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Home >> Mercury >> 2008 >> Milan Base, 2.3 Z, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 1508 (Seat System - Seats) >> Diagnosis And Testing >> Seats >> Pinpoint Tests >> Pinpoint Test J: The Power Seat Does Not Move Horizontally/Vertically/Recline - Passenger >> Pinpoint Test J: The Power Seat Does Not Move Horizontally/Vertically/Recline - Passenger

Pinpoint Test J: The Power Seat Does Not Move Horizontally/Vertically/Recline - Passenger

WARNING: This page is about a different car, the 2010 Mercury Milan, 2010 Lincoln MKZ, and 2010 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: The air bag warning indicator illuminates when the correct Restraints Control Module (RCM) fuse is removed and the ignition switch is ON.
NOTE: The Supplemental Restraint System (SRS) must be fully operational and free of faults before releasing the vehicle to the customer.
  1. J1 CHECK THE HORIZONTAL MOTOR FOR CORRECT OPERATION 
    • Operate the passenger power seat forward and rearward.
    • Does the seat move horizontally? 
  1. J2 CHECK THE RECLINER MOTOR FOR CORRECT OPERATION 
    • Recline the passenger backrest forward and rearward.
    • Does the seat backrest recline forward and rearward? 
  1. J3 CHECK VOLTAGE TO THE PASSENGER SEAT HORIZONTAL MOTOR 
    • Ignition OFF.
    • Depower the SRS  . Refer to SUPPLEMENTAL RESTRAINT SYSTEM (SRS) DEPOWERING AND REPOWERING .
    • Disconnect: Passenger Seat Side Air Bag Module C313.
    • Disconnect: Passenger Seat Motor C3015.
      WARNING: Make sure no one is in the vehicle and there is nothing blocking or placed in front of any air bag module when the battery is connected. Failure to follow these instructions may result in serious personal injury in the event of an accidental deployment.
    • Connect the battery ground cable. Refer to BATTERY, MOUNTING AND CABLES .
    • Measure the voltage between passenger seat motor C3015-6, circuit CPS38 (GN/BU), harness side and C3015-3, circuit CPS33 (WH), harness side, while operating the seat control switch horizontal adjust forward and rearward.
      Fig 1: Measuring Voltage Between Passenger Seat Motor C3015-6, Circuit CPS38 (GN/BU) And C3015-3, Circuit CPS33 (WH), Harness Side
      G06259199Courtesy of FORD MOTOR CO.
    • Is the voltage greater than 10 volts when the seat control switch is toggled in both directions and 0 volt in the rest position? 
  1. J4 CHECK HORIZONTAL MOTOR CIRCUIT FOR AN OPEN AND SHORT TO GROUND 
    • Disconnect: Passenger Seat Control Switch C3190.
    • Measure the resistance between:
      • passenger seat control switch C3190-9, circuit CPS38 (GN/BU), harness side and passenger seat motor C3015-6, circuit CPS38 (GN/BU), harness side.
      • passenger seat control switch C3190-9, circuit CPS38 (GN/BU), harness side and ground.
      Fig 2: Checking Horizontal Motor Circuit For Open And Short To Ground
      G06259200Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms between the passenger seat motor and the passenger seat control switch; and greater than 10,000 ohms between the passenger seat control switch and ground? 
  1. J5 CHECK HORIZONTAL MOTOR CIRCUIT FOR AN OPEN AND SHORT TO GROUND 
    • Measure the resistance between:
      • passenger seat control switch C3190-4, circuit CPS33 (WH), harness side and passenger seat motor C3015-3, circuit CPS33 (WH), harness side.
      • passenger seat control switch C3190-4, circuit CPS33 (WH), harness side and ground.
      Fig 3: Checking Horizontal Motor Circuit For Open And Short To Ground
      G06259201Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms between the passenger seat motor and the passenger seat control switch; and greater than 10,000 ohms between the passenger seat control switch and ground? 
  1. J6 DETERMINE THE SEAT HEIGHT ADJUST FAILURE 
    • Operate the front and rear seat height adjustments.
    • Does the seat front and rear height adjust up and down? 
  1. J7 CHECK VOLTAGE TO THE PASSENGER SEAT REAR HEIGHT MOTOR 
    • Ignition OFF.
    • Depower the SRS  . Refer to SUPPLEMENTAL RESTRAINT SYSTEM (SRS) DEPOWERING AND REPOWERING .
    • Disconnect: Passenger Seat Side Air Bag Module C313.
    • Disconnect: Passenger Seat Motor C3015.
      WARNING: Make sure no one is in the vehicle and there is nothing blocking or placed in front of any air bag module when the battery is connected. Failure to follow these instructions may result in serious personal injury in the event of an accidental deployment.
    • Connect the battery ground cable. Refer to BATTERY, MOUNTING AND CABLES .
    • Measure the voltage between passenger seat motor C3015-1, circuit CPS37 (WH/BU), harness side and C3015-4, circuit CPS36 (YE/GY), harness side, while operating the seat control switch rear height adjust up and down.
      Fig 4: Checking Voltage To Passenger Seat Rear Height Motor
      G06259202Courtesy of FORD MOTOR CO.
    • Is the voltage greater than 10 volts when the seat control switch is toggled in both directions and 0 volt in the rest position? 
  1. J8 CHECK REAR HEIGHT MOTOR CIRCUIT FOR AN OPEN AND SHORT TO GROUND 
    • Disconnect: Passenger Seat Control Switch C3190.
    • Measure the resistance between:
      • passenger seat control switch C3190-12, circuit CPS37 (WH/BU), harness side and passenger seat motor C3015-1, circuit CPS37 (WH/BU), harness side.
      • passenger seat control switch C3190-12, circuit CPS37 (WH/BU), harness side and ground.
      Fig 5: Checking Rear Height Motor Circuit For Open And Short To Ground
      G06259203Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms between the passenger seat motor and the passenger seat control switch; and greater than 10,000 ohms between the passenger seat control switch and ground? 
  1. J9 CHECK REAR HEIGHT MOTOR CIRCUIT FOR AN OPEN AND SHORT TO GROUND 
    • Measure the resistance between:
      • passenger seat control switch C3190-1, circuit CPS36 (YE/GY), harness side and passenger seat motor C3015-4, circuit CPS36 (YE/GY), harness side.
      • passenger seat control switch C3190-4, circuit CPS36 (YE/GY), harness side and ground.
      Fig 6: Checking Rear Height Motor Circuit For Open And Short To Ground
      G06259204Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms between the passenger seat motor and the passenger seat control switch; and greater than 10,000 ohms between the passenger seat control switch and ground? 
  1. J10 CHECK VOLTAGE TO THE PASSENGER SEAT FRONT HEIGHT MOTOR 
    • Ignition OFF.
    • Depower the SRS  . Refer to SUPPLEMENTAL RESTRAINT SYSTEM (SRS) DEPOWERING AND REPOWERING .
    • Disconnect: Passenger Seat Side Air Bag Module C313.
    • Disconnect: Passenger Seat Motor C3015.
      WARNING: Make sure no one is in the vehicle and there is nothing blocking or placed in front of any air bag module when the battery is connected. Failure to follow these instructions may result in serious personal injury in the event of an accidental deployment.
    • Connect the battery ground cable. Refer to BATTERY, MOUNTING AND CABLES .
    • Measure the voltage between passenger seat motor C3015-2, circuit CPS35 (VT/GN), harness side and C3015-5, circuit CPS34 (GY/BU), while operating the seat control switch front height adjust up and down.
      Fig 7: Measuring Voltage Between Passenger Seat Motor C3015-2, Circuit CPS35 (VT/GN) Harness Side And C3015-5, Circuit CPS34 (GY/BU)
      G06259205Courtesy of FORD MOTOR CO.
    • Is the voltage greater than 10 volts when the seat control switch is toggled in both directions and 0 volt in the rest position? 
  1. J11 CHECK FRONT HEIGHT MOTOR CIRCUIT FOR AN OPEN AND SHORT TO GROUND 
    • Disconnect: Passenger Seat Control Switch C3190.
    • Measure the resistance between:
      • passenger seat control switch C3190-6, circuit CPS35 (VT/GN), harness side and passenger seat motor C3015-2, circuit CPS35 (VT/GN), harness side.
      • passenger seat control switch C3190-6, circuit CPS35 (VT/GN), harness side and ground.
      Fig 8: Checking Front Height Motor Circuit For Open And Short To Ground
      G06259206Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms between the passenger seat motor and the passenger seat control switch; and greater than 10,000 ohms between the passenger seat control switch and ground? 
  1. J12 CHECK FRONT HEIGHT MOTOR CIRCUIT FOR AN OPEN AND SHORT TO GROUND 
    • Measure the resistance between:
      • passenger seat control switch C3190-2, circuit CPS34 (GY/BU) harness side, and passenger seat motor C3015-5, circuit CPS34 (GY/BU), harness side.
      • passenger seat control switch C3190-2, circuit CPS34 (GY/BU), harness side and ground.
      Fig 9: Checking Front Height Motor Circuit For Open And Short To Ground
      G06259207Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms between the passenger seat motor and the passenger seat control switch; and greater than 10,000 ohms between the passenger seat control switch and ground? 
  1. J13 CHECK VOLTAGE TO THE PASSENGER SEAT RECLINER MOTOR 
    • Ignition OFF.
    • Depower the SRS  . Refer to SUPPLEMENTAL RESTRAINT SYSTEM (SRS) DEPOWERING AND REPOWERING .
    • Disconnect: Passenger Seat Side Air Bag Module C313.
    • Disconnect: Passenger Seat Recliner Motor C3189.
      WARNING: Make sure no one is in the vehicle and there is nothing blocking or placed in front of any air bag module when the battery is connected. Failure to follow these instructions may result in serious personal injury in the event of an accidental deployment.
    • Connect the battery ground cable. Refer to BATTERY, MOUNTING AND CABLES .
    • Measure the voltage between passenger seat recliner motor C3189-1, circuit CPS39 (GY/YE), harness side and C3189-5, circuit CPS40 (VT/GY), harness side, while operating the seat control switch recline adjust forward and rearward.
      Fig 10: Checking Voltage To Passenger Seat Recliner Motor
      G06259208Courtesy of FORD MOTOR CO.
    • Is the voltage greater than 10 volts when the seat control switch is toggled in both directions and 0 volt in the rest position? 
  1. J14 CHECK RECLINER MOTOR CIRCUIT FOR AN OPEN AND SHORT TO GROUND 
    • Disconnect: Passenger Seat Control Switch C3190.
    • Measure the resistance between:
      • passenger seat control switch C3190-11, circuit CPS39 (GY/YE), harness side and passenger seat recliner motor C3189-1, circuit CPS39 (GY/YE), harness side.
      • passenger seat control switch C3190-11, circuit CPS39 (GY/YE), harness side and ground.
      Fig 11: Checking Recliner Motor Circuit For Open And Short To Ground
      G06259209Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms between the passenger seat recliner motor and the passenger seat control switch; and greater than 10,000 ohms between the passenger seat control switch and ground? 
  1. J15 CHECK RECLINER MOTOR CIRCUIT FOR AN OPEN AND SHORT TO GROUND 
    • Measure the resistance between:
      • passenger seat control switch C3190-8, circuit CPS40 (VT/GY) harness side, and passenger seat recliner motor C3189-5, circuit CPS40 (VT/GY), harness side.
      • passenger seat control switch C3190-8, circuit CPS40 (VT/GY), harness side and ground.
      Fig 12: Checking Recliner Motor Circuit For Open And Short To Ground
      G06259210Courtesy of FORD MOTOR CO.
    • Is the resistance less than 5 ohms between the passenger seat recliner motor and the passenger seat control switch; and greater than 10,000 ohms between the seat control switch and ground? 
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