Intake air sensor (688)
| Intake air sensor (688) | 
| To remove | 
| 1. | 
        Remove the upper engine cover and insulation.
        
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| 2. | 
        Unplug the sensor connector.
         
        
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| 3. | 
        Remove the sensor.
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| To fit | 
| 1. | 
        Lubricate the sensor O-ring with acid-free Vaseline.
        
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| 2. | 
        Fit the sensor.
         Tightening torque 9 Nm (7 lbf ft). 
  
        
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| 3. | 
        Fit the sensor connector.
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| 4. | 
        Fit the insulation and the upper engine cover.
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