Anti-Lock Brake Control System

• Component Location
  • Anti-Lock Control Component Location Index
• Specifications
  • Torque Specifications
• Description And Operation
  • Anti-Lock Control
    • Anti-Lock Brake System (ABS)
    • Anti-Lock Brake System (ABS) With Traction Control and Stability Assist
    • Principles of Operation
    • Traction Control and Stability Assist
    • Yaw Rate Sensor
    • Lateral Accelerometer
    • Longitudinal Accelerometer (4x4 Vehicles)
    • Steering Wheel Rotation Sensor
    • Active Brake Booster
    • Electronic Brake Distribution
    • Panic Assist Braking
    • DTC C1963
    • Stability Assist Module Configuration and Calibration
• Diagnosis And Testing
  • Anti-Lock Control
    • Notes
    • Special Tool(s)
    • Inspection and Verification
    • ABS (With or Without Advance Trac and Stability Assist) Module Diagnostic Trouble Code (DTC) Index
    • ABS with Advance Trac Calibration List
    • Symptom Chart
    • Connector Reference and Terminal Readings
      • Anti-Lock Brake System (ABS) Connector C155
      • Instrument Cluster Connector C220A
      • Accelerometer/Yaw Rate Sensor C3179
      • Steering Wheel Rotation Sensor C226
      • Active Brake Booster C149
      • Brake Pressure Transducer C147
      • Advance Trac Switch C280
      • LF Wheel Speed Sensor C150
      • RF Wheel Speed Sensor C160
      • LR Wheel Speed Sensor C440 (4-Channel ABS)
      • RR Wheel Speed Sensor C426 (4-Channel ABS)
      • Rear Differential Wheel Speed Sensor C455 (3-Channel ABS)
      • Brake Pressure Switch C1025 (ABS Only)
    • Pinpoint Tests
      • Pinpoint Test A: No Communication With the ABS Module
        • Normal Operation
        • Possible Causes
        • Testing
      • Pinpoint Test B: DTC B1483 - Brake Pedal Input Circuit Failure
        • Normal Operation
        • Possible Causes
        • Testing
      • Pinpoint Test C: DTC B1676 - Battery Pack Voltage Out Of Range
        • Normal Operation
        • Possible Causes
        • Testing
      • Pinpoint Test D: DTC C1095 - ABS Hydraulic Pump Motor Circuit Failure
        • Normal Operation
        • Possible Causes
        • Testing
      • Pinpoint Test E: DTC C1145 (RF), DTC C1155 (LF), DTC C1165 (RR), DTC C1175 (LR) - Wheel Speed Sensor Input Circuit Failure
        • Normal Operation
        • Possible Causes
        • Testing
      • Pinpoint Test F: DTC C1233 (LF), DTC C1234 (RF), DTC C1235 (RR), DTC 1236 (LR) - Wheel Speed Sensor input Signal Missing
        • Normal Operation
        • Possible Causes
        • Testing
      • Pinpoint Test G: DTC C1277/C1278 - Steering Wheel Angle 1 and 2 Circuit Failure/Faulted
        • Normal Operation
        • Possible Causes
        • Testing
      • Pinpoint Test H: DTC C1279, C1280, C1281, C1282, C2769, C2770 - Sensor Cluster Fault
        • Normal Operation
        • Possible Causes
        • Testing
      • Pinpoint Test I: DTC C1285 - Booster Solenoid Circuit Failure
        • Normal Operation
        • Possible Causes
        • Testing
      • Pinpoint Test J: DTC C1287 - Brake Booster Pedal Force Switch Circuit Failure
        • Normal Operation
        • Possible Causes
        • Testing
      • Pinpoint Test K: DTC C1288/C1440 - Brake Pressure Transducer Input Circuit Failure
        • Normal Operation
        • Possible Causes
        • Testing
      • Pinpoint Test L: DTC C1730 - Reference Voltage Out Of Range (+5 V)
        • Normal Operation
        • Possible Causes
        • Testing
      • Pinpoint Test M: DTC C1960 - Driver Brake Apply Circuit Fault
        • Normal Operation
        • Possible Causes
        • Testing
      • Pinpoint Test N: The Advance Trac Is Inoperative
        • Normal Operation
        • Possible Causes
        • Testing
      • Pinpoint Test O: Advance Trac Switch Indicator Is Always On/Cannot Be Disabled
        • Normal Operation
        • Possible Causes
        • Testing
      • Pinpoint Test P: DTC C1440 - Pressure Transducer Signal Fault
        • Normal Operation
        • Possible Causes
        • Testing
      • Pinpoint Test Q: DTC C1998 - Module Calibration Not Complete
        • Normal Operation
        • Possible Causes
        • Testing
      • Pinpoint Test R: DTC C2777 and DTC C2778 - Sensor Cluster Bus Failure
        • Normal Operation
        • Possible Causes
        • Testing
• Removal And Installation
  • Hydraulic Control Unit (HCU)
    • Removal and Installation
      • Notes
      • Item 1: Harness Connector Removal Note
      • Item 4: Brake Tube Fitting Installation Note
  • Anti-Lock Brake System (Abs) Module
    • Removal and Installation
      • Notes
      • Item 1: Harness Connector Removal Note
  • Front Wheel Speed Sensor And Sensor Ring
    • Removal and Installation
      • Notes
      • Item 2: Front Disc Brake Caliper Anchor Plate, Caliper, and Pads Removal Note
      • Item 3: Front Disc Removal Note
      • Item 4: Harness Connector Removal Note
      • Item 5: Harness Retainers Removal Note
      • Item 8: Sensor Ring Removal Note
  • Rear Wheel Speed Sensor And Sensor Ring
    • Removal and Installation
      • Notes
      • Item 5: Sensor Ring Removal Note
      • Item 4: O-Ring Installation Note
  • Accelerometer
    • Removal and Installation
      • Notes
      • Item 1: Floor Console - Rear Removal Note
      • Item 2: Harness Connector Removal Note
  • Yaw Rate Sensor
    • Removal and Installation
  • Steering Wheel Rotation Sensor
    • Removal and Installation