Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2019TRAX PREMIER, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 92 (DRIVER ASSISTANCE SYSTEMS)DIAGNOSTIC INFORMATION AND PROCEDURESDTC B1011CIRCUIT/SYSTEM DESCRIPTION
2019 Chevrolet Trax Premier, AWD
Circuit/System Description
2019 Chevrolet Trax Premier, AWDSECTION 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 |
|---|---|
| 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:
The control module also reads various switches and sensors and makes their values available via serial data. |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.