BMW Z4 E89 (2009–2016)Faults with the fuel pump

Fuel pump and high-pressure pump of the BMW Z4 E89: problems and faults

In the BMW Z4 E89 there are 2 documented faults with the fuel pump: high-pressure fuel pump (HPFP) failure (BMW N54/N55 engine) and high-pressure fuel pump (HPFP) failure (BMW N20 engine).

High severity: High-pressure fuel pump (HPFP) failure · BMW N54/N55 engine
Medium severity: High-pressure fuel pump (HPFP) failure · BMW N20 engine

Most serious fault: High severity

Reviewed on 5 October 20262 sources How we work

Faults by engine

From most to least important. Check the affected years and versions on each page.

Z4 E89 BMW N54/N55

- High severityFrequency: CommonFuelHigh-pressure fuel pump (HPFP) failureThe N54's high-pressure pump is one of its best-documented failures: most units will have had it replaced at some point. It warns of itself with long cranking and loss of power; the 2010 campaign was US-only.

Z4 E89 BMW N20

- Medium severityFrequency: OccasionalInjectionHigh-pressure fuel pump (HPFP) failureThe high-pressure pump that feeds the N20's direct injection (High Precision Injection) can fail, especially on high-mileage units, leaving the car with hard starting, jerking or, in the worst case, unable to start.

Symptoms these faults cause

Parts for the BMW Z4 E89 for faults with the fuel pump

The same search across several shops so you can compare prices. The part number varies with the engine and year: confirm it with the registration plate or VIN.

High-pressure fuel pump
- Buy part at Autodoc (affiliate link, opens in a new tab)
High-pressure fuel pump (HPFP)
- Buy part at Autodoc (affiliate link, opens in a new tab)

Affiliate links: if you buy from these shops, MotorFiable may receive a commission at no cost to you. Check compatibility against the registration plate or VIN before ordering. Affiliate links

Frequently asked questions

What faults with the fuel pump does the BMW Z4 E89 have?

In the BMW Z4 E89 there are 2 documented faults with the fuel pump: high-pressure fuel pump (HPFP) failure (BMW N54/N55 engine) and high-pressure fuel pump (HPFP) failure (BMW N20 engine). Each fault has its own page with the affected years and versions, the symptoms and how to check for it.

Which engines of the BMW Z4 E89 have faults with the fuel pump?

The documented faults affect the BMW N54/N55 and BMW N20 engines. Check the years and versions on each page: they do not always affect every unit.

Have you had a fault with the fuel pump on your BMW Z4 E89? Tell us at what mileage and how much you paid. Report your fault.

Sources

Every fact on this page links to its source. If you find an error, let us know.

BMW N54 and N55 Turbo Problems: What Goes Wrong and How We Fix ThemForeign Automotive · Technical documentation · consulted 5 October 2026
BMW N20 Engine: Pros, Cons, Reliability, Tuning, and Maintenance GuideBMW BLOG · Motoring press · published 8 June 2025 · consulted 27 September 2026