Severe Issues

2006 TOYOTA 4RUNNER Problems

Real NHTSA owner complaints for the 2006 Toyota 4runner. This model year has 379 NHTSA complaints β€” top issue: Structural Problems.

379
Complaints
28
Crashes
3
Fires
18
Injuries
β€”
Deaths
5
Recalls

Before you buy β€” check the actual VIN

This page shows the model year's reputation. The VIN tells you about the specific car β€” accidents, title issues, odometer rollbacks, and open recalls.

Worst 2006 Toyota 4runner Problems

Top 3 most-reported issues with average mileage at failure.

#1
143
complaints

Structural Problems

Crash-related:2
Injuries:1
#2
72
complaints

Uncategorized Issues

Crash-related:2
Fires:1
#3
65
complaints

Suspension Failures

Crash-related:3
Injuries:1

Considering a 2006 Toyota 4runner?

This page shows the model year's reputation. The VIN tells you about this specific car β€” accidents, title issues, odometer fraud. Full report just $4.99 (vs. Carfax $44.99).

All Problems by Category

Every NHTSA complaint category for the 2006 Toyota 4runner. A single complaint may appear in multiple categories.

ComponentComplaintsCrashesFiresAvg MileageVolume
Structural Problems1432β€”β€”
Uncategorized Issues7221β€”
Suspension Failures653β€”β€”
Brake System332β€”β€”
Transmission / Drivetrain304β€”β€”
Airbag Malfunctions248β€”β€”
Steering Defects222β€”β€”
Electrical Faults18β€”2β€”
Engine Problems181β€”β€”
Unintended Acceleration178β€”β€”
Hydraulic141β€”β€”
Visibility/Wiper13β€”β€”β€”
Tire Issues13β€”β€”β€”
Visibility9β€”β€”β€”
Wheel Issues5β€”β€”β€”
Electronic Stability Control (Esc)4β€”β€”β€”
Fuel System4β€”β€”β€”
Gasoline4β€”β€”β€”
Seat-Related Issues3β€”β€”β€”
Headlight/Taillight Failures2β€”β€”β€”
Forward Collision Avoidance: AEB2β€”β€”β€”
Fuel/Propulsion System2β€”β€”β€”
Traction Control System2β€”β€”β€”
Door Lock Issues2β€”β€”β€”
Seat Belt Issues21β€”β€”
Parking-Brake Issues21β€”β€”
Trailer Hitches1β€”β€”β€”
Lane Departure1β€”β€”β€”
Child Seat1β€”β€”β€”
Equipment1β€”β€”β€”
Interior Lighting1β€”β€”β€”

Source: NHTSA Complaints Database. Complaint counts may exceed total complaints because one report can span multiple categories.

Search Owner Complaints

Read what owners actually reported to NHTSA for the 2006 Toyota 4runner. Type a keyword (e.g. β€œtransmission”, β€œstalling”, β€œbrakes”) to filter.

πŸ”

Showing 379 most recent complaints

Structural ProblemsApr 22, 2026

Frame is rotting away. The tacomas, tundras, sequoia were recalled for this issue. The tacomas frame is very close in design to the 4runner. The main difference is the 4runner uses coil springs whereas the tacoma used leaf springs. Toyota stated that because the 4runner was made …

Visibility/WiperDec 9, 2025

MYself and my fiancee were driving to our family's home, the rear defrost was on due to foggy windows as we were driving down the road there was a loud noise from the back half of the 4 runner. I had turned and looked back behind me and the rear hatch window was completely shatte…

Structural ProblemsSep 11, 2025

The frame under the car rusted so much that the gas tank literally fell through the frame to the ground. This put my son at risk and fortunately he was able to pull over in a residential area and exit the vehicle. A mechanic and welding company both assessed the vehicle and ac…

Uncategorized IssuesSep 7, 2025

Excessive frame corrosion

Structural ProblemsJul 17, 2025

Dangerous and rusted through frame. The vehicles frame should have been recalled like the other Toyotas affected.

Structural ProblemsFeb 9, 2025

We took the vehicle in for inspection and it failed due to the exhaust leaks, and more importantly the frame rusting out. We never received the recall notice for this issue. We have owned this vehicle for many years, so there is no reason we would not have been notified for the…

Suspension FailuresDec 12, 2024

My 4runner have major frame rust issues and is a major safety hazard. This a known issue to Toyota and a recall needs to be made.

Airbag MalfunctionsπŸ’₯ CrashNov 8, 2024

The contact owned a 2006 Toyota 4Runner. The contact stated that her son was driving at an unknown speed when another vehicle pulled in front of them to change lanes without warning causing her son to t-bone the vehicle and sending the other driver's vehicle to spin crashing into…

Suspension FailuresMay 8, 2024

UNKNOWN, found excessive rust on undercarriage

Visibility/WiperJan 9, 2024

The rear window on my 2006 4Runner suddenly shattered. I had just cleared the car of snow, put my son in the car and left the house. Less than 1/10th of a mile down the road it exploded. Glass could have gone all over the child in the backseat. There have been past issues. Toyo…

Structural ProblemsDec 28, 2023

The contact owns a 2006 Toyota 4Runner. The contact stated that after a State Inspection, the vehicle was declared unsafe to drive on the State roadways due to severe corrosion. The contact stated no warning light was illuminated. The contact had taken the vehicle to a local deal…

Trailer HitchesNov 6, 2023

While towing a 16' utility trailer using the 2" ball on a Switch Ball #42178, the ball separated from the shank. I was driving my 2007 Toyota 4Runner traveling on the highway at about 60mph at the time. Fortunately the safety chains did their job and prevented the trailer from co…

Suspension FailuresJun 27, 2023

My control arm ripped completely off my fram on the passenger side due to excessive rust putting me and my family and any one else on the road at risk of something catastrophic.

Brake SystemMar 12, 2023

Corrosion of pistons in front brake calipers results in an increase in braking stopping distance. Everytime the front brake pads are replaced the same issue is encountered, defect has taken place three times. In the four piston brake caliper the inside pistons on both the left …

Headlight/Taillight FailuresMar 6, 2023

The vehicle headlights have failed on multiple occasions. The cause of the failures was ingress of water into the sealed headlamp assembly. The problem was reported to Toyota. Toyota took no action regarding the reports. The entire headlight assembly was replaced three (3) ti…

Uncategorized IssuesMar 5, 2023

The frame is corroded and rusted to the point that it’s not safe to drive. This was discovered by our service technician when we had the vehicle inspected for a rattling noise in the rear. I reached out to Toyota and was told that no problems are available regarding this issue. I…

Uncategorized IssuesJan 7, 2023

My 2006 4Runner Toyota frame is rusted and falling into pieces. From the rear especially and underneath. I’m scared if someone rear ends me that the impact could be life threatening due to the frame falling to pieces as I drive and the vehicle sits.

Suspension FailuresNov 29, 2022

My car is a 2006 Toyota 4Runner. This past summer I had a tire leaking and took it to the garage for repair. The mechanic stated that the frame is rusting out in the front right, tire rod area, and saw a pinhole. Last week I took the vehicle to get a transmission oil change. Th…

Uncategorized IssuesNov 28, 2022

My 17 year old son was parked and when he turned off the defrost the rear hatchback glass shattered. This scared him a lot as we do not know what happened and thankfully he was parked not driving. This is a safety and potentially dangerous issue. We purchased this used vehicle…

Uncategorized IssuesNov 17, 2022

The frame of the vehicle was corroding as if it was not sealed effectively. The frame rotted to point where vehicle began swaying on road and during mechanic check the frame bent when vehicle placed on a lift. I am original owner of vehicle and took the vehicle to local Toyota d…

Page 1 of 19

Source: NHTSA Complaints Database. Real owner reports for the 2006 Toyota 4runner.

Recalls for 2006 Toyota 4runner

5 campaigns

NHTSA recall campaigns for the 2006 Toyota 4runner. Recalls are free to fix at any authorized dealer. Run a VIN check below to see if your specific vehicle has open recalls.

16V065000May 2, 2016
AIR BAGS:SIDE/WINDOW

16V396000Feb 6, 2016
SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER

11V113000Invalid Date
VEHICLE SPEED CONTROL:ACCELERATOR PEDAL

10V035000Mar 2, 2010
EQUIPMENT:OTHER:LABELS

10V036000Mar 2, 2010
EQUIPMENT:OTHER:LABELS

2006 Toyota 4runner β€” FAQ

Answers based on real NHTSA complaint and recall data for this specific model year.

Is the 2006 Toyota 4runner reliable?β–Ύ

Severe Issues. The 2006 Toyota 4runner has 379 NHTSA owner complaints, 28 crash-related, and 5 recall campaigns. The most reported issue is Structural Problems (143 complaints). Source: NHTSA via VinSpector AI.

What are the most common problems with the 2006 Toyota 4runner?β–Ύ

#1: Structural Problems (143 complaints). #2: Uncategorized Issues (72 complaints). #3: Suspension Failures (65 complaints)

At what mileage do problems start on the 2006 Toyota 4runner?β–Ύ

Mileage data is not available or insufficient for this model year.

How safe is the 2006 Toyota 4runner?β–Ύ

The 2006 Toyota 4runner has 28 crash-related complaints and 3 fire reports out of 379 total NHTSA complaints. 18 injuries were reported. For NCAP lab crash test star ratings, visit nhtsa.gov/ratings.

Does the 2006 Toyota 4runner have any recalls?β–Ύ

Yes β€” 5 NHTSA recall campaigns affect the 2006 Toyota 4runner. The largest issue: AIR BAGS:SIDE/WINDOW. Check nhtsa.gov/recalls or run a VIN check to see if your specific vehicle has open recalls.

Should I buy a 2006 Toyota 4runner?β–Ύ

The 2006 Toyota 4runner has severe issues β€” review the top problems before buying. Pay particular attention to Structural Problems issues. Always run a VIN check on the specific car you're considering to check for accident history, open recalls, and title brands.

Source: NHTSA (National Highway Traffic Safety Administration) complaint and recall databases, aggregated by VinSpector AI.

Wider context: See the full Toyota 4runner reliability report with year-by-year comparison.

Check Your Specific 2006 Toyota 4runner

Real owner complaints tell you about the model. The VIN tells you about your specific car β€” accidents, title issues, odometer fraud. Full report just $4.99.