Error code

OBD2 U0202

OBD2U0202
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Lost Communication With 'Door Control Module D'.

Severity

moderateCan continue driving, but door functions may be impaired.

Summary

U0202 indicates lost communication with the Door Control Module D, 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 D
  • Failed Door Control Module D

Fixes

  • Replace the faulty wiring or the Door Control Module D.

FAQ

What does U0202 mean?

U0202 means there is a communication issue with the Door Control Module D, which affects door functions.

How do I fix U0202?

Fixing U0202 typically involves checking and repairing any faulty wiring or replacing the Door Control Module D if it has failed.

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