Anti-Lock Brake System Component Testing (Except Electric Vehicle)

• DTC Symptom Index
  • DTC Index
    • Notes
    • ABS - Antilock braking system
      • DTC B10DF: Master Cylinder Isolation Valve
        • Action
      • DTC B1111: Electric Park Brake Enable
      • DTC C0001: TCS Control Channel "A" Valve 1
        • Action
      • DTC C0002: TCS Control Channel "A" Valve 2
        • Action
      • DTC C0003: TCS Control Channel "B" Valve 1
        • Action
      • DTC C0004: TCS Control Channel "B" Valve 2
        • Action
      • DTC C0010: Left Front Inlet Control
        • Action
      • DTC C0011: Left Front Outlet Control
        • Action
      • DTC C0014: Right Front Inlet Control
        • Action
      • DTC C0015: Right Front Outlet Control
        • Action
      • DTC C0018: Left Rear Inlet Control
        • Action
      • DTC C0019: Left Rear Outlet Control
        • Action
      • DTC C001C: Right Rear Inlet Control
        • Action
      • DTC C001D: Right Rear Outlet Control
        • Action
      • DTC C0020: ABS Pump Motor Control
      • DTC C0021: Brake Booster
        • Description
      • DTC C0030: Left Front Tone Wheel
        • Action
      • DTC C0031: Left Front Wheel Speed Sensor
      • DTC C0032: Left Front Wheel Speed Sensor Supply
        • Description
      • DTC C0033: Right Front Tone Wheel
        • Action
      • DTC C0034: Right Front Wheel Speed Sensor
      • DTC C0035: Right Front Wheel Speed Sensor Supply
        • Description
      • DTC C0036: Left Rear Tone Wheel
        • Action
      • DTC C0037: Left Rear Wheel Speed Sensor
      • DTC C0039: Right Rear Tone Wheel
        • Action
      • DTC C003A: Right Rear Wheel Speed Sensor
      • DTC C003B: Right Rear Wheel Speed Sensor Supply
        • Description
      • DTC C0040: Brake Pedal Switch "A"
        • Action
      • DTC C0044: Brake Pressure Sensor "A"
      • DTC C0047: Brake Booster Pressure Sensor
      • DTC C0051: Steering Wheel Position Sensor
      • DTC C0061: Lateral Acceleration Sensor
      • DTC C0062: Longitudinal Acceleration Sensor
      • DTC C0063: Yaw Rate Sensor
      • DTC C0064: Roll Rate Sensor
      • DTC C006A: Multi-axis Acceleration Sensor
        • Description
      • DTC C006B: Stability System Active Too Long
        • Description
        • Action
      • DTC C0072: Brake Temperature Too High
        • Action
      • DTC C0089: TCS Disable Switch
        • Description
      • DTC C1015: Vacuum Supply
      • DTC C101A: Vacuum Pressure Sensor
        • Description
      • DTC C101C: Brake Vacuum Pump
        • Description
      • DTC C101F: Generic Valve Failure
        • Description
      • DTC C1020: Brake System Fill Not Complete
        • Description
      • DTC C1034: Parking Brake
        • Action
      • DTC C1109: Vehicle Dynamics Control Switch
        • Description
      • DTC C1137: Reverse Gear Switch
      • DTC C1A08: Pressure Sensor Supply
        • Action
      • DTC C1A43: Motor Supply
      • DTC C1A76: Valve Relay
        • Description
      • DTC C1A77: Valve Relay Supply Circuit
        • Description
      • DTC C1A78: Left Front Inlet Valve
        • Description
      • DTC C1A79: Left Front Outlet Valve
        • Description
      • DTC C1A80: Right Front Inlet Valve
        • Description
      • DTC C1A81: Right Front Outlet Valve
        • Description
      • DTC C1A82: Left Rear Inlet Valve
        • Description
      • DTC C1A83: Left Rear Outlet Valve
        • Description
      • DTC C1A84: Right Rear Inlet Valve
        • Description
      • DTC C1A90: Wheel Speed Sensor Supply
        • Description
      • DTC C1A95: Wheel Speed Sensor
        • Description
      • DTC C1A99: Pressure Sensor
        • Description
      • DTC C1B02: Return Pump
        • Description
      • DTC C1B14: Sensor Supply Voltage "A"
      • DTC C1B15: Sensor Supply Voltage "B"
        • Action
      • DTC C2005: Right Actuator
      • DTC C2006: Left Actuator
      • DTC C2007: Right Motor
      • DTC C2008: Left Motor
      • DTC P050F: Brake Assist Vacuum Too Low
        • Description
      • DTC P0604: Internal Control Module Random Access Memory (RAM) Error
        • Description
      • DTC P062F: Internal Control Module EEPROM Error
        • Description
      • DTC P0942: Hydraulic Pressure Unit
      • DTC P193B
        • Action
      • DTC P258A: Vacuum Pump Control Circuit "A"/Open
        • Description
      • DTC U0001: High Speed CAN Communication Bus
        • Action
      • DTC U0073: Control Module Communication Bus "A" Off
        • Description
      • DTC U0074: Control Module Communication Bus "B" Off
        • Description
      • DTC U0100: Lost Communication With ECM/PCM "A"
        • Action
      • DTC U0101: Lost Communication With TCM
        • Description
      • DTC U0102: Lost Communication With Transfer Case Control Module
        • Description
      • DTC U0103: Lost Communication With Gear Shift Control Module A
        • Description
      • DTC U0104: Lost Communication With Cruise Control Module
        • Action
      • DTC U0125: Lost Communication With Multiaxis Acceleration Sensor Module
        • Description
      • DTC U0126: Lost Communication With Steering Angle Sensor Module
        • Action
      • DTC U0128: Lost Communication With Park Brake Control Module
        • Description
      • DTC U0131: Lost Communication With Power Steering Control Module
        • Action
      • DTC U0137: Lost Communication With Trailer Brake Control Module
        • Description
      • DTC U0138: Lost Communication With All Terrain Control Module
        • Description
      • DTC U0140: Lost Communication With Body Control Module
        • Action
      • DTC U0151: Lost Communication With Restraints Control Module
      • DTC U0155
        • Action
      • DTC U0256
        • Action
      • DTC U0300: Internal Control Module Software Incompatibility
        • Action
      • DTC U0401: Invalid Data Received From ECM/PCM "A"
      • DTC U0402: Invalid Data Received From TCM: Event Information
        • Description
      • DTC U0403
        • Description
      • DTC U0404
        • Action
      • DTC U0405: Invalid Data Received From Cruise Control Module
      • DTC U0420: Invalid Data Received From PSCM (power steering control module)
      • DTC U0422: Invalid Data Received From Body Control Module
        • Action
      • DTC U0428: Invalid Data Received From Steering Angle Sensor Module
      • DTC U0439: Invalid Data Received from the All Terrain Control Module
        • Description
      • DTC U0452: Invalid Data Received From Restraints Control Module
      • DTC U0513: Invalid Data Received From Yaw Rate Sensor Module
        • Description
      • DTC U0557: Invalid Data Received From Front Controls Interface Module "A"
        • Action
      • DTC U1A14: CAN Initialization Failure
        • Description
      • DTC U2002: Switch
      • DTC U2007: (Valve(s)
      • DTC U2012: Car Configuration Parameter(s)
        • Description
      • DTC U2024: Control Module Cal-Config Data
        • Action
      • DTC U2100: Initial Configuration Not Complete
        • Action
      • DTC U2101: Control Module Configuration Incompatible
        • Action
      • DTC U2107: Collision Mitigation By Braking
      • DTC U2108: Adaptive Cruise Control
      • DTC U2200: Control Module Configuration Memory Corrupt
        • Action
      • DTC U2300: Central Configuration
        • Description
      • DTC U3000: Control Module
      • DTC U3002: Vehicle Identification Number
        • Action
      • DTC U3003: Battery Voltage
      • DTC U300A: Ignition Switch
        • Action
    • PCM - Powertrain Control Module
      • DTC P0555: Brake Booster Pressure Sensor Circuit
        • Action
      • DTC P0556: Brake Booster Pressure Sensor Circuit Range/Performance
        • Action
      • DTC P0557: Brake Booster Pressure Sensor Circuit Low
        • Action
      • DTC P0558: Brake Booster Pressure Sensor Circuit High
        • Action
      • DTC P0559: Brake Booster Pressure Sensor Circuit Intermittent
        • Action
      • DTC P05FF: Brake Pressure Sensor/Brake Pedal Position Sensor Correlation
        • Action
      • DTC P1501: Vehicle Speed Sensor Out of Self Test Range
        • Action
      • DTC P193C: Steering Wheel Angle Signal
        • Description
      • DTC P193F: Vehicle Speed Signal Intermittent
        • Description
    • SASM - Steering Angle Sensor Module
      • DTC B1016: Status Switch
        • Action
      • DTC C1B00: Steering Angle Sensor
      • DTC U0001: High Speed CAN Communication Bus
      • DTC U0100: Lost Communication With ECM/PCM "A"
        • Action
      • DTC U0121: Lost Communication With Anti-Lock Brake System (ABS) Control Module
        • Action
      • DTC U0122: Lost Communication With Vehicle Dynamics Control Module
        • Description
      • DTC U0130: Lost Communication With Steering Effort Control Module
        • Action
      • DTC U0140: Lost Communication With Body Control Module
        • Description
      • DTC U0146: Lost Communication With Gateway "A"
        • Action
      • DTC U0155: Lost Communication With Instrument Panel Cluster (IPC) Control Module
        • Action
      • DTC U0253: Lost Communication With Accessory Protocol Interface Module
        • Action
      • DTC U0300: Internal Control Module Software Incompatibility
        • Description
      • DTC U0401: Invalid Data Received from ECM/PCM A
      • DTC U0415: Invalid Data Received From Anti-Lock Brake System (ABS) Control Module
        • Action
      • DTC U0422: Invalid Data Received From Body Control Module
        • Action
      • DTC U0423: Invalid Data Received from Instrument Panel Cluster Control Module
        • Action
      • DTC U0461: Invalid Data
        • Notes
        • Description
      • DTC U0554: Invalid Data Received from Accessory Protocol Interface Module
        • Action
      • DTC U0556: Invalid Data Received From Front Display Interface Module
        • Action
      • DTC U1000: Solid State Driver Protection Active-Driver Disabled
        • Action
      • DTC U2001: Reduced System Function
        • Action
      • DTC U2002: Switch
        • Action
      • DTC U2010: Control Module Configuration Incompatible
        • Action
      • DTC U2100: Initial Configuration Not Complete
        • Action
      • DTC U210A: Temperature Sensor
        • Action
      • DTC U2200: Control Module Configuration Memory Corrupt
        • Action
      • DTC U3000: Control Module
      • DTC U3003: Battery Voltage
    • SCCM - Steering Column Control Module
      • DTC C1B00: Steering Angle Sensor
  • Symptom Chart - Anti-Lock Brake System (ABS) and Stability Control
    • Notes
    • A Module Does Not Respond To The Diagnostic Scan Tool
    • Parking Brake Fault
    • The Red Brake Warning Indicator Is Always Or Never On
    • The ABS Warning Indicator Is Always Or Never On
    • The Stability/Traction Control Indicator (Sliding-Car Icon) Is Never Or Always On
    • ABS False Activation, ABS Too Sensitive, ABS Activates On Normal Stop
    • The Traction Control System Is Inoperative Or Cannot Be Disabled Using The Message Center
    • The Hill Start Assist Feature Is Inoperative, Cannot Be Disabled Or Enabled
• Pinpoint Tests
  • Pinpoint Tests A: ABS Module Low Voltage Concern
    • Notes
    • Possible Causes
    • Visual Inspection and Diagnostic Pre-checks
  • Pinpoint Tests AA: Steering Angle Reset DTC
  • Pinpoint Tests AB: Wheel Speed Sensor Erratic Signal DTCs
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AC: Brake Pedal Input Concern
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AD: Stability System Active Too Long Concern
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AE: Lost Communication With PSCM Concern
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AF: ABS Module VIN Mismatch
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AG: Stability Control Sensor Signal Failure Faults
    • Notes
    • PPT Ag Abs Module DTC Fault Trigger Conditions
    • Possible Causes
  • Pinpoint Tests AH: Brake Booster Vacuum Supply Faults
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AI: ABS Module Communication Concern With PCM
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AJ: Steering Wheel Position Sensor Signal Fault
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AK: Calibration Fault Between The ABS Module And The HCU
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AL: Incorrect Wheel Speed Sensor Fault
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AM: Brake Pressure Sensor Fault
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AN: IVD Initialization Fault
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AO: RCM Installed Incorrectly Concern
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AP: ABS Overheat Concern With CCM
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AQ: Cruise Control Braking Fault
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AR: A Module Does Not Respond To The Diagnostic Scan Tool
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AS: ABS Module Communication Concern With FCIM
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AT: A Module Does Not Respond To The Diagnostic Scan Tool
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AU: ABS Module Communication Concern With The 4WD/AWD Module
  • Pinpoint Tests AV: ABS Module Communication Concern With The GSM
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AW: SASM Communication Concern With PCM
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AX: SASM Communication Concern With ABS Module
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AY: ABS Module Communication Concern With IPC
    • Normal Operation and Fault Conditions
  • Pinpoint Tests AZ: SASM Communication Concern With SECM
    • Normal Operation and Fault Conditions
  • Pinpoint Tests B: Wheel Speed Sensor Erratic Signal Faults
    • Normal Operation and Fault Conditions
  • Pinpoint Tests BA: SASM Communication Concern With GWM
    • Normal Operation and Fault Conditions
  • Pinpoint Tests BB: SASM Communication Concern With IPC
    • Normal Operation and Fault Conditions
  • Pinpoint Tests BC: SASM Communication Concern With APIM
    • Normal Operation and Fault Conditions
  • Pinpoint Tests BD: SASM Low Voltage Concern
    • Normal Operation and Fault Conditions
  • Pinpoint Tests BE: SASM High Voltage Concern
    • Normal Operation and Fault Conditions
  • Pinpoint Tests BF: ABS False Activation, ABS Too Sensitive, ABS Activates On Normal Stop
    • Normal Operation and Fault Conditions
  • Pinpoint Tests BG: The Traction Control System Cannot Be Disabled Using The Traction Control Switch
    • Normal Operation and Fault Conditions
  • Pinpoint Tests BH: ABS Module Communication Concern With The RCM
    • Normal Operation and Fault Conditions
  • Pinpoint Tests BI: SASM Communication Concern With VDM
    • Normal Operation and Fault Conditions
  • Pinpoint Tests BJ: ABS Module Communication Concern With The IPC
    • Normal Operation and Fault Conditions
  • Pinpoint Tests BM: Lost Communication With ATCM Concern
    • Normal Operation and Fault Conditions
  • Pinpoint Tests C: Brake Booster Vacuum Sensor Faults
    • Notes
    • Normal Operation and Fault Conditions
  • Pinpoint Tests CA: Brake Booster Vacuum Sensor Circuit Faults
    • Notes
    • Normal Operation and Fault Conditions
  • Pinpoint Tests CB: Brake Booster Low Vacuum Fault
    • Normal Operation and Fault Conditions
  • Pinpoint Tests CD: Valve Relay Supply Circuit Fault
    • Notes
    • Normal Operation and Fault Conditions
  • Pinpoint Tests D: ABS Module Communication Concern With BCM
    • Normal Operation and Fault Conditions
  • Pinpoint Tests E: The Traction Control System Is Inoperative Or Cannot Be Disabled Using The Message Center
    • Normal Operation and Fault Conditions
  • Pinpoint Tests F: ABS Module High Voltage Concern
    • Normal Operation and Fault Conditions
  • Pinpoint Tests G: Stability Control Sensor Signal Failure Faults
  • Pinpoint Tests H: HCU Pump Faults
    • Notes
    • Normal Operation and Fault Conditions
  • Pinpoint Tests I: ABS Module Communication Concern With PCM - TCM
    • Normal Operation and Fault Conditions
  • Pinpoint Tests J: ABS Module Communication Concern With SASM
    • Normal Operation and Fault Conditions
  • Pinpoint Tests K: SASM Battery Voltage Signal Compare Concern
    • Notes
    • Normal Operation and Fault Conditions
  • Pinpoint Tests L: SASM Signal Failure Faults
    • Normal Operation and Fault Conditions
  • Pinpoint Tests LA: Steering Wheel Position Sensor Signal Fault
    • Normal Operation and Fault Conditions
  • Pinpoint Tests LB: Steering Wheel Position Sensor Faults
    • Normal Operation and Fault Conditions
  • Pinpoint Tests M: Front Wheel Speed Sensor Electrical Faults
    • Notes
    • Normal Operation and Fault Conditions
  • Pinpoint Tests MA: Front Wheel Speed Sensor Electrical Faults
    • Notes
    • Normal Operation and Fault Conditions
  • Pinpoint Tests N: Rear Wheel Speed Sensor Electrical Faults
    • Notes
    • Normal Operation and Fault Conditions
  • Pinpoint Tests NA: Rear Wheel Speed Sensor Electrical Faults
    • Notes
    • Normal Operation and Fault Conditions
  • Pinpoint Tests O: The Traction Control System Is Inoperative Or Cannot Be Disabled Using The Traction Control Switch
  • Pinpoint Tests OA: The Hill Descent Control System Is Inoperative Or Cannot Be Disabled
  • Pinpoint Tests P: SASM Incompatibility Concern
    • Normal Operation and Fault Conditions
  • Pinpoint Tests Q: ABS Module Communication Concern With TCM
    • Normal Operation and Fault Conditions
  • Pinpoint Tests QA: ABS Module Communication Concern With The TCCM
    • Normal Operation and Fault Conditions
  • Pinpoint Tests R: ABS Module Communication Concern With CCM
    • Normal Operation and Fault Conditions
  • Pinpoint Tests S: ABS Module Communication Concern With TBM
    • Normal Operation and Fault Conditions
  • Pinpoint Tests SA: ABS Module Communication Concern With The Park Brake Control Module
    • Normal Operation and Fault Conditions
  • Pinpoint Tests T: SASM Communication Concern With BCM
    • Normal Operation and Fault Conditions
  • Pinpoint Tests U: The Brake Booster Vacuum Pump Is Inoperative
    • Notes
    • Normal Operation and Fault Conditions
  • Pinpoint Tests UA: The Brake Vacuum Pump Is Inoperative
  • Pinpoint Tests V: The Brake Booster Vacuum Pump Runs Continuously
    • Notes
    • Normal Operation and Fault Conditions
  • Pinpoint Tests VA: The Brake Vacuum Pump Runs Continuously
    • Notes
    • Normal Operation and Fault Conditions
  • Pinpoint Tests W: The Traction Control Switch LED Indicator Is Always On Or Never On
    • Notes
    • Normal Operation and Fault Conditions
  • Pinpoint Tests X: ABS Temperature Too High
    • Normal Operation and Fault Conditions
  • Pinpoint Tests Y: ABS Module Internal Fault Concern
    • Normal Operation and Fault Conditions
  • Pinpoint Tests Z: ABS Module Configuration Concern
    • Normal Operation and Fault Conditions