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Home >> Mazda >> 2011 >> 6 i Touring >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System [MZR 2.5] >> Air Fuel Ratio (A/F) Sensor Removal/Installation
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Air Fuel Ratio (A/F) Sensor Removal/Installation

WARNING:
  • A hot engine and exhaust system can cause severe burns. Turn off the engine and wait until they ' are cool before removing the exhaust system.
  1. Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION .)
  2. Remove the plug hole plate. (See PLUG HOLE PLATE REMOVAL/INSTALLATION .)
  3. Disconnect the A/F sensor connector.
  4. Remove the A/F sensor using the SST.
  5. Install in the reverse order of removal.
    Fig 1: A/F Sensor With Torque Specifications
    G07620730Courtesy of MAZDA MOTORS CORP.