Toyota Tacoma 2002-06

Heated Oxygen Sensor

Print

Testing



2RZ-FE
  1. Disconnect the oxygen sensor connector.
  2.  
  3. Using an ohmmeter, measure the resistance between the terminals +B and HT. Resistance: 11 - 16 ohms at 20°C (68°F)
  4.  
  5. If the resistance is not as specified, replace the sensor. Tighten to 14 ft. lbs. (20 Nm).
  6.  
  7. Reconnect the oxygen sensor connector.

    Click image to see an enlarged view

    Fig. Testing the Oxygen Sensors

  8.  

3RZ-FE
  1. Disconnect the oxygen sensor connector.
  2.  
  3. Using an ohmmeter, measure the resistance between the terminals +B and HT. Resistance: 11 - 16 ohms at 20°C (68°F)
  4.  
  5. If the resistance is not as specified, replace the sensor. Tighten to 14 ft. lbs. (20 Nm).
  6.  
  7. Reconnect the oxygen sensor connector.

    Click image to see an enlarged view

    Fig. Testing the Oxygen Sensors

  8.  

 
label.common.footer.alt.autozoneLogo