Section 495 (Thermostat): Thermostat: Replacement

WARNING: This page is about a different car, the 2004 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.

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

Fig 1: Removing Fan And Generator V Belt
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE GENERATOR ASSY
1. Disconnect the wire clamp from the wire clip on the rectifier end frame.
2. Remove the rubber cap and nut, and disconnect the alternator wire.
3. Disconnect the alternator connector.
  
  Fig 2: Disconnecting Alternator Connector
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Remove the 2 bolts and alternator.
Fig 3: Removing Alternator
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 )