2009 Mazda 6 s Grand TouringFACTORY OEM SERVICE PROCEDURE

Body Control Module (BCM) Removal/Installation

  1. Disconnect the negative battery cable.
  2. Remove the front scuff plate (driver-side). See FRONT SCUFF PLATE REMOVAL/INSTALLATION .
  3. Remove the front side trim (driver-side). See FRONT SIDE TRIM REMOVAL/INSTALLATION .
  4. Disconnect the connector at the position shown in the figure
    Fig 1: Identifying Fuse Block, Connector And BCM
    G06205764Courtesy of MAZDA MOTORS CORP.
  5. Remove tab A as shown in the figure, pull the fuse block in the direction of the arrow (1), and remove tab B.
    Fig 2: View Of Fuse Block Removal
    G06205765Courtesy of MAZDA MOTORS CORP.
  6. Remove the fuse block.
  7. Disconnect the connector at the position shown in the figure.
    Fig 3: Identifying Connector And BCM
    G06205766Courtesy of MAZDA MOTORS CORP.
  8. Remove the nut, then detach the tab to remove the BCM from the body.
    Fig 4: View Of BCM Removal From Body
    G06205767Courtesy of MAZDA MOTORS CORP.
  9. Disconnect the connector at the position shown in the figure.
  10. Detach the clips and remove the vehicle wiring harness.
  11. Remove the BCM.
    Fig 5: Identifying BCM And Connector Location
    G06205768Courtesy of MAZDA MOTORS CORP.
  12. Install in the reverse order of removal.
Fig 6: Identifying Clip Location
G06205769Courtesy of MAZDA MOTORS CORP.
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Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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