Speed Sensor, Front (4X2) Removal/Installation

Raise and support the vehicle; see JACKING .
Disconnect the front anti-lock brake sensor wire from the vehicle frame.
1. Disconnect the electrical connector.
2. Unclip the front anti-lock brake sensor wire from the vehicle frame.
  
  Fig 1: Disconnecting Front Anti-Lock Brake Sensor Wire From Vehicle Frame
  Courtesy of MAZDA MOTORS CORP.
Remove the bolt and speed sensor.
Tightening torque 11-13 N.m {1.1-1.3 kgf.m, 9-10 ft.lbf}

Fig 2: Removing Speed Sensor Bolt
Courtesy of MAZDA MOTORS CORP.
NOTE:
- Plug the sensor mount opening and thoroughly clean the mounting surface. Apply grease.
Install in reverse order of removal.