U2619 Code - Battery Energy Control Module Lost Communication With Hybrid/EV Battery Interface Control Module 7
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 7, Hybrid/EV Battery Interface Control Module 7 harness is open or shorted, Hybrid/EV Battery Interface Control Module 7 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
- U2619 indicates Battery Energy Control Module Lost Communication With Hybrid/EV Battery Interface Control Module 7.
- Common causes
- Common causes include Faulty Hybrid/EV Battery Interface Control Module 7, Hybrid/EV Battery Interface Control Module 7 harness is open or shorted, Hybrid/EV Battery Interface Control Module 7 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.
Code U2619 Description
The scan tool does not communicate the Hybrid/EV Battery Interface Control Modules 7 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 7 to Battery Energy Control Module within 4s.
What are the Possible Causes of the DTC U2619?
- Faulty Hybrid/EV Battery Interface Control Module 7
- Hybrid/EV Battery Interface Control Module 7 harness is open or shorted
- Hybrid/EV Battery Interface Control Module 7 circuit poor electrical connection
- Faulty Battery Energy Control Module
How to Fix the DTC U2619?
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 U2619 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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Information for Specific Makes
- U2619 Buick — Battery Energy Control Module Lost Communication With Hybrid/EV Battery Interface Control Module 7
- U2619 Cadillac — Battery Energy Control Module Lost Communication With Hybrid/EV Battery Interface Control Module 7
- U2619 Chevrolet — Battery Energy Control Module Lost Communication With Hybrid/EV Battery Interface Control Module 7
- U2619 GMC — Battery Energy Control Module Lost Communication With Hybrid/EV Battery Interface Control Module 7
Frequently Asked Questions about U2619 Code
1. What are common symptoms of OBDII code U2619?
- Common symptoms include the hybrid or electric vehicle not starting, reduced power, poor fuel efficiency, and warning lights on the dashboard.
2. What causes the OBDII code U2619 to be triggered?
- The code is triggered when the Battery Energy Control Module loses communication with the Hybrid/EV Battery Interface Control Module 7, often due to wiring issues, module malfunctions, or software glitches.
3. How can I diagnose the issue related to OBDII code U2619?
- Diagnosing the issue involves using a diagnostic scanner to retrieve the code, checking the wiring connections between the modules, and performing a system reset to see if communication is restored.
4. Can a DIYer repair OBDII code U2619 at home?
- Repairing this code may require advanced diagnostic tools and knowledge, making it more suitable for experienced mechanics or technicians. DIYers can check wiring connections and fuses but may need professional help for further troubleshooting.
5. What are the potential risks of ignoring OBDII code U2619?
- Ignoring the code can lead to further communication issues between critical components in the hybrid or electric vehicle system, potentially causing drivability issues and safety concerns.
6. Is it safe to drive with OBDII code U2619 present?
- It is not recommended to drive with this code present, as it can affect the performance and safety of the hybrid or electric vehicle. It's best to address the issue as soon as possible.
7. How much does it typically cost to repair OBDII code U2619?
- The cost of repairing this code can vary depending on the underlying cause, but it may involve replacing modules, repairing wiring, or updating software. Costs can range from a few hundred to over a thousand dollars.
8. Can a weak or failing hybrid/EV battery cause OBDII code U2619?
- Yes, a weak or failing hybrid/EV battery can contribute to communication issues between modules, potentially triggering code U2619. It's important to ensure the battery is in good condition.
9. Are there any preventive maintenance steps to avoid OBDII code U2619?
- Regularly checking the health of the hybrid/EV battery, ensuring proper wiring connections, and keeping up with software updates can help prevent issues that lead to code U2619.
10. How long does it take to repair OBDII code U2619?
- The repair time for this code can vary based on the exact cause and the complexity of the repair needed. It may take a few hours to a full day for a mechanic to diagnose and fix the issue.
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