Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2021EXPLORER XLT, RWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 496 (ABS GUIDED ROUTINE)
2021 Ford Explorer XLT, RWD
Section 496 (Abs Guided Routine)
2021 Ford Explorer XLT, RWDSECTION Section 496 (Abs Guided Routine)
WARNING: This page is about a different car, the 2020 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
- DTC/Symptom Selection
- DTC Index
- Notes
- ABS - Antilock braking system
- DTC B10DF: Master Cylinder Isolation Valve
- DTC B1111: Electric Park Brake Enable
- DTC B11D4: Low Speed Collision Mitigation By Braking Disabled
- DTC C0001: TCS Control Channel "A" Valve 1
- DTC C0002: TCS Control Channel "A" Valve 2
- DTC C0004: TCS Control Channel "B" Valve 2
- DTC C0010: Left Front Inlet Control
- DTC C0011: Left Front Outlet Control
- DTC C0014: Right Front Inlet Control
- DTC C0015: Right Front Outlet Control
- DTC C0018: Left Rear Inlet Control
- DTC C0019: Left Rear Outlet Control
- DTC C001C: Right Rear Inlet Control
- DTC C001D: Right Rear Outlet Control
- DTC C0020: ABS Pump Motor Control
- DTC C0021: Brake Booster
- DTC C0030: Left Front Tone Wheel
- DTC C0031: Left Front Wheel Speed Sensor
- DTC C0032: Left Front Wheel Speed Sensor Supply
- DTC C0033: Right Front Tone Wheel
- DTC C0034: Right Front Wheel Speed Sensor
- DTC C0035: Right Front Wheel Speed Sensor Supply
- DTC C0036: Left Rear Tone Wheel
- DTC C0037: Left Rear Wheel Speed Sensor
- DTC C0038: Left Rear Wheel Speed Sensor Supply
- DTC C0039: Right Rear Tone Wheel
- DTC C003A: Right Rear Wheel Speed Sensor
- DTC C003B: Right Rear Wheel Speed Sensor Supply
- DTC C0040: Brake Pedal Switch "A"
- 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 C006B: Stability System Active Too Long
- DTC C0072: Brake Temperature Too High
- DTC C0078: Tire Diameter
- DTC C0089: TCS Disable Switch
- DTC C052E: ABS Pump Motor Control Circuit Low
- DTC C052F: ABS Pump Motor Supply Voltage "A" Circuit/Open
- DTC C0564: ABS Control Module System Voltage Low
- DTC C0594: Brake Booster Motor "A" Performance
- DTC C0596: Brake Booster Motor "A" Current Sensor Circuit Range/Performance
- DTC C0609: Park Brake Switch Circuit
- DTC C0616: Park Brake Control Module Control Circuit Performance
- DTC C1000: Hill Descent Control (HDC) Function
- DTC C1013: Brake System Pressure
- DTC C1015: Vacuum Supply
- DTC C1018: Regenerative Braking
- DTC C1019: Linear Actuator Control (LAC)
- DTC C101A: Vacuum Pressure Sensor
- DTC C101F: Generic Valve Failure
- DTC C1020: Brake System Fill Not Complete
- DTC C1034: Parking Brake
- DTC C1050: Hydraulic Brake Booster Flow Switch
- DTC C1051: Hydraulic Brake Booster Low Side Driver
- DTC C1052: Hydraulic Brake Booster Motor
- DTC C1053: Hydraulic Brake Booster High Side Driver
- DTC C1054: Hydraulic Brake Booster R Line Fault
- DTC C1055: Hydraulic Brake Booster M Line
- DTC C1056: Hydraulic Brake Booster Brake Light Switch Isolation Relay
- DTC C1109: Vehicle Dynamics Control Switch
- DTC C1137: Reverse Gear Switch
- DTC C1A08: Pressure Sensor Supply
- DTC C1A41: Clutch Pedal Sensor
- DTC C1A43: Motor Supply
- DTC C1A76: Valve Relay
- DTC C1A77: Valve Relay Supply Circuit
- DTC C1A90: Wheel Speed Sensor Supply
- DTC C1A95: Wheel Speed Sensor
- DTC C1A99: Pressure Sensor
- DTC C1B02: Return Pump
- DTC C1B11: Pressure Control Valve
- DTC C1B14: Sensor Supply Voltage "A"
- DTC C1B15: Sensor Supply Voltage "B"
- DTC C1D00: Park Brake Apply Switch
- DTC C2005: Right Actuator
- DTC C2006: Left Actuator
- DTC C2007: Right Motor
- DTC C2008: Left Motor
- DTC P050F: Brake Assist Vacuum Too Low
- DTC P0562: System Voltage Low
- DTC P0563: System Voltage High
- DTC P05D3: Driver Mode Select Switch "A" Range/Performance
- DTC P05E6: Park Brake Sensor/Switch Circuit Range/Performance
- DTC P0604: Internal Control Module Random Access Memory (RAM) Error
- DTC P062F: Internal Control Module EEPROM Error
- DTC P0942: Hydraulic Pressure Unit
- DTC P1177: Synchronization
- DTC P1571: Brake Switch
- DTC P166B: Drivers Door Status Correlation
- DTC P1708: Clutch Switch Circuit
- DTC P193B: Throttle/Pedal Signal
- DTC P258A: Vacuum Pump Control Circuit "A"/Open
- DTC P258B: Vacuum Pump Control Circuit "A" Range/Performance
- DTC U0001: High Speed CAN Communication Bus
- DTC U0073: Control Module Communication Bus "A" Off
- DTC U0100: Lost Communication With ECM/PCM "A"
- DTC U0101: Lost Communication With TCM
- DTC U0102: Lost Communication with Transfer Case Control Module: No Sub Type Information
- DTC U0103: Lost Communication With Gear Shift Control Module A: No Sub Type Information
- DTC U011D: Lost Communication With All Wheel Drive Control Module: No Sub Type Information
- DTC U0122: Lost Communication With Vehicle Dynamics Control Module
- DTC U0124: Lost Communication With Lateral Acceleration Sensor Module
- DTC U0125: Lost Communication With Multiaxis Acceleration Sensor Module
- DTC U0126: Lost Communication With Steering Angle Sensor Module
- DTC U0128: Lost Communication With Park Brake Control Module
- DTC U0131: Lost Communication With Power Steering Control Module
- DTC U0132: Lost Communication With Suspension Control Module "A"
- DTC U0138: Lost Communication With All Terrain Control Module
- DTC U0140: Lost Communication With Body Control Module
- DTC U0146: Lost Communication With Gateway "A"
- DTC U0151: Lost Communication With Restraints Control Module
- DTC U0155: Lost Communication With Instrument Panel Cluster (IPC) Control Module
- DTC U0159: Lost Communication With Parking Assist Control Module "A"
- DTC U0164: Lost Communication With HVAC Control Module
- DTC U0212: Lost Communications With Steering Column Control Module
- DTC U0232: Lost Communication With Side Obstacle Detection Control Module "A"
- DTC U0233: Lost Communication With Side Obstacle Detection Control Module "B"
- DTC U023A: Lost Communication With Image Processing Module A
- DTC U023B: Lost Communication With Image Processing Module B
- DTC U0253: Lost Communication With Accessory Protocol Interface Module
- DTC U0256: Lost Communication With Front Controls Interface Module "A"
- DTC U0265: Lost Communication with Image Processing Sensor A
- DTC U0293: Lost Communication with Hybrid/EV Powertrain Control Module
- DTC U0300: Internal Control Module Software Incompatibility
- DTC U0401: Invalid Data Received From ECM/PCM "A"
- DTC U0402: Invalid Data Received From TCM
- DTC U0403: Invalid Data Received From Transfer Case Control Module: No Sub Type Information
- DTC U0404: Invalid Data Received from Gear Shift Control Module A
- DTC U0405: Invalid Data Received From Cruise Control Module
- DTC U041E: Invalid Data Received From All Wheel Drive Control Module
- DTC U0420: Invalid Data Received From PSCM (power steering control module)
- DTC U0422: Invalid Data Received From Body Control Module
- DTC U0423: Invalid Data Received from Instrument Panel Cluster Control Module
- DTC U0424: Invalid Data Received From HVAC Control Module
- DTC U0428: Invalid Data Received From Steering Angle Sensor Module
- DTC U0429: Invalid Data Received From Steering Column Control Module
- DTC U0433: Invalid Data Received From Front Distance Range Sensor
- DTC U0439: Invalid Data Received from the All Terrain Control Module
- DTC U0451: Invalid Data Received from Gateway "E"
- DTC U0452: Invalid Data Received From Restraints Control Module
- DTC U0513: Invalid Data Received From Yaw Rate Sensor Module
- DTC U053B: Invalid Data Received From Image Processing Module A
- DTC U0554: Invalid Data Received From Accessory Protocol Interface Module
- DTC U0557: Invalid Data Received From Front Controls Interface Module "A"
- DTC U0594: Invalid Data Received From Hybrid/EV Powertrain Control Module
- DTC U1025: ABS Control Module Communication Bus Off
- DTC U1A14: CAN Initialization Failure
- DTC U1A36: Module Code
- DTC U2001: Reduced System Function
- DTC U2002: Switch
- DTC U2007: Valve(s)
- DTC U2012: Car Configuration Parameter(s)
- DTC U2014: Control Module Hardware
- DTC U2017: Control Module Software #2
- DTC U2018: Control Module Software #3
- DTC U2024: Control Module Cal-Config Data
- DTC U2100: Initial Configuration Not Complete
- DTC U2101: Control Module Configuration Incompatible
- DTC U2107: Collision Mitigation By Braking
- DTC U2108: Adaptive Cruise Control
- DTC U2200: Control Module Configuration Memory Corrupt
- DTC U2300: Central Configuration
- DTC U3000: Control Module
- DTC U3001: Control Module Improper Shutdown Performance
- DTC U3002: Vehicle Identification Number
- DTC U3003: Battery Voltage
- DTC U300A: Ignition Switch
- DTC U3012: Control Module Improper Wake-up Performance
- DTC U3013: Control Module Input Power "C"
- BdyCM
- PCM - Powertrain Control Module
- DTC P050F: Brake Assist Vacuum Too Low
- DTC P0555: Brake Booster Pressure Sensor Circuit
- DTC P0556: Brake Booster Pressure Sensor Circuit Range/Performance
- DTC P0557: Brake Booster Pressure Sensor Circuit Low
- DTC P0558: Brake Booster Pressure Sensor Circuit High
- DTC P0559: Brake Booster Pressure Sensor Circuit Intermittent
- DTC P05FF: Brake Pressure Sensor/Brake Pedal Position Sensor Correlation
- DTC P103C: Aspirator Valve Control Circuit/Open
- DTC P103D: Aspirator Valve Control Circuit Low
- DTC P103E: Aspirator Valve Control Circuit High
- DTC P1221: Traction Control System
- DTC P1501: Vehicle Speed Sensor Out of Self Test Range
- DTC P1637: CAN Link ECM/ABS Control Module Circuit/Network
- DTC P193C: Steering Wheel Angle Signal
- DTC P193F: Vehicle Speed Signal Intermittent
- DTC U034B: Software Incompatibility with Brake Booster Control
- SASM - Steering Angle Sensor Module
- DTC B1016: Status Switch
- DTC C1B00: Steering Angle Sensor
- DTC U0001: High Speed CAN Communication Bus
- DTC U0100: Lost Communication With ECM/PCM "A"
- DTC U0121: Lost Communication With Anti-Lock Brake System (ABS) Control Module
- DTC U0122: Lost Communication With Vehicle Dynamics Control Module
- DTC U0130: Lost Communication With Steering Effort Control Module
- DTC U0140: Lost Communication With Body Control Module
- DTC U0146: Lost Communication With Gateway "A"
- DTC U0155: Lost Communication With Instrument Panel Cluster (IPC) Control Module
- DTC U01B7: Lost Communication with Switch Input Module A
- DTC U0253: Lost Communication With Accessory Protocol Interface Module: No Sub Type Information
- DTC U0300: Internal Control Module Software Incompatibility
- DTC U0401: Invalid Data Received from ECM/PCM A
- DTC U0415: Invalid Data Received From Anti-Lock Brake System (ABS) Control Module
- DTC U0416: Invalid Data Received From Vehicle Dynamics Control Module
- DTC U0419: Invalid Data Received From Steering Effort Control Module
- DTC U0422: Invalid Data Received From Body Control Module
- DTC U0423: Invalid Data Received from Instrument Panel Cluster Control Module
- DTC U0461: Invalid Data Received From Audible Alert Control Module
- DTC U0554: Invalid Data Received from Accessory Protocol Interface Module
- DTC U0556: Invalid Data Received From Front Display Interface Module
- DTC U1000: Solid State Driver Protection Active-Driver Disabled
- DTC U2002: Switch
- DTC U2016: Control Module Main Software - Watchdog/Safety Micro-Controller Failure
- DTC U2100: Initial Configuration Not Complete
- DTC U2101: Control Module Configuration Incompatible
- DTC U210A: Temperature Sensor
- DTC U2200: Control Module Configuration Memory Corrupt
- DTC U3000: Control Module
- DTC U3003: Battery Voltage
- DTC U3011: Ignition Input Off
- SCCM - Steering Column Control Module
- Symptom Chart - Anti-Lock Brake System (ABS) and Stability Control
- Notes
- The ABS Module Does Not Respond To The Diagnostic Scan Tool
- Parking Brake Fault
- The Brake Warning Indicator Is Always On Or Never On
- The ABS Warning Indicator Is Always On Or Never On
- The Stability-Traction Control Indicator (Sliding-Car Icon) Is Always On Or Never On
- ABS False Activation, ABS Too Sensitive, ABS Activates On Normal Stop
- The Traction Control System Is Inoperative, Cannot Be Disabled Or Enabled Using The Traction Control Switch
- The Hill Start Assist Feature Is Inoperative, Cannot Be Disabled Or Enabled
- The Hill Descent Control System Is Inoperative, Cannot Be Disabled Or Enabled
- The Selectable Drive Mode Feature Is Inoperative, Cannot Be Disabled Or Enabled
- The Trail Control Feature Is Inoperative, Cannot Be Disabled Or Enabled
- Message Center Displays "Trail Control Not Available With Driver Door Open" When Driver Door Is Closed
- DTC Index
- Pinpoint Tests
- Pinpoint Tests A: ABS Module Low Voltage Concern
- Pinpoint Tests AA: Steering Angle Reset DTC
- Pinpoint Tests AB: Wheel Speed Sensor Erratic Signal DTCs
- Pinpoint Tests AC: Brake Pedal Input Concern
- Pinpoint Tests AD: Stability System Active Too Long Concern
- Pinpoint Tests AE: ABS Module Communication Concern With PSCM
- Pinpoint Tests AF: ABS Module VIN Mismatch
- Pinpoint Tests AG: Stability Control Sensor Signal Failure Faults
- Pinpoint Tests AH: Brake Booster Vacuum Supply Faults
- Pinpoint Tests AI: ABS Module Communication Concern With PCM
- Pinpoint Tests AJ: Steering Wheel Position Sensor Signal Fault
- Pinpoint Tests AK: Calibration Fault Between The ABS Module And The HCU
- Pinpoint Tests AL: Incorrect Wheel Speed Sensor Fault
- Pinpoint Tests AM: Brake Pressure Sensor Fault
- Pinpoint Tests AN: Stability Control Sensor Initialization Fault
- Pinpoint Tests AO: RCM Installed Incorrectly Concern
- Pinpoint Tests AQ: Cruise Control Braking Fault
- Pinpoint Tests AR: ABS Module Communication Concern With IPC
- Pinpoint Tests AS: ABS Module Communication Concern With FCIM
- Pinpoint Tests AT: The ABS Module Does Not Respond To The Diagnostic Scan Tool
- Pinpoint Tests AU: ABS (ANTI-LOCK BRAKE SYSTEM) Module Communication Concern With The TCCM (TRANSFER CASE CONTROL MODULE)
- Pinpoint Tests AV: ABS Module Communication Concern With The GSM
- Pinpoint Tests AW: SASM Communication Concern With PCM
- Pinpoint Tests AX: SASM Communication Concern With ABS Module
- Pinpoint Tests AY: SASM Communication Concern With VDM
- Pinpoint Tests AZ: ABS (Anti-Lock Brake System) Module DTC (Diagnostic Trouble Code) C1A99 - Pressure Sensor
- Pinpoint Tests B: Wheel Speed Sensor Erratic Signal Faults
- Pinpoint Tests BA: SASM Communication Concern With GWM
- Pinpoint Tests BB: SASM Communication Concern With IPC
- Pinpoint Tests BC: SASM Communication Concern With APIM
- Pinpoint Tests BD: SASM Low Voltage Concern
- Pinpoint Tests BE: SASM High Voltage Concern
- Pinpoint Tests BF: ABS False Activation, ABS Too Sensitive, ABS Activates On Normal Stop
- Pinpoint Tests BG: The Traction Control System Cannot Be Disabled Using The Traction Control Switch
- Pinpoint Tests BH: ABS Module Communication Concern With The RCM
- Pinpoint Tests BJ: ABS (Anti-Lock Brake System) Module Communication Concern With The IPC (Instrument Panel Cluster)
- Pinpoint Tests BL: SASM Ignition Input Circuit Fault
- Pinpoint Tests BM: ABS Module Communication Concern With ATCM
- Pinpoint Tests BO: Clutch Pedal Input Concern
- Pinpoint Tests BP: ABS Module Communication Concern With The GWM
- Pinpoint Tests BQ: ABS Module Communication Concern With The IPMA
- Pinpoint Tests BR: ABS Module Communication Concern With VDM
- Pinpoint Tests BS: Brake Wear Lining Sensor Fault
- Pinpoint Tests BT: ABS False Activation, ABS Too Sensitive, ABS Activates On Normal Stop
- Pinpoint Tests BU: ABS Module CAN Link/Torque Request Error
- Pinpoint Tests BV: ABS Module Communications Concern With Steering Column Control Module (SCCM)
- Pinpoint Tests BW: ABS Communication Concern With The Front Distance Range Sensor
- Pinpoint Tests BX: ABS Module Communication Concern With The AWD Module
- Pinpoint Tests BY: Lost Communication With Parking Assist Control Module "A"
- Pinpoint Tests BZ: Lost Communication With Side Obstacle Detection Control Module
- Pinpoint Tests C: Brake Booster Vacuum Sensor Faults
- Pinpoint Tests CA: Brake Booster Vacuum Sensor Circuit Faults
- Pinpoint Tests CB: Brake Booster Low Vacuum Fault
- Pinpoint Tests CC: Aspirator Valve Control Circuit Faults
- Pinpoint Tests CE: ABS Module Communication Concern With HVAC
- Pinpoint Tests CG: The Selectable Drive Mode Feature Is Inoperative, Cannot Be Disabled Or Enabled
- Pinpoint Tests CH: The Auto Hold Feature Is Inoperative, Cannot Be Disabled Or Enabled
- Pinpoint Tests CI: The Trail Control Feature Is Inoperative, Cannot Be Enabled Or Disabled
- Pinpoint Tests CJ: ABS Module Communication Concern With The Air Suspension Control Module
- Pinpoint Tests CK: ABS Module Communication Concern With The IPMB
- Pinpoint Tests CL: ABS Module Communication Concern With APIM
- Pinpoint Tests CM: ABS Module Communication Concern With HEV PCM
- Pinpoint Tests CN: ABS Module Communication Concern With SIMA
- Pinpoint Tests CO: EBB Unit Internal Failure
- Pinpoint Tests CP: EBB Brake Booster Motor Faults
- Pinpoint Tests CQ: Driver Door Status Correlation Fault
- Pinpoint Tests CR: Hydraulic Brake Booster Flow Switch Stuck On or Off
- Pinpoint Tests CS: HydroMax Brake Booster Motor Faults
- Pinpoint Tests CT: ABS Module DTC C1A99 - Pressure Sensor
- Pinpoint Tests CU: Hydraulic Brake Booster R Line: Circuit Open
- Pinpoint Tests D: ABS Module Communication Concern With BCM
- Pinpoint Tests E: The Traction Control System Is Inoperative Or Cannot Be Disabled Using The Message Center
- Pinpoint Tests F: ABS Module High Voltage Concern
- Pinpoint Tests G: Stability Control Sensor Signal Failure Faults
- Pinpoint Tests H: Hydraulic Pump Faults
- Pinpoint Tests I: ABS Module Communication Concern With TCM
- Pinpoint Tests J: ABS Module Communication Concern With SASM
- Pinpoint Tests K: SASM Battery Voltage Signal Compare Concern
- Pinpoint Tests L: SASM Signal Failure Faults
- Pinpoint Tests LA: Steering Wheel Position Sensor Signal Fault
- Pinpoint Tests LB: Steering Wheel Position Sensor Faults
- Pinpoint Tests M: Front Wheel Speed Sensor Electrical Faults
- Pinpoint Tests N: Rear Wheel Speed Sensor Electrical Faults
- 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 OB: The Selectable Drive Mode Feature Is Inoperative
- Pinpoint Tests OC: The Snow/Sand Mode Feature Is Inoperative, Cannot Be Disabled Or Enabled
- Pinpoint Tests P: SASM Incompatibility Concern
- Pinpoint Tests Q: ABS Module Communication Concern With TCM
- Pinpoint Tests QA: ABS Module Communication Concern With The TCCM
- Pinpoint Tests R: ABS Module Communication Concern With CCM
- Pinpoint Tests S: ABS Module Communication Concern With TBC
- Pinpoint Tests T: SASM Communication Concern With BCM
- Pinpoint Tests X: ABS Temperature Too High
- Pinpoint Tests Y: ABS Module Internal Fault Concern
- Pinpoint Tests Z: Module Configuration Concern
- Pinpoint Tests ZA: Tire Diameter
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.