OBD Codes List

Diagnostic reference · U0224

U0224

Lost Communication With Door Window Motor C

System
Network communication (U code)
Lamp
Check Engine Light
Category
Network Communications

What it means

U0224 means Lost Communication With Door Window Motor C.

Check these first

  • Damaged or corroded wiring between the control module and door window motor C
  • A failed door window motor C control module
  • A blown fuse or bad relay feeding motor C
  • Water damage at the motor C module or wiring

What to do next

  1. Check the fuse and relay that feed the motor C control module
  2. Inspect the wiring between the module and door window motor C
  3. Check the motor C connector for corrosion or water
  4. Dry out any water damage before retesting
  5. Replace the door window motor C control module if it stays offline
  6. Clear the code and retest

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Updated

Generic SAE J2012 definition. Last updated 2026-10-10.