FixVault

Knock Sensor: Inspection

WARNING: This page is about a different car, the 2006 Lexus GS 430. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSPECT KNOCK SENSOR 
    1. Measure the resistance between the terminals.
      Fig 1: Measuring Resistance Between Terminals
      G04027228Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard resistance: 

      120 to 280 kΩ at 20°C (68°F) 

      If the result is not as specified, replace the sensor.