2018 Volkswagen Tiguan fuel/propulsion system problems
38 owner complaints filed with NHTSA name the fuel/propulsion system on the 2018 Volkswagen Tiguan — 14% of all complaints for this model year.
What owners report
“First purchased this car from a dealership in 2023, used at128,051 miles. Did not have any problems with it in the first year I would say. Then suddenly while driving down the road the epc light would come on limiting my speed to 4,000 rpm. It would come on and off also causing my check engine…”
filed Apr 22, 2026
“2018 VW Tiguan. The fuel injector harness failed. There is a NHTSA letter stating 2018-2019 Tiguans had this issue and there’s an extended warranty up to 120,000 miles. My Tiguan is at 91,000 miles, but VW is saying the warranty isn’t assigned to my VIN. So there’s a warranty for this exact issue…”
filed Apr 20, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Fuel/propulsion System problems in other Tiguan years
| Year | Reports | Share |
|---|---|---|
| 2026 Tiguan | 3 | 14% |
| 2025 Tiguan | 5 | 12% |
| 2024 Tiguan | 3 | 5% |
| 2023 Tiguan | 5 | 8% |
| 2022 Tiguan | 28 | 11% |
| 2021 Tiguan | 10 | 8% |
| 2020 Tiguan | 3 | 2% |
| 2019 Tiguan | 10 | 5% |
| 2017 Tiguan | 5 | 7% |
| 2016 Tiguan | 4 | 4% |
| 2015 Tiguan | 1 | 2% |
| 2014 Tiguan | 3 | 4% |
Other reported problem areas on the 2018 Volkswagen Tiguan
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.