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Engine-Codes – RAM – P0087 RAM

P0087 RAM Code - Fuel Rail Pressure Too Low

Quick Answer

The P0087 diagnostic trouble code (DTC) specifically refers to the Fuel Rail Pressure Too Low condition in the vehicle's engine. Common causes include Faulty fuel pump, Clogged fuel filter, Leaking fuel injectors. 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 RAM indicates Fuel Rail Pressure Too Low.
Common causes
Common causes include Faulty fuel pump, Clogged fuel filter, Leaking fuel injectors.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 08, 2024
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Code P0087 RAM Description

The P0087 diagnostic trouble code (DTC) specifically refers to the Fuel Rail Pressure Too Low condition in the vehicle's engine. This code indicates that the fuel rail pressure is below the specified range set by the manufacturer. The fuel rail is a crucial component in the fuel system as it holds and delivers the pressurized fuel to the fuel injectors. When the fuel rail pressure is too low, it can lead to various performance issues and potentially cause damage to the engine if left unaddressed.

OBDII Code P0087 RAM - Fuel Rail Pressure Too Low
P0087 RAM Code - Fuel Rail Pressure Too Low

Common Causes of P0087 RAM

  1. Faulty fuel pump
  2. Clogged fuel filter
  3. Leaking fuel injectors
  4. Fuel pressure regulator issues
  5. Malfunctioning fuel pressure sensor

Symptoms of P0087 RAM

  1. Reduced engine performance
  2. Poor fuel efficiency
  3. Rough idling or stalling
  4. Hesitation or surging under acceleration
  5. Check Engine Light illuminated

How to Fix P0087 RAM

  1. Diagnose the fuel system using a scan tool to pinpoint the exact cause of the low fuel rail pressure.
  2. Inspect and test the fuel pump, fuel filter, fuel injectors, fuel pressure regulator, and fuel pressure sensor for proper operation.
  3. Replace any faulty components identified during the diagnostic process.
  4. Clear the DTC and perform a road test to verify that the issue has been resolved.
  5. Reset the vehicle's onboard computer system to ensure proper operation and prevent any recurring issues.

Cost to Fix P0087 RAM

The typical repair costs for addressing a Fuel Rail Pressure Too Low issue can vary depending on the specific cause of the problem and the vehicle's make and model. In general, the cost of parts such as a fuel pump, fuel filter, fuel injectors, fuel pressure regulator, or fuel pressure sensor can range from $100 to $500 or more. Labor rates at auto repair shops typically range from $80 to $150 per hour, and the total repair cost can vary from $200 to $1000 or more, including parts and labor. It is advisable to consult with a professional mechanic or auto repair shop to get an accurate estimate based on your vehicle's specific needs.

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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 RAM Code

1. What does the OBDII code P0087 mean on a RAM vehicle?

P0087 indicates that the fuel rail pressure is too low, meaning the engine isn't receiving the required fuel pressure for proper operation.

2. What are the common symptoms of code P0087 in a RAM truck?

Symptoms may include poor engine performance, difficulty starting, stalling, reduced fuel efficiency, and the check engine light being illuminated.

3. What causes the P0087 code to appear in a RAM vehicle?

Common causes include a failing fuel pump, clogged fuel filter, faulty fuel pressure sensor, fuel line leaks, or contaminated fuel.

4. Can driving with code P0087 damage my RAM truck?

Yes, driving with low fuel pressure can cause engine misfires, damage to the fuel injectors, and long-term wear on the engine.

5. How do I diagnose the P0087 code on a RAM?

Start by checking the fuel pump, fuel filter, and fuel lines for blockages or leaks. Use a scan tool to monitor fuel pressure and compare it to manufacturer specifications.

6. How can I fix the P0087 code on my RAM truck?

Potential fixes include replacing the fuel filter, repairing fuel line leaks, replacing a faulty fuel pump, or addressing issues with the fuel pressure sensor.

7. Could contaminated fuel cause the P0087 code?

Yes, contaminated or low-quality fuel can clog the fuel filter or damage the fuel pump, leading to low fuel pressure.

8. Is the P0087 code specific to diesel or gas-powered RAM vehicles?

The P0087 code can occur in both diesel and gas-powered RAM vehicles, but the causes and repair steps may vary slightly depending on the fuel system.

9. What tools are needed to troubleshoot the P0087 code on a RAM?

You’ll need an OBDII scan tool, a fuel pressure gauge, and possibly a multimeter to test electrical components.

10. How much does it typically cost to fix the P0087 code on a RAM truck?

Repair costs vary depending on the root cause, but replacing a fuel filter might cost $50-$150, while a fuel pump replacement can range from $300 to $1,000 or more.

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