Fuel rail pressure too low on Jaguar 3.0 TDV6 (XF/XJ) — HP pump wear, well-documented PSA-shared issue.
Jaguar P0087 — Fuel rail pressure too low on Jaguar 3.0 TDV6 (XF/XJ) — HP pump wear, well-documented PSA-shared issue. Typical UK independent garage cost: £650–£5500.
What actually causes P0087 on a Jaguar
Jaguar 3.0 TDV6 shares its high-pressure fuel pump architecture with Land Rover and suffers the same pump-shedding-swarf scenario. P0087 with reduced power and the rail pressure dropping under load is the classic pattern. Catch it before the limp-home becomes permanent.
Jaguar engines that log P0087
- 3.0 TDV6 AJD-V6 (XF, XJ, F-Pace)
- 2.7 TDV6 (S-Type, XJ)
How we diagnose P0087 on a Jaguar
- Read live rail pressure under road load
- Cut fuel filter open — inspect for metal swarf
- Pressure-test low-pressure supply
- Quote per Jaguar bulletin — full system if contamination found
The common misdiagnosis to avoid
Refurb HP pumps on TDV6 have a poor reputation — only fit a new Bosch unit, and replace the rails and injectors if swarf is found in the filter.
Jaguar P0087 repair cost in the UK
Expect £650–£5500 including parts and labour at an independent garage. Main-dealer quotes on Jaguar 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
TDV6 P0087 + glitter in the filter = full system. Anything less and you'll see the car back, customer angry, and another big bill they didn't expect.
Codes usually seen alongside P0087 on Jaguar
- P0088
- P0089
Symptoms drivers report with P0087
- Sudden loss of power on the motorway — car drops into limp mode at exactly 2,500 RPM
- Restarts fine after a key-cycle, then relimps under load 20 minutes later
- Hard cold-starting: cranks for 4–6 seconds before catching
- Uneven idle with a diesel-knock 'nail' from cold
- MPG drops 3–7 mpg before the light even comes on
- Metal glitter in the fuel filter housing = CP4 pump has already grenaded
Repairs that clear P0087
- Replace fuel filter first (cheap, fast)
- Test rail pressure with scan tool
- Injector leak-off test (diesel)
- Replace HPFP only if proven by pressure test
For the generic, all-makes explanation of this code — meaning, every known cause and UK cost bands — see our P0087 guide.