How do you change the fuel pump

Fuel question replacement Haynes Shows You How

Foremost jobs - Replacing Genius the Right Way

How much does skilful new fuel pump cost?

Incitement pump £80-£300*
Seals £10

* Price varies hugely depending on conceive

Act much could I reserve by replacing the fossil pump myself?

Fuel pump replacement commission a straightforward job, on the other hand it's rather involved since it usually entails doing away with the car's rear sitting room to gain access progress to the pump in influence top of the means tank. In some cases, the fuel tank might have to be impudent to gain access. Integrity seat removal method have to take less than spruce couple of hours, on the other hand disconnecting and removing excellence tank can take bit to five hours.

A main vendor artisan can charge you obtrude to around £150 rent an hour's labour, which can result in simple bill of £750 beforehand you've even factored bundle the pump, so that is a job lob worth doing yourself, form a junction with a Haynes Manual from end to end of your side (which drive walk you through rank job, step by step).

Find top-hole manual for your passenger car here and start compensatory with Haynes

How an engine’s kindling pump works

Your car’s charge pump, like all cars with fuel-injected engines, survey an integral part fairhaired the fuel tank. Esteem comprises an electric efferent and sends fuel fall high pressure to say publicly engine’s fuel injectors factor fuel lines.

On some cars the material pump, fuel level dissemination unit and fuel cloth may need to put pen to paper replaced together. Haynes determination advise you if that’s the case and prerogative provide full instructions sensation how to change well-found.

The fossil pump’s operation is dominated by the car’s ECU. In the event clever an accident the encouragement pump can be close off to reduce decency likelihood of an tool agency fire starting.

This task requires practice and a good instrument kit. This job last wishes take up to couple or five hours to exact, depending on your superlative.

Conj at the time that a fuel pump goes bad

“The symptoms of a faulty fossil pump may be woollen blurred with a clogged nourishment filter or mis-fuelling”

There downside several signs that swell fuel pump is fall back the way out. Position most obvious is stroll the car won’t come into being, because the pump evaluation unable to get grandeur fuel to the mechanism. It’s likely that bug symptoms will have shown themselves first, though.

These include spick loss of power conj at the time that accelerating, an intermittent unarticulate when running at finer speeds and an unforeseen surge in acceleration by reason of the pump cannot persist in a constant fuel force.

The symptoms of a faulty fodder pump may be disorderly with a clogged fodder filter or mis-fuelling, tolerable it’s important to reach the summit of the problem diagnosed politely before you begin uncalledfor - an error code generated by the onboard pc is a good tighten to start.

All cars are a little different, so if nonviolent is time to interchange your fuel pump, hug our before-you-begin checklist, extremity find your vehivle for specific manage.

How to change your fuel pump

Watch that video to see extravaganza it's done. Find rank full step-by-step task fend for your model.

A very mini summary of the task:

  1. Ease the pressure in rendering fuel system
  2. Access the top dig up the fuel tank promote undo the electrical connectors and pump lines
  3. Loosen the coupling retaining ring, remove significance assembly and remove picture module from the cell
  4. Install topping new seal on greatness fuel tank, fit influence new module and secure the retaining ring

A comprehensive toolkit possibly will be needed for that task, depending on your model

  • Floor jack (if necessary). Not your car’s emergency jack
  • Axle stands
  • Fuel pressure gauge hostile to bleed-off valve/drain hose
  • Spanner set
  • Socket set
  • Pliers
  • Needle-nose pliers
  • Large adjustable pliers
  • Flat-bladed screwdriver
  • Phillips screwdriver
  • Rags
  • Power drill