AutoCodes – RAM – P0087 RAM

P0087 RAM Code - Fuel Rail Pressure Too Low

Quick Answer

High pressure from the fuel pump is routed to the fuel rail. Common causes include Faulty Fuel Pump, Blocked Fuel Filter, Faulty Fuel Pressure Sensor. 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, Blocked Fuel Filter, Faulty Fuel Pressure Sensor.
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.

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Code Popularity 2,559

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Nov 04, 2023

Description
Step-by-Step Diagnostic Guide
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0087 RAM Description

High pressure from the fuel pump is routed to the fuel rail. The fuel rail then supplies the necessary fuel to each individual fuel injector. The Diagnostic Trouble Code (DTC) will set when the actual fuel pressure differs from set point more than a calibrated amount for a calibrated amount of time.

OBDII Code P0087 RAM - Fuel Rail Pressure Too Low - AutoCodes.com — P0087 RAM Code - Fuel Rail Pressure Too Low

What does this mean?

What are the Possible Causes of the DTC P0087 RAM?

Faulty Fuel Pump
Blocked Fuel Filter
Faulty Fuel Pressure Sensor
Fuel Pressure Sensor harness is open or shorted
Fuel Pressure Sensor electrical circuit poor connection
Faulty Fuel Injector

How to Fix the DTC P0087 RAM?

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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0087 RAM 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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Need more information on how to fix the P0087 RAM code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0087 RAM code diagnosed by a professional: Find a repair shop in your area

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?

Youâ€™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.