Fuel pressure regulator on Audi — 2.0 TFSI HPFP weak roller follower and 2.0/3.0 TDI DRV.
Audi P0089 — Fuel pressure regulator on Audi — 2.0 TFSI HPFP weak roller follower and 2.0/3.0 TDI DRV. Typical UK independent garage cost: £180–£1600.
What actually causes P0089 on a Audi
Audi 2.0 TFSI EA113 P0089 is the well-known HPFP cam follower wear — check the follower before condemning anything else. TDI is normally a DRV (rail valve) failure.
Audi engines that log P0089
- 2.0 TFSI EA113/EA888
- 2.0 TDI CR
- 3.0 TDI V6 CR
How we diagnose P0089 on a Audi
- EA113: pull HPFP and inspect follower
- TDI: read rail pressure target vs actual
- Cut fuel filter for swarf
- DRV resistance test on TDI
The common misdiagnosis to avoid
Cam follower on 2.0 TFSI EA113 must be checked every 30k — by P0089 you're already late.
Audi P0089 repair cost in the UK
Expect £180–£1600 including parts and labour at an independent garage. Main-dealer quotes on Audi are usually higher for the same job, and the spread exists because the cheap cause and the expensive cause throw the same code — pay for the diagnosis before you pay for parts.
Bob's workshop tip
2.0 TFSI EA113 P0089 + worn follower = upgraded INA follower + HPFP if scored. Cheap if caught early.
Codes usually seen alongside P0089 on Audi
- P0087
- P0088