AIR FUEL RATIO SENSOR(for Sensor 1) INSTALLATION

PROCEDURE

INSTALL AIR FUEL RATIO SENSOR

Tech Tips

Perform "Inspection After Repair" after replacing the air fuel ratio sensor.

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1. *a Torque Wrench Fulcrum Length
  
  Using SST, install the air fuel ratio sensor to the exhaust manifold (TWC: Front Catalyst).
  
  SST
  
  09224-00012
  
  Torque:
  
  Specified tightening torque
  
  44 N*m { 449 kgf*cm, 32 ft.*lbf }
  
  Note
  
  If the air fuel ratio sensor has been struck or dropped, replace it.
  Tech Tips
  - Calculate the torque wrench reading when changing the fulcrum length of the torque wrench.
    
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  - When using SST (fulcrum length of 30 mm (1.18 in.)) + torque wrench (fulcrum length of 180 mm (7.09 in.)):
    
    37.7 N*m (384 kgf*cm, 28 ft.*lbf)
2. *a Tie Band
  
  *b Wire Harness Clamp
  
  Connect the air fuel ratio sensor connector.
3. Engage the 3 wire harness clamps so that the tie band is positioned as shown in the illustration.
INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY

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INSPECT FOR EXHAUST GAS LEAK

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PERFORM INITIALIZATION
1. Perform "Inspection After Repair" after replacing the air fuel ratio sensor.
  
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*a	Tie Band
*b	Wire Harness Clamp