2012 Toyota FJ Cruiser body problems

Filed Oct 7, 2026 · Body, Fuel system · MI

The vehicle within less than 15 years had structural creams rust that had compromised the safety of my vehicle and it is rotting out with holes, the fuel tank is rusted and lose, and may fall, repairs are expensive and it is my only car. They’re all also rust holes right through the body and floor in multiple locations.

Filed Aug 7, 2026 · Body · NJ

My frame is corroding at a rapid rate and needs to be addressed by Toyota! I truly believe that this was cheap way of selling cars without the proper undercoating affecting these trucks later on most Toyota trucks had the frames replaced buy the dealers with the same problems that these fj cruisers have, this needs to be addressed asap.

Filed May 23, 2022 · Body · MN

Frame and undercarriage compromised by excessive rust on 2012 Toyota FJ Cruiser. Substandard materials/process used in manufacturing by Toyota on the FJ cruiser undercarriage and frame, causing excessive rust damage. Widespread problem in the United States with excessive rust compromising the stability and safety of the vehicles. Toyota authorized Dealerships are no help. Expect consumers to pay out of pocket to repair frame.

Filed Apr 7, 2022 · Body · PA

Noticed rust on suv/frame confirmed by Faulkner Toyota Dealership, mechanic informed too address this problem soon.

Filed Jan 19, 2022 · Body · WA

Excessive underbody and frame rust.

Filed Jun 12, 2021 · Body, Suspension · IN

Too much frame rust on vehicle. Rust seems to be most prevalent around welds where cross members meet the frame. This frame is the same frame used for a number of other Toyota vehicles. In some places the rust is nearly bad enough for crucial body members to separate which would cause a severe accident. The frame on the Toyota FJ Cruiser is the same frame used in the vehicles outlined in the successful class action lawsuit, "Brian Warner et al. v. Toyota Motor Sales, U.S.A., Inc." in the UNITED STATES DISTRICT COURT FOR THE CENTRAL DISTRICT OF CALIFORNIA Case No. 2:15-cv-02171-FMO-FFM. That lawsuit only specified Toyota Tacoma, Tundra, and Sequoia vehicles though the frames are the exact same. My Frame is still under warranty.

Filed Nov 1, 2020 · Body, Electrical · 130 miles · NY · fire

My problem my toyota fj cruiser burned 12 am midnight october 18 2020 was parking at front at my house it burned completely in the engine area I want to know what happened. If this electrical problems. I want to know if others vans experiences problems.

Filed Aug 29, 2020 · Body · CA

General personal use. Frame is rusting at an alarming rate. I feel it is crucial for me to get the existing rust removed and the frame protected if I want this vehicle to last me a reasonable amount of years without any structural failures. It has a little over 100k miles on it.

Filed Jan 24, 2020 · Body · 80,000 miles · NC

I am one of the many who are experiencing rust problems with my fj. Recently had to have all calipers replaced due to rust. Oil pan cover and components around it are starting to show significant rust. Rust is in the early stages in several areas of the frame but very early stages. I am concerned that the rust will begin to affect the safety of the vehicle.

Filed Dec 9, 2019 · Body · 100,000 miles · IA

Excessive rust on the underside of car - all over the frame and axels