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Home >> Ford >> 2013 >> Fusion Titanium, FWD >> Repair and Diagnosis >> Electrical >> Charging Systems >> Charging System (General Information) (Except Hybrid) >> Diagnosis and Testing >> Charging System >> Pinpoint Tests >> Pinpoint Test E: B130C:12, B130C:14, B1438:03 >> B130C:12, B130C:14, B1438:03

B130C:12, B130C:14, B1438:03

NOTE: Make sure battery voltage is greater than 12.2 volts prior to and during this pinpoint test.
NOTE: Do not have a battery charger attached during vehicle testing.
  1. E1 CHECK THE BATTERY CURRENT SENSOR CONNECTION 
    • Inspect the battery current sensor for the following:
    • physical damage
    • corrosion
    • disconnected electrical connector
    • battery ground cable routed through the battery current sensor
    • debris between the battery current sensor and the battery ground cable

    Are any of these conditions found during inspection? 

    • Yes  : REPAIR as necessary. GO to  E13
    • No  : GO to E2 
  2. E2 CHECK THE BATTERY CURRENT SENSOR REFERENCE VOLTAGE CIRCUIT 
    • Ignition OFF.
    • Disconnect Battery current sensor C1646  .
    • Ignition ON.
    • Measure:
      Positive Lead Measurement/Action Negative Lead
      C1646-1  VOLTAGE Ground

    Is the voltage between 4.8 and 5.2 volts? 

    • Yes  : GO to  E6
    • No  : If the voltage is less than 4.8 volts, GO to  E4 If the voltage is greater than 5.2 volts, GO to E3 
  3. E3 CHECK THE BATTERY CURRENT SENSOR REFERENCE VOLTAGE CIRCUIT FOR A SHORT TO VOLTAGE 
    • Ignition OFF.
    • Disconnect BCM C2280C  .
    • Disconnect Run/Start relay.
    • Connect:
      Positive Lead Measurement/Action Negative Lead
      Run/start relay pin 3 FUSED JUMPER WIRE C2280C-18 
    • Ignition ON.
    • Measure:
      Positive Lead Measurement/Action Negative Lead
      C1646-1  VOLTAGE Ground

    Is any voltage present? 

    • Yes  : REPAIR the circuit.
    • No  : REMOVE the fused jumper wire. INSTALL the RUN/START relay and GO to  E13
  4. E4 CHECK THE BATTERY CURRENT SENSOR REFERENCE VOLTAGE CIRCUIT FOR A SHORT TO GROUND 
    • Ignition OFF.
    • Disconnect BCM C2280C  .
    • Measure:
      Positive Lead Measurement/Action Negative Lead
      C1646-1  OHM Ground

    Is the resistance greater than 10, 000 ohms? 

    • Yes  : GO to E5 
    • No  : REPAIR the circuit.
  5. E5 CHECK THE BATTERY CURRENT SENSOR REFERENCE VOLTAGE CIRCUIT FOR AN OPEN 
    • Measure:
      Positive Lead Measurement/Action Negative Lead
      C1646-1  OHM C2280C-3 

    Is the resistance less than 3 ohms? 

    • Yes  : GO to  E13
    • No  : REPAIR the circuit.
  6. E6 CHECK THE BATTERY CURRENT SENSOR SIGNAL RETURN CIRCUIT 
    • Measure:
      Positive Lead Measurement/Action Negative Lead
      C1646-1  VOLTAGE C1646-2 

    Is the voltage between 4.8 and 5.2 volts? 

    • Yes  : GO to  E9
    • No  : GO to E7 
  7. E7 CHECK THE BATTERY CURRENT SENSOR SIGNAL RETURN CIRCUIT FOR VOLTAGE 
    • Measure:
      Positive Lead Measurement/Action Negative Lead
      C1646-2  VOLTAGE Ground

    Is any voltage present? 

    • Yes  : REPAIR the circuit.
    • No  : GO to E8 
  8. E8 CHECK THE BATTERY CURRENT SENSOR SIGNAL RETURN CIRCUIT FOR AN OPEN 
    • Ignition OFF.
    • Disconnect BCM C2280C  .
    • Measure:
      Positive Lead Measurement/Action Negative Lead
      C1646-2  OHM C2280C-19 

    Is the resistance less than 3 ohms? 

    • Yes  : GO to  E13
    • No  : REPAIR the circuit.
  9. E9 CHECK THE BATTERY CURRENT SENSOR FEEDBACK CIRCUIT FOR A SHORT TO VOLTAGE 
    • Ignition OFF.
    • Disconnect BCM C2280C  .
    • Disconnect Run/Start relay.
    • Connect:
      Positive Lead Measurement/Action Negative Lead
      Run/start relay pin 3 FUSED JUMPER WIRE C2280C-18 
    • Ignition ON.
    • Measure:
      Positive Lead Measurement/Action Negative Lead
      C1646-3  VOLTAGE Ground

    Is any voltage present? 

    • Yes  : REPAIR the circuit.
    • No  : REMOVE the fused jumper wire. INSTALL the RUN/START relay and GO to E10 
  10. E10 CHECK THE BATTERY CURRENT SENSOR FEEDBACK CIRCUIT FOR A SHORT TO GROUND 
    • Ignition OFF.
    • Measure:
      Positive Lead Measurement/Action Negative Lead
      C1646-3  OHM Ground

    Is the resistance greater than 10, 000 ohms? 

    • Yes  : GO to E11 
    • No  : REPAIR the circuit.
  11. E11 CHECK THE BATTERY CURRENT SENSOR FEEDBACK CIRCUIT FOR AN OPEN 
    • Measure:
      Positive Lead Measurement/Action Negative Lead
      C1646-3  OHM C2280C-8 

    Is the resistance less than 3 ohms? 

    • Yes  : GO to E12 
    • No  : REPAIR the circuit.
  12. E12 CHECK THE BATTERY CURRENT SENSOR FEEDBACK CIRCUIT FOR A SHORT TO THE SIGNAL RETURN OR REFERENCE CIRCUIT 
    • Measure:
      Positive Lead Measurement/Action Negative Lead
      C1646-3  OHM C1646-1 
      C1646-3  OHM C1646-2 

    Are the resistances greater than 10, 000 ohms? 

    • Yes  : GO to E13 
    • No  : REPAIR the affected circuit.
  13. E13 CHECK THE BATTERY CURRENT SENSOR CONNECTION 
    • Ignition OFF.
    • Disconnect Battery Current Sensor C1646  , if necessary.
    • Inspect the battery current sensor connector for:
      • corrosion (install new connector or terminals - clean module pins)
      • damaged or bent pins - install new terminals/pins
      • pushed-out pins - install new pins as necessary
    • Connect Battery Current Sensor C1646  .
    • Connect BCM C2280C  .
    • Ignition ON.
    • Using a diagnostic scan tool, clear all Diagnostic Trouble Codes (DTCs) in all modules.
    • Using a diagnostic scan tool, perform the BCM  self-test.

    Did the DTC return? 

    • Yes  : REPAIR as necessary or INSTALL a new battery current sensor.

      REFER to: BATTERY CURRENT SENSOR .

      CLEAR the Diagnostic Trouble Codes (DTCs). REPEAT the self-test. If the DTC  returns, GO to E14 

    • No  : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
  14. E14 CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION 
    • Ignition OFF.
    • Disconnect and inspect all BCM  connectors.
    • Repair:
      • corrosion (install new connector or terminals - clean module pins)
      • damaged or bent pins - install new terminals/pins
      • pushed-out pins - install new pins as necessary
    • Reconnect the BCM  connectors. Make sure they seat and latch correctly.
    • Operate the system and determine if the concern is still present.

    Is the concern still present? 

    • Yes  : CHECK OASIS  for any applicable Technical Service Bulletins (TSBs). If a TSB  exists for this concern, DISCONTINUE this test and FOLLOW the TSB  instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new BCM  .

      REFER to: BODY CONTROL MODULE (BCM) .

      CLEAR all Diagnostic Trouble Codes (DTCs) in all modules.

    • No  : The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues.
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