TOYOTA AVALON 2001 Service Repair Manual

EM0ZD-02
A05060
Inward
Sensor
A01802
10 mm
Hexagon
Wrench
Plate Washer
A05055
A05061
Fulcrum
Length
SSTSST
RH
- ENGINE MECHANICALTIMING BELT
EM-21
1005 Author
: Date
:
2001 AVALON (RM808U)
INSTALLATION
1. INSTALL CRANKSHAFT TIMING PULLEY
(a) Align the pulley set key with the key groove of the timing
pulley, and slide on the timing pulley.
(b) Install the timing pulley, facing the sensor side inward.
NOTICE:
Do not scratch the sensor part of the crankshaft timing
pulley.
(c) Install the timing belt plate with the bolt.
Torque: 8 N´m (80 kgf´cm, 69 in.´lbf)
2. INSTALL NO.1 IDLER PULLEY
Adhesive: Part No. 08833-00080, THREE BOND 1344,
LOCTITE 242 or equivalent
(a) Using a 10 mm hexagon wrench, install the plate washer
and idler pulley with the pivot bolt.
Torque: 34 N´m (350 kgf´cm, 25 ft´lbf)
(b) Check that the pulley bracket moves smoothly.
3. INSTALL NO.2 IDLER PULLEY
(a) Install the idler pulley with the bolt.
Torque: 43 N´m (440 kgf´cm, 32 ft´lbf)
(b) Check that the idler pulley moves smoothly.
4. INSTALL RH CAMSHAFT TIMING PULLEY
(a) Face the flange side of the timing pulley outward.
(b) Align the knock pin on the camshaft with the knock pin
groove of the timing pulley, and slide on the timing pulley.
(c) Using SST, install the pulley bolt.
SST 09249-63010, 09960-10010 (09962-01000,
09963-01000)
Torque: 88 N´m (900 kgf´cm, 65 ft´lbf)
HINT:
Use a torque wrench with a fulcrum length of 340 mm (13.39
in.).

A05056
LH
SST
P18811
A05063
SST
EM-22
- ENGINE MECHANICALTIMING BELT
1006 Author
: Date
:
2001 AVALON (RM808U)
5. INSTALL LH CAMSHAFT TIMING PULLEY
(a) Face the flange side of the timing pulley inward.
(b) Align the knock pin on the camshaft with the knock pin
groove of the timing pulley, and slide on the timing pulley.
(c) Using SST, install the pulley bolt.
SST 09960-10010 (09962-01000, 09963-01000)
Torque: 125 N´m (1,300 kgf´cm, 94 ft´lbf)
6. SET NO.1 CYLINDER TO TDC/COMPRESSION
(a) Crankshaft Timing Pulley Position:
(1) Temporarily install the crankshaft pulley bolt to the
crankshaft.
(2) Turn the crankshaft, and align the timing marks of
the crankshaft timing pulley and oil pump body.
(b) Camshaft Timing Pulley Positions:
Using SST, turn the camshaft pulley, align the timing
marks of the timing pulley and No.3 timing belt cover.
SST 09960-10010 (09962-01000, 09963-01000)

A02338
5th4th3rd
2nd
6th
1st
A05064
1.27 mm
Hexagon
Wrench
A05065
A05066
1.27 mm
Hexagon
Wrench
- ENGINE MECHANICALTIMING BELT
EM-23
1007 Author
: Date
:
2001 AVALON (RM808U)
7. INSTALL TIMING BELT
NOTICE:
The engine should be cold.
(a) Remove any oil or water on the pulleys, and keep them
clean.
NOTICE:
Only wipe the pulleys; do not use any cleansing agent.
(b) Face the front mark on the timing belt forward.
(c) Align the installation mark on the timing belt with the tim-
ing mark of the crankshaft timing pulley.
(d) Align the installation marks on the timing belt with the tim-
ing marks of the camshaft timing pulleys.
(e) Install the timing belt in this order:
1st: Crankshaft timing pulley
2nd: Water pump pulley
3rd: LH camshaft timing pulley
4th: No.2 idler pulley
5th: RH camshaft timing pulley
6th: No.1 idler pulley
8. SET TIMING BELT TENSIONER
(a) Using a press, slowly press in the push rod using 981 -
9,807 N (100 - 1,000 kgf, 200 - 2,205 lbf) of pressure.
(b) Align the holes of the push rod and housing, pass a 1.27
mm hexagon wrench through the holes to keep the set-
ting position of the push rod.
(c) Release the press.
(d) Install the dust boot to the tensioner.
9. INSTALL TIMING BELT TENSIONER
(a) Temporarily install the tensioner with the 2 bolts.
(b) Alternately tighten the 2 bolts.
Torque: 27 N´m (280 kgf´cm, 20 ft´lbf)
(c) Remove the 1.27 mm hexagon wrench from the tension-
er.

P18808
A05052
P12983
Length = 1,410 mm (55.51 in.)
P18815
EM-24
- ENGINE MECHANICALTIMING BELT
1008 Author
: Date
:
2001 AVALON (RM808U)
10. CHECK VALVE TIMING
(a) Slowly turn the crankshaft 2 revolutions, and align the tim-
ing marks of the crankshaft timing pulley and oil pump
body.
NOTICE:
Always turn the crankshaft clockwise.
(b) Check that the timing marks of the RH and LH timing pul-
leys with the timing marks of the No.3 timing belt cover as
shown in the illustration.
If the marks do not align, remove the timing belt and reinstall it.
(c) Remove the crankshaft pulley bolt.
11. INSTALL RH ENGINE MOUNTING BRACKET
Torque: 28 N´m (290 kgf´cm, 21 ft´lbf)
12. INSTALL NO.2 TIMING BELT COVER
(a) Check that the timing belt cover gasket has no cracks or
peeling, etc.
If the gasket has cracks or peeling, etc., replace it using these
steps:

Using a screwdriver and gasket scraper, remove all
the old gasket material.

Thoroughly clean all components to remove all the
loose material.

Remove the backing paper from a new gasket and
install the gasket evenly to the part of the timing belt
cover shaded black in the illustration.

After installing the gasket, press down on it so that
the adhesive firmly sticks to the timing belt cover.
(b) Install the timing belt cover with the 5 bolts.
Torque: 8.5 N´m (85 kgf´cm, 74 in.´lbf)
(c) Install the engine wire protector clamps to the No.3 timing
belt cover.
13. INSTALL TIMING BELT GUIDE
Install the timing belt guide, facing the cup side outward.

P12982
Length = 240 mm (9.45 in.)
Join
Line
Join
Line
Length = 460 mm
(18.11 in.)
A04693
SST
P18816
- ENGINE MECHANICALTIMING BELT
EM-25
1009 Author
: Date
:
2001 AVALON (RM808U)
14. INSTALL NO.1 TIMING BELT COVER
(a) Check that the timing belt cover gaskets have cracks or
peeling, etc.
If the gasket has cracks or peeling, etc., replace it using these
steps:

Using a screwdriver and gasket scraper, remove all
the old gasket material.

Thoroughly clean all components to remove all the
loose material.

Remove the backing paper from a new gasket and
install the gasket evenly to the part of the timing belt
cover shaded black in the illustration.
NOTICE:
When joining 2 gaskets, do not leave a gap between them.
Cut off any excess gasket.

After installing the gasket, press down on it so that
the adhesive firmly sticks to the timing belt cover.
(b) Install the timing belt cover with the 4 bolts.
Torque: 8.5 N´m (85 kgf´cm, 74 in.´lbf)
15. INSTALL CRANKSHAFT PULLEY
(a) Align the pulley set key with the key groove of the pulley,
and slide on the pulley.
(b) Using SST, install the pulley bolt.
SST 09213-54015 (91651-60855), 09330-00021
Torque: 215 N´m (2,200 kgf´cm, 159 ft´lbf)
16. INSTALL NO.2 GENERATOR BRACKET
Install the generator bracket with the pivot bolt and nut. Do not
tighten the bolt yet.
Torque: (Nut): 28 N´m (290 kgf´cm, 21 ft´lbf)
17. INSTALL NO.2 RH ENGINE MOUNTING BRACKET
AND ENGINE MOVING CONTROL ROD
(See page EM-77)
18. CONNECT GROUND STRAP CONNECTORS
19. CONNECT ENGINE COOLANT RESERVOIR HOSE TO
WATER OUTLET
20. INSTALL PS PUMP DRIVE BELT
21. INSTALL GENERATOR DRIVE BELT
(See page CH-16)
22. INSTALL RH FENDER APRON SEAL
23. INSTALL RH FRONT WHEEL
24. VEHICLE ROAD TEST
Check for abnormal noise, shock, slippage, correct shift points
and smoothly operation.

EM03Z-03
P18754
P18816
P18817
SST
P18819
SST
- ENGINE MECHANICALTIMING BELT
EM-15
999 Author
: Date
:
2001 AVALON (RM808U)
REMOVAL
1. REMOVE RH FRONT WHEEL
2. REMOVE RH FENDER APRON SEAL
3. REMOVE GENERATOR DRIVE BELT
(See page CH-6)
4. REMOVE PS PUMP DRIVE BELT
Loosen the 2 bolts, and remove the drive belt.
5. DISCONNECT ENGINE COOLANT RESERVOIR HOSE
FROM WATER OUTLET
6. DISCONNECT GROUND STRAP CONNECTORS
7. REMOVE ENGINE MOVING CONTROL ROD AND
NO.2 RH ENGINE MOUNTING BRACKET
(See page EM-72)
8. REMOVE NO.2 GENERATOR BRACKET
(a) Loosen the generator pivot bolt.
(b) Remove the nut and bracket.
9. REMOVE CRANKSHAFT PULLEY
(a) Using SST, remove the pulley bolt.
SST 09213-54015 (91651-60855), 09330-00021
(b) Using SST, remove the pulley.
SST 09950-50012 (09951-05010, 09952-05010,
09953-05010, 09953-05020, 09954-05020)

P18820
A05050
Clamp
Clamp
P18814
P18808
A05052
EM-16
- ENGINE MECHANICALTIMING BELT
1000 Author
: Date
:
2001 AVALON (RM808U)
10. REMOVE NO.1 TIMING BELT COVER
Remove the 4 bolts and timing belt cover.
11. REMOVE TIMING BELT GUIDE
12. REMOVE NO.2 TIMING BELT COVER
(a) Disconnect the engine wire protector clamps from the
No.3 timing belt cover.
(b) Remove the 5 bolts and timing belt cover.
13. REMOVE RH ENGINE MOUNTING BRACKET
Remove the 2 bolts, nut and mounting bracket.
14. SET NO.1 CYLINDER TO TDC/COMPRESSION
(a) Temporarily install the crankshaft pulley bolt to the crank-
shaft.
(b) Turn the crankshaft, and align the timing marks of the
crankshaft timing pulley and oil pump body.
NOTICE:
Always turn the crankshaft clockwise.
(c) Check that timing marks of the camshaft timing pulleys
and No.3 timing belt cover are aligned.
If not, turn the crankshaft 1 revolution (360°).
(d) Remove the crankshaft pulley bolt.

A01804
A05053
A05054
SST RH
A05056
SSTLH
A05055
- ENGINE MECHANICALTIMING BELT
EM-17
1001 Author
: Date
:
2001 AVALON (RM808U)
15. IF REUSING TIMING BELT, CHECK INSTALLATION
MARKS ON TIMING BELT
Check that there are 3 installation marks and front mark on the
timing belt.
If the installation and front marks have disappeared, before re-
moving the timing belt, place 3 new installation marks on the
timing belt to match the timing marks of the timing pulleys, and
place a new front mark on the timing belt.
16. REMOVE TIMING BELT TENSIONER
Alternately loosen the 2 bolts, and remove them, the tensioner
and dust boot.
17. REMOVE TIMING BELT
18. REMOVE CAMSHAFT TIMING PULLEYS
(a) Using SST, remove the bolt and RH timing pulley.
SST 09249-63010, 09960-10010 (09962-01000,
09963-01000)
(b) Using SST, remove the LH timing pulley.
SST 09960-10010 (09962-01000, 09963-01000)
HINT:
Arrange the camshaft timing pulleys (RH and LH sides).
19. REMOVE NO.2 IDLER PULLEY
Remove the bolt and idler pulley.

A01802
10 mm
Hexagon
Wrench
Plate Washer
P20026
SST EM-18
- ENGINE MECHANICALTIMING BELT
1002 Author
: Date
:
2001 AVALON (RM808U)
20. REMOVE NO.1 IDLER PULLEY
Using a 10 mm hexagon wrench, remove the bolt, idler pulley
and plate washer.
21. REMOVE CRANKSHAFT TIMING PULLEY
(a) Remove the bolt and timing belt plate.
(b) Using SST, remove the crankshaft timing pulley.
SST 09950-50012 (09951-05010, 09952-05010,
09953-05010, 09953-05020, 09954-05010)
NOTICE:
Do not scratch the sensor part of the crankshaft timing
pulley.

EM03V-03
P18805
A05273
RH EX
RH IN
LH IN
LH EX 3 3
11Front
2266 EM-4
- ENGINE MECHANICALVALVE CLEARANCE
988 Author
: Date
:
2001 AVALON (RM808U)
VALVE CLEARANCE
INSPECTION
HINT:
Inspect and adjust the valve clearance when the engine is cold.
1. REMOVE RH FENDER APRON SEAL
2. DRAIN ENGINE COOLANT
3. REMOVE V-BANK COVER
(a) Using a 5 mm hexagon wrench, remove the 3 cap nuts.
(b) Loosen the V-bank cover fastener counterclockwise.
(c) Remove the V-bank cover.
4. REMOVE AIR INTAKE CHAMBER ASSEMBLY (See
page EM-31)
5. REMOVE IGNITION COILS
6. DISCONNECT UPPER RADIATOR HOSE FROM WA-
TER OUTLET
7. REMOVE CYLINDER HEAD COVERS
(See page EM-31)
8. SET NO.1 CYLINDER TO TDC/COMPRESSION
(a) Turn the crankshaft pulley, and align its groove with the
timing mark º0º of the No.1 timing belt cover.
(b) Check that the valve lifters on the No.1 (IN and EX) are
loose.
If not, turn the crankshaft 1 revolution (360°) and align the mark
as above.
9. INSPECT VALVE CLEARANCE
(a) Check only those valves indicated in the illustration.
(1) Using a feeler gauge, measure the clearance be-
tween the valve lifter and camshaft.
(2) Record out of specification valve clearance mea-
surements. They will be used later to determine the
required replacement adjusting shim.
Valve clearance (Cold):
Intake0.15 - 0.25 mm (0.006 - 0.010 in.)
Exhaust0.25 - 0.35 mm (0.010 - 0.014 in.)