2007 Mazda 6 MazdaspeedFACTORY OEM SERVICE PROCEDURE

Crankshaft Position (CKP) Sensor Removal/Installation: Installation

CAUTION:
  • When foreign material, such as an iron chips, gets on the CKP sensor, it can cause abnormal output from the sensor because of flux turbulence and adversely affect engine control. Be sure there is no foreign material on the CKP sensor when replacing.
  1. Perform the following procedure so that piston No.1 is at the top dead center.
    1. Remove the drive shaft (RH). (See FRONT DRIVE SHAFT REMOVAL/INSTALLATION [L3, L3 WITH TC] ).
    2. Remove the cylinder block lower blind plug and install the SST  .
    3. Turn the crankshaft pulley to the clockwise until it stops.
      Fig 1: Replacing Cylinder Block Lower Blind Plug With SST
      G04325268Courtesy of MAZDA MOTORS CORP.
  2. Using a straight edge, draw a straight line directly in the center of the twentieth tooth of the crankshaft pulley pulse wheel (counting counterclockwise from the empty space).
    CAUTION:
    • If the line is not accurately drawn, ignition timing, fuel injection and other engine control systems will be adversely effected. Draw the straight line carefully using a straight edge.
      Fig 2: Installing CKP Sensor
      G04325269Courtesy of MAZDA MOTORS CORP.
  3. Align the center line of the crankshaft position sensor and the line drawn in Step  2, then install the sensor.
  4. Install the CKP sensor fitting bolts.

    Tightening torque 

    5.5-7.5 N.m {56-76 kgf.cm, 49-66 in.lbf} 

  5. Remove the SST  then install the cylinder block lower blind plug.

    Tightening torque 

    18-22 N.m {1.9-2.2 kgf.m, 14-16 ft.lbf} 

  6. Install the front drive shaft (RH). (See FRONT DRIVE SHAFT REMOVAL/INSTALLATION [L3, L3 WITH TC] ).
Factory Service Tools

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When to See a Mechanic

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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