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Home >> Ford >> 2006 >> Focus ZX5 SE, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1334 (Anti-Lock Brake System - Vehicle Dynamic Systems) >> Diagnosis And Testing >> Anti-Lock Control - Hybrid >> Pinpoint Tests >> Pinpoint Test R: DTCs C1011:1C, 1F, 67 and C1012:01 >> PINPOINT TEST R: DTCs C1011:1C, 1F, 67 AND C1012:01

PINPOINT TEST R: DTCs C1011:1C, 1F, 67 AND C1012:01

WARNING: This page is about a different car, the 2010 Mercury Mariner and 2010 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: Use the Flex Probe Kit for all test connections to prevent damage to the wiring terminals. Do not use standard multi-meter probes.
  1. R1 VERIFY ALL WIRING CONNECTIONS 
    • Ignition OFF.
    • Disconnect: ABS Module C155.
    • Disconnect: Brake Pedal Feel Simulator Cut-Off Pressure Sensor C2405.
    • Disconnect: Brake Pedal Feel Simulator Cut-Off Valve Solenoid C2406.
    • Using a good light source, inspect each connector terminal for any corrosion.
    • Inspect both connectors for any pushed-out pins.

      Refer to appropriate SYSTEM WIRING DIAGRAMS 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:
      • C155-5
      • C155-40
      • C155-41
      • C2405-1
      • C2405-2
      • C2405-3
      • C2406-1
      • C2406-2
        Fig 1: Identifying ABS Module C155, C2405 And C2406 Connector Pins
        G06389166Courtesy of FORD MOTOR CO.
    • Refer to appropriate SYSTEM WIRING DIAGRAMS article for schematic and connector information.
    • Is each terminal free of corrosion, pushed-out pins or spread terminals? 
    1. Yes:  GO to R2  .
    2. No:  REPAIR the affected terminal(s). CLEAR the DTCs. REPEAT the self-test.
  2. R2 CHECK THE DTCs FROM THE ABS MODULE SELF-TEST 
    • Review the DTCs retrieved and recorded during Inspection and Verification.
    • Is DTC C1011:1C, 1F, 67 or C1012:01 present? 
    1. Yes:  If DTC C1011:1C, 1F or 67 are present, GO to R3  . If DTC C1012:01 is present, GO to  R7.
    2. No:  For all other ABS module DTCs, REFER to the ABS MODULE DTC CHART .
  3. R3 CHECK THE BRAKE PEDAL FEEL SIMULATOR CUT-OFF PRESSURE SENSOR CIRCUITS FOR A SHORT TO GROUND 
    • Measure the resistance between ground and:
      • brake pedal feel simulator cut-off pressure sensor C2405-1, circuit RCA16 (BU/BN), harness side.
      • brake pedal feel simulator cut-off pressure sensor C2405-2, circuit VCA13 (YE/BU), harness side.
      • brake pedal feel simulator cut-off pressure sensor C2405-3, circuit LCA16 (GN), harness side.
        Fig 2: Checking Brake Pedal Feel Simulator Cut-Off Pressure Sensor Circuits For Short To Ground
        G06094558Courtesy of FORD MOTOR CO.
    • Is the resistance greater than 10,000 ohms? 
    1. Yes:  GO to R4  .
    2. No:  REPAIR the affected circuit(s). CLEAR the DTCs. REPEAT the self-test.
  4. R4 CHECK THE BRAKE PEDAL FEEL SIMULATOR CUT-OFF PRESSURE SENSOR CIRCUITS FOR A SHORT TO VOLTAGE 
    • Ignition ON.
    • Measure the voltage between ground and:
      • brake pedal feel simulator cut-off pressure sensor C2405-1, circuit RCA16 (BU/BN), harness side.
      • brake pedal feel simulator cut-off pressure sensor C2405-2, circuit VCA13 (YE/BU), harness side.
      • brake pedal feel simulator cut-off pressure sensor C2405-3, circuit LCA16 (GN), harness side.
        Fig 3: Checking Brake Pedal Feel Simulator Cut-Off Pressure Sensor Circuits For Short To Voltage
        G06094559Courtesy of FORD MOTOR CO.
    • Is any voltage present? 
    1. Yes:  REPAIR the affected circuit(s). CLEAR the DTCs. REPEAT the self-test.
    2. No:  GO to R5  .
  5. R5 CHECK THE BRAKE FLUID PRESSURE SENSOR CIRCUITS FOR AN OPEN 
    • Ignition OFF.
    • Measure the resistance between the ABS module, harness side and the brake pedal feel simulator cut-off pressure sensor, harness side as indicated in the following chart:
      TERMINAL RESISTANCE REFERENCE

      ABS Module Circuit Brake Pedal Feel Simulator Cut-Off Pressure Sensor
      C155-5 LCA16 (GN) C2405-3
      C155-41 VCA13 (YE/BU) C2405-2
      C155-40 RCA16 (BU/BN) C2405-1
      Fig 4: Checking Brake Fluid Pressure Sensor Circuits For An Open
      G06094560Courtesy of FORD MOTOR CO.
    • Are the resistances less than 5 ohms? 
    1. Yes:  GO to R6  .
    2. No:  REPAIR the affected circuit(s). CLEAR the DTCs. REPEAT the self-test.
  6. R6 CHECK THE ABS MODULE OUTPUT 
    • Connect: ABS Module C155.
    • Ignition ON.
    • Measure the voltage between brake pedal feel simulator cut-off pressure sensor C2405-1, circuit RCA16 (BU/BN), harness side and brake pedal feel simulator cut-off pressure sensor C2405-3, circuit LCA16 (GN), harness side.
      Fig 5: Measuring Voltage Between Brake Pedal Feel Simulator Cut-Off Pressure Sensor C2405-1
      G06389170Courtesy of FORD MOTOR CO.
    • Is approximately 5 volts present? 
    1. Yes:  INSTALL a new brake pedal and bracket assembly. REFER to Brake Pedal and Bracket - Hybrid in HYDRAULIC BRAKE ACTUATION . CLEAR the DTCs. REPEAT the self-test.
    2. No:  GO to  R11.
  7. R7 CHECK THE BRAKE PEDAL FEEL SIMULATOR CUT-OFF VALVE SOLENOID CIRCUITS FOR A SHORT TO GROUND 
    • Ignition OFF.
    • Disconnect: Brake Pedal Feel Simulator Cut-Off Valve Solenoid C2406.
    • Measure the resistance between ground and:
      • brake pedal feel simulator cut-off valve solenoid C2406-1, circuit CCB31 (BN/VT), harness side.
      • brake pedal feel simulator cut-off valve solenoid C2406-2, circuit CCB32 (BU/OG), harness side.
        Fig 6: Checking Brake Pedal Feel Simulator Cut-Off Valve Solenoid Circuits For Short To Ground
        G06257145Courtesy of FORD MOTOR CO.
    • Is the resistance greater than 10,000 ohms? 
    1. Yes:  GO to R8  .
    2. No:  REPAIR the affected circuit(s). CLEAR the DTCs. REPEAT the self-test.
  8. R8 CHECK THE BRAKE PEDAL FEEL SIMULATOR CUT-OFF VALVE SOLENOID CIRCUITS FOR A SHORT TO VOLTAGE 
    • Ignition ON.
    • Measure the voltage between ground and:
      • brake pedal feel simulator cut-off valve solenoid C2406-1, circuit CCB31 (BN/VT), harness side.
      • brake pedal feel simulator cut-off valve solenoid C2406-2, circuit CCB32 (BU/OG), harness side.
        Fig 7: Checking Brake Pedal Feel Simulator Cut-Off Valve Solenoid Circuits For Short To Voltage
        G06094563Courtesy of FORD MOTOR CO.
    • Is any voltage present? 
    1. Yes:  REPAIR the affected circuit(s). CLEAR the DTCs. REPEAT the self-test.
    2. No:  GO to R9  .
  9. R9 CHECK THE BRAKE PEDAL FEEL SIMULATOR CUT-OFF VALVE SOLENOID CIRCUITS FOR AN OPEN 
    • Ignition OFF.
    • Measure the resistance between the ABS module, harness side and the brake pedal feel simulator cut-off valve solenoid, harness side as indicated in the following chart:
      TERMINAL RESISTANCE REFERENCE

      ABS Module Circuit Brake Pedal Feel Simulator Cut-Off Valve Solenoid
      C155-4 CCB31 (BN/VT) C2406-1
      C155-3 CCB32 (BU/OG) C2406-2
      Fig 8: Checking Brake Pedal Feel Simulator Cut-Off Valve Solenoid Circuits For An Open
      G06094564Courtesy of FORD MOTOR CO.
    • Are the resistances less than 5 ohms? 
    1. Yes:  GO to R10  .
    2. No:  REPAIR the affected circuit(s). CLEAR the DTCs. REPEAT the self-test.
  10. R10 ISOLATE THE BRAKE PEDAL FEEL SIMULATOR CUT-OFF VALVE SOLENOID 
    • Measure the resistance between brake pedal feel simulator cut-off valve solenoid C2406 pin-1 and pin-2, component side.
    • Is the resistance between 18 and 20 ohms? 
    1. Yes:  GO to R11  .
    2. No:  INSTALL a new brake pedal assembly. REFER to Brake Pedal and Bracket in HYDRAULIC BRAKE ACTUATION .
  11. R11 CHECK FOR CORRECT ABS MODULE OPERATION 
    • Disconnect: ABS Module C155 (if not previously disconnected).
    • Check for:
      • corrosion.
      • pushed-out pins.
      • spread terminals.
    • Connect: ABS Module C155.
    • Make sure the connector is seated correctly, then operate the system and verify the concern is still present.
    • Is the concern still present? 
    1. Yes:  INSTALL a new ABS module. REFER to ANTI-LOCK BRAKE SYSTEM (ABS) MODULE . TEST the system for normal operation.
    2. No:  The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. CLEAR the DTCs. REPEAT the self-test.
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