Error code

OBD2 U0016

OBD2U0016
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Medium Speed CAN Communication Bus (Low).

Severity

highDriving may be possible but could lead to further damage and reduced vehicle functionality.

Summary

U0016 indicates an issue with the medium speed CAN communication bus, specifically low voltage on this data bus.

Common Causes

  • Low voltage in the medium-speed CAN network
  • Faulty connectors or wiring related to the medium-speed CAN

Fixes

FAQ

What does U0016 mean?

U0016 indicates a problem with the medium-speed CAN communication bus, typically due to low voltage.

How do I fix U0016?

Consulting a professional mechanic is recommended as it involves diagnosing and repairing issues related to the medium-speed CAN network.

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.