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Home >> Chevrolet >> 2002 >> Venture Plus >> Repair and Diagnosis >> External Pages >> Different car >> Section 1014 (Antilock Brake System And Traction Control System) >> Diagnostic Information and Procedures >> DTC C0161: Traction Control System (TCS) Brake Switch >> Circuit Description

Circuit Description

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

The brake switch informs the electronic brake control module (EBCM) when the brake is depressed. The brake switch is normally closed, supplying 12 volts to the EBCM when the brake is released. When the brake pedal is pressed, voltage on the torque converter clutch (TCC) brake switch signal circuit is 0 volts.

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