U0230
Lost Communication With Rear Gate Module
U0230 is an OBD-II diagnostic trouble code meaning: Lost Communication With Rear Gate Module. Common causes: broken or damaged wires in the harness, poor contact in module connectors. Estimated repair cost: $17–89.
Symptoms
- Rear door power windows do not work
- Rear door central locking does not work
- Error on the dashboard
- Rear wiper doesn't work
- License plate light does not turn on
Causes
- Broken or damaged wires in the harness
- Poor contact in module connectors
- Rear door module malfunction
- Circuit fuse problems
- Short circuit in the system
How to Fix
- Check the fuses of the relevant circuits
- Inspect the wiring harness for damage
- Check module connector connections
- Test the rear door module
- Check the integrity of the CAN bus
Related codes
Error U0230 by Vehicle Brand
FAQ
What does the U0230 code mean?
U0230 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Rear Gate Module
What causes a U0230 error code?
The most common causes of U0230 include: Broken or damaged wires in the harness; Poor contact in module connectors; Rear door module malfunction; Circuit fuse problems.
How do I fix a U0230 diagnostic trouble code?
To fix U0230: Check the fuses of the relevant circuits. Inspect the wiring harness for damage. Check module connector connections. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with U0230?
Yes, but get it checked soon
How much does it cost to fix U0230?
The estimated repair cost for U0230 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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