Error code

OBD2 U0035

OBD2U0035
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Vehicle Communication Bus A (High).

Severity

highDriving may be possible but could cause further damage to vehicle systems.

Summary

U0035 indicates that the voltage on Vehicle Communication Bus A is too high, which can affect communication between various modules in the car.

Common Causes

  • High voltage on VAN data bus A
  • Faulty wiring or connectors

Fixes

FAQ

What does U0035 mean?

U0035 indicates a high voltage issue on the Vehicle Communication Bus A, which can disrupt communication between vehicle modules.

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