LEMON Manuals: Even more car manuals for everyone
Home >> Ford >> 2012 >> Explorer Limited, 3.5 8, AWD >> Repair and Diagnosis >> Body & Frame >> Seats >> Seat System - Seats-Seating - 1ST Row >> Diagnostic Routine(S) >> Diagnostic Routine B >> Pinpoint Test

Pinpoint Test

  1. CHECK THE HORIZONTAL MOTOR FOR CORRECT OPERATION
    1. WARNING: Turn the ignition OFF and wait one minute to deplete the backup power supply. Failure to follow this instruction may result in serious personal injury or death in the event of an accidental deployment.

      Ignition OFF.

    2. Disconnect: Driver Seat Side Air Bag C3051.
    3. Operate the driver seat forward and rearward.

    Does the seat move horizontally? 

    1. Yes: GO to 2  .
    2. No: GO to  3  .
  2. CHECK THE RECLINER MOTOR FOR CORRECT OPERATION
    1. Recline the driver backrest forward and rearward.

    Does the seat backrest recline forward and rearward? 

    1. Yes: GO to  6  .
    2. No: GO to  13  .
  3. CHECK FOR VOLTAGE TO THE DRIVER SEAT HORIZONTAL MOTOR
    1. Disconnect: Driver Seat Horizontal Motor C362.
    2. NOTE: During the following step, the voltage being measured changes polarity dependent upon which direction the seat control switch is activated.

      While pushing the driver seat control switch forward and rearward, measure:

      Driver Seat Horizontal Motor Driver Seat Horizontal Motor
      G08038577
      G08038578
      C362 C362
      Pin Circuit Measurement / Action Pin Circuit
      1 CPS23 (GN/VT)
      G08038579
      		 2 CPS28 (GN)

    Is the voltage greater than 11 volts when the seat control switch is operated and 0 volt in the rest position? 

    1. Yes: INSTALL a new seat track assembly. REFER to Seat Track . GO to  16.
    2. No: GO to 4  .
  4. CHECK THE HORIZONTAL MOTOR CIRCUIT FOR AN OPEN
    1. Disconnect: Driver Seat Control Switch C369.
    2. Measure:
      Driver Seat Control Switch Driver Seat Horizontal Motor
      G08038580
      G08038581
      C369 C362
      Pin Circuit Measurement / Action Pin Circuit
      9 CPS28 (GN)
      G08038582
      		 2 CPS28 (GN)

    Is the resistance less than 3 ohms? 

    1. Yes: GO to 5  .
    2. No: REPAIR the circuit. GO to  16  .
  5. CHECK THE HORIZONTAL MOTOR CIRCUIT FOR AN OPEN
    1. Measure:
      Driver Seat Control Switch Driver Seat Horizontal Motor
      G08038584
      G08038583
      C369 C362
      Pin Circuit Measurement / Action Pin Circuit
      4 CPS23 (GN/VT)
      G08038585
      		 1 CPS23 (GN/VT)

    Is the resistance less than 3 ohms? 

    1. Yes: INSTALL a new seat control switch. REFER to Seat Control Switch . GO to  16.
    2. No: REPAIR the circuit. GO to  16  .
  6. DETERMINE THE SEAT HEIGHT ADJUST FAILURE
    1. Operate the seat front and rear height adjustments.

    Does the seat front and rear height adjust up and down? 

    1. Yes: If only the front height adjust motor operates, GO to 7  .

      If only the rear height adjust motor operates, GO to  10.

    2. No: INSTALL a new seat control switch. REFER to Seat Control Switch . GO to  16.
  7. CHECK VOLTAGE TO THE REAR HEIGHT MOTOR
    1. Disconnect: Driver Seat Rear Height Motor C363.
    2. NOTE: During the following step, the voltage being measured changes polarity dependent upon which direction the seat control switch is activated.

      While pressing the rear height adjust switch up and down, measure:

      Driver Seat Rear Height Motor Driver Seat Rear Height Motor
      G08038586
      G08038587
      C363 C363
      Pin Circuit Measurement / Action Pin Circuit
      1 CPS27 (BU/BN)
      G08038588
      		 5 CPS26 (YE/BU)

    Is the voltage greater than 11 volts when the seat control switch is operated and 0 volt in the rest position? 

    1. Yes: INSTALL a new seat track assembly. REFER to Seat Track . GO to  16.
    2. No: GO to 8  .
  8. CHECK THE REAR SEAT HEIGHT MOTOR CIRCUIT FOR AN OPEN
    1. Disconnect: Driver Seat Control Switch C369.
    2. Measure:
      Driver Seat Control Switch Driver Seat Rear Height Motor
      G08038590
      G08038589
      C369 C363
      Pin Circuit Measurement / Action Pin Circuit
      1 CPS27 (BU/BN)
      G08038591
      		 1 CPS27 (BU/BN)

    Is the resistance less than 3 ohms? 

    1. Yes: GO to 9  .
    2. No: REPAIR the circuit. GO to  16  .
  9. CHECK THE REAR SEAT HEIGHT MOTOR CIRCUIT FOR AN OPEN
    1. Measure:
      Driver Seat Control Switch Driver Seat Rear Height Motor
      G08038593
      G08038592
      C369 C363
      Pin Circuit Measurement / Action Pin Circuit
      12 CPS26 (YE/BU)
      G08038594
      		 5 CPS26 (YE/BU)

    Is the resistance less than 3 ohms? 

    1. Yes: INSTALL a new seat control switch. REFER to Seat Control Switch . GO to  16.
    2. No: REPAIR the circuit. GO to  16.
  10. CHECK FOR VOLTAGE TO THE DRIVER SEAT FRONT HEIGHT MOTOR
    1. Disconnect: Driver Seat Front Height Motor C382.
    2. NOTE: During the following step, the voltage being measured changes polarity dependent upon which direction the seat control switch is activated.

      While pressing the front height adjust switch up and down, measure:

      Driver Seat Front Height Motor Driver Seat Front Height Motor
      G08038595
      G08038596
      C382 C382
      Pin Circuit Measurement / Action Pin Circuit
      1 CPS24 (GY)
      G08038597
      		 2 CPS25 (WH/VT)

    Is the voltage greater than 11 volts when the seat control switch is operated and 0 volt in the rest position? 

    1. Yes: INSTALL a new seat track assembly. REFER to Seat Track . GO to  16.
    2. No: GO to 11  .
  11. CHECK THE FRONT HEIGHT MOTOR CIRCUIT FOR AN OPEN
    1. Disconnect: Driver Seat Control Switch C369.
    2. Measure:
      Driver Seat Control Switch Driver Seat Front Height Motor
      G08038598
      G08038599
      C369 C382
      Pin Circuit Measurement / Action Pin Circuit
      2 CPS25 (WH/VT)
      G08038600
      		 2 CPS25 (WH/VT)

    Is the resistance less than 3 ohms? 

    1. Yes: GO to 12  .
    2. No: REPAIR the circuit. GO to  16  .
  12. CHECK THE FRONT HEIGHT MOTOR CIRCUIT FOR AN OPEN
    1. Measure:
      Driver Seat Control Switch Driver Seat Front Height Motor
      G08038602
      G08038601
      C369 C382
      Pin Circuit Measurement / Action Pin Circuit
      6 CPS24 (GY)
      G08038603
      		 1 CPS24 (GY)

    Is the resistance less than 3 ohms? 

    1. Yes: INSTALL a new seat control switch. REFER to Seat Control Switch . GO to  16.
    2. No: REPAIR the circuit. GO to  16.
  13. CHECK FOR VOLTAGE TO THE DRIVER SEAT RECLINER MOTOR
    1. Disconnect: Driver Seat Recliner Motor C3187.
    2. NOTE: During the following step, the voltage being measured changes polarity dependent upon which direction the seat control switch is activated.

      While pushing the recline switch forward and rearward, measure:

      Driver Seat Recliner Motor Driver Seat Recliner Motor
      G08038604
      G08038605
      C3187 C3187
      Pin Circuit Measurement / Action Pin Circuit
      1 CPS07 (GY/BN)
      G08038606
      		 3 CPS08 (VT/OG)

    Is the voltage greater than 11 volts when the seat control switch is operated in both directions and 0 volt in the rest position? 

    1. Yes: INSTALL a new seat recliner motor. REFER to Seat Recliner Motor . GO to  16.
    2. No: GO to 14  .
  14. CHECK THE RECLINER MOTOR CIRCUIT FOR AN OPEN
    1. Disconnect: Driver Seat Control Switch C369.
    2. Measure:
      Driver Seat Control Switch Driver Seat Recliner Motor
      G08038607
      G08038608
      C369 C3187
      Pin Circuit Measurement / Action Pin Circuit
      11 CPS29 (WH/BN)
      G08038609
      		 1 CPS07 (GY/BN)

    Is the resistance less than 3 ohms? 

    1. Yes: GO to 15  .
    2. No: REPAIR the circuit. GO to  16  .
  15. CHECK THE RECLINER MOTOR CIRCUIT FOR AN OPEN
    1. Measure:
      Driver Seat Control Switch Driver Seat Recliner Motor
      G08038611
      G08038610
      C369 C3187
      Pin Circuit Measurement / Action Pin Circuit
      8 CPS30 (VT/BN)
      G08038612
      		 3 CPS08 (VT/OG)

    Is the resistance less than 3 ohms? 

    1. Yes: INSTALL a new seat control switch. REFER to Seat Control Switch . GO to 16  .
    2. No: REPAIR the circuit. GO to 16  .
  16. CHECK FOR SRS DTCs 
    1. WARNING: Turn the ignition OFF and wait one minute to deplete the backup power supply. Failure to follow this instruction may result in serious personal injury or death in the event of an accidental deployment.

      Ignition OFF.

    2. Connect: Driver Seat Side Air Bag C3051.
    3. Connect: All previously disconnected electrical connectors.
    4. Ignition ON.
    5. Using a scan tool, clear the RCM DTCs  .
    6. Cycle the ignition OFF then ON.
    7. Using a scan tool, perform RCM self-test.

    Are any RCM DTCs retrieved during self-test? 

    1. Yes: REFER to DTC CHART: RESTRAINT CONTROL MODULE (RCM) for pinpoint test direction.
    2. No: The repair is complete. RETURN the vehicle to the customer.
scientia non olet · About LEMON Manuals