AutoCodes – Acura – U0131 Acura

U0131 Acura Code - F-CAN Malfunction Engine Control Module-Electrical Power Steering Control Unit

Quick Answer

The Controller Area Network (CAN) transmits/receives pulsing signals to/from the control modules simultaneously using two signal lines (CANH and CANL). Common causes include Faulty Electrical Power Steering (EPS) Control Unit, Electrical Power Steering Control Unit harness is open or shorted, Electrical Power Steering Control Unit circuit poor electrical connection. 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: U0131 Acura indicates F-CAN Malfunction Engine Control Module-Electrical Power Steering Control Unit.
Common causes: Common causes include Faulty Electrical Power Steering (EPS) Control Unit, Electrical Power Steering Control Unit harness is open or shorted, Electrical Power Steering Control Unit circuit poor electrical connection.
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 2,552

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 Apr 01, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U0131 Acura Description

The Controller Area Network (CAN) transmits/receives pulsing signals to/from the control modules simultaneously using two signal lines (CANH and CANL). When the Engine Control Module (ECM) does not receive signals from the Electrical Power Steering (EPS) Control Unit via the CAN lines for a set time or more, the ECM detects a malfunction and a Diagnostic Trouble Code (DTC) is stored.

OBDII Code U0131 Acura - F-CAN Malfunction Engine Control Module-Electrical Power Steering Control Unit - AutoCodes.com — U0131 Acura Code - F-CAN Malfunction Engine Control Module-Electrical Power Steering Control Unit

What does this mean?

What are the Possible Causes of the DTC U0131 Acura?

Faulty Electrical Power Steering (EPS) Control Unit
Electrical Power Steering Control Unit harness is open or shorted
Electrical Power Steering Control Unit circuit poor electrical connection
Faulty Engine Control Module (ECM)

How to Fix the DTC U0131 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 U0131 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 U0131 Acura code?

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Need Help with the 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 U0131 Acura Code

1. What are common symptoms of the U0131 OBDII code in an Acura related to F-CAN malfunction between the Engine Control Module and Electrical Power Steering Control Unit?

- Common symptoms include loss of power steering assistance, illuminated dashboard warning lights, and potential difficulty steering.

2. What are possible causes of the U0131 OBDII code in an Acura?

- Possible causes include damaged wiring or connectors between the Engine Control Module and Power Steering Control Unit, a faulty Power Steering Control Unit, or issues with the Engine Control Module itself.

3. How do I diagnose the U0131 OBDII code in my Acura?

- Diagnosis involves using a professional OBDII scanner to retrieve the specific trouble code, inspecting the wiring and connectors for damage, and testing the Power Steering Control Unit and Engine Control Module for proper functionality.

4. Can I continue driving my Acura with the U0131 error code present?

- It is not recommended to drive the vehicle with the U0131 code as it can lead to potential safety hazards due to loss of power steering assistance.

5. How can I repair the U0131 OBDII code in my Acura?

- Repairs may involve repairing or replacing damaged wiring and connectors, replacing the faulty Power Steering Control Unit, or reprogramming the Engine Control Module.

6. Are there any DIY tips for fixing the U0131 code in an Acura?

- DIY repairs for this code are not recommended due to the complexity of the electrical components involved. It is best to seek professional assistance for proper diagnosis and repair.

7. How much does it typically cost to repair the U0131 OBDII code in an Acura?

- Repair costs can vary depending on the exact cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

8. Can resetting the OBDII code clear the U0131 error in my Acura?

- Resetting the code may temporarily clear the error, but it is important to address the root cause of the issue to prevent it from recurring.

9. Is the U0131 OBDII code specific to Acura vehicles only?

- No, the U0131 code related to F-CAN malfunction can occur in other vehicle makes and models that utilize a similar communication system between the Engine Control Module and Power Steering Control Unit.

10. How can I prevent the U0131 code from appearing in my Acura in the future?

- Regular maintenance and inspections of the electrical components in your vehicle, including the wiring and connectors between the Engine Control Module and Power Steering Control Unit, can help prevent the recurrence of the U0131 OBDII code.