Body Control Module (BCM) Removal/Installation

CAUTION:

When replacing the BCM, the configuration procedure must be performed before removing the BCM. Replacing the BCM without performing the configuration procedure will result in system malfunction.

Perform the BCM configuration when replacing it. (See BODY CONTROL MODULE (BCM) CONFIGURATION .)
Disconnect the negative battery cable.
Remove the front scuff plate (driver-side). (See FRONT SCUFF PLATE REMOVAL/INSTALLATION .)
Remove the front side trim (driver-side). (See FRONT SIDE TRIM REMOVAL/INSTALLATION .)
Disconnect the connector at the position shown in the illustration.
Remove tab A as shown in the illustration, pull the fuse block in the direction of the arrow (1), and remove tab B.

Fig 1: BCM, Fuse Block And Connector
Courtesy of MAZDA MOTORS CORP.

Fig 2: Fuse Block Pulling Direction, Tab A And Tab B
Courtesy of MAZDA MOTORS CORP.
Remove the fuse block.
Disconnect the connector at the position shown in the illustration.

Fig 3: Connector And BCM
Courtesy of MAZDA MOTORS CORP.
Remove the nut.

Fig 4: Nut And BCM
Courtesy of MAZDA MOTORS CORP.
Press the BCM tab in the direction of the arrow (1) shown in the illustration while pulling it in the direction of the arrow (2), and then remove the tab from the body.

Fig 5: BCM Tab Press Direction
Courtesy of MAZDA MOTORS CORP.
Disconnect the connector at the position shown in the illustration.
Detach the clips and remove the vehicle wiring harness.

Fig 6: BCM And Connector
Courtesy of MAZDA MOTORS CORP.
Remove the BCM.

Fig 7: Clips And Vehicle Wiring Harness

Courtesy of MAZDA MOTORS CORP.