Error code

OBD2 U0059

OBD2U0059
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Vehicle Communication Bus D (High).

Severity

highDriving may be possible but could lead to further damage and safety issues.

Summary

U0059 indicates that there is an issue with the high voltage (+) side of Vehicle Communication Bus D, which affects communication within the vehicle's network.

Common Causes

  • High voltage on VAN data bus D
  • Faulty wiring or connectors in the VAN data bus D

Fixes

FAQ

What does U0059 mean?

U0059 indicates a high voltage issue on the Vehicle Communication Bus D, which can disrupt communication between vehicle systems.

How do I fix U0059?

Fixing U0059 typically involves diagnosing and repairing issues with the VAN data bus D wiring or connectors. Professional assistance is recommended.

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