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Knock Sensor: Removal

  1. DISCHARGE FUEL SYSTEM PRESSURE  (See ON-VEHICLE INSPECTION )
  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
  3. DRAIN ENGINE COOLANT  (See COOLANT )
  4. REMOVE V - BANK COVER  (See REMOVAL )
  5. REMOVE NO. 1 AIR CLEANER INLET  (See REMOVAL )
  6. REMOVE INTAKE AIR CONNECTOR PIPE  (See REMOVAL )
  7. REMOVE INTAKE MANIFOLD 
    1. Remove the intake manifold (see INTAKE MANIFOLD ).
  8. REMOVE KNOCK SENSOR 
    1. Disconnect the 2 knock sensor connectors.
    2. Remove the 2 nuts and 2 knock sensors.
    Fig 1: Identifying Knock Sensor
    G05196937Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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