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Home >> Ford >> 2021 >> Mustang Mach 1 Premium, Automatic Trans >> Repair and Diagnosis >> Engine Mechanical >> Starter >> Starting System - 5.0L 32V Ti-VCT (359KW/486PS) (WU)/5.0L Ti-VCT V8 (343KW/466PS) (MF) >> Diagnosis And Testing >> Starting System >> Pinpoint Test(s) >> Pinpoint Test A: Engine Does Not Crank

Pinpoint Test A: Engine Does Not Crank

  1. Refer to appropriate service information for schematic and connector information.

    Normal Operation and Fault Conditions 

    REFER to: Starting System - System Operation and Component Description .

    DTC Fault Trigger Conditions 

    DTC Description Fault Trigger Condition
    PCM P06E9:00 Engine Starter Performance: No Sub Type Information The PCM sets this DTC when no engine rotation is detected during a crank event.
    PCM P0830:11 Clutch Pedal Switch "A" Circuit: Circuit Short To Ground The BCM sets this DTC when a short to ground is detected on the clutch bottom of travel circuit during an on-demand self test.

    Possible Sources 

    • Battery
    • Battery cables
    • IPC
    • Starter motor
    • BJB starter relay

    Visual Inspection and Pre-checks 

    • Inspect the run/start relay.
    • Inspect the high current BJB connections.
    • Verify the BJB fuse 60 (5A).
    • Verify the BJB fuse 30 (30A).
    • Inspect the passive key.
    • Inspect the CPP switch (manual transmission only).

  2. A1 PERFORM INSPECTION AND VERIFICATION

    • NOTE: Make sure battery voltage is greater than 12.2 volts prior to and during this pinpoint test.
      NOTE: If it is necessary to leave the battery charger connected during testing, do not leave it on its highest or boost setting. The highest settings can exceed 16 volts, resulting in false test results and setting of DTCs.

      Perform Inspection and Verification procedure.Inspection and Verification .

    Was an obvious cause for an observed or reported concern found? 

    Yes  CORRECT the cause as necessary.
    No  GO to  A2
  3. A2 CHECK FOR NO KEY DETECTED MESSAGE IN THE MESSAGE CENTER

    • NOTE: There are certain areas inside the vehicle where the passive key may not be detected and the message center displays NO KEY DETECTED. If the passive key is in the far outside edges of the interior (like in a door map pocket or above a sun visor) it might not be detected. Move the passive key to a different location and try to start the vehicle again.

      Check the message displayed in the message center while pressing the engine start/stop switch.

    Is NO KEY DETECTED displayed? 

    Yes  DIAGNOSE the NO KEY DETECTED concern. REFER to: Passive Anti-Theft System (PATS)
    No  GO to  A3
  4. A3 VERIFY THE BCM (BODY CONTROL MODULE), IPC (INSTRUMENT PANEL CLUSTER) AND PCM (POWERTRAIN CONTROL MODULE) PASS THE NETWORK TEST

    • Ignition ON.

    • Using a diagnostic scan tool, perform the Network Test.

    Did the BCM, IPC and PCM pass the Network Test? 

    Yes  GO to  A4
    No  REFER to: Communications Network
  5. A4 RETRIEVE BCM (BODY CONTROL MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)

    • Using a diagnostic scan tool, perform BCM self-test.

    Are any BCM Diagnostic Trouble Codes (DTCs) present? 

    Yes  For DTC P0830:11 GO to  A26
    For all BCM Diagnostic Trouble Codes (DTCs), REFER to the BCM DTC Chart in DTC Charts .
    No  GO to  A5
  6. A5 RETRIEVE PCM (POWERTRAIN CONTROL MODULE) DIAGNOSTIC TROUBLE CODES (DTCS)

    • Using a diagnostic scan tool, perform PCM self-test.

    Are any PCM Diagnostic Trouble Codes (DTCs) other than P06E9 present? 

    Yes  REFER to the PCM DTC Chart in DTC Charts .
    No  With automatic transmission, GO to  A6 With manual transmission, GO to  A11
  7. A6 CHECK THE OPERATION OF THE STOPLAMPS

    • While observing the stoplamps, apply the brake pedal.

    Do the stoplamps illuminate? 

    Yes  GO to  A7
    No  DIAGNOSE All the Stoplamps are inoperative. REFER to: Stoplamps
  8. A7 CHECK THE BRAKE PEDAL POSITION (BOO1) PID (PARAMETER IDENTIFICATION)

    • Using a diagnostic scan tool, view PCM Parameter Identifications (PIDs).

    • Monitor the PCM B001 PID while applying the brake pedal.

    Does the PID read On? 

    Yes  GO to  A9
    No  GO to  A8
  9. A8 CHECK THE BPP (BRAKE PEDAL POSITION) SWITCH CIRCUIT FOR VOLTAGE AT THE PCM (POWERTRAIN CONTROL MODULE)

    • Ignition OFF.

    • Disconnect PCM C175B.

    • While applying the brake pedal, measure:
      Positive Lead Measurement / Action Negative Lead
      C175B-23
      GFD602206Courtesy of FORD MOTOR COMPANY
      Ground

    Is the voltage greater than 11 volts? 

    Yes  GO to  A28
    No  REPAIR the circuit.
  10. A9 CHECK BCM (BODY CONTROL MODULE) IGN_SW_STATE PID (PARAMETER IDENTIFICATION)

    • Using a diagnostic scan tool, view the BCM Parameter Identifications (PIDs).

    • Make sure the transmission is in PARK or NEUTRAL.

    • Monitor the BCMPID IGN_SW_STATE while pressing the engine start/stop switch and the brake pedal.

    Does the PID change from Off to Start when the ignition switch - push button start and brake pedal are pressed? 

    Yes  GO to  A10
    No  DIAGNOSE No power in ON. REFER to: Stoplamps
  11. A10 CHECK THE PCM (POWERTRAIN CONTROL MODULE) IN GEAR-TRANSMISSION IS APPLYING A LOAD TO ENGINE (IN_GEAR) PID (PARAMETER IDENTIFICATION)

    • Using a diagnostic scan tool, view the PCM Parameter Identifications (PIDs).

    • Monitor the PCMPID IN_GEAR, while placing the gear selector in PARK and then NEUTRAL.

    Does the PID read No in both positions? 

    Yes  GO to  A12
    No  REFER to: DTC Chart and Pinpoint Tests - 5.0L Ti-VCT V8 (308kW/418PS)
  12. A11 CHECK THE PCM (POWERTRAIN CONTROL MODULE) CLUTCH PEDAL AT OR NEAR BOTTOM OF TRAVEL (CPP_BOT) PID (PARAMETER IDENTIFICATION)

    • Using a diagnostic scan tool, while viewing the PCMPID CPP_BOT, fully apply the clutch pedal and release.

    Does the PID change from NO to YES when the clutch pedal is fully applied? 

    Yes  GO to  A12
    No  GO to  A23
  13. A12 CHECK THE PCM (POWERTRAIN CONTROL MODULE) ENGINE CRANKING (ENG_CRANK) PID (PARAMETER IDENTIFICATION)

    • Make sure the transmission is in PARK or NEUTRAL.

    • Using a diagnostic scan tool, view the PCM Parameter Identifications (PIDs).

    • Monitor the PCMPID ENG_CRANK while pressing the engine start/stop switch and the brake pedal (with automatic transmission) or fully apply the clutch pedal (with manual transmission).

    Does the PID change from Inactive to Active? 

    Yes  GO to  A13
    No  GO to  A28
  14. A13 CHECK THE STARTER RELAY CONTROL OPERATION

    NOTE: The following step uses a test light to simulate normal circuit loads. 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
      GFD602193Courtesy of FORD MOTOR COMPANY

      BJB starter relay pin 1
      GFD602194Courtesy of FORD MOTOR COMPANY
      GFD602193Courtesy of FORD MOTOR COMPANY

      BJB starter relay pin 2

    • Make sure the transmission is in PARK or NEUTRAL.

    • While pressing the engine start/stop switch and the brake pedal, observe the test light.

    Does the test light illuminate when the engine start/stop switch is pressed? 

    Yes  GO to  A14
    No  GO to  A21
  15. A14 CHECK THE VOLTAGE TO THE STARTER RELAY

    • Measure:
      Positive Lead Measurement / Action Negative Lead
      GFD602193Courtesy of FORD MOTOR COMPANY

      BJB starter relay pin 3
      GFD602206Courtesy of FORD MOTOR COMPANY
      Ground

    Is the voltage greater than 11 volts? 

    Yes  GO to  A15
    No  VERIFY BJB fuse 30 (30A) is OK. If OK, REPAIR the circuit for an open. If not OK, REFER to the appropriate service information to identify the possible causes of the circuit short.
  16. A15 CHECK THE STARTER MOTOR OPERATION AT THE STARTER RELAY

    • Ignition OFF.

    • With the transmission in PARK or NEUTRAL, momentarily connect a fused jumper wire:
      Positive Lead Measurement / Action Negative Lead
      GFD602193Courtesy of FORD MOTOR COMPANY

      BJB starter relay pin 3
      GFD602195Courtesy of FORD MOTOR COMPANY
      GFD602193Courtesy of FORD MOTOR COMPANY

      BJB starter relay pin 5

    Did the starter engage and the engine crank? 

    Yes  INSTALL a new starter relay.
    No  GO to  A16
  17. A16 CHECK THE BATTERY GROUND CABLES

    • Measure:
      Positive Lead Measurement / Action Negative Lead
      GFD602196Courtesy of FORD MOTOR COMPANY
      GFD602206Courtesy of FORD MOTOR COMPANY
      Ground G106
      GFD602196Courtesy of FORD MOTOR COMPANY
      GFD602206Courtesy of FORD MOTOR COMPANY
      Ground G108

    Are the voltages greater than 11 volts? 

    Yes  GO to  A17
    No  CLEAN or INSTALL new negative battery cables as necessary. REFER to: Battery Cables - 5.0L 32V Ti-VCT (359kW/486PS) (WU)/5.0L Ti-VCT V8 (331kW/450PS) (MF)
  18. A17 CHECK THE STARTER MOTOR GROUND

    • Measure:
      Positive Lead Measurement / Action Negative Lead
      GFD602196Courtesy of FORD MOTOR COMPANY
      GFD602206Courtesy of FORD MOTOR COMPANY
      GFD602197Courtesy of FORD MOTOR COMPANY

      Starter motor case

    Is the voltage greater than 11 volts? 

    Yes  GO to  A18
    No  CLEAN the starter motor mounting flange and MAKE SURE the starter motor is correctly mounted. REFER to: Starter Motor 
  19. A18 CHECK THE VOLTAGE TO THE STARTER MOTOR

    • Measure:
      Positive Lead Measurement / Action Negative Lead
      C197C-1 ("B" terminal)
      GFD602206Courtesy of FORD MOTOR COMPANY
      Ground

    Is the voltage greater than 11 volts? 

    Yes  GO to  A19
    No  INSTALL a new positive battery cable. REFER to: Battery Cables - 5.0L 32V Ti-VCT (359kW/486PS) (WU)/5.0L Ti-VCT V8 (331kW/450PS) (MF)
  20. A19 CHECK THE STARTER MOTOR FOR CORRECT OPERATION

    • Perform Starter Motor - Positive Circuit Test in this information.

    Was an obvious cause found? 

    Yes  Correct the cause as necessary.
    No  GO to  A20
  21. A20 CHECK FOR START INPUT AT THE STARTER

    • Connect BJB starter relay.

    • Disconnect Starter solenoid C197B.

    • While holding the key in the START position, measure:
      Positive Lead Measurement / Action Negative Lead
      C197B-1 ("S" terminal)
      GFD602206Courtesy of FORD MOTOR COMPANY
      Ground

    Is the voltage greater than 11 volts? 

    Yes  CLEAN the starter solenoid "S" terminal and starter solenoid connector. CHECK the wiring and the starter motor for a loose or intermittent connection.
    No  REPAIR the circuit for an open.
  22. A21 CHECK THE PCM (POWERTRAIN CONTROL MODULE) STARTER RELAY CIRCUITS FOR A SHORT TO GROUND

    • Ignition OFF.

    • Disconnect BJB starter relay.

    • Disconnect PCM C175B.

    • Measure:
      Positive Lead Measurement / Action Negative Lead
      C175B-44
      GFD602198Courtesy of FORD MOTOR COMPANY
      Ground
      C175B-78
      GFD602198Courtesy of FORD MOTOR COMPANY
      Ground

    Are the resistances greater than 10, 000 ohms? 

    Yes  GO to  A22
    No  REPAIR the affected circuit.
  23. A22 CHECK THE PCM (POWERTRAIN CONTROL MODULE) STARTER RELAY CIRCUITS FOR AN OPEN

    • Measure:
      Positive Lead Measurement / Action Negative Lead
      C175B-44
      GFD602198Courtesy of FORD MOTOR COMPANY
      BJB starter relay pin 1
      C175B-78
      GFD602198Courtesy of FORD MOTOR COMPANY
      BJB starter relay pin 2

    Are the resistances less than 3 ohms? 

    Yes  GO to  A28
    No  REPAIR the affected circuit.
  24. A23 CHECK THE CPP (CLUTCH PEDAL POSITION) SWITCH OPERATION

    • Ignition OFF.

    • Disconnect PCM C175B.

    • While fully applying the clutch pedal, measure:
      Positive Lead Measurement / Action Negative Lead
      C175B-53
      GFD602198Courtesy of FORD MOTOR COMPANY
      Ground

    Is the resistance less than 3 ohms? 

    Yes  GO to  A28
    No  GO to  A24
  25. A24 CHECK THE CPP (CLUTCH PEDAL POSITION) GROUND CIRCUIT FOR AN OPEN

    • Disconnect CPP switch C2353.

    • Measure:
      Positive Lead Measurement / Action Negative Lead
      C2353-2
      GFD602198Courtesy of FORD MOTOR COMPANY
      Ground

    Is the resistance less than 3 ohms? 

    Yes  GO to  A25
    No  REPAIR the circuit.
  26. A25 CHECK THE CPP (CLUTCH PEDAL POSITION) SWITCH CIRCUIT FOR AN OPEN

    • Measure:
      Positive Lead Measurement / Action Negative Lead
      C175B-65
      GFD602198Courtesy of FORD MOTOR COMPANY
      C2353-1

    Is the resistance less than 3 ohms? 

    Yes  INSTALL a new CPP switch. REFER to: Clutch Pedal Position (CPP) Switch
    No  REPAIR the circuit.
  27. A26 CHECK FOR DTC WITH CPP (CLUTCH PEDAL POSITION) SWITCH DISCONNECTED

    • Ignition OFF.

    • Disconnect CPP switch C2353.

    • Ignition ON.

    • Using a diagnostic scan tool, perform BCM self-test.

    Was DTC P0830:11 retrieved during on-demand self-test with the CPP switch disconnected? 

    Yes  GO to  A27
    No  INSTALL a new CPP switch. REFER to: Clutch Pedal Position (CPP) Switch
  28. A27 CHECK THE CLUTCH BOTTOM OF TRAVEL CIRCUIT FOR A SHORT TO GROUND

    • Ignition OFF.

    • Disconnect BCM C2280B.

    • Disconnect PCM C175B.

    • Measure:
      Positive Lead Measurement / Action Negative Lead
      C175B-65
      GFD602198Courtesy of FORD MOTOR COMPANY
      Ground

    Is the resistance greater than 10, 000 ohms? 

    Yes  GO to  A29
    No  REPAIR the circuit.
  29. A28 CHECK FOR CORRECT PCM (POWERTRAIN CONTROL MODULE) 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? 

    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, Refer to PCM GUIDED ROUTINE TESTING .
    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.
  30. A29 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.

    • 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, BCM : A guided routine is not applicable for this vehicle and market. Replace the component that was faulted through diagnosis.
    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.