2001 Toyota 4RUNNER Structure Problems

Source: NHTSA · Updated Feb 19, 2026 · 81 complaints analyzed

Owners have filed 81 complaints with NHTSA about structure problems on the 2001 Toyota 4RUNNER, 44% of all complaints for this model year. Half of the reports with a mileage happened before 129,000 miles. The words owners use most often: “frame rusted” (19% of reports).

What owners describe

Phrases that appear unusually often in these complaints compared with complaints about other cars.

  • Frame rusted: mentioned in 15 of 81 complaints (19%)

At what mileage do structure problems happen?

Based on 74 complaints that reported the odometer reading.

Under 10k miles1 · 1%
10k–25k miles0 · 0%
25k–50k miles1 · 1%
50k–75k miles1 · 1%
75k–100k miles6 · 8%
100k–150k miles37 · 50%
150k+ miles28 · 38%

How serious are the reports?

Of 81 complaints, 1 a fire, 1 an injury.

Toyota 4RUNNER structure complaints by model year

Peak: 2004, with 310 complaints
1995: 419951996: 421997: 7619971998: 781999: 11219992000: 2562001: 8120012002: 882003: 28420032004: 3103102005: 18520052006: 1432007: 4020072008: 162009: 320092010: 122011: 920112012: 22013: 220132014: 82015: 820152016: 82017: 220172018: 52019: 320192020: 22024: 320242025: 7

n = 1,789 complaints · Source: NHTSA

Model yearStructure complaintsShare of that yearMedian miles
2025 4RUNNER712%—
2024 4RUNNER333%2,038
2020 4RUNNER26%4,550
2019 4RUNNER35%25,250
2018 4RUNNER59%15,000
2017 4RUNNER26%28,000
2016 4RUNNER810%25,000
2015 4RUNNER89%41,916
2014 4RUNNER810%29,750
2013 4RUNNER26%—
2012 4RUNNER22%54,072
2011 4RUNNER96%29,998
2010 4RUNNER128%101,550
2009 4RUNNER314%114,000
2008 4RUNNER1617%90,000
2007 4RUNNER4026%85,000
2006 4RUNNER14338%126,728
2005 4RUNNER18544%128,000
2004 4RUNNER31046%137,000
2003 4RUNNER28441%138,500
2002 4RUNNER8839%142,500
2001 4RUNNER8144%129,000
2000 4RUNNER25653%145,000
1999 4RUNNER11234%176,500
1998 4RUNNER7831%170,000
1997 4RUNNER7629%177,304
1996 4RUNNER4226%185,000
1995 4RUNNER42%110,000

When owners reported it

Peak: 2014, with 13 complaints
2003: 1200312005: 112008: 1200812009: 222010: 1201012011: 222012: 6201262013: 662014: 132014132015: 882016: 132016132017: 552018: 9201892019: 772020: 3202032021: 33

n = 81 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists structure for the 2001 Toyota 4RUNNER. A pattern of complaints does not always lead to a recall.

What owners report

Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.

Frame has rotted out along with a lot more rust problems

Received Dec 15, 2021 · NHTSA complaint 11443914

The contact owns a 2001 Toyota 4Runner. The contact stated that he noticed a swaying while driving the vehicle. The vehicle was taken to a certified mechanic who stated that the sub frame was severely rusted between the sway bar and the differential. The certified mechanic referred the contact to…

Received Aug 16, 2021 · NHTSA complaint 11429329

First there were 3 recalls 1. 135468 2. 135469 and 3. 135469 dating back to 2005 that i was never notified of and i have a very bad corrugated metal bumpers and when i drive my vehicle and i hit a bump or something in the road it feels like my car is going to turn over. I had the shocks replaced…

Received Mar 30, 2021 · NHTSA complaint 11405640
Toyota 4RUNNER
Toyota 4Runner 2.4T SR5 2025. Representative photo; appearance varies by model year. Photo: RL GNZLZ, CC BY-SA 4.0, via Wikimedia Commons.

Frequently asked questions

Do all 2001 Toyota 4RUNNERs have structure problems?

No. NHTSA has 81 owner complaints about structure for the 2001 Toyota 4RUNNER (44% of the 185 complaints for this model year). Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the 2001 Toyota 4RUNNER structure?

No recall currently lists structure for this vehicle.

At what mileage do structure problems start?

The median reported mileage is 129,000 miles: half of the reports with a mileage came before that.

What do owners say about structure problems on the 2001 Toyota 4RUNNER?

The most frequent phrase is “frame rusted”, in 15 of 81 complaints.

See all 2001 Toyota 4RUNNER problems or structure problems across all 4RUNNER years.