Crankshaft Position Sensor: Removal

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.
REMOVE OIL FILTER ELEMENT SERVICE HOLE COVER ( REPLACEMENT )
REMOVE CRANKSHAFT POSITION SENSOR
1. Disconnect the sensor connector.
2. Remove the bolt and sensor.
  
  Fig 1: Identifying Sensor Connector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002