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Home >> Chevrolet >> 2018 >> Traverse LS, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 46 (Secondary And Configurable Customer Controls) >> Diagnostic Information and Procedures >> Drive Mode Switch Malfunction >> Circuit/System Description

Circuit/System Description

WARNING: This page is about a different car, the 2019 Chevrolet Traverse. However, it is still accessible from the selected car via links, so may be relevant.

For an overview of the component/system, refer to: Drive Mode Description and Operation 

Circuit Description
5 V Reference Regulated voltage supplied by the control module.
Signal The control module input circuit has an internal resistance connected to ground.
Ground Chassis Ground
Component Description
K20 Engine Control Module The control module contains a microprocessor used to process input data to control outputs.
S126 Drive Mode Select Switch The switch S126 has an internal resistor ladder network. A specific resistance is generated dependent on the position of the switch.
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