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Home >> Chevrolet >> 2018 >> Volt Premier >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Hydraulic Brakes >> Diagnostic Information and Procedures >> DTC C111C >> Circuit/System Description

Circuit/System Description

For an overview of the component/system, refer to: Hydraulic Brake System Description and Operation 

Circuit Description
Signal The control module input circuit has an internal resistance connected to 12 V.
Ground Chassis Ground
Component Description
B20 Brake Fluid Level Switch The brake fluid level switch is a normally open switch that closes when the brake fluid is below the minimum level. The switch is magnetically actuated by a float.
K17 Electronic Brake Control Module The electronic brake control module detects a malfunction and sends a serial data message to the instrument cluster requesting illumination of the brake warning indicator.
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