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Home >> Mazda >> 2013 >> 3 Mazdaspeed, 2.3L Eng VIN 3 >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Control System [Body Control Module] >> Body Control Module (BCM) Removal/Installation >> MTX
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Body Control Module (BCM) Removal/Installation: MTX

  1. Perform the BCM configuration when replacing it. (See BODY CONTROL MODULE (BCM) CONFIGURATION .)
  2. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION [MZR 2.0, MZR 2.5] .) (See BATTERY REMOVAL/INSTALLATION [SKYACTIV-G 2.0] .)
  3. Remove the following parts:
  4. Set the hood release lever out of the way. (See HOOD LATCH AND RELEASE LEVER REMOVAL/INSTALLATION .)
  5. Remove the lower panel. (driver-side) (See LOWER PANEL REMOVAL/INSTALLATION .)
  6. Remove the starter cut relay. (with advanced keyless entry and push button start system) (See STARTER CUT RELAY REMOVAL/INSTALLATION [MTX] .)
  7. Remove the nuts shown in the figure.
    Fig 1: BCM Nuts With Torque Specification
    G08159641
  8. Pry off the lock device of the clip while pressing the tab in the position shown in the figure.
    Fig 2: Prying Off Lock Device Of Clip
    G08159642
  9. Rotate the clip in the direction of the arrow shown in the figure.
    Fig 3: Rotating Clip
    G08159643
  10. Remove the clip by pulling it in the direction of the arrow shown in the figure.
    Fig 4: Removing Clip
    G08159644
  11. Disconnect the connector shown in the figure.
    Fig 5: Identifying BCM Connector
    G08159645
  12. While pressing the tab shown in the figure, pull the bracket in the direction of the arrow and remove it.
    Fig 6: Pressing Tab
    G08159646
  13. Remove the BCM.
  14. Install in the reverse order of removal.