AutoCodesVolkswagen – P0087 Volkswagen

P0087 Volkswagen Code - Fuel Rail/System Pressure Too Low

Quick Answer

This fault code is stored in the Engine Control Module (ECM) when the fuel pressure is not as expected. Common causes include Faulty fuel pressure sensor, Faulty fuel pump, Fuel pressure sensor harness is open or shorted. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P0087 Volkswagen indicates Fuel Rail/System Pressure Too Low.
Common causes
Common causes include Faulty fuel pressure sensor, Faulty fuel pump, Fuel pressure sensor harness is open or shorted.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 85,768
How popular is this code, among other codes? Medium
Table of contents Created and updated by William Orellana on Jul 19, 2020
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Code P0087 Volkswagen Description

This fault code is stored in the Engine Control Module (ECM) when the fuel pressure is not as expected. Normally manufacturers will support data parameters for actual and desired fuel pressure. When there is a conflict the Engine Control Module stores a fault code.
A number of issues may cause this fault code to be set such as a faulty fuel rail pressure sensor, a mechanical fault with the inlet metering valve or rail pressure control solenoid could cause the valve to become stuck. An electrical fault such as an open circuit in the inlet metering valve or fuel pressure control solenoid on a system with a normally closed valve will also cause this situation. A short circuit on the control wire of a normally open inlet metering valve will also cause this fault.
A fault in the fuel injector return system causes the fuel pressure to be lower than expected. This causes fuel from the high-pressure circuit to be leaked back to the low-pressure circuit. A faulty maximum pressure relief valve will also cause this situation.
The high-pressure pump should also be tested to ensure it is capable of delivering the required volume of fuel.
OBDII Code P0087 Volkswagen - Fuel Rail/System Pressure Too Low - AutoCodes.com
P0087 Volkswagen Code - Fuel Rail/System Pressure Too Low

What are the Possible Causes of the DTC P0087 Volkswagen?

  • Faulty fuel pressure sensor
  • Faulty fuel pump
  • Fuel pressure sensor harness is open or shorted
  • Fuel pressure sensor electrical circuit poor connection
  • Blocked fuel filter
  • Fuel line restricted
  • Faulty fuel pressure regulator

How to Fix the DTC P0087 Volkswagen?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0087 Volkswagen code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0087 Volkswagen Code

1. What are the common symptoms of OBDII code P0087 (Fuel Rail/System Pressure Too Low) in a Volkswagen?

- Common symptoms include engine misfires, rough idling, lack of power, and difficulty starting the vehicle.

2. What are the possible causes of OBDII code P0087 in a Volkswagen?

- The code P0087 in a Volkswagen can be caused by issues such as a faulty fuel pump, fuel pressure regulator malfunction, clogged fuel filter, or a problem with the fuel injectors.

3. How can I diagnose the OBDII code P0087 in my Volkswagen?

- Diagnosing OBDII code P0087 involves checking the fuel pressure using a gauge, inspecting the fuel pump, fuel filter, and fuel pressure regulator for any issues, and scanning the vehicle's computer for additional error codes.

4. Is it safe to continue driving my Volkswagen with OBDII code P0087?

- It is not recommended to continue driving your Volkswagen with OBDII code P0087, as it can lead to engine damage and potential safety hazards. It is best to address the issue promptly.

5. How can I repair OBDII code P0087 in my Volkswagen?

- Repairing OBDII code P0087 in a Volkswagen involves replacing the faulty fuel pump, fuel pressure regulator, or fuel filter, and addressing any other underlying issues causing the low fuel pressure.

6. Can a DIY enthusiast fix OBDII code P0087 in a Volkswagen?

- While some aspects of diagnosing and repairing OBDII code P0087 can be done by a DIY enthusiast, it is recommended to seek professional help for accurate diagnosis and proper repair to avoid further complications.

7. Will resetting the check engine light resolve OBDII code P0087 in my Volkswagen?

- Resetting the check engine light may temporarily clear the code, but it will not fix the underlying issue causing OBDII code P0087. It is important to diagnose and repair the problem to prevent it from reoccurring.

8. How much does it cost to repair OBDII code P0087 in a Volkswagen?

- The cost to repair OBDII code P0087 in a Volkswagen can vary depending on the specific cause of the issue, parts needed for replacement, and labor costs. It is advisable to get a professional diagnosis for an accurate estimate.

9. Can extreme weather conditions trigger OBDII code P0087 in a Volkswagen?

- Extreme weather conditions, such as very hot or cold temperatures, can sometimes exacerbate fuel system issues leading to OBDII code P0087 in a Volkswagen. Proper maintenance and care can help prevent such occurrences.

10. How often should I have my Volkswagen's fuel system inspected to prevent OBDII code P0087?

- It is recommended to have your Volkswagen's fuel system inspected regularly as part of routine maintenance, typically every 30,000 to 60,000 miles, to detect and address any potential issues before they trigger OBDII code P0087.

1. What are common symptoms of OBDII code P0087 in a Volkswagen?

- Common symptoms include hard starting, rough idling, loss of power, and potential stalling while driving.

Discuss the causes and fixes for P0087 Volkswagen OBDII Code

  • allumage voyant ambre serpenté en accélérant avec perte de puissance diagnostique P0087 et parfois P0088.
    passat mod 2008 moteur CBAB.et merci.

  • Symptoms are same what mentioned above check engine light gets on n pick up brakes down what is the solution for poo87 for vento 2012 diesel engine tri

  • I just purchased a 2009 VW Tiguan S FWD. It's throwing 3 codes together, P0087, P0121, P0341. And it stalls repeatedly. I had it towed to a mechanic. Any idea what kind of issue would throw all 3 codes?

  • a ver si me entienden porque solo hablo español: tengo una falla codigo p0087 ya baje tanque de diesel, ya revise manguera de alimentación, ya cambie filtro, ya saque el riel y le di servicio y aún no me queda, hoy voy a revisar presión de bomba de tanque de combustible, y si alguien tiene algun apoyo en español pues claro se los agradesco

  • Que modelo, año y tamaño de motor tiene su carro?

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