Mazda Car 2002-04

Locks & Lock Systems

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Power Door Locks



Diagnosis & Testing
  1. Inspect for continuity between the door lock switch terminals using an ohmmeter. There should be continuity when the lock is open and 940-1060 ohms resistance when the lock is closed.
  2.  

626
  1. Inspect for continuity between the door lock switch terminals using an ohmmeter. There should be continuity when the lock is open and 950-1050 ohms resistance when the lock is closed.
  2.  

Mazda 3
  1. Inspect for continuity between the door lock switch terminals using an ohmmeter. There should be continuity when the lock is open and 940-1060 ohms resistance when the lock is closed.
  2.  

Mazda 6
  1. Inspect for continuity between the door lock switch terminals using an ohmmeter. There should be continuity when the lock is open and 940-1060 ohms resistance when the lock is closed.
  2.  

Miata
  1. Inspect for continuity between the door lock switch terminals using an ohmmeter. There should be continuity when the lock is open and 950-1050 ohms resistance when the lock is closed.
  2.  

Millenia
  1. Inspect for continuity between the door lock switch terminals using an ohmmeter. There should be continuity when the lock is open and 950-1050 ohms resistance when the lock is closed.

    Click image to see an enlarged view

    Fig. Door lock switch terminals-Millenia

  2.  

Protege
  1. Inspect for continuity between the door lock switch terminals using an ohmmeter. There should be continuity when the lock is open and 950-1050 ohms resistance when the lock is closed.
  2.  

Door Lock Switch
Removal & Installation
626
  1. Disconnect the negative battery cable.
  2.  
  3. Raise the rear edge of the door glass about 3.5 inches from the fully lowered position.
  4.  
  5. Remove the regulator handle if equipped with a manual window.
  6.  
  7. Remove the inner garnish.
  8.  
  9. Remove the screw to remove the inner handle.
  10.  
  11. Turn over the recess cover to remove the screw.
  12.  
  13. Remove the screw.
  14.  
  15. Remove the fasteners.
  16.  
  17. Pull the front door trim to disengage clips from the body.
  18.  
  19. Pull the front door trim upward to disengage hooks B from the body.
  20.  
  21. Disconnect the trunk lid opener switch connector.
  22.  
  23. Disconnect the connector if equipped with a power window.
  24.  
  25. Disconnect the courtesy light.
  26.  
  27. Remove the screw and the switch.
  28.  

To install:

  1. Installation is the reverse of removal.

    Click image to see an enlarged view

    Fig. Front door trim-626

  2.  

Mazda 3
  1. Disconnect the negative battery cable.
  2.  
  3. Remove the inner handle cover.
  4.  
  5. Remove the screws, then remove the door lock switch.
  6.  

To install:

  1. Installation is the reverse of removal.
  2.  

Mazda 6
  1. Before servicing the vehicle, refer to the precautions section.
  2.  
  3. Open the front door glass so that the distance from the top of the front door glass to the upper part of the front beltline molding is 8.3 inch (210mm).
  4.  
  5. Disconnect the negative battery cable.
  6.  
  7. Open the inner handle cap using a small screwdriver, then remove the screw.
  8.  
  9. Remove the inner handle cover.
  10.  
  11. Disconnect the door lock switch connector.
  12.  
  13. Remove the inner garnish.
  14.  
  15. Remove the cover, then remove the screw.
  16.  
  17. Remove the lens cover, then remove screw.
  18.  
  19. Disengage the clips from the front door using a fastener remover.
  20.  
  21. Pull the front door trim upward, then disengage the tabs from the front door.
  22.  
  23. Disconnect the power door mirror switch connector and the power window main switch connector.
  24.  
  25. Remove the courtesy light.
  26.  
  27. Remove the front door trim.
  28.  
  29. Remove the switch panel from the front door trim
  30.  
  31. Remove the hole cover.
  32.  
  33. Remove the screws.
  34.  
  35. Lift out the front door glass.
  36.  
  37. Remove the front door speaker.
  38.  
  39. Disconnect the power window motor connector, front door lock actuator connector, and the power outside mirror connector.
  40.  
  41. Remove the front door harness from the front door unit.
  42.  
  43. Remove screws
  44.  
  45. Remove the front door actuator tab from the front door unit.
  46.  
  47. Pull the front door unit slightly outward, and while keeping the power window regulator from
  48.  
  49. Catching on the front door, remove the front door unit from the front door.
  50.  
  51. Pull out the inner handle cable and door lock knob cable from the hole.
  52.  
  53. Remove the power window motor and power window regulator from the front door unit carrier.
  54.  
  55. Remove the screws, then the front door latch and door lock actuator.
  56.  

To install:

  1. Installation is the reverse of removal.

    Click image to see an enlarged view

    Fig. Power window mounting-Mazda 6



    Click image to see an enlarged view

    Fig. Window regulator-Mazda 6

  2.  

Millenia
  1. Disconnect the negative battery cable.
  2.  
  3. Lower the front door glass fully.
  4.  
  5. Remove the inner garnish.
  6.  
  7. Remove the inner handle cover.
  8.  
  9. Remove the inner handle.
  10.  
  11. Loosen the inner handle installation screw.
  12.  
  13. Pull the door trim to remove fasteners A from the body.
  14.  
  15. Disengage clips using a fastener remover tool from the body.
  16.  
  17. Lift the door trim up. Remove the ribs, pin and clips together.
  18.  
  19. Disconnect the wiring harnesses
  20.  
  21. Remove the door screen, door glass and run channel.
  22.  
  23. Remove the screws, then remove the door lock switch.

    Click image to see an enlarged view

    Fig. Exploded view of the door trim-Millenia



    Click image to see an enlarged view

    Fig. Exploded view of the door glass assembly-Millenia

  24.  

To install:

  1. Installation is the reverse of removal.
  2.  

Protege
  1. Disconnect the negative battery cable.
  2.  
  3. Insert a tape-wrapped flathead screwdriver between the front door trim and the door lock switch and push the clip to remove the door lock switch.
  4.  
  5. Disconnect the door lock switch connector.
  6.  

Removal & Installation
Door Lock Motor
626
  1. Disconnect the negative battery cable.
  2.  
  3. Raise the rear edge of the door glass about 3.5 inches from the fully lowered position.
  4.  
  5. Remove the regulator handle if equipped with a manual window.
  6.  
  7. Remove the inner garnish.
  8.  
  9. Remove the screw to remove the inner handle.
  10.  
  11. Turn over the recess cover to remove the screw.
  12.  
  13. Remove the screw.
  14.  
  15. Remove the fasteners.
  16.  
  17. Pull the front door trim to disengage clips from the body.
  18.  
  19. Pull the front door trim upward to disengage hooks B from the body.
  20.  
  21. Disconnect the trunk lid opener switch connector.
  22.  
  23. Disconnect the connector if equipped with a power window.
  24.  
  25. Disconnect the courtesy light.
  26.  
  27. Remove the bracket and inner door handle.
  28.  
  29. Remove the front door screen and lock

    Click image to see an enlarged view

    Fig. Front door lock assembly-626

  30.  

To install:

  1. Installation is the reverse of removal.
  2.  

Mazda 3
  1. Remove the door trim.
  2.  
  3. Remove the door glass.
  4.  
  5. Remove the door speaker.
  6.  
  7. Remove the inner handle.
  8.  
  9. Remove the front door unit.
  10.  
  11. Pull the stopper of the front door lock actuator connector.
  12.  
  13. Disconnect the front door lock actuator connector.
  14.  
  15. Remove the front door latch and lock actuator from the front door unit.
  16.  

To install:

  1. Installation is the reverse of removal.
  2.  

Mazda 6
  1. Before servicing the vehicle, refer to the precautions section.
  2.  
  3. Remove the front door unit.
  4.  
  5. Remove the screws, then remove the front door latch and door lock actuator.
  6.  

To install:

  1. Installation is the reverse of removal.
  2.  

Mazda3
  1. Remove the door trim.
  2.  
  3. Remove the door glass.
  4.  
  5. Remove the door speaker.
  6.  
  7. Remove the inner handle.
  8.  
  9. Remove the front door unit.
  10.  
  11. Pull the stopper of the front door lock actuator connector.
  12.  
  13. Disconnect the front door lock actuator connector.
  14.  
  15. Remove the front door latch and lock actuator from the front door unit.
  16.  

To install:

  1. Installation is the reverse of removal.
  2.  

Mazda6 And Mazdaspeed6
  1. Before servicing the vehicle, refer to the precautions section.
  2.  
  3. Remove the front door unit.
  4.  
  5. Remove the screws, then remove the front door latch and door lock actuator
  6.  

To install:

  1. Installation is the reverse of removal.
  2.  

Millenia

Because the lock section of the relay is damaged easily, do not remove the module from the bracket unless replacement is necessary.

  1. Disconnect the negative battery cable.
  2.  
  3. Remove the rear seat back.
  4.  
  5. Remove the bracket.
  6.  
  7. Disconnect the door lock control module connector.
  8.  
  9. Remove the door lock control module by prying the lock section of the upper part with a flathead screwdriver.
  10.  

To install:

  1. Installation is the reverse of removal.
  2.  

MX-5 Miata
  1. Remove the door trim.
  2.  
  3. Remove the door glass.
  4.  
  5. Remove the door speaker.
  6.  
  7. Remove the door unit by unplugging the electrical connections, unfastening the screws and remove the unit. Door
  8.  
  9. Disconnect the cables from the inner handle and the door lock knob.
  10.  
  11. Disconnectthe rods from the key cylinder and the outer handle.
  12.  
  13. Remove the screws, then remove the door latch and lock actuator.
  14.  

To install:

  1. Installation is the reverse of removal.
  2.  

Protege
  1. Disconnect the negative battery cable.
  2.  
  3. Remove the lower panel.
  4.  
  5. Remove the bracket
  6.  
  7. Disconnect the door lock control module connector.
  8.  
  9. Remove the door lock control module by prying the lock section of the upper part with a flathead screwdriver.
  10.  

To install:

  1. Installation is the reverse of removal.

    Click image to see an enlarged view

    Fig. Exploded view of the lock control module-Millenia

  2.  

Door Lock Switch
Mazda6 And Mazdaspeed6
  1. Before servicing the vehicle, refer to the precautions section.
  2.  
  3. Open the front door glass so that the distance from the top of the front door glass to the upper part of the front beltline molding is 8.3 inch (210mm).
  4.  
  5. Disconnect the negative battery cable.
  6.  
  7. Open the inner handle cap using a small screwdriver, then remove the screw.
  8.  
  9. Remove the inner handle cover.
  10.  
  11. Disconnect the door lock switch connector.
  12.  
  13. Remove the inner garnish.
  14.  
  15. Remove the cover, then remove the screw.
  16.  
  17. Remove the lens cover, then remove screw.
  18.  
  19. Disengage the clips from the front door using a fastener remover.
  20.  
  21. Pull the front door trim upward, then disengage the tabs from the front door.
  22.  
  23. Disconnect the power door mirror switch connector and the power window main switch connector.
  24.  
  25. Remove the courtesy light.
  26.  
  27. Remove the front door trim.
  28.  
  29. Remove the switch panel from the front door trim
  30.  
  31. Remove the hole cover.
  32.  
  33. Remove the screws.
  34.  
  35. Lift out the front door glass.
  36.  
  37. Remove the front door speaker.
  38.  
  39. Disconnect the power window motor connector, front door lock actuator connector, and the power outside mirror connector.
  40.  
  41. Remove the front door harness from the front door unit.
  42.  
  43. Remove screws
  44.  
  45. Remove the front door actuator tab from the front door unit.
  46.  
  47. Pull the front door unit slightly outward, and while keeping the power window regulator from
  48.  
  49. Catching on the front door, remove the front door unit from the front door.
  50.  
  51. Pull out the inner handle cable and door lock knob cable from the hole.
  52.  
  53. Remove the power window motor and power window regulator from the front door unit carrier.
  54.  
  55. Remove the screws, then the front door latch and door lock actuator.
  56.  

To install:

  1. Installation is the reverse of removal.

    Click image to see an enlarged view

    Fig. Power window mounting-Mazda6 and Mazdaspeed6



    Click image to see an enlarged view

    Fig. Window regulator-Mazda6 and Mazdaspeed6

  2.  

MX-5 Miata
  1. Disconnect the negative battery cable.
  2.  
  3. Remove the door trim.
  4.  
  5. Remove the screws, then remove the door lock switch.
  6.  

To install:

  1. Installation is the reverse of removal.
  2.  

 
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