Invalid Data Received From Start/Stop System Module
The U0468 code means the vehicle's onboard diagnostic system has detected: Invalid Data Received From Start/Stop System Module. This is a low severity code.
- Keep driving?
- Yes, but fix soon
- DIY difficulty
- moderate
- Estimated cost
- $200 - $700 (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
- Start/stop not engaging
- Engine restarting too slowly
- Start/stop warning light on
- Battery condition not being assessed correctly
Probable Causes (Ranked by Likelihood)
- Start/stop module data error Very High
- Auxiliary battery weak High
- CAN bus interference Moderate
- Engine temperature sensor fault Low
Step-by-Step Diagnostic Procedure
-
Test auxiliary battery condition
-
Scan start/stop module
-
Check engine temp sensor data
-
Verify CAN bus signals
Frequently Asked Questions
Can I drive with U0468?
Yes. The engine just will not auto-stop at lights. Fuel economy may decrease slightly.
What causes U0468?
Usually a weak auxiliary battery.
How much to fix?
Typically $200 to $700.
Sources
This page is built from documented references. Verify against your own service info before repair work.
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