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DTC/P0087

P0087 : Fuel Rail/System Pressure - Too Low

Quick Answer
Elevee GraviteConduite deconseilleeSysteme de carburant

P0087 means fuel pressure in the fuel rail is below the minimum threshold the ECU expects. The engine is not receiving enough fuel, which can cause power loss, misfires, and stalling. This commonly points to a failing fuel pump or clogged fuel filter.

Cout de reparation estimeDe 45 € a 800 €+, varie selon le vehicule

Que signifie P0087 ?

P0087 means fuel pressure in the fuel rail is below the minimum threshold the ECU expects. The engine is not receiving enough fuel, which can cause power loss, misfires, and stalling. This commonly points to a failing fuel pump or clogged fuel filter.

P0087 est un code defaut lie a systeme de carburant, classe en gravite high. Lorsque le calculateur de ton vehicule detecte cette condition, il enregistre P0087 et allume le voyant moteur.

Quels sont les symptomes de P0087 ?

Si ton vehicule a declenche P0087, tu peux remarquer un ou plusieurs de ces symptomes :

  • Check engine light on
  • Loss of power, especially under load or acceleration
  • Engine stalling or cutting out at higher speeds
  • Long cranking time before starting
  • Rough idle or misfires
  • Limp mode activation (reduced power)

Quelles sont les causes de P0087 ?

Voici les causes les plus courantes de P0087, classees selon la probabilite qu'elles soient en cause :

eleveeWeak or failing high-pressure fuel pump
eleveeClogged fuel filter
moyenneFaulty fuel pressure regulator
moyenneLeaking fuel injector or fuel line
moyenneFailing low-pressure (in-tank) fuel pump
faibleFaulty fuel rail pressure sensor (false reading)

Peut-on rouler sans risque avec P0087 ?

Non, regle ca immediatement. Low fuel rail pressure can cause stalling, misfires, and potential engine damage from lean running. Do not drive further than necessary. The vehicle may stall in traffic.

Comment diagnostique-t-on P0087 ?

Suis ces etapes pour identifier la cause profonde de P0087 :

  1. Connect a scan tool and monitor live fuel rail pressure data. Compare the actual pressure to the requested pressure - a significant shortfall confirms a real fuel delivery issue
  2. Check the fuel filter. If it has never been replaced or has over 60,000 km on it, replace it first as this is the cheapest potential fix
  3. Test the low-pressure fuel pump output by measuring fuel pressure at the fuel rail with the engine off and ignition on. It should reach the specified prime pressure (typically 3-5 bar)
  4. If low-pressure supply is adequate, test high-pressure fuel pump output. On direct injection engines, the HPFP should produce 50-200 bar depending on load. Low output indicates pump failure
  5. Inspect fuel lines and injectors for leaks. Even a small leak can cause pressure drop under high demand
  6. Test the fuel rail pressure sensor with a known-good sensor if readings are suspect - a faulty sensor can trigger P0087 with no actual pressure issue

Combien coute la reparation de P0087 ?

Les couts de reparation de P0087 varient selon la cause profonde et ton vehicule. Voici des estimations courantes :

Reparation Cout des pieces Cout de main-d'oeuvre Estimation totale Difficulte en autonomie
Replace fuel filter €15–€60 €30–€100 €45–€160 Moderee
Replace high-pressure fuel pump €150–€500 €100–€300 €250–€800 Professionnel
Replace fuel pressure regulator €40–€180 €60–€200 €100–€380 Professionnel
Replace in-tank fuel pump €80–€250 €100–€300 €180–€550 Professionnel
Replace fuel rail pressure sensor €30–€120 €30–€80 €60–€200 Moderee

Prix estimes au March 2026. Les couts varient selon la region, le vehicule et le garage.

P0087 sur des vehicules specifiques

P0087 se comporte differemment selon ton vehicule. Selectionne ta voiture ci-dessous pour des causes propres au modele, les problemes connus et des estimations de couts ajustees :

Volkswagen

P0087 sur Volkswagen Golf

2005-2024

The 2.0 TDI (CR) diesel engines commonly trigger P0087 due to fuel filter contamination or high-pressure pump failure. VW recommends fuel filter changes every 60,000 km but 40,000 km is safer with varied fuel quality. The 2.0 TSI petrol can also suffer HPFP cam follower wear.

Quelles sont les causes de P0087 sur une Volkswagen Golf ?

Volkswagen GolfFuel filter contamination on 2.0 TDI common rail engines
Volkswagen GolfHPFP cam follower wear on EA888 2.0 TSI (check at 80,000 km)

Cout de reparation de P0087 pour Volkswagen Golf

Couts estimes pour les proprietaires de Volkswagen Golfajuste a la hausse par rapport a la moyenne en raison du prix des pieces specifiques a Volkswagen

Reparation Cout des pieces Cout de main-d'oeuvre Estimation totale Difficulte en autonomie
Replace fuel filter €17–€66 €33–€110 €50–€176 Moderee
Replace high-pressure fuel pump €165–€550 €110–€330 €275–€880 Professionnel
Replace fuel pressure regulator €44–€198 €66–€220 €110–€418 Professionnel
Replace in-tank fuel pump €88–€275 €110–€330 €198–€605 Professionnel
Replace fuel rail pressure sensor €33–€132 €33–€88 €66–€220 Moderee

Prix estimes au March 2026. Les couts varient selon la region, le vehicule et le garage.

BMW

P0087 sur BMW 3 Series

2006-2024

The N54 twin-turbo engine is notorious for high-pressure fuel pump (HPFP) failures causing P0087. BMW issued a recall and extended warranty for the HPFP on affected models. The N47 diesel also suffers from fuel system issues. Always use a genuine or OE-quality HPFP.

Quelles sont les causes de P0087 sur une BMW 3 Series ?

BMW 3 SeriesN54 HPFP failure (recall/warranty extension available)
BMW 3 SeriesN47 diesel fuel pump and filter issues

Cout de reparation de P0087 pour BMW 3 Series

Couts estimes pour les proprietaires de BMW 3 Seriesajuste a la hausse par rapport a la moyenne en raison du prix des pieces specifiques a BMW

Reparation Cout des pieces Cout de main-d'oeuvre Estimation totale Difficulte en autonomie
Replace fuel filter €21–€84 €42–€140 €63–€224 Moderee
Replace high-pressure fuel pump €210–€700 €140–€420 €350–€1120 Professionnel
Replace fuel pressure regulator €56–€252 €84–€280 €140–€532 Professionnel
Replace in-tank fuel pump €112–€350 €140–€420 €252–€770 Professionnel
Replace fuel rail pressure sensor €42–€168 €42–€112 €84–€280 Moderee

Prix estimes au March 2026. Les couts varient selon la region, le vehicule et le garage.

Ford

P0087 sur Ford Focus

2008-2024

The 1.6 TDCi and 2.0 TDCi diesels can develop P0087 from fuel filter neglect or fuel contamination. The 1.0 EcoBoost petrol uses a direct injection system with an HPFP that can fail at higher mileages. Ford recommends fuel filter changes every 2 years or 40,000 km.

Quelles sont les causes de P0087 sur une Ford Focus ?

Ford FocusFuel filter contamination on TDCi diesel engines
Ford FocusHigh-pressure fuel pump wear on 1.0 EcoBoost at higher km

Ces codes apparaissent souvent avec P0087 ou indiquent des problemes connexes :

Questions frequentes sur P0087

What causes P0087 fuel rail pressure too low?

The most common causes are a clogged fuel filter, a failing high-pressure fuel pump (on direct injection engines), or a weak in-tank fuel pump. Leaking injectors, a faulty pressure regulator, or a defective fuel rail pressure sensor can also cause this code.

Can I drive with P0087?

It is not recommended. Low fuel pressure can cause the engine to stall without warning, which is dangerous in traffic. It also causes lean running conditions that can damage the catalytic converter. Drive only to the nearest workshop.

How much does it cost to fix P0087?

A fuel filter replacement costs 45-160 EUR. High-pressure fuel pump replacement is the most common fix and typically costs 250-800 EUR including parts and labour. Fuel pressure sensor replacement is cheaper at 60-200 EUR.

Can a clogged fuel filter cause P0087?

Yes, a clogged fuel filter is one of the most common causes. The filter restricts fuel flow, preventing the pump from maintaining adequate rail pressure, especially under high demand. Replace the filter first if it has not been changed recently.

Why does P0087 only appear under load?

Under heavy acceleration, the engine demands significantly more fuel. A marginally weak pump or partially clogged filter may deliver enough fuel at idle but cannot keep up under load, causing rail pressure to drop below the threshold only during hard driving.

Lis nos guides detailles

Skanyx

Scanne ta voiture avec Skanyx pour diagnostiquer P0087

Branche un adaptateur OBD2 Bluetooth standard, scanne les codes et obtiens un diagnostic par IA avec niveaux de gravite et estimations des couts de reparation.

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