B1320
Driver Door Ajar Circuit Open
Severity
✅ LowCan you drive?
Yes, but get it checked soon
Approx. repair cost
$6–33 (est.)
Symptoms
- False door open warning
- Incorrect operation of interior lighting
- Problems with central locking
Causes
- Broken wires in the harness
- Oxidation of sensor contacts
- Door sensor malfunction
- Problems with the body module
How to Fix
- Check the integrity of the wiring harness from the sensor to the body module
- Clean the sensor contacts from oxides
- Test the sensor with a multimeter
- Replace sensor if necessary