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Home >> Mazda >> 2021 >> CX-30 Turbo >> Repair and Diagnosis >> External Pages >> Different car >> Section 164 (Engine Control System (VIN M)) >> Camshaft Position (CMP) Sensor Inspection >> Exhaust CMP Sensor >> Visual inspection

Visual inspection

WARNING: This page is about a different car, the 2021 Mazda 3. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION (US) .)
  2. Remove the exhaust CMP sensor. (See CAMSHAFT POSITION (CMP) SENSOR REMOVAL/INSTALLATION .)
  3. Verify that there are no metal shavings on the exhaust CMP sensor.
    • If there is a malfunction, remove any metal shavings that are adhering.