U0225
Lost Communication With Door Window Motor D
Body / comfort network
Generic OBD-II
Low
What it means
U0225 means the car has lost communication with door window motor D — the networked module that drives that power window. That window may stop working or lose its one-touch and anti-pinch features. It's a comfort fault and doesn't affect how the engine or brakes work.
Low
Can I keep driving? Yes — only the affected power window is impacted; the car runs and drives normally.
Common symptoms
What you'll notice
- One power window won't move, or works only intermittently
- Loss of one-touch/express and auto-reverse (anti-pinch) on that window
- Window switch unresponsive for that door
- Warning message about the window or door module
Common causes
Most likely first
- Broken wire in the door harness where it flexes through the hinge boot (very common)Likely
- Corrosion or water intrusion in the door connectorCommon
- Failed window motor/regulator moduleCommon
- Fault in the door control or body moduleLess often
- Damaged network (bus) wiring on that door circuitLess often
How to diagnose & fix
Work through it in order
- Scan modules and confirm which window-motor node is not reporting.
- Flex and inspect the door harness at the hinge boot for broken conductors.
- Check the door connectors for corrosion and moisture.
- Test power and ground at the motor module.
- Replace the motor/regulator assembly if it has failed internally, then run any required window relearn. Clear and re-test.
FAQ
Quick answers
Is it safe to drive with U0225?+
Yes. Only that one power window is affected; the vehicle drives normally. Just be aware the window may be stuck in its current position.
Can I just clear U0225?+
You can, but it comes back unless the wiring or motor module is repaired.
Related codes
Often seen with U0225
Read & clear U0225 yourself
Scan your car, confirm the code, and clear it once it's fixed — with OBD DashX on your phone.
✓ Verified name — SAE J2012 / ISO 15031-6Guidance reviewed by OBD DashX