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Home >> Mazda >> 2011 >> RX-8 Sport, 1.3 2 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Air Fuel Ratio (A/F) Sensor Removal/Installation
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Air Fuel Ratio (A/F) Sensor Removal/Installation

  1. Remove the battery cover. (See BATTERY REMOVAL/INSTALLATION [13B-MSP] .)
  2. Disconnect the negative battery cable.
  3. Remove the front suspension tower bar. (MT) (See FRONT SUSPENSION TOWER BAR REMOVAL/INSTALLATION [MT] )
  4. Remove the bracket as shown in the figure.
  5. Remove the extension manifold (upper.) (Refer to the INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [13B-MSP] in the appropriate Intake-Air System (13B-MSP) article )
  6. Disconnect the A/F sensor connector.
  7. Remove the catalytic converter installation nuts, then move the catalytic converter out of the way. (See EXHAUST SYSTEM REMOVAL/INSTALLATION )
    8. Fig 1: Bracket Screws With Torque Specifications
    G05980934Courtesy of MAZDA MOTORS CORP.
  8. Remove the A/F sensor using the SST.
  9. Install in the reverse order of removal.
Fig 2: A/F Sensor Screws With Torque Specifications
G05981143Courtesy of MAZDA MOTORS CORP.
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