Toyota Tundra 2001-06

Knock Sensor (KS)

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Testing



3.4L (5VZ-FE) VIN N
  1. Disconnect the knock sensor connector.
  2.  
  3. Remove the sensor.
  4.  
  5. Using an ohmmeter, check that there is no continuity between the terminal and body.
  6.  
  7. If there is continuity, replace the sensor.
  8.  
  9. Connect the sensor connector.
  10.  
  11. Install the knock sensor and tighten to 29 ft. lbs (39 Nm).
  12.  

4.0L (1GR-FE) VIN U
  1. Using an ohmmeter, measure the resistance between terminals. Resistance should be 120-280 KOhms.
  2.  
  3. If the resistance is not as specified, replace the sensor.
  4.  

4.7L (2UZ-FE) VIN T
  1. Using an ohmmeter, measure the resistance between terminals. Resistance should be 120-280 KOhms.
  2.  
  3. If the resistance is not as specified, replace the sensor.
  4.  

 
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