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Home >> Buick >> 2019 >> Encore Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 92 (Driver Assistance Systems) >> Diagnostic Information and Procedures >> DTC B0987 >> Circuit/System Description

Circuit/System Description

WARNING: This page is about a different car, the 2018 Chevrolet Trax and 2018 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.
Component Description
S70L Steering Wheel Controls Switch - Left The assembly contains <p01> 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.
K109 Frontview Camera Module The video camera and the control module are a single serviceable component.
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:
  • Exterior Illumination
  • Interior Illumination
  • Steering Wheel Controls
  • Power Mode Control

The control module also reads various switches and sensors and makes their values available via serial data.