There is a communication failure on the high-speed CAN bus.
Have this diagnosed before driving further
Informational only. Consult a qualified mechanic.
Have the CAN bus network diagnosed. Multiple systems may be affected.
The U0001 OBD-II diagnostic trouble code (DTC) indicates: high speed can communication bus. This is a high-severity network code that your vehicle's onboard diagnostics system triggers when there is a communication failure on the high-speed can bus. If your check engine light is on with this code, you should have the vehicle inspected immediately before driving further.
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