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Knock Sensor: Inspection

INSPECT KNOCK SENSOR
1. Measure the resistance between the terminals.
  Standard resistance: 120 to 280 kΩ at 20°C (68°F)
  
  If the result is not as specified, replace the sensor.
  
  Fig 1: Measuring Resistance Between Knock Sensor Terminals
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002