AutoCodes – Cadillac – U2625 Cadillac

U2625 Cadillac Code - Battery Energy Control Module Lost Communication With Hybrid/EV Battery Interface Control Module 13

Quick Answer

Devices connected to the serial data circuits monitor for serial data communications during normal vehicle operation. Common causes include Faulty Hybrid/EV Battery Interface Control Module 13, Hybrid/EV Battery Interface Control Module 13 harness is open or shorted, Hybrid/EV Battery Interface Control Module 13 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: U2625 Cadillac indicates Battery Energy Control Module Lost Communication With Hybrid/EV Battery Interface Control Module 13.
Common causes: Common causes include Faulty Hybrid/EV Battery Interface Control Module 13, Hybrid/EV Battery Interface Control Module 13 harness is open or shorted, Hybrid/EV Battery Interface Control Module 13 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 492

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 Jun 18, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U2625 Cadillac Description

Devices connected to the serial data circuits monitor for serial data communications during normal vehicle operation. Operating information and commands are exchanged among the devices. The devices have prerecorded information about what messages are needed to be exchanged on the serial data circuits, for each virtual network. The messages are supervised and also, some periodic messages are used by the receiver device as an availability indication of the transmitter device. Each message contains the identification number of the transmitter device.
The scan tool does not communicate the Hybrid/EV Battery Interface Control Modules 13 on Battery Energy Control Module dedicated bus.
The Diagnostic Trouble Code (DTC) will set when there is no temperature report message from Hybrid/EV Battery Interface Control Modules 13 to Battery Energy Control Module within 4s.

OBDII Code U2625 Cadillac - Battery Energy Control Module Lost Communication With Hybrid/EV Battery Interface Control Module 13 - AutoCodes.com — U2625 Cadillac Code - Battery Energy Control Module Lost Communication With Hybrid/EV Battery Interface Control Module 13

What does this mean?

What are the Possible Causes of the DTC U2625 Cadillac?

Faulty Hybrid/EV Battery Interface Control Module 13
Hybrid/EV Battery Interface Control Module 13 harness is open or shorted
Hybrid/EV Battery Interface Control Module 13 circuit poor electrical connection
Faulty Battery Energy Control Module

How to Fix the DTC U2625 Cadillac?

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 U2625 Cadillac 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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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 U2625 Cadillac Code

1. What are the common symptoms of OBDII code U2625 in a Cadillac related to the Battery Energy Control Module (BECM) and Hybrid/EV Battery Interface Control Module (HIM)?

Symptoms may include a check engine light, reduced hybrid system performance, issues with starting the vehicle, and potential loss of communication between the BECM and HIM.

2. What are possible causes for OBDII code U2625 in a Cadillac?

Possible causes include faulty wiring or connectors between the BECM and HIM, a malfunctioning HIM, issues with the hybrid battery, or software communication errors.

3. How can I diagnose the OBDII code U2625 in a Cadillac related to the BECM and HIM?

Diagnosis typically involves using a professional OBDII scan tool to retrieve the specific trouble codes, checking the wiring and connectors for any damage or corrosion, and testing the components for proper functionality.

4. Are there any repair tips for fixing OBDII code U2625 in a Cadillac?

Repair tips may include checking and repairing any damaged wiring or connectors, resetting the system by disconnecting the battery for a few minutes, and updating software if necessary.

5. Can I drive my Cadillac with OBDII code U2625 related to the BECM and HIM?

It is not recommended to drive the vehicle with this code present as it may affect the performance and safety of the hybrid system. It is best to address the issue promptly.

6. How serious is OBDII code U2625 in a Cadillac?

This code is considered serious as it indicates a communication problem between critical components of the hybrid system. Ignoring the issue may lead to further damage and potential safety risks.

7. How much does it cost to repair OBDII code U2625 in a Cadillac?

The cost of repair can vary depending on the exact cause of the issue. It is recommended to consult a professional mechanic for an accurate diagnosis and cost estimate.

8. Can OBDII code U2625 be cleared/reset in a Cadillac?

Once the underlying issue causing the code has been addressed and repaired, the code can be cleared/reset using an OBDII scan tool to turn off the check engine light.

9. Are there any recalls or technical service bulletins related to OBDII code U2625 in Cadillac vehicles?

It is recommended to check with a Cadillac dealership or online resources for any recalls or technical service bulletins related to this specific OBDII code to see if there are any known issues or solutions provided by the manufacturer.

10. How can I prevent OBDII code U2625 from occurring in my Cadillac?

Regular maintenance, timely repairs of any related issues, and keeping the hybrid system components in good working condition can help prevent the recurrence of this OBDII code in your Cadillac.