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Home >> Ford >> 2012 >> Escape XLS, FWD >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System And Stability Control >> Diagnosis And Testing >> Anti-Lock Control - Hybrid >> Pinpoint Tests >> Pinpoint Test Q: DTCs C100A:62; C100D:21, 22; C100E:21, 22 and C100F:11, 12 >> PINPOINT TEST Q: DTCs C100A:62; C100D:21, 22; C100E:21, 22 AND C100F:11, 12

PINPOINT TEST Q: DTCs C100A:62; C100D:21, 22; C100E:21, 22 AND C100F:11, 12

NOTE: Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the connector.
  1. Q1 VERIFY ALL WIRING CONNECTIONS 
    • Ignition OFF.
    • Disconnect: Brake Pedal Angle Sensor C2064.
    • Disconnect: ABS Module C155.
    • Using a good light source, inspect each connector terminal for any corrosion.
    • Inspect both connectors for any pushed-out pins. Refer to OEM CONNECTOR REPAIR PROCEDURES -- ESCAPE article or OEM CONNECTOR REPAIR PROCEDURES -- ESCAPE HYBRID article for schematic and connector information.
    • Using a suitable mating terminal, check each female terminal for deformed or enlarged contacts by comparing the mating terminal's fit between each of the following pins:
      • C155-2
      • C155-11
      • C155-14
      • C155-44
        Fig 1: Identifying ABS Module Connector Pins
        G07938046Courtesy of FORD MOTOR CO.
    • Using the same procedure as above, compare the fit of each of the following terminals:
      • C2064-1
      • C2064-2
      • C2064-3
      • C2064-4
      • C2064-5
      • C2064-6
        Fig 2: Identifying Brake Pedal Angle Sensor Connector Pins
        G07938047Courtesy of FORD MOTOR CO.
    • Refer to OEM CONNECTOR REPAIR PROCEDURES -- ESCAPE article or OEM CONNECTOR REPAIR PROCEDURES -- ESCAPE HYBRID article for schematic and connector information.
    • Is each terminal free of corrosion, pushed-out pins or spread terminals? 
    • Yes  : GO to Q2.
    • No  : REPAIR the affected terminal(s). CLEAR the DTCs. REPEAT the self-test.
  2. Q2 CHECK THE DTCs FROM THE ABS MODULE 
    • Review the DTCs retrieved and recorded during Inspection and Verification.
    • Is DTC C100F:11 or 12 present? 
    • Yes  : If DTC C100F:11 or 12 is present, GO to Q3.
    • No  : If DTC C100D:21 is present, GO to  Q10.

      If DTC C100D:22 is present, GO to  Q11.

      If DTC C100E:21 is present, GO to  Q7.

      If DTC C100E:22 is present, GO to  Q8.

      If only DTC C100A:62 is present, GO to  Q6.

      If DTCs C100D:22 and  C100E:22 are present, GO to  Q13.

      For all other ABS module DTCs, REFER to the ABS Module DTC Chart .

  3. Q3 CHECK THE VOLTAGE SUPPLY TO THE PEDAL ANGLE SENSOR 
    • Connect: ABS Module C155.
    • Ignition ON.
    • Measure the voltage between ground and:
      • brake pedal angle sensor C2064-1, circuit LCA27 (BN/WH), harness side.
      • brake pedal angle sensor C2064-6, circuit LCA27 (BN/WH), harness side.
        Fig 3: Measuring Voltage Between Ground And Brake Pedal Angle Sensor C2064-1, Circuit LCA27 (BN/WH), Harness Side
        G07938048Courtesy of FORD MOTOR CO.
    • Are the voltages approximately 5 volts? 
    • Yes  : INSTALL a new brake pedal angle sensor. REFER to Brake Pedal Angle Sensor Removal and Installation in HYDRAULIC BRAKE ACTUATION article.
    • No  : If the voltage is less than 5 volts, GO to Q4.

      If the voltage is greater than 5 volts, GO to  Q5.

  4. Q4 CHECK THE SENSOR VOLTAGE SUPPLY CIRCUIT FOR A SHORT TO GROUND 
    • Ignition OFF.
    • Disconnect: ABS Module C155.
    • Measure the resistance between ground and:
      • brake pedal angle sensor C2064-1, circuit LCA27 (BN/WH), harness side.
      • brake pedal angle sensor C2064-6, circuit LCA27 (BN/WH), harness side.
        Fig 4: Measuring Resistance Between Ground And Brake Pedal Angle Sensor C2064-1, Circuit LCA27 (BN/WH), Harness Side
        G07938049Courtesy of FORD MOTOR CO.
    • Is the resistance greater than 10, 000 ohms? 
    • Yes  : INSTALL a new ABS module. REFER to ANTI-LOCK BRAKE SYSTEM (ABS) MODULE . TEST the system for normal operation.
    • No  : REPAIR circuit LCA27 (BN/WH). CLEAR the DTCs. REPEAT the self-test.
  5. Q5 CHECK THE SENSOR VOLTAGE SUPPLY CIRCUIT FOR A SHORT TO VOLTAGE 
    • Ignition OFF.
    • Disconnect: ABS Module C155.
    • Ignition ON.
    • Measure the voltage between ground and:
      • brake pedal angle sensor C2064-1, circuit LCA27 (BN/WH), harness side.
      • brake pedal angle sensor C2064-6, circuit LCA27 (BN/WH), harness side.
        Fig 5: Measuring Voltage Between Ground And Brake Pedal Angle Sensor C2064-1, Circuit LCA27 (BN/WH), Harness Side
        G07938050Courtesy of FORD MOTOR CO.
    • Is any voltage present? 
    • Yes  : REPAIR circuit LCA27 (BN/WH). CLEAR the DTCs. REPEAT the self-test.
    • No  : INSTALL a new ABS module. REFER to ANTI-LOCK BRAKE SYSTEM (ABS) MODULE . TEST the system for normal operation.
  6. Q6 CHECK THE BRAKE PEDAL ANGLE SENSOR PIDs 
    • Connect: ABS Module C155.
    • Connect: Brake Pedal Angle Sensor C2064.
    • Ignition ON.
    • Enter the following diagnostic mode on the scan tool: DataLogger - ABS Module.
    • Monitor the following PIDs while applying and releasing the brake pedal:
      • Brake Pedal Angle Sensor Circuit 1 (BRK_PDL)
      • Brake Pedal Angle Sensor Circuit 2 (BRK_PDL_B)
    • Do the PIDs values reflect the movement of the brake pedal? 
    • Yes  : CLEAR the DTCs. REPEAT the self-test. If DTC C100A:62 returns, INSTALL a new ABS module. REFER to ANTI-LOCK BRAKE SYSTEM (ABS) MODULE . TEST the system for normal operation.
    • No  : If the BRK_PDL PID does not reflect the movement of the brake pedal, GO to  Q10.

      If the BRK_PDL_B PID does not reflect the movement of the brake pedal, GO to Q7.

  7. Q7 CHECK THE SENSOR SIGNAL 1 RETURN CIRCUIT FOR A SHORT TO GROUND 
    • Ignition OFF.
    • Disconnect: Brake Pedal Angle Sensor C2064 (if not previously disconnected).
    • Disconnect: ABS Module C155 (if not previously disconnected).
    • Measure the resistance between brake pedal angle sensor C2064-3, circuit VCA30 (YE/VT), harness side and ground.
      Fig 6: Measuring Resistance Between Brake Pedal Angle Sensor C2064-3, Circuit VCA30 (YE/VT), Harness Side And Ground
      G07938051Courtesy of FORD MOTOR CO.
    • Is the resistance greater than 10, 000 ohms? 
    • Yes  : GO to  Q9.
    • No  : REPAIR circuit VCA30 (YE/VT). CLEAR the DTCs. REPEAT the self-test.
  8. Q8 CHECK THE SENSOR SIGNAL 1 RETURN CIRCUIT FOR A SHORT TO VOLTAGE 
    • Ignition ON.
    • Measure the voltage between brake pedal angle sensor C2064-3, circuit VCA30 (YE/VT), harness side and ground.
      Fig 7: Measuring Voltage Between Brake Pedal Angle Sensor C2064-3, Circuit VCA30 (YE/VT), Harness Side And Ground
      G07938052Courtesy of FORD MOTOR CO.
    • Is any voltage present? 
    • Yes  : REPAIR circuit VCA30 (YE/VT). CLEAR the DTCs. REPEAT the self-test.
    • No  : GO to  Q13.
  9. Q9 CHECK THE SENSOR SIGNAL 1 RETURN CIRCUIT FOR AN OPEN 
    • Measure the resistance between brake pedal angle sensor C2064-3, circuit VCA30 (YE/VT), harness side and ABS module C155-44, circuit VCA30 (YE/VT), harness side.
      Fig 8: Measuring Resistance Between Brake Pedal Angle Sensor C2064-3, Circuit VCA30 (YE/VT) And ABS Module C155-44, Circuit VCA30 (YE/VT), Harness Side
      G07938053Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms? 
    • Yes  : GO to  Q14.
    • No  : REPAIR circuit VCA30 (YE/VT). CLEAR the DTCs. REPEAT the self-test.
  10. Q10 CHECK THE SENSOR SIGNAL 2 RETURN CIRCUIT FOR A SHORT TO GROUND 
    • Ignition OFF.
    • Disconnect: Brake Pedal Angle Sensor C2064 (if not previously disconnected).
    • Disconnect: ABS Module C155 (if not previously disconnected).
    • Measure the resistance between brake pedal angle sensor C2064-4, circuit VCA43 (WH/GN), harness side and ground.
      Fig 9: Measuring Resistance Between Brake Pedal Angle Sensor C2064-4, Circuit VCA43 (WH/GN), Harness Side And Ground
      G07938054Courtesy of FORD MOTOR CO.
    • Is the resistance greater than 10, 000 ohms? 
    • Yes  : GO to  Q12.
    • No  : REPAIR circuit VCA43 (WH/GN). CLEAR the DTCs. REPEAT the self-test.
  11. Q11 CHECK THE SENSOR SIGNAL 2 RETURN CIRCUIT FOR A SHORT TO VOLTAGE 
    • Ignition ON.
    • Measure the voltage between brake pedal angle sensor C2064-4, circuit VCA43 (WH/GN), harness side and ground.
      Fig 10: Measuring Voltage Between Brake Pedal Angle Sensor C2064-4, Circuit VCA43 (WH/GN), Harness Side And Ground
      G07938055Courtesy of FORD MOTOR CO.
    • Is any voltage present? 
    • Yes  : REPAIR circuit VCA43 (WH/GN). CLEAR the DTCs. REPEAT the self-test.
    • No  : GO to  Q13.
  12. Q12 CHECK THE SENSOR SIGNAL 2 RETURN CIRCUIT FOR AN OPEN 
    • Measure the resistance between brake pedal angle sensor C2064-4, circuit VCA43 (WH/GN), harness side and ABS module C155-11, circuit VCA43 (WH/GN), harness side.
      Fig 11: Measuring Resistance Between Brake Pedal Angle Sensor C2064-4, Circuit VCA43 (WH/GN) And ABS Module C155-11, Circuit VCA43 (WH/GN), Harness Side
      G07938056Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms? 
    • Yes  : GO to  Q14.
    • No  : REPAIR circuit VCA43 (WH/GN). CLEAR the DTCs. REPEAT the self-test.
  13. Q13 CHECK THE SENSOR GROUND CIRCUIT FOR AN OPEN 
    • Ignition OFF.
    • Measure the resistance between brake pedal angle sensor C2064-2, circuit RCA27 (WH), harness side and ABS module C155-14, circuit RCA27 (WH), harness side.
      Fig 12: Measuring Resistance Between Brake Pedal Angle Sensor C2064-2, Circuit RCA27 (WH) And ABS Module C155-14, Circuit RCA27 (WH), Harness Side
      G07938057Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms? 
    • Yes  : INSTALL a new brake pedal angle sensor. REFER to Brake Pedal Angle Sensor Removal and Installation in HYDRAULIC BRAKE ACTUATION article.
    • No  : REPAIR circuit RCA27 (WH). CLEAR the DTCs. REPEAT the self-test.
  14. Q14 CHECK THE SENSOR VOLTAGE SUPPLY CIRCUIT FOR AN OPEN 
    • Measure the resistance between brake pedal angle sensor C2064-1, circuit LCA27 (BN/WH), harness side and ABS module C155-2, circuit LCA27 (BN/WH), harness side.
      Fig 13: Measuring Resistance Between Brake Pedal Angle Sensor C2064-1, Circuit LCA27 (BN/WH) And ABS Module C155-2, Circuit LCA27 (BN/WH), Harness Side
      G07938058Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms? 
    • Yes  : INSTALL a new brake pedal angle sensor. REFER to Brake Pedal Angle Sensor Removal and Installation in HYDRAULIC BRAKE ACTUATION article.
    • No  : REPAIR circuit LCA27 (BN/WH). CLEAR the DTCs. REPEAT the self-test.
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