U2609
Battery Charger Control Module Lost Communication With Hybrid/EV Powertrain Control Module
U2609 is an OBD-II diagnostic trouble code meaning: Battery Charger Control Module Lost Communication With Hybrid/EV Powertrain Control Module. Common causes: open or short circuit in the can bus, poor contact in module connectors. Estimated repair cost: $56–278.
Symptoms
- Check Engine light comes on
- Battery charging problems
- Reduced performance of the hybrid system
- Errors in the energy management system
- Possible transition to emergency mode
Causes
- Open or short circuit in the CAN bus
- Poor contact in module connectors
- Battery charging module malfunction
- Problems with module power supply
- Software error in one of the modules
How to Fix
- Check the integrity of the CAN bus between modules
- Inspect and clean the contacts in the connectors
- Check power supply and grounding of modules
- Scan modules for additional errors
- If necessary, replace the faulty module
- Repair only from an authorized dealer
Related codes
FAQ
What does the U2609 code mean?
U2609 is an OBD-II diagnostic trouble code that indicates: Battery Charger Control Module Lost Communication With Hybrid/EV Powertrain Control Module
What causes a U2609 error code?
The most common causes of U2609 include: Open or short circuit in the CAN bus; Poor contact in module connectors; Battery charging module malfunction; Problems with module power supply.
How do I fix a U2609 diagnostic trouble code?
To fix U2609: Check the integrity of the CAN bus between modules. Inspect and clean the contacts in the connectors. Check power supply and grounding of modules. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U2609?
Do not drive — repair immediately
How much does it cost to fix U2609?
The estimated repair cost for U2609 is $56–278. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat