Oil Level Sensor: Removal

REMOVE ENGINE UNDER COVER
REMOVE NO. 2 ENGINE UNDER COVER
REMOVE FRONT LOWER SUSPENSION MEMBER PROTECTOR (See REMOVAL )
DRAIN ENGINE OIL (See OIL AND OIL FILTER )
DRAIN AUTOMATIC TRANSMISSION FLUID (See REMOVAL )
DISCONNECT OIL COOLER TUBE (See REMOVAL )
REMOVE CRANK POSITION SENSOR BRACKET
1. Using a clip remover, disconnect the harness clamp.
2. Remove the bolt and crank position sensor bracket.
Fig 1: Locating Crank Position Sensor Bracket Bolt
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE ENGINE OIL LEVEL SENSOR
1. Disconnect the engine oil level sensor connector.
2. Remove the 4 bolts.
  
  Fig 2: Locating Engine Oil Level Sensor Connector Bolts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Rotate the engine oil level sensor 180° counterclockwise and remove it.
  
  Fig 3: Rotating Engine Oil Level Sensor
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Cut off the gasket as shown in the illustration.
5. Remove the gasket from the oil level sensor.
  HINT:
  
  After cutting away the parts of the gasket shown in the illustration, remove only the outer part of the gasket.
  
  Fig 4: Cutting Off Gasket
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002