2012 Toyota FJ Cruiser Body and structure Problems
- Complaints
- 12about this part
- Share
- 29%of 41 total for the year
- Median mileage
- 12,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 12 complaints about the body and structure of the 2012 Toyota FJ Cruiser, 29% of the 41 complaints for this model year. Where a mileage was given, the median is 12,000 miles. 1 a fire, according to the filers.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“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.”
NHTSA complaint #11301602, filed 2020-01, 80,000 miles“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.”
NHTSA complaint #11372541, filed 2020-11, 130 miles“The design of the ventilation system in the Fj Cruiser (and other toyotas) allows easy access for disease-carrying rodents to enter the ventilation system and the cabin. In the southwest deer mice are carriers of antivirus, a severe respiratory disease spread via the feces and urine of these mice. (nearly 30% of the deer mice in new mexico are infected and every year people contract the virus usually via sweeping mouse droppings while cleaning enclosed areas. …”
NHTSA complaint #10622116, filed 2014-08, 12,000 miles“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.”
NHTSA complaint #11755567, filed 2026-08“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.”
NHTSA complaint #11769545, filed 2026-10Related service bulletins
- 11012744Dec 6, 2024The condition known as acid rain is caused by airborne chemicals or particles in the atmosphere, which mix with rainwater, nighttime dew, or high humidity to form acidic…
- 11012743Dec 6, 2024To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film…
- 11012742Dec 6, 2024Acid rain results from rainwater or other airborne moisture that become acidic due to industrial chemical impurities in the atmosphere. If these acidic compounds settle on an…
- 11012735Dec 5, 2024Toyota vehicles are currently protected with RapgardTM protective film designed to protect the horizontal painted surfaces. This material protects from acid rain, environmental…
- 11012727Dec 3, 2024Vehicles may occasionally be subjected to contamination by airborne iron particles shed from railroad tracks, train wheels, exposure to heavy machinery facilities, grinding…
- 11007455Jul 29, 2024Some 2005 – 2024 Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate…
- 11006161Jul 29, 2024Some 2005 – 2024 Toyota vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate…
- 11007445Jul 12, 2024The condition known as acid rain is caused by airborne chemicals or particles in the atmosphere, which mix with rainwater, nighttime dew, or high humidity to form acidic…
- 11007444Jul 12, 2024To prevent brake rotor rust from forming during transportation and storage, wheel film will be used instead of a cardboard type of anti-rust cover. The purpose of the wheel film…
- 11007443Jul 12, 2024Acid rain results from rainwater or other airborne moisture that become acidic due to industrial chemical impurities in the atmosphere. If these acidic compounds settle on an…
Body and structure: other model years
Other parts of the 2012 Toyota FJ Cruiser
9 complaintsSteering
9 complaintsSeat belts
5 complaintsSuspension
5 complaintsWheels
3 complaintsSeats
2 complaintsBrakes
1 complaintsElectrical system
1 complaintsEngine
1 complaintsEngine cooling
1 complaintsFuel system
1 complaintsTires
1 complaints
← All problems reported for the 2012 Toyota FJ Cruiser
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology