Cooling System (Mechanical): Thermostat: Replacement

REMOVE ENGINE UNDER COVER RH
DRAIN COOLANT (See REPLACEMENT )
REMOVE FAN AND GENERATOR V BELT

Fig 1: Removing Fan & Generator V Belt
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
NOTE:
- 1ZZ-FE: See REPLACEMENT
- 2ZZ-GE: See REPLACEMENT
REMOVE GENERATOR ASSY
1. Disconnect the wire clamp from the wire clip on the rectifier end frame.
  
  Fig 2: Locating Wire Clamp
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Remove the rubber cap and nut, and disconnect the alternator wire.
3. Disconnect the alternator connector.
4. Remove the 2 bolts and alternator.
  
  Fig 3: Removing Alternator Bolts
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE WATER INLET
REMOVE THERMOSTAT
INSTALL THERMOSTAT
1. Install a new gasket to the thermostat.
2. Install the thermostat with the jiggle valve upward as shown in the illustration.
  
  Fig 4: Installing Thermostat With Jiggle Valve Upward
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL WATER INLET
Torque: 11 N.m (113 kgf.cm, 8 ft.lbf)
INSTALL GENERATOR ASSY
Torque:

12mm head 25 N.m (250 kgf.cm, 18 ft.lbf)

14mm head 54 N.m (550 kgf.cm, 39 in.lbf)
ADD COOLANT (See REPLACEMENT )
CHECK ENGINE COOLANT LEAK (See REPLACEMENT )