Installation
1. INSTALL WATER PUMP ASSEMBLY

(a) Install a new water pump gasket and the water pump assembly with the 16 bolts.
Torque: Bolt A 21 N*m (214 kgf*cm, 15 ft.*lbf) Bolts B and C 9.1 N*m (93 kgf*cm, 81 in.*lbf)
NOTICE:- Make sure that there is no oil on the threads of bolts A.
- Be sure to replace 2 bolts C with new ones or reuse them after applying adhesive 1344.
2. INSTALL WATER INLET HOUSING

(a) Install a new water inlet housing No. 1 gasket and water outlet pipe O-ring.
(b) Install the water inlet housing with the 2 bolts and nut.

Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
NOTICE: Be careful not to allow the O-ring to get caught between the parts.
(c) Connect the water hose.
3. INSTALL WATER PUMP PULLEY

(a) Temporarily install the water pump pulley with the 4 bolts.
(b) Using SST, hold the water pump pulley.
SST 09960-10010 (09962-01000, 09963-00700) (c) Tighten the 4 bolts.
Torque: 21 N*m (214 kgf*cm, 15 ft.*lbf)
4. INSTALL V-RIBBED BELT TENSIONER ASSEMBLY

(a) Install the V-ribbed belt tensioner assembly with the 5 bolts.
Torque: 43 N*m (438 kgf*cm, 32 ft.*lbf)
5. INSTALL NO. 2 IDLER PULLEY SUB-ASSEMBLY

(a) Install the 2 idler pulley cover plates and idler pulley sub-assemblies with the 2 bolts.
Torque: 43 N*m (438 kgf*cm, 32 ft.*lbf)
6. INSTALL NO. 1 ENGINE FRONT MOUNTING BRACKET LH (See page EM-45) 7. INSTALL GENERATOR ASSEMBLY (See page CH-26) 8. INSTALL COMPRESSOR AND MAGNETIC CLUTCH (See page AC-231) 9. INSTALL ENGINE HANGERS (See page EM-50) 10. REMOVE ENGINE STAND 11. INSTALL ENGINE ASSEMBLY WITH TRANSAXLE HINT: See page EM-44 12. ADD ENGINE COOLANT (See page CO-7) 13. INSPECT FOR COOLANT LEAK (See page CO-1)
Test yourself
A quick Toyota Sienna quiz: every answer comes with an explanation and a link to the manual page.