2021 Volkswagen Tiguan engine problems
44 owner complaints filed with NHTSA name the engine on the 2021 Volkswagen Tiguan — 34% of all complaints for this model year.
What owners report
“My Tiguan leaks and burns oil like crazy. Now it has 111k miles on it, but this has been an ongoing issue for the last five years since I've had it. I now have to put a quart of oil in every 100 miles. This is not the fault of me getting an oil change, this is a persistent problem caused by the…”
filed Aug 1, 2026
“The PCV valve does not last past 60k miles. Multiple forums and customers stating this. When the failure shows up as a check engine light symptom it has already caused a major oil leak in the crank shaft that leaks with the car off at about 500ml and is significantly worse while driving- Up to a…”
filed Jul 9, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Oil Consumption Measurement and Electronic Oil Consumption Measurement
V1718062017813_24 · Service Bulletin/Repair Instructions · issued Jul 9, 2026Instruction, how to lubicate engine before initial start.
TT 13-20-01_3 · Service Bulletin/Repair Instructions · issued Jun 18, 2026Lubricating engine components before reassembly.
TT 10-18-02_2 · Service Bulletin/Repair Instructions · issued Jun 18, 2026
Engine problems in other Tiguan years
| Year | Reports | Share |
|---|---|---|
| 2026 Tiguan | 12 | 55% |
| 2025 Tiguan | 7 | 16% |
| 2024 Tiguan | 15 | 27% |
| 2023 Tiguan | 20 | 34% |
| 2022 Tiguan | 103 | 41% |
| 2020 Tiguan | 25 | 19% |
| 2019 Tiguan | 38 | 20% |
| 2018 Tiguan | 78 | 28% |
| 2017 Tiguan | 15 | 21% |
| 2016 Tiguan | 10 | 10% |
| 2015 Tiguan | 9 | 15% |
| 2014 Tiguan | 10 | 12% |
Other reported problem areas on the 2021 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.