Section 124 (Water Pump): Installation

WARNING: This page is about a different car, the 2002 Lexus GS 300. However, it is still accessible from the selected car via links, so may be relevant.

INSTALL WATER PUMP
1. Install a new O-ring to the cylinder block.
  
  Fig 1: Installing New O-Ring To Cylinder Block
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Install the drain hose.
3. Install a new gasket to the water pump.
  
  Fig 2: Installing New Gasket To Water Pump
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Connect the water pump to the water bypass pipe. Do not install the nut yet.
5. Install the water pump with the 2 bolts (A) and 4 bolts (B).
  1. Torque: 21 N.m (210 kgf.cm, 15 ft.lbf)
  HINT:
  
  Hand tighten the bolts first.
  
  Fig 3: Installing Water Pump With 2 Bolts (A) And 4 Bolts (B)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
6. Install the 2 nuts holding the No.2 water bypass pipe to the water pump.
  1. Torque: 21 N.m (210 kgf.cm, 15 ft.lbf)
7. Install the connector bracket (for crankshaft position sensor connector) with the bolt.
8. Install the clamp bracket (for engine wire) with the bolt,
9. Install the generator with the bolt and nut.
  1. Torque: 40 N.m (400 kgf.cm, 30 ft.lbf)
INSTALL THERMOSTAT AND WATER INLET (See INSTALLATION )
INSTALL NO.1 WATER BYPASS PIPE AND WATER BYPASS OUTLET
1. Install 2 new O-rings to the No.1 water bypass pipe.
2. Install a new O-ring and the water bypass outlet with the 2 bolts.
  1. Torque: 9.0 N.m (90 kgf.cm, 80 in.lbf)
INSTALL IDLER PULLEY AND TIMING BELT (See TIMING BELT )
INSTALL WATER PUMP PULLEY AND DRIVE BELT Torque: 14 N.m (140 kgf.cm, 10 ft.lbf)
INSTALL RADIATOR ASSEMBLY (See INSTALLATION )