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Tahoe / Yukon Service Manual

DTC C05C2

Diagnostic Instructions Perform the Diagnostic System Check prior to using this diagnostic procedure: Diagnostic System Check - Vehicle Review the description of Strategy Based Diagnosis: Strategy Based Diagnosis An overview of each diagnostic category can be found here: Diagnostic Procedure Instructions DTC Descriptor DTC C05C2 Brake System Plunger Motor Temperature too High Symptom Byte Information: Symptom Byte List Circuit/System Description For an overview of the component/system, refer to: ABS Description and Operation Conditions for Running the DTC Ignition/Vehicle = ON Conditions for Setting the DTC Brake System Plunger Motor Temperature 1 = Greater than 154°C (309°F) Brake System Plunger Motor Temperature 2 = Greater than 154°C (309°F) Actions Taken When the DTC Sets ABS Indicator Control = ON Traction/Stability Control Indicator = ON The EBCM disables the ABS, traction control, stability control and hill start assist for the duration of the ignition cycle. Malfunction Indicator Lamp (MIL) = ON DTCs listed in the DTC Descriptor category = Type A DTC Conditions for Clearing the DTC DTCs listed in the DTC Descriptor category = Type A DTC Reference Information Schematic Reference Antilock Brake System Schematics Connector End View Reference Master Electrical Component List Electrical Information Reference Circuit Testing Testing for Intermittent Conditions and Poor Connections Wiring Repairs DTC Type Reference Powertrain Diagnostic Trouble Code (DTC) Type Definitions Scan Tool Reference Control Module References Circuit/System Verification

  1. Ignition/Vehicle » Off
  2. Brake Pressure Modulator Valve = Ambient Air Temperature
  3. Ignition » On / Vehicle » In Service Mode
  4. Under normal operating conditions: Verify DTC C05C2 is not set. ⇒ If the DTC sets Replace the component: K160 Brake System Control Module ⇓ If the DTC is not set
  5. All OK. Repair Instructions Perform the Diagnostic Repair Verification after completing the repair: Diagnostic Repair Verification For control module replacement, programming, and setup refer to: Control Module References