2005 Toyota 4RUNNER Structure Problems

Source: NHTSA · Updated Sep 23, 2026 · 185 complaints analyzed

Owners have filed 185 complaints with NHTSA about structure problems on the 2005 Toyota 4RUNNER, 44% of all complaints for this model year. Half of the reports with a mileage happened before 128,000 miles. The words owners use most often: “frame rust” (14% of reports).

What owners describe

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

  • Frame rust: mentioned in 26 of 185 complaints (14%)

At what mileage do structure problems happen?

Based on 120 complaints that reported the odometer reading.

Under 10k miles2 · 2%
10k–25k miles1 · 1%
25k–50k miles6 · 5%
50k–75k miles10 · 8%
75k–100k miles19 · 16%
100k–150k miles34 · 28%
150k+ miles48 · 40%

How serious are the reports?

Of 185 complaints, 3 mention a crash, 2 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: 2018, with 39 complaints
2009: 1200912010: 222011: 2201122012: 552013: 5201352014: 332015: 6201562016: 14142017: 192017192018: 39392019: 272019272020: 23232021: 222021222022: 772023: 3202332024: 112025: 5202552026: 11

n = 185 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists structure for the 2005 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.

I have a 2005 Toyota 4runner with frame rust that has caused everything under my 4runner to rust. Toyota knows these frames have problems with rust and corrosion and have done nothing, I am far from being the only one with this complaint or problem. It is up for inspection anytime. I have taken it…

Received May 14, 2026 · NHTSA complaint 11737968

The contact owns a 2005 Toyota 4Runner. The contact stated that while driving at an undisclosed speed, the vehicle briefly hesitated and was unable to accelerate, prompting the contact to discontinue driving the vehicle. The check engine warning light was illuminated. The vehicle was taken to an…

Received Aug 4, 2025 · NHTSA complaint 11678278

- The undercarriage and frame have had premature rusting for years. The car is otherwise in excellent condition due to my care of it over the last 20 years. 5 years ago, a service person at my local Toyota dealership said, "I'm really disappointed in Toyota, I've never seen rust like this." I have…

Received Jul 9, 2025 · NHTSA complaint 11672178
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 2005 Toyota 4RUNNERs have structure problems?

No. NHTSA has 185 owner complaints about structure for the 2005 Toyota 4RUNNER (44% of the 425 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 2005 Toyota 4RUNNER structure?

No recall currently lists structure for this vehicle.

At what mileage do structure problems start?

The median reported mileage is 128,000 miles: half of the reports with a mileage came before that.

What do owners say about structure problems on the 2005 Toyota 4RUNNER?

The most frequent phrase is “frame rust”, in 26 of 185 complaints.

Other 2005 Toyota 4RUNNER problems

See all 2005 Toyota 4RUNNER problems or structure problems across all 4RUNNER years.