Lost Communication With Plug-In Hybrid Charge Management Module
The U0295 code means the vehicle's onboard diagnostic system has detected: Lost Communication With Plug-In Hybrid Charge Management Module. This is a moderate severity code.
- Keep driving?
- Yes, but fix soon
- DIY difficulty
- hard
- Estimated cost
- $400 - $1,500 (parts and labor)
Network codes mean modules are not communicating. You need a scanner that reads all systems to find the problem.
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Common Symptoms
- PHEV not charging from plug
- Cannot select all-electric mode
- Charge management settings lost
- Engine running when EV mode expected
Probable Causes (Ranked by Likelihood)
- Failed charge management module Very High
- On-board charger fault High
- CAN bus communication error Moderate
- 12V battery too low for charge initiation Low
Step-by-Step Diagnostic Procedure
-
Check 12V battery voltage
-
Scan charge management module for codes
-
Test on-board charger separately
-
Verify CAN bus at charge module
Frequently Asked Questions
Can I drive with U0295?
Yes. The vehicle operates as a regular hybrid. Plug-in charging is affected.
What causes U0295?
Usually a failed charge management module or on-board charger fault.
Will my PHEV still save fuel?
The hybrid system still works but you cannot charge from a plug, reducing EV range.
Sources
This page is built from documented references. Verify against your own service info before repair work.
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