Apparently this 'lock' code affects the BCM- body control module and the ECM- engine control. I've attached 2 diagnostic step pictures below for you car. These steps should help you determine the fault. Hope this helps and thanks for using 2CarPros.
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.