Circuit/System Description

WARNING: This page is about a different car, the 2018 Buick Envision. However, it is still accessible from the selected car via links, so may be relevant.

Component	Description
P43 Collision Alert Indicators	The assembly contains individual switches. Each function has its own switch. The switches are connected to a resistor ladder so that a specific resistance is generated for each switch.
B174W Frontview Camera - Windshield	This camera delivers live video of what is in front of the vehicle. The video can be used for several functions, like lane departure warning, lane keep assist, road sign recognition and more. The control module also reads various switches and sensors and makes their values available via serial data.
K9 Body Control Module	Depending on the version, the control module can support different functions: Interior Illumination Steering Wheel Controls The control module also reads various switches and sensors and makes their values available via serial data.