Page 2385 of 4770
CO03D±04
A06654
RH Fender Apron Seal
Generator Drive BeltEngine Moving
Control Rod
RH Engine Mounting Stay
No.2 RH Engine
Mounting Bracket
Ground Strap PS Pump Drive Belt
Engine Coolant Reservoir Hose
: Specified torqueNo.2 RH Engine
Mounting Stay (M/T)
64 (650, 47)
32 (320, 23)
64 (650, 47)
N´m (kgf´cm, ft´lbf)
± COOLING (1MZ±FE)WATER PUMP
CO±3
1611 Author: Date:
WATER PUMP
COMPONENTS
Page 2386 of 4770
B06388
No.2 Timing Belt CoverTiming Belt
Gasket
Timing Belt Guide
No.2 Generator
Bracket RH Engine Mounting Bracket
Crankshaft
PulleyGasket
Engine Wire Protector
RH Camshaft Timing PulleyNo.2 Idler Pulley
Dust Boot
Timing Belt Tensioner
Non±reusable part
*For use with SSTNo.1 Timing Belt Cover
LH Camshaft
Timing Pulley
N´m (kgf´cm, ft´lbf) : Specified torque
28 (290, 21)
215 (2,200, 159)
125 (1,300, 94)*88 (900, 65)
43 (440, 32)
27 (280, 20)
125 (1,300, 94)
CO±4
± COOLING (1MZ±FE)WATER PUMP
1612 Author: Date:
Page 2387 of 4770
B04403 Non±reusable partNo.3 Timing Belt CoverGasket
Collar
Bushing
Water Pump Gasket Engine Wire x 6
N´m (kgf´cm, ft´lbf) : Specified torque
8.5 (85, 74 in.´lbf)
8 (80, 69 in.´lbf)
± COOLING (1MZ±FE)WATER PUMP
CO±5
1613 Author: Date:
Page 2388 of 4770
CO03E±03
P12942
CO±6
± COOLING (1MZ±FE)WATER PUMP
1614 Author: Date:
REMOVAL
1. DRAIN ENGINE COOLANT
2. REMOVE TIMING BELT (See page EM±15)
3. REMOVE CAMSHAFT TIMING PULLEYS
(See page EM±15)
4. REMOVE NO.2 IDLER PULLEY
(See page EM±15)
5. REMOVE NO.3 TIMING BELT COVER
(See page EM±32)
6. REMOVE WATER PUMP
Remove the 4 bolts, 2 nuts, water pump and gasket.
Page 2389 of 4770
CO03F±03
P12487
± COOLING (1MZ±FE)WATER PUMP
CO±7
1615 Author: Date:
INSPECTION
1. INSPECT WATER PUMP
(a) Visually check the drain hole for coolant leakage.
If leakage is found, replace the water pump.
(b) Turn the pulley, and check that the water pump bearing
moves smoothly and quietly.
If necessary, replace the water pump.
2. INSPECT TIMING BELT COMPONENTS
(See page EM±19)
Page 2390 of 4770
CO0SO±01
P12942
CO±8
± COOLING (1MZ±FE)WATER PUMP
1616 Author: Date:
INSTALLATION
1. INSTALL WATER PUMP
Install a new gasket and the water pump with the 4 bolts and 2
nuts.
Torque: 8 N´m (80 kgf´cm, 69 in.´lbf)
NOTICE:
Do not get oil on the gasket.
2. INSTALL NO.3 TIMING BELT COVER
(See page EM±57)
3. INSTALL NO.2 IDLER PULLEY
(See page EM±21)
4. INSTALL CAMSHAFT TIMING PULLEYS
(See page EM±21)
5. INSTALL TIMING BELT
(See page EM±21)
6. FILL WITH ENGINE COOLANT
7. START ENGINE AND CHECK FOR LEAKS
8. RECHECK ENGINE COOLANT LEVEL
Page 2391 of 4770
CO03H±03
B06397
MAF Meter Connector
EVAP Hose
Air Cleaner Cap
Assembly
Engine Wire Protector
Thermostat
Gasket
Water Inlet
Water Inlet Pipe
O±Ring
No.2 ECT
Switch
Connector
8 (80, 69 in.´lbf)
19.5 (200, 14)
Air Filter EGR Vacuum Hose
N´m (kgf´cm, ft´lbf)
: Specified torque
Non±reusable part
± COOLING (1MZ±FE)THERMOSTAT
CO±9
1617 Author: Date:
THERMOSTAT
COMPONENTS
Page 2392 of 4770
CO03I±03
S04581
S04502
S04503
CO±10
± COOLING (1MZ±FE)THERMOSTAT
1618 Author: Date:
REMOVAL
HINT:
Removal of the thermostat would have an adverse effect, caus-
ing a lowering of cooling efficiency. Do not remove the thermo-
stat, even if the engine tends to overheat.
1. DRAIN ENGINE COOLANT
2. REMOVE AIR CLEANER CAP ASSEMBLY AND AIR
FILTER
3. DISCONNECT NO.2 ECT SWITCH CONNECTOR
4. DISCONNECT ENGINE WIRE PROTECTOR FROM
WATER INLET AND RH CYLINDER HEAD
Remove the 2 nuts, and disconnect the engine wire protector
from the water inlet and cylinder head.
5. DISCONNECT WATER INLET PIPE FROM WATER
INLET AND LH CYLINDER HEAD
(a) Remove the bolt, and disconnect the inlet pipe from the
water inlet.
(b) Remove the O±ring from the inlet pipe.
6. REMOVE WATER INLET AND THERMOSTAT
(a) Remove the 3 nuts, water inlet and thermostat.
(b) Remove the gasket from the thermostat.