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Home >> Chevrolet >> 2020 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 76 (Parking Brake System) >> Diagnostic Information and Procedures >> DTC C0293 >> Circuit/System Description

Circuit/System Description

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

For an overview of the component/system, refer to:Electronic Parking Brake Description 

Circuit Description
Park Brake Switch Supply Voltage - Terminal 16 Supplied by a control module.
Park Brake Switch Signal - Terminal 9 The control module input circuit has an internal resistance connected to 12V V.
Park Brake Apply Switch Voltage Reference - Terminal 32 Regulated voltage supplied by the control module.
Park Brake Apply Switch Signal - Terminal 31 The control module input circuit has an internal resistance connected to 5V V.
Park Brake Release Switch Voltage Reference - Terminal 8 Regulated voltage supplied by the control module.
Park Brake Release Switch Signal - Terminal 15 The control module input circuit has an internal resistance connected to 12V V.
Component Description
S91 Park Brake Control Switch The control module K17 receives input from the switch S91 to command the park brakes to apply or release.
K17 Electronic Brake Control Module The control module K17 can increase and decrease the brake pressure on all 4 wheels individually in order to fulfill these functions:
  • Antilock Braking
  • Traction Control
  • Vehicle Stability Control

The control module K17 can also influence the following control modules to limit the amount of produced torque:
  • K20 Engine Control Module
  • K71 Transmission Control Module