Lost Communication With EV Drive Motor Temperature Module
The U0217 code means the vehicle's onboard diagnostic system has detected: Lost Communication With EV Drive Motor Temperature Module. This is a moderate severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- hard
- Estimated cost
- $300 - $1,200 (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
- Drive motor temperature warning
- Reduced power during acceleration
- Vehicle enters limp mode under load
- Motor overheating message
- Cooling fan running constantly
Probable Causes (Ranked by Likelihood)
- Failed motor temperature sensor module Very High
- CAN bus wiring fault High
- Motor coolant system issue Moderate
- Electric motor overheating Low
Step-by-Step Diagnostic Procedure
-
Check motor coolant level and flow
-
Scan motor temperature module for fault codes
-
Test CAN bus wiring to temperature sensor
-
Inspect motor cooling system for blockages
Frequently Asked Questions
Can I drive with U0217?
Only short distances. Without temperature monitoring the motor could overheat.
What causes U0217?
Typically a failed motor temperature sensor or CAN bus wiring fault.
How much does U0217 cost to fix?
Usually $300 to $1,200 depending on the cause.
Sources
This page is built from documented references. Verify against your own service info before repair work.
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