U0215
Lost Communication with Door Control Module Front Driver
The body controller has lost the front driver door module. Power window, mirror, lock and door light functions on this door stop working.
- Check engine light: Not always
- Emissions related: No
- Repair difficulty: medium
Symptoms
- Multiple warning lights may illuminate
- Affected modules may go into limp mode or shut down
- Specific functions inoperative depending on module
- Diagnostic tools may show communication faults
Common causes
Ordered by how often each turns out to be the cause.
- Door harness broken in hingeCommon
- Door module failedPossible
- Gateway module routing CAN messages incorrectlyLess likely
Parts involved
- Door Control Module
- Door Harness
U0215 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.