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Home >> Toyota >> 2012 >> 4Runner SR5, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Service Information) >> Knock Sensor >> Removal >> Removal
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Knock Sensor: Removal: Removal

  1. REMOVE CYLINDER HEAD SUB-ASSEMBLY (for Bank 1) 
    1. Remove the cylinder head. Refer to REMOVAL .
  2. REMOVE NO. 1 WATER OUTLET PIPE 
    1. Detach the 3 wire harness clamps.
      Fig 1: Identifying No. 1 Water Outlet Pipe
      GTY212342Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 nuts, bolt and water outlet pipe.
  3. REMOVE KNOCK SENSOR 
    1. Disconnect the 2 sensor connectors.
      Fig 2: Identifying Knock Sensor Connectors & Knock Sensors With Bolts
      GTY191273Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 2 bolts and 2 sensors.
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