2004 Mazda RX-8 1.3 3FACTORY OEM SERVICE PROCEDURE

Eccentric Shaft Position Sensor Removal/Installation

CAUTION:
  • When replacing the eccentric shaft position sensor, make sure there is no foreign material on it such as metal shavings. If it is installed with foreign material, the sensor output signal will malfunction resulting from fluctuation in magnetic flux and cause a deterioration in engine control.
  1. Disconnect the eccentric shaft position sensor connector.
  2. Remove the eccentric shaft position sensor installation bolt and remove the eccentric shaft position sensor.
  3. Install in the reverse order of removal.

    Eccentric shaft position sensor tightening torqueΒ 

    1. 7.9-10.7 N.m {80-110 kgf.cm, 69-95 in.lbf}Β 
    Fig 1: Identifying Eccentric Shaft Position Sensor
    G03702098Courtesy of MAZDA MOTORS CORP.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

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

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