2002 Toyota 4RUNNER problems & reliability
192 owner complaints filed with NHTSA for the 2002 Toyota 4RUNNER, alongside 1 safety recall campaign. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
9 complaints report injuries (13 injured).
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Structure | 88 | 46% |
| Suspension | 43 | 22% |
| Unknown OR Other | 30 | 16% |
| Power Train | 29 | 15% |
| Service Brakes | 10 | 5% |
| Steering | 10 | 5% |
| Vehicle Speed Control | 8 | 4% |
| Engine and Engine Cooling | 7 | 4% |
| Service Brakes, Hydraulic | 7 | 4% |
| Air Bags | 6 | 3% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 136,000 miles (middle 50% between 100,000 and 170,000 miles), based on 141 complaints that included mileage.
Complaints by incident year
What owners report
“THIS IS FOR TIRE SIZE P265 75 16. To start, I've seen multiple other complaints describing the same scenario and type of incident. Driving along the highway at appropriate speeds, I hear a whoosh/deep pitch rumble, then my vehicle began to vibrate violently. I was luckily able to pull over but had to swerve to regain…”
Tires · filed Jun 17, 2024
“The contact owns a 2002 Toyota 4Runner. The contact stated that while inspecting underneath the vehicle, he noticed that there was a hole in the subframe and that the subframe and sway bar were corroded. The vehicle was not diagnosed or repaired by an independent mechanic or dealer. The manufacturer was not made aware…”
Structure · filed May 19, 2023
“The contact owns a 2002 Toyota 4Runner. The contact stated while pulling the door handle to unlock the doors, the auto unlock function failed to unlock the doors. The contact had to press the unlock button to unlock the vehicle. The vehicle was taken to the dealer to be diagnosed and the dealer stated that a failure…”
Latches/locks/linkages · filed Mar 9, 2023
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- Frame corrosion
Defect Petition DP18002 · opened Aug 17, 2018 · closed Mar 18, 2022
Technical service bulletins
99 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2002 Toyota 4RUNNER. The 10 most recent:
The 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 compounds. If these contaminants settle and…
T-SB-0039-24 Rev2 · Service Bulletin/Repair Instructions · issued Dec 6, 2024
To 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 is to shield the disc brake rotor from…
T-SB-0038-24 Rev2 · Service Bulletin/Repair Instructions · issued Dec 6, 2024
Acid 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 exposed vehicle, especially the horizontal…
T-SB-0035-24 Rev2 · Service Bulletin/Repair Instructions · issued Dec 6, 2024
Toyota vehicles are currently protected with RapgardTM protective film designed to protect the horizontal painted surfaces. This material protects from acid rain, environmental fallout, and rail contamination. Follow…
T-SB-0061-23 Rev2 · Service Bulletin/Repair Instructions · issued Dec 5, 2024
Vehicles may occasionally be subjected to contamination by airborne iron particles shed from railroad tracks, train wheels, exposure to heavy machinery facilities, grinding, welding, etc. This type of contamination can…
T-SB-0062-23 Rev2 · Service Bulletin/Repair Instructions · issued Dec 3, 2024
The 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 compounds. If these contaminants settle and…
T-SB-0039-24 Rev1 · Service Bulletin/Repair Instructions · issued Jul 12, 2024
To 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 is to shield the disc brake rotor from…
T-SB-0038-24 Rev1 · Service Bulletin/Repair Instructions · issued Jul 12, 2024
Acid 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 exposed vehicle, especially the horizontal…
T-SB-0035-24 Rev1 · Service Bulletin/Repair Instructions · issued Jul 12, 2024
The 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 compounds. If these contaminants settle and…
T-SB-0039-24 Rev1 · Service Bulletin/Repair Instructions · issued Jul 12, 2024
To 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 is to shield the disc brake rotor from…
T-SB-0038-24 Rev1 · Service Bulletin/Repair Instructions · issued Jul 12, 2024
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2002 Toyota 4RUNNER has 1 NHTSA recall campaign — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2002 Toyota 4RUNNER?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 136,000 miles — budget accordingly if the car is approaching that mileage.