE FRONT SUSPENSION LOWER BALL JOINT, THERE IS A POSSIBILITY THAT THE SURFACE OF THE BALL OF THE JOINT MAY HAVE BEEN SCRATCHED. THE BALL JOINT MAY EVENTUALLY EXPERIENCE EXCESSIVE WEAR AND LOOSENESS, RESULTING IN INCREASED STEERING EFFORT.
Consequence & remedy
Consequence: THE LOWER BALL JOINT MAY SEPARATE FROM THE KNUCKLE CAUSING LOSS OF STEERING CONTROL AND A CRASH COULD OCCUR.
Remedy: DEALERS WILL REPLACE THE FRONT SUSPENSION LOWER BALL JOINTS FREE OF CHARGE. THE RECALL BEGAN ON JULY 5, 2005. OWNERS MAY CONTACT TOYOTA AT 1-800-331-4331.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0
No exact-year investigations in this snapshot.
2001 Toyota 4RUNNER Problems, Complaints & Recalls | Skip That Year