LEMON Manuals: Even more car manuals for everyone
Home >> Ford >> 2012 >> Focus S, Standard Trans, Gas >> Repair and Diagnosis >> External Pages >> Different car >> Section 10 (Starting System - 2.0L ECOBOOST) >> Diagnosis and Testing >> Starting System >> Pinpoint Test(s) >> Engine Does Not Crank >> Pinpoint Test A: Engine Does Not Crank

Pinpoint Test A: Engine Does Not Crank

WARNING: This page is about a different car, the 2013 Ford Focus. However, it is still accessible from the selected car via links, so may be relevant.
  1. A1 CHECK THE BATTERY 
    • Check the battery condition and state of charge.

      REFER to: Battery  ( BATTERY ).

    Is the battery OK? 

    1. Yes:  GO to A2 
    2. No  : CHARGE or INSTALL a new battery as necessary.

      REFER to: Battery  ( BATTERY ).

  2. A2 CHECK FOR NO KEY DETECTED MESSAGE IN THE MESSAGE CENTER 
    • Check the message center while pressing the ignition switch - push button start.

      Is No Key Detected displayed? 

      1. Yes:  Diagnose "No Key Found" Message.

        REFER to: Passive Anti-Theft System (PATS)  ( PASSIVE ANTI-THEFT SYSTEM (PATS) - PUSH BUTTON START ).

      2. No  : GO to A3 
  3. A3 CHECK THE IPC (INSTRUMENT PANEL CLUSTER) OPERATION 
    • Observe the IPC operation while pressing the ignition switch - push button start.

      Do some indicators in the IPC illuminate? 

      1. Yes:  GO to  A5
      2. No  : GO to A4 
  4. A4 CHECK FOR COMMUNICATION WITH THE SCAN TOOL 
  5. A5 RETRIEVE DTCS 
    • Ignition ON.
    • Using a diagnostic scan tool, perform self-tests for:
      • RFA
      • BCM
      • PCM

      Were Diagnostic Trouble Codes (DTCs) retrieved on-demand during self-test? 

      1. Yes:  For all RFA module Diagnostic Trouble Codes (DTCs),

        REFER to: Remote Function Actuator (RFA) Module  ( REMOTE FUNCTION ACTUATOR (RFA) MODULE ).

        For BCM Diagnostic Trouble Code (DTC) P0833:23, GO to  A22 For all other BCM Diagnostic Trouble Codes (DTCs),

        REFER to: Body Control Module (BCM)  ( BODY CONTROL MODULE (BCM) ).

        For all PCM Diagnostic Trouble Codes (DTCs),

        REFER to: Electronic Engine Controls  ( ELECTRONIC ENGINE CONTROLS ).

      2. No  : GO to A6 
  6. A6 CHECK THE PCM (POWERTRAIN CONTROL MODULE) CLUTCH PEDAL AT OR NEAR BOTTOM OF TRAVEL (CPP_BOT) PID 
    • Using a diagnostic scan tool, while viewing the PCM Parameter Identification (PID) CPP_BOT, fully apply the clutch pedal and release.

      Does the Parameter Identification (PID) change from NO to YES when the clutch pedal is fully applied? 

      1. Yes:  GO to A7 
      2. No  : GO to  A19
  7. A7 CHECK THE PCM (POWERTRAIN CONTROL MODULE) ENGINE CRANKING (ENG_CRANK) PID 
    • Make sure the transmission is in NEUTRAL.
    • Using a diagnostic scan tool, while viewing the PCM Parameter Identification (PID) ENG_CRANK, press the ignition switch - push button start and the clutch pedal.

      Does the PCM Parameter Identification (PID) ENG_CRANK change from Inactive to Active? 

      1. Yes:  GO to A8 
      2. No  : GO to  A18
  8. A8 CHECK THE STARTER RELAY CONTROL OPERATION 
    NOTE: The following step uses a test light to simulate normal circuit loads. Use only the test light recommended in the MEASURING AUTOMOTIVE CIRCUITS . To avoid connector terminal damage, use the Flex Probe Kit for the test light probe connection to the vehicle. Do not use the test light probe directly on any connector.
    • Remove the BJB starter relay.
    • Measure:
      Positive Lead Measurement / Action Negative Lead
      G08063844

      BJB starter relay pin 1
      G08063907
      G08063844

      BJB starter relay pin 2
    • Make sure the transmission is in NEUTRAL.
    • While pressing the ignition switch - push button start and the clutch pedal, observe the test light.

    Does the test light illuminate when the ignition switch - push button start and clutch pedal are pressed? 

    1. Yes:  GO to A9 
    2. No  : GO to  A16
  9. A9 CHECK THE VOLTAGE TO THE STARTER RELAY 
    • Ignition OFF.
    • Disconnect: Starter Relay.
    • Measure:
      Positive Lead Measurement / Action Negative Lead
      G08063847

      BJB starter relay pin 3
      G08063910
      		 -

      Is the voltage greater than 11 volts? 

      1. Yes: 
      2. No  : VERIFY BJB fuse 13 (30A) is OK. If OK, REPAIR the circuit for an open. If not OK, REFER to the OEM WIRING DIAGRAMS to identify the possible causes of the circuit short.
  10. A10 CHECK THE STARTER MOTOR OPERATION AT THE STARTER RELAY 
    • Ignition OFF.
    • Make sure the transmission is in NEUTRAL.
    • Measure:

      Click to display connectors 

      Positive Lead Measurement / Action Negative Lead
      BJB starter relay pin 3
      G08063911
      		 BJB starter relay pin 5

      Did the starter engage and the engine crank? 

      1. Yes:  INSTALL a new starter relay.
      2. No  : GO to A11 
  11. A11 CHECK THE BATTERY GROUND CABLES 
    • Measure:
      Positive Lead Measurement / Action Negative Lead
      G08063852
      G08063913
      		 G100
      G08063852
      G08063915
      		 G101
      G08063916
      G08063917
      		 G102

      Are the voltages greater than 11 volts? 

      1. Yes:  GO to A12 
      2. No  : CLEAN or INSTALL new negative battery cables as necessary.

        REFER to: Battery Cables - 2.0L EcoBoost  ( BATTERY CABLES - 2.0L ECOBOOST ).

  12. A12 CHECK THE STARTER MOTOR GROUND 
    • Measure:
      Positive Lead Measurement / Action Negative Lead
      G08063852
      G08063919
      G08063920

      Is the voltage greater than 11 volts? 

      1. Yes:  GO to A13 
      2. No  : CLEAN the starter motor mounting flange and MAKE SURE the starter motor is correctly mounted.
  13. A13 CHECK THE VOLTAGE TO THE STARTER MOTOR 
    • Measure:

      Click to display connectors 

      Positive Lead Measurement / Action Negative Lead
      C197A-1 
      G08063921
      		 -

      Is the voltage greater than 11 volts? 

      1. Yes:  GO to A14 
      2. No  : INSTALL a new positive battery cable.

        REFER to: Battery Cables  ( BATTERY CABLES - 2.0L ECOBOOST ).

  14. A14 CHECK THE STARTER MOTOR FOR CORRECT OPERATION 
    • Ignition OFF.
    • With the transmission in NEUTRAL, momentarily connect a fused jumper wire:
      Positive Lead Measurement / Action Negative Lead
      G08063860
      G08063923
      G08063860

      Did the starter engage and the engine crank? 

      1. Yes:  GO to A15 
      2. No  : INSTALL a new starter motor.

        REFER to: Starter Motor  .

  15. A15 CHECK FOR START INPUT AT THE STARTER 
    • Connect: Starter Relay.
    • Disconnect Starter C197B-1 ("S"-terminal)  .
    • Press the ignition switch - push button start and the clutch pedal.
    • Measure:

      Click to display connectors 

      Positive Lead Measurement / Action Negative Lead
      C197B-1 
      G08063925
      		 -

      Is the voltage greater than 11 volts? 

      1. Yes:  CLEAN the starter solenoid "S" terminal and starter solenoid connector. CHECK the wiring and the starter motor for a loose or intermittent connection.
      2. No  : REPAIR the circuit for an open.
  16. A16 CHECK THE PCM STARTER RELAY CIRCUITS FOR A SHORT TO GROUND 
    • Ignition OFF.
    • Disconnect Audio Control Module (ACM) C240A  .
    • Disconnect PCM C1381B  .
    • Measure:

      Click to display connectors 

      Positive Lead Measurement / Action Negative Lead
      C1381B-9  Ω -
      C1381B-11  Ω -

      Are the resistances greater than 10, 000 ohms? 

      1. Yes:  GO to A17 
      2. No  : REPAIR the affected circuit.
  17. A17 CHECK THE PCM STARTER RELAY CIRCUITS FOR AN OPEN 
    • Measure:

      Click to display connectors 

      Positive Lead Measurement / Action Negative Lead
      C1381B-9  Ω BJB start relay pin 2
      C1381B-11  Ω BJB start relay pin 1

      Are the resistances less than 3 ohms? 

      1. Yes:  GO to  A24
      2. No  : REPAIR the affected circuit.
  18. A18 CHECK THE CRANK DETECT CIRCUIT FOR VOLTAGE AT THE PCM 
    • Ignition OFF.
    • Disconnect PCM C1381B  .
    • While pressing the ignition switch - push button start, measure:

      Click to display connectors 

      Positive Lead Measurement / Action Negative Lead
      C1381B-17 
      G08063926
      		 -

      Is the voltage greater than 11 volts? 

      1. Yes:  GO to  A24
      2. No  : REPAIR the circuit.
  19. A19 CHECK THE CPP (CLUTCH PEDAL POSITION) SWITCH 
    • Ignition OFF.
    • Disconnect PCM C1381B  .
    • While fully applying the clutch pedal, measure:

      Click to display connectors 

      Positive Lead Measurement / Action Negative Lead
      C1381B-13  Ω -

      Is the resistance less than 3 ohms? 

      1. Yes:  GO to  A24
      2. No  : GO to A20 
  20. A20 CHECK THE CPP (CLUTCH PEDAL POSITION) GROUND CIRCUIT FOR AN OPEN 
    • Disconnect CPP switch C257  .
    • Measure:

      Click to display connectors 

      Positive Lead Measurement / Action Negative Lead
      C257-2  Ω -

      Is the resistance less than 3 ohms? 

      1. Yes:  GO to A21 
      2. No  : REPAIR the circuit.
  21. A21 CHECK THE CPP (CLUTCH PEDAL POSITION) SWITCH CIRCUIT FOR AN OPEN 
    • Measure:

      Click to display connectors 

      Positive Lead Measurement / Action Negative Lead
      C1381B-13  Ω C257-1 

      Is the resistance less than 3 ohms? 

      1. Yes:  INSTALL a new Clutch Pedal Position (CPP) switch.

        REFER to: Clutch Pedal Position (CPP) Switch  ( CLUTCH PEDAL POSITION (CPP) SWITCH ).

      2. No  : REPAIR the circuit.
  22. A22 CHECK FOR DTC WITH CPP (CLUTCH PEDAL POSITION) SWITCH DISCONNECTED 
    • Ignition OFF.
    • Disconnect CPP switch C257  .
    • Ignition ON.
    • Using a diagnostic scan tool, perform BCM self-test.

      Was Diagnostic Trouble Code (DTC) P0833:23 retrieved during on-demand self-test with the Clutch Pedal Position (CPP) switch disconnected? 

      1. Yes:  GO to A23 
      2. No  : INSTALL a new Clutch Pedal Position (CPP) switch.

        REFER to: Clutch Pedal Position (CPP) Switch  ( CLUTCH PEDAL POSITION (CPP) SWITCH ).

  23. A23 CHECK THE CLUTCH BOTTOM TRAVEL CIRCUIT FOR A SHORT TO GROUND 
    • Ignition OFF.
    • Disconnect BCM C2280A  .
    • Disconnect PCM C1381B  .
    • Measure:

      Click to display connectors 

      Positive Lead Measurement / Action Negative Lead
      C1381B-13  Ω -

      Is the resistance greater than 10, 000 ohms? 

      1. Yes:  GO to  A25
      2. No  : REPAIR the circuit.
  24. A24 CHECK FOR CORRECT PCM OPERATION 
    • Ignition OFF.
    • Disconnect and inspect all PCM connectors.
    • Repair:
      • corrosion (install new connectors or terminals - clean module pins)
      • damaged or bent pins - install new terminals/pins
      • pushed-out pins - install new pins as necessary
    • Reconnect the PCM connectors. Make sure they seat and latch correctly.
    • Operate the system and determine if the concern is still present.

      Is the concern still present? 

      1. 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 PCM.

        REFER to: Powertrain Control Module (PCM)  ( POWERTRAIN CONTROL MODULE (PCM) ).

      2. 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.
  25. A25 CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION 
    • Ignition OFF.
    • Disconnect and inspect all BCM connectors.
    • Repair:
      • corrosion (install new connectors 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.
    • Connect CPP C257  .
    • Connect PCM C1381B  .
    • Operate the system and determine if the concern is still present.

      Is the concern still present? 

      1. 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 TSB addresses this concern, INSTALL a new BCM.

        REFER to: Body Control Module (BCM)  ( BODY CONTROL MODULE (BCM) ).

      2. 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.
scientia non olet · About LEMON Manuals