Knock Sensor: Removal

DISCHARGE FUEL SYSTEM PRESSURE
(See PRECAUTION )
DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
REMOVE ENGINE UNDER COVER LH
REMOVE ENGINE UNDER COVER RH
DRAIN ENGINE COOLANT (See REPLACEMENT )
REMOVE NO. 2 CYLINDER HEAD COVER (See REMOVAL )
REMOVE AIR CLEANER CAP SUB - ASSEMBLY WITH HOSE (See REMOVAL )
SEPARATE ENGINE WIRE HARNESS (See REMOVAL )
REMOVE HARNESS BRACKET (See REMOVAL )
DISCONNECT NO. 1 FUEL VAPOR FEED HOSE (See REMOVAL )
DISCONNECT VACUUM HOSE (See REMOVAL )
REMOVE FUEL PIPE CLAMP (See REMOVAL )
DISCONNECT FUEL TUBE SUB - ASSEMBLY (See REMOVAL )
REMOVE FUEL DELIVERY PIPE SUB - ASSEMBLY (See REMOVAL )
REMOVE NO. 1 DELIVERY PIPE SPACER (See REMOVAL )
REMOVE INJECTOR VIBRATION INSULATOR (See REMOVAL )
REMOVE STARTER ASSEMBLY (See REMOVAL )
REMOVE ENGINE OIL LEVEL DIPSTICK
REMOVE OIL COOLER TUBE (for Automatic Transaxle) (See REMOVAL )
REMOVE TRANSMISSION OIL LEVEL GAUGE SUB - ASSEMBLY (for Automatic Transaxle) (See REMOVAL )
REMOVE INTAKE MANIFOLD
1. Disconnect the 4 wire harness clamps.
  
  Fig 1: Locating Wire Harness Clamps
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Disconnect the ventilation hose.
  
  Fig 2: Locating Ventilation Hose
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Disconnect the throttle body connector.
  
  Fig 3: Locating Throttle Body Connector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Disconnect the water by-pass hose and No. 2 water by-pass hose.
  
  Fig 4: Locating Water By-Pass Hoses
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
5. Remove the 4 bolts and 2 nuts and remove the intake manifold and intake manifold stay.
  
  Fig 5: Locating Intake Manifold Bolts And Nuts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE KNOCK SENSOR
1. Disconnect the knock sensor connector.
2. Remove the bolt and remove the knock sensor.