AutoCodes – Cadillac – U2624 Cadillac

U2624 Cadillac Code - Battery Energy Control Module Lost Communication With Hybrid/EV Battery Interface Control Module 12

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 12, Hybrid/EV Battery Interface Control Module 12 harness is open or shorted, Hybrid/EV Battery Interface Control Module 12 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: U2624 Cadillac indicates Battery Energy Control Module Lost Communication With Hybrid/EV Battery Interface Control Module 12.
Common causes: Common causes include Faulty Hybrid/EV Battery Interface Control Module 12, Hybrid/EV Battery Interface Control Module 12 harness is open or shorted, Hybrid/EV Battery Interface Control Module 12 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 491

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 U2624 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 12 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 12 to Battery Energy Control Module within 4s.

OBDII Code U2624 Cadillac - Battery Energy Control Module Lost Communication With Hybrid/EV Battery Interface Control Module 12 - AutoCodes.com — U2624 Cadillac Code - Battery Energy Control Module Lost Communication With Hybrid/EV Battery Interface Control Module 12

What does this mean?

What are the Possible Causes of the DTC U2624 Cadillac?

Faulty Hybrid/EV Battery Interface Control Module 12
Hybrid/EV Battery Interface Control Module 12 harness is open or shorted
Hybrid/EV Battery Interface Control Module 12 circuit poor electrical connection
Faulty Battery Energy Control Module

How to Fix the DTC U2624 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 U2624 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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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 U2624 Cadillac Code

1. What are the common symptoms of OBDII code U2624 in a Cadillac?

- Common symptoms include the hybrid/EV system not functioning properly, loss of power, warning lights on the dashboard, and issues with the battery energy control module.

2. What can cause the U2624 code to appear in a Cadillac?

- The code U2624 is often triggered by a communication failure between the battery energy control module and the hybrid/EV battery interface control module.

3. How serious is the U2624 code in a Cadillac?

- The U2624 code indicates a communication issue between critical components of the hybrid/EV system, so it should be addressed promptly to ensure the proper functioning of the vehicle.

4. Can I still drive my Cadillac with the U2624 code present?

- It's not recommended to drive the Cadillac with the U2624 code present, as it can lead to further damage to the hybrid/EV system and potentially compromise the vehicle's safety.

5. How can I diagnose the U2624 code in my Cadillac?

- Diagnosing the U2624 code typically involves using an OBDII scanner to read the code, checking the battery energy control module, and inspecting the wiring and connections for any issues.

6. What are some repair tips for fixing the U2624 code in a Cadillac?

- Repair tips for the U2624 code may include checking and repairing any damaged wiring, ensuring proper connections between modules, and potentially replacing the battery energy control module.

7. Can a DIY enthusiast fix the U2624 code issue in a Cadillac?

- While some basic troubleshooting steps can be taken by a DIY enthusiast, addressing the U2624 code often requires specialized knowledge and tools, so it's recommended to seek professional help.

8. How much does it cost to repair the U2624 code in a Cadillac?

- The cost of repairing the U2624 code can vary depending on the extent of the issue, parts needed, and labor costs, so it's advisable to get a diagnostic from a qualified mechanic for an accurate estimate.

9. Will resetting the code make it go away permanently?

- Resetting the U2624 code may temporarily clear the warning light, but if the underlying issue causing the code is not addressed, it is likely to reappear. It's important to diagnose and fix the root cause of the problem.

10. Is the U2624 code specific to Cadillac vehicles only?

- The U2624 code relates to a communication problem between the battery energy control module and the hybrid/EV battery interface control module, and it can be specific to Cadillac vehicles with hybrid/EV systems.