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Home >> Mazda >> 2021 >> 3 Select, 4D Hatchback, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Engine Control System (VIN Y)) >> Camshaft Position (CMP) Sensor Removal/Installation >> Exhaust CMP Sensor
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Exhaust CMP Sensor

WARNING: This page is about a different variant/trim than selected.
  1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION (US) .)
  2. Remove the plug hole plate. (See PLUG HOLE PLATE REMOVAL/INSTALLATION .)
  3. Remove the protector.
    G13714446Courtesy of MAZDA MOTORS CORP.
  4. Disconnect the exhaust CMP sensor connector.
  5. Remove the bolt.
    Fig 1: Exhaust Camshaft Position Sensor Bolt With Torque Specification
    G13714447Courtesy of MAZDA MOTORS CORP.
  6. Remove the exhaust CMP sensor.
  7. Install in the reverse order of removal.