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Opel Combo C (2001–2011)Faults with the fuel pump

Fuel pump and high-pressure pump of the Opel Combo C: problems and faults

In the Opel Combo C there are 2 documented faults with the fuel pump: injector and high-pressure pump wear from contaminated fuel (1.3 Multijet engine) and injection pump control unit fault (P0251) on the 1.7 DI and DTI (1.5 / 1.7 diésel Isuzu engine).

Most serious fault: High severity

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Faults by engine

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

Symptoms these faults cause

How much the repair costs

Depending on the fault, at an independent garage it ranges from €600[1] (injector and high-pressure pump wear from contaminated fuel) to €1,200[1] (injector and high-pressure pump wear from contaminated fuel), including VAT. If the fault is caught in time, the repair is usually much cheaper.

Parts for the Opel Combo C 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.

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 Opel Combo C have?

In the Opel Combo C there are 2 documented faults with the fuel pump: injector and high-pressure pump wear from contaminated fuel (1.3 Multijet engine) and injection pump control unit fault (P0251) on the 1.7 DI and DTI (1.5 / 1.7 diésel Isuzu engine). Each fault has its own page with the affected years and versions, the symptoms and how to check for it.

Fuel pump and high-pressure pump of the Opel Combo C: how much does the repair cost?

Depending on the fault, at an independent garage it ranges from €600 (injector and high-pressure pump wear from contaminated fuel) to €1,200 (injector and high-pressure pump wear from contaminated fuel), including VAT.

Which engines of the Opel Combo C have faults with the fuel pump?

The documented faults affect the 1.3 Multijet and 1.5 / 1.7 diésel Isuzu 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 Opel Combo C? 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.

  1. Fiat 1.3 Multijet: problemas, fallos y averías más frecuentesTotalrenting · Other source · consulted 26 September 2026 · in Spanish