AutoCodes – Cadillac – U2622 Cadillac

U2622 Cadillac Code - Battery Energy Control Module Lost Communication With Hybrid/EV Battery Interface Control Module 10

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 10, Hybrid/EV Battery Interface Control Module 10 harness is open or shorted, Hybrid/EV Battery Interface Control Module 10 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
U2622 Cadillac indicates Battery Energy Control Module Lost Communication With Hybrid/EV Battery Interface Control Module 10.
Common causes
Common causes include Faulty Hybrid/EV Battery Interface Control Module 10, Hybrid/EV Battery Interface Control Module 10 harness is open or shorted, Hybrid/EV Battery Interface Control Module 10 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 596
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 18, 2020
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Code U2622 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 10 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 10 to Battery Energy Control Module within 4s.
OBDII Code U2622 Cadillac - Battery Energy Control Module Lost Communication With Hybrid/EV Battery Interface Control Module 10 - AutoCodes.com
U2622 Cadillac Code - Battery Energy Control Module Lost Communication With Hybrid/EV Battery Interface Control Module 10

What are the Possible Causes of the DTC U2622 Cadillac?

  • Faulty Hybrid/EV Battery Interface Control Module 10
  • Hybrid/EV Battery Interface Control Module 10 harness is open or shorted
  • Hybrid/EV Battery Interface Control Module 10 circuit poor electrical connection
  • Faulty Battery Energy Control Module

How to Fix the DTC U2622 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 U2622 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.

Need more information about the U2622 Cadillac 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 U2622 Cadillac Code

1. What are the common symptoms of OBDII code U2622 in a Cadillac related to the Battery Energy Control Module?

- Common symptoms include loss of communication with the Hybrid/EV Battery Interface Control Module, reduced hybrid system performance, and potential warning lights on the dashboard.

2. What can cause the OBDII code U2622 to trigger in a Cadillac?

- The code U2622 can be triggered by issues such as wiring problems, loose connections, a faulty Battery Energy Control Module, or a malfunction in the Hybrid/EV Battery Interface Control Module.

3. How serious is the OBDII code U2622 in a Cadillac?

- The U2622 code should be addressed promptly as it can affect the efficiency and performance of the hybrid system in the vehicle. Ignoring the issue may lead to further complications.

4. Can I continue driving my Cadillac with the U2622 code present?

- It is not recommended to drive the vehicle with the U2622 code active, as it may lead to reduced hybrid system functionality and potentially cause further damage. It is best to have the issue diagnosed and repaired by a professional.

5. How can I diagnose the OBDII code U2622 in my Cadillac?

- Diagnosing the U2622 code typically involves using a diagnostic scan tool to retrieve the specific details of the fault, inspecting the wiring and connections related to the Battery Energy Control Module, and testing the components for proper functionality.

6. Are there any DIY repair tips for fixing the U2622 code in a Cadillac?

- DIY repair for the U2622 code may include checking and tightening loose connections, inspecting for damaged wiring, and ensuring proper communication between the Battery Energy Control Module and the Hybrid/EV Battery Interface Control Module.

7. Will resetting the OBDII code U2622 in my Cadillac make it go away permanently?

- Resetting the code may clear it temporarily, but if the underlying issue causing the U2622 code is not addressed, it is likely to reappear. It is important to diagnose and fix the root cause of the problem.

8. How much does it typically cost to repair the U2622 code in a Cadillac?

- The cost of repairing the U2622 code can vary depending on the exact cause of the issue, labor costs, and parts needed. It is recommended to consult a professional mechanic for an accurate estimate.

9. Can a faulty Battery Energy Control Module cause the U2622 code in a Cadillac?

- Yes, a faulty Battery Energy Control Module can be a common cause of the U2622 code, as it may result in a loss of communication with the Hybrid/EV Battery Interface Control Module.

10. Is it possible to prevent the OBDII code U2622 from occurring in my Cadillac?

- While some causes of the U2622 code may be unavoidable, regular maintenance, timely repairs, and careful handling of the vehicle's hybrid system can help reduce the likelihood of encountering this issue.

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