Speed Sensor: Removal

REMOVE COWL TOP VENTILATOR LOUVER (See REMOVAL )
DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.
NOTE:
- When disconnecting the cable, some systems need to be initialized after the cable is reconnected (See INITIALIZATION ).
- After the engine switch is turned off, the HDD navigation system requires approximately 6 minutes to record various types of memory and settings. As a result, after turning the engine switch off, wait 6 minutes or more before disconnecting the cable from the negative (-) battery terminal.
DRAIN AUTOMATIC TRANSMISSION FLUID
1. Remove the drain plug and gasket, and drain the ATF.
2. Install a new gasket and the drain plug.
  Torque: 20 N*m (204 kgf*cm, 15 ft.*lbf)
REMOVE AUTOMATIC TRANSMISSION OIL PAN SUB-ASSEMBLY
1. Remove the 9 bolts, oil pan and gasket from the transmission.
  NOTE: Some fluid will remain in the oil pan. Remove all the pan bolts, and carefully remove the oil pan sub-assembly.
2. Remove the 3 transmission oil cleaner magnets from the oil pan.
  
  Fig 1: Locating Oil Pan Bolts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Examine the particles in the pan.
  1. Collect any steel chips with the removed magnets. Carefully look at the foreign objects and particles in the pan and on the magnets to guess the type of wear which might be found in the transmission.
  Steel (magnetic): bearing, gear and clutch plate wear
  
  Brass (nonmagnetic): bush wear
  
  Fig 2: Checking Magnets Particles
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE VALVE BODY OIL STRAINER ASSEMBLY
1. Remove the 4 bolts and oil strainer from the valve body.
  
  Fig 3: Locating Oil Strainer Bolts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Remove the O-ring from the oil strainer.
Fig 4: Identifying Oil Strainer
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE TRANSMISSION VALVE BODY ASSEMBLY
1. Remove the bolt, lock plate and ATF temperature sensor.
2. Remove the O-ring from the ATF temperature sensor.
3. Disconnect the oil pressure switch connector.
4. Disconnect the 8 connectors from the solenoid valves.
  
  Fig 5: Locating ATF Temperature Sensor And Bolt
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
5. Remove the bolt, detent spring cover and detent spring.
  
  Fig 6: Identifying Detent Spring Cover And Detent Spring
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
6. Remove the 17 bolts and valve body.
  NOTE: Do not drop the check ball body and spring.
7. Disconnect the lever pin from the manual valve.
  
  Fig 7: Locating Valve Body And Bolts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
8. Remove the check ball body and spring.
Fig 8: Locating Spring And Check Ball Body
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE SPEED SENSOR NT
1. Disconnect the sensor connector.
2. Using a T30 "TORX" wrench, remove the bolt and speed sensor from the oil pump.
3. Remove the O-ring from the speed sensor.
Fig 9: Locating Bolt And Speed Sensor
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE SPEED SENSOR NC3
1. Disconnect the sensor connector.
2. Remove the bolt and speed sensor from the transmission case.
Fig 10: Locating Speed Sensor NC3
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE SPEED SENSOR SP2
1. Disconnect the sensor connector.
2. Remove the bolt and speed sensor from the transmission case.
Fig 11: Locating Speed Sensor SP2
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002