2023 Mazda CX-5 SFACTORY OEM SERVICE PROCEDURE

Visual Inspection

CAUTION:
  • If foreign matter such as metal shaving adhere to the CKP sensor, it can cause abnormal output from the sensor because of flux turbulence, which can negatively affect the engine control. Verify that there is no foreign matter on the CKP sensor when replacing.
  • Do not assemble the CKP sensor or change the installation position using any method other than the following. Otherwise, it could negatively affect engine control, such as the ignition timing and fuel injection.
  1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
  2. Lift up the vehicle.
  3. Remove the following parts for easier access.
    1. Service hole cover (installed to front under cover No. 2) used to remove the oil filter (See OIL FILTER REPLACEMENT .)
    2. Front splash shield (RH) (See SPLASH SHIELD REMOVAL/INSTALLATION .)
  4. Disconnect the CKP sensor connector.
  5. Remove the CKP sensor. (See CRANKSHAFT POSITION (CKP) SENSOR REMOVAL/INSTALLATION .)
  6. Verify that there are no metal shavings on the sensor.
    • If there is a malfunction, remove any metal shavings that are adhering.
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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