Error code

OBD2 U0204

OBD2U0204
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Lost Communication With 'Door Control Module F'.

Severity

moderateCan continue driving, but may experience issues with door functions.

Summary

U0204 indicates lost communication with the Door Control Module F, which is part of the data bus system responsible for door functions.

Common Causes

  • Faulty or damaged wiring between the vehicle's main computer and the Door Control Module F
  • Failed Door Control Module F

Fixes

FAQ

What does U0204 mean?

U0204 means there is a communication issue between the vehicle's main computer and the Door Control Module F, which handles door functions.

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