AutoCodes – Acura – P0087 Acura

P0087 Acura Code - Fuel Rail Pressure Too Low

Quick Answer

The Powertrain Control Module (PCM) controls fuel pressure delivered by the high-pressure fuel pump. Common causes include Fuel pump low flow, Fuel line clogged, Fuel filter clogged. 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 Acura indicates Fuel Rail Pressure Too Low.
Common causes: Common causes include Fuel pump low flow, Fuel line clogged, Fuel filter clogged.
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 1,308

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 Jul 27, 2023

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

The Powertrain Control Module (PCM) controls fuel pressure delivered by the high-pressure fuel pump. If the actual fuel pressure deviates from the target fuel pressure for a set time, the PCM detects a malfunction. The Diagnostic Trouble Code (DTC) will be set if either of the following condition is met for at least 4 seconds: The actual fuel pressure is 800 kPa (8.15 kgf/cm 2, 116 psi) or less when target fuel pressure is 2,500 kPa (25.49 kgf/cm 2, 362.6 psi) or the actual fuel pressure is 11,500 kPa (117.26 kgf/cm 2, 1,667.9 psi) or less when target fuel pressure is 15,000 kPa (152.96 kgf/cm 2, 2,175.6 psi).

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

What does this mean?

What are the Possible Causes of the DTC P0087 Acura?

Fuel pump low flow
Fuel line clogged
Fuel filter clogged
Fuel injector stuck open
Faulty High-Pressure Fuel Pump
Faulty Fuel Rail Pressure Sensor
Fuel Rail Pressure Sensor harness is open or shorted
Fuel Rail Pressure Sensor circuit poor electrical connection

How to Fix the DTC P0087 Acura?

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 Acura 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.

Need more information about the P0087 Acura code?

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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 Acura Code

1. What are the common symptoms of OBDII code P0087 in an Acura?

- Common symptoms include rough idling, engine hesitation, loss of power, and potential stalling.

2. What are the possible causes of OBDII code P0087 in an Acura?

- The code P0087 in an Acura typically indicates issues with the fuel pressure regulator, fuel pump, fuel filter, or fuel injectors.

3. How can I diagnose the root cause of OBDII code P0087 in my Acura?

- To diagnose the issue, you may need to perform a fuel pressure test, check the fuel pump operation, inspect the fuel lines for leaks, and examine the fuel pressure regulator.

4. Can a dirty fuel filter trigger OBDII code P0087 in an Acura?

- Yes, a clogged or dirty fuel filter can restrict fuel flow, leading to low fuel rail pressure and triggering the P0087 code in an Acura.

5. Is it safe to drive my Acura with OBDII code P0087 showing?

- It is not recommended to drive your Acura with OBDII code P0087, as low fuel rail pressure can cause engine performance issues and potential damage if left unresolved.

6. How can I repair OBDII code P0087 in my Acura?

- Repair options may include replacing the fuel pressure regulator, fuel pump, fuel filter, or fuel injectors, depending on the root cause identified during diagnosis.

7. Can a bad fuel pump cause OBDII code P0087 in an Acura?

- Yes, a failing fuel pump can lead to insufficient fuel pressure in the rail, triggering the P0087 code in an Acura.

8. Are there any DIY tips for addressing OBDII code P0087 in an Acura?

- DIY tips may include checking for fuel leaks, ensuring proper fuel pump operation, and inspecting the fuel pressure regulator for any issues.

9. Will resetting the OBDII code P0087 in my Acura resolve the issue?

- Resetting the code may temporarily clear the warning light, but it will not fix the underlying problem causing the low fuel rail pressure.

10. How can I prevent OBDII code P0087 from reoccurring in my Acura?

- Regular maintenance, such as replacing the fuel filter at recommended intervals, using high-quality fuel, and addressing any fuel system issues promptly, can help prevent the recurrence of the P0087 code.