AutoCodes – Buick – U2501 Buick

U2501 Buick Code - Invalid Data Received From Hybrid/EV Powertrain Control Module 2

Quick Answer

Some devices are constantly receiving information from other devices through serial data communication network. Common causes include Reprogram Hybrid/EV Powertrain Control Module 2, Faulty Hybrid/EV Powertrain Control Module 2, Hybrid/EV Powertrain Control Module 2 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
U2501 Buick indicates Invalid Data Received From Hybrid/EV Powertrain Control Module 2.
Common causes
Common causes include Reprogram Hybrid/EV Powertrain Control Module 2, Faulty Hybrid/EV Powertrain Control Module 2, Hybrid/EV Powertrain Control Module 2 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.
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Code Popularity 484
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 17, 2020
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Code U2501 Buick Description

Some devices are constantly receiving information from other devices through serial data communication network. The invalid data code will be set when a receiving device detects a discrepancy in the information it receives from another device causing its integrity to be questioned. The symptom byte listed in the Diagnostic Trouble Code (DTC) Descriptor is for engineering reference only. No external circuit diagnosis is involved. The DTC will set if the Hybrid/EV Powertrain Control Module 2 is not configured properly.
OBDII Code U2501 Buick - Invalid Data Received From Hybrid/EV Powertrain Control Module 2 - AutoCodes.com
U2501 Buick Code - Invalid Data Received From Hybrid/EV Powertrain Control Module 2

What are the Possible Causes of the DTC U2501 Buick?

  • Reprogram Hybrid/EV Powertrain Control Module 2
  • Faulty Hybrid/EV Powertrain Control Module 2
  • Hybrid/EV Powertrain Control Module 2 harness is open or shorted
  • Hybrid/EV Powertrain Control Module 2 circuit poor electrical connection

How to Fix the DTC U2501 Buick?

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 U2501 Buick 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 U2501 Buick code?

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Need Help with the Code?

Get the U2501 Buick 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 U2501 Buick Code

1. What are common symptoms of OBDII code U2501 in a Buick related to the Hybrid/EV Powertrain Control Module 2?

- Common symptoms include issues with hybrid system performance, decreased fuel efficiency, warning lights on the dashboard, and potential loss of power.

2. What are some possible causes of the U2501 code in a Buick indicating Invalid Data Received from the Hybrid/EV Powertrain Control Module 2?

- Possible causes can include faulty wiring or connections, a malfunctioning control module, software issues, or a problem with the hybrid/EV powertrain system itself.

3. How can I diagnose the U2501 code in my Buick?

- Diagnosing the U2501 code typically involves using an OBDII scanner to retrieve the specific details of the code, checking the hybrid/EV powertrain control module for any visible damage, and conducting a thorough inspection of the related wiring and connectors.

4. What steps can I take to repair the U2501 code in my Buick?

- Repairing the U2501 code may involve addressing any wiring or connector issues, resetting the control module, updating software if necessary, or replacing the Hybrid/EV Powertrain Control Module 2.

5. Can I continue driving my Buick with the U2501 code present?

- It is not recommended to continue driving your Buick with the U2501 code active, as it can lead to further damage to the hybrid/EV powertrain system and potentially affect the vehicle's performance and safety.

6. How much does it typically cost to repair the U2501 code in a Buick?

- The cost of repairing the U2501 code can vary depending on the specific cause of the issue, but it may range from a few hundred to a couple of thousand dollars, including parts and labor.

7. Is the U2501 code specific to Buick vehicles only?

- The U2501 code related to Invalid Data Received from Hybrid/EV Powertrain Control Module 2 is not specific to Buick vehicles and can occur in other makes and models with similar hybrid or electric powertrain systems.

8. Can a DIY enthusiast attempt to fix the U2501 code issue in a Buick?

- While some basic troubleshooting steps can be taken by a DIY enthusiast, addressing the U2501 code and related hybrid/EV powertrain control module issues may require specialized knowledge and tools best handled by a professional mechanic.

9. How long does it take to repair the U2501 code in a Buick?

- The repair time for the U2501 code can vary depending on the extent of the issue and the availability of parts. It may take a few hours to a full day to diagnose and repair the problem.

10. Will resetting the OBDII system clear the U2501 code in a Buick?

- Resetting the OBDII system may temporarily clear the code, but if the underlying issue causing the U2501 code is not addressed, it is likely to reappear once the system detects the problem again.

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