Driver Window Motor Circuit Open
The B1411 code indicates an open circuit in the driver's power window motor circuit. This manufacturer-specific diagnostic trouble code is set when the body control module (BCM) detects a break in the circuit that prevents current from reaching the window motor. The BCM typically monitors circuit resistance or the motor's response to commands; if it detects an open, it triggers this code.
1. Commonly Affected Makes
2. Most Common Causes
- Failed driver window motor with an internal open circuit
- Damaged, cut, or loose wiring between the BCM and the window motor
- Corroded, disconnected, or damaged pins at the window motor connector
- Blown fuse or defective relay in the window circuit
- Internal BCM failure preventing circuit activation
- Master window switch with an internal open circuit interrupting the control signal
3. Symptoms You Will Notice
- Driver window does not move when the switch is operated
- Window may move intermittently or only in one direction
- Other windows may work normally, isolating the issue to the driver side
4. Step-by-Step Diagnosis
Check the window circuit fuse and relay; replace if blown or defective
Inspect the wiring and connector at the driver window motor for damage, corrosion, or loose connections
Test the window motor by applying direct battery power and ground; if it doesn't run, replace the motor
Verify continuity and voltage at the motor connector with the switch activated; if missing, trace the circuit back to the BCM
Test the master window switch for internal continuity; replace if faulty
If all else checks out, suspect a BCM failure and perform a BCM self-test or replacement
5. Frequently Asked Questions
Is it safe to drive?▼
Yes, it is generally safe to drive, but the driver window will not operate. This is a medium-severity issue that does not affect vehicle drivability, but it may be inconvenient and should be repaired to maintain full functionality.
How much does it cost to fix?▼
Repair costs typically range from $100 to $400, depending on the root cause. A simple fuse or relay replacement may cost under $50, while a new window motor or BCM can be $200–$400 including labor.