2003 Toyota 4RUNNER problems by component
527 owner complaints filed with NHTSA for the 2003 Toyota 4RUNNER, grouped by the component owners reported. Each component links to a detailed breakdown with mileage, severity and owner reports.
| Component | Complaints | Share | Median mileage |
|---|---|---|---|
| Structure → | 278 | 53% | 140,000 mi |
| Suspension → | 109 | 21% | 150,000 mi |
| Service Brakes → | 44 | 8% | 124,056 mi |
| Steering → | 32 | 6% | 131,000 mi |
| Vehicle Speed Control → | 23 | 4% | 66,080 mi |
| Power Train → | 21 | 4% | 96,000 mi |
| Service Brakes, Hydraulic → | 20 | 4% | 76,387 mi |
| Engine and Engine Cooling → | 14 | 3% | — |
| Wheels → | 11 | 2% | — |
| Air Bags → | 10 | 2% | — |
| Electrical System | 9 | 2% | — |
| Engine | 9 | 2% | — |
| Traction Control System | 8 | 2% | — |
| Electronic Stability Control (esc) | 6 | 1% | — |
| Fuel/propulsion System | 4 | 1% | — |
| Latches/locks/linkages | 4 | 1% | — |
| Seats | 4 | 1% | — |
| Visibility | 3 | 1% | — |
| Equipment | 2 | 0% | — |
| Seat Belts | 2 | 0% | — |
| Tires | 2 | 0% | — |
| Visibility/wiper | 2 | 0% | — |
| Forward Collision Avoidance | 1 | 0% | — |
| Fuel System, Gasoline | 1 | 0% | — |
| Fuel System, Other | 1 | 0% | — |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.