Camshaft Position (CMP) Sensor Removal/Installation

2013 Mazda MX-5 Miata Grand Touring, Automatic TransSECTION Camshaft Position (CMP) Sensor Removal/Installation
  1. Remove the battery cover.
  2. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION [LF] ).
    CAUTION:
    • When replacing the camshaft position sensor, make sure there are no metal shavings adhering as they can cause the sensor output signal to malfunction from fluctuation in magnetic flux resulting in a deterioration in engine control. Cover a removed CMP sensor in plastic to protect it from foreign material adhering to it.
  3. Disconnect the CMP sensor connector.
  4. Remove the CMP sensor installation bolt.
  5. Remove the CMP sensor from the cylinder head cover.
  6. Install in the reverse order of removal.

    CMP sensor tightening torque 

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

    Fig 1: Identifying CMP Sensor
    G07877817Courtesy of MAZDA MOTORS CORP.
RENDER: 1.0x

NO RELATED

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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.