2017 Toyota 4Runner problems and complaints
Owners have filed 36 complaints with NHTSA about the 2017 Toyota 4Runner. The most-reported areas: Unknown Or Other (14), Service Brakes (9), Electrical System (5).
Key takeaways
- 36 owner complaints on file with NHTSA.
- 3 involve a crash, 1 a fire, 3 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Unknown Or Other | 14 | 39% |
| Service Brakes | 9 | 25% |
| Electrical System | 5 | 14% |
| Air Bags | 3 | 8% |
| Fuel/Propulsion System | 2 | 6% |
| Engine | 2 | 6% |
| Steering | 2 | 6% |
| Suspension | 2 | 6% |
| Vehicle Speed Control | 2 | 6% |
| Structure | 2 | 6% |
| Power Train | 1 | 3% |
| Latches/Locks/Linkages | 1 | 3% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2017 Toyota 4Runner SUV AWD | 4/5 | 4/5 | 5/5 | 3/5 |
| 2017 Toyota 4Runner SUV 2WD | 4/5 | 4/5 | 5/5 | 3/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Unknown Or Other - filed 2026-07-14
The car was running while in park. Our son got and and shifted the car into reverse from the passenger seat. The gear shift will engage without applying the brake or even without running and in park. The car crashed into one of our other vehicles parked behind the 4 runner. There is a malfunction with the automatic...
Electrical System - filed 2026-03-08
For the 2nd time in 5 weeks, the main wiring harness and knock sensor have been eaten and destroyed by rodents. This has caused thousands of dollars worth of damage, and it's due to the soy based wiring used in the wiring harness. I cannot keep this vehicle outside for any period of time without the threat of the harne...
Unknown Or Other - filed 2025-08-30
I was driving on the highway with no one around me. Temperature was around 60 degrees at 7:15am. My sunroof glass shattered as if it was a gunshot and the glass was pointed outward. It terrified my special needs child and myself and took a while for her to calm down. I drove it home later and opened up the sunroof to s...
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More for the 2017 Toyota 4Runner
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.