Lost Communication With EV Range Estimation Module
The U0219 code means the vehicle's onboard diagnostic system has detected: Lost Communication With EV Range Estimation Module. This is a low severity code.
- Keep driving?
- Yes, but fix soon
- DIY difficulty
- moderate
- Estimated cost
- $200 - $800 (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
- Range estimate not displayed
- Inaccurate range readings
- Energy consumption display blank
- Trip computer showing incomplete data
Probable Causes (Ranked by Likelihood)
- Failed range estimation module Very High
- CAN bus wiring fault High
- Battery state of charge sensor issue Moderate
- Software calibration error Low
Step-by-Step Diagnostic Procedure
-
Scan range estimation module for fault codes
-
Check battery state of charge sensor
-
Test CAN bus communication at module
-
Verify module software version
Frequently Asked Questions
Can I drive with U0219?
Yes. The vehicle operates normally; only the range display is affected.
What causes U0219?
Typically a failed range estimation module or CAN bus issue. A software update sometimes helps.
How much does U0219 cost to fix?
Usually $200 to $800.
Sources
This page is built from documented references. Verify against your own service info before repair work.
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