Toyota Sequoia (2005). Manual - part 678

A05095

1

2

4

8

6

3

5

9

7

10

A05094

Front

Painted
Mark

90

°

90

°

A23371

Front Mark 
(1 Cavity)

Front

LH 
Piston

RH 
Piston

Front

Front Mark 
(2 Cavities)

EM–122

–

ENGINE MECHANICAL

CYLINDER BLOCK

2701

(a)

Apply a light coat of engine oil to the threads and under
the main bearing cap bolts.

(b)

Install and uniformly tighten the 10 main bearing cap bolts
in several steps, in the sequence shown.
Torque: 27 N·m (275 kgf·cm, 20 ft·lbf)

If any of the main bearing cap bolts does not meet the torque
specification, replace the main bearing cap bolt.

(c)

Mark the front of the main bearing cap bolt with paint.

(d)

Retighten the main bearing cap bolts by 90

°

 in the numer-

ical order shown.

(e)

Check that the painted mark is now at a 90

°

 angle to the

front.

(f)

Check that the crankshaft turns smoothly.

9.

CHECK CRANKSHAFT THRUST CLEARANCE
(See page 

EM–101

)

10.

INSTALL PISTON AND CONNECTING ROD AS-
SEMBLIES

Using a piston ring compressor, push correctly the numbered
piston and connecting rod assemblies into each cylinder with
the front mark of the piston facing forward.
NOTICE:
The shape of the piston differs for the LH and RH banks.
The LH piston is marked with 1 cavity and ”2”, the RH pis-
ton with 2 cavities and ”2”.

A05106

A05107

A05108

A05174

Front

Outside Mark
(Protrusion)

RH Bank

LH Bank

Front

Outside Mark
(Protrusion)

A05101

A05099

Painted
Mark

Front

90

°

90

°

–

ENGINE MECHANICAL

CYLINDER BLOCK

EM–123

2702

11.

PLACE CONNECTING ROD CAP ON CONNECTING
ROD

(a)

Match the numbered connecting rod cap with the con-
necting rod.

(b)

Align the pin groove of the connecting rod cap with the
pins of the connecting rod, and install the connecting rod
cap.

(c)

Check that the outside mark of the connecting rod cap is
facing in correct direction.

12.

INSTALL CONNECTING ROD CAP BOLTS

HINT:

The connecting rod cap bolts are tightened in 2 progres-
sive steps (steps (b) and (d)).

If any one of the connecting rod cap bolts is broken or de-
formed, replace it.

(a)

Apply a light coat of engine oil on the threads and under
the heads of the connecting rod cap bolts.

(b)

Install and alternately tighten the 2 connecting rod cap
bolts in several passes.
Torque: 24.5 N·m (250 kgf·cm, 18 ft·lbf)

If any one of the connecting rod cap bolts does not meet the
torque specification, replace the connecting rod cap bolts.

(c)

Mark the front of the connecting cap bolt with paint.

(d)

Retighten the cap bolts by 90

°

 as shown.

(e)

Check that the painted mark is now at a 90

°

 angle to the

front.

(f)

Check that the crankshaft turns smoothly.

13.

CHECK CONNECTING ROD THRUST CLEARANCE
(See page 

EM–101

)

A04848

Seal Width 
3 – 4 mm

A

B

A

B

A04855

New O–Ring

P12477

Seal Packing

EM–124

–

ENGINE MECHANICAL

CYLINDER BLOCK

2703

14.

INSTALL REAR OIL SEAL RETAINER

(a)

Remove any old packing (FIPG) material and be careful
not to drop any oil on the contacting surfaces of the oil
seal retainer and cylinder block.

Using a razor blade and gasket scraper, remove all
the old packing (FIPG) materials from the gasket
surfaces and sealing grooves.

Thoroughly clean all components to remove all the
loose material.

Using a non–residue solvent, clean both sealing
surfaces.

(b)

Apply seal packing to the oil seal retainer as shown in the
illustration.
Seal packing: Part No. 08826–00080 or equivalent

Install a nozzle that has been cut to a 3 – 4 mm (0.12
– 0.16 in.) opening.

Parts must be assembled within 5 minutes of ap-
plication. Otherwise the material must be removed
and reapplied.

Immediately remove nozzle from the tube and rein-
stall cap.

(c)

Install a new O–ring to the cylinder block.

(d)

Install the oil seal retainer with the 7 bolts.
Torque: 8.0 N·m (80 kgf·cm, 71 in.·lbf)

15.

INSTALL ENGINE COOLANT DRAIN UNIONS

(a)

Apply seal packing to 2 or 3 threads.
Seal packing: Part No. 08826–00100 or equivalent

A04856

Front

Port

A08472

LH Side

A05132

Push

Wire
Clamp

New
O–Ring

–

ENGINE MECHANICAL

CYLINDER BLOCK

EM–125

2704

(b)

Install the 2 drain unions.
Torque: 49 N·m (500 kgf·cm, 36 ft·lbf)

HINT:
After applying the specified torque, rotate the drain union clock-
wise until its drain port is facing forward.
16.

INSTALL OIL PUMP (See page 

LU–15

)

17.

INSTALL OIL STRAINER (See page 

LU–15

)

18.

INSTALL NO.1 OIL PAN (See page 

LU–15

)

19.

INSTALL OIL PAN BAFFLE PLATE
(See page 

LU–15

)

20.

INSTALL NO.2 OIL PAN (See page 

LU–15

)

21.

INSTALL WATER PUMP (See page 

CO–8

)

22.

INSTALL ENGINE MOUNTING BRACKETS

Install the mounting bracket with the 4 bolts. Install the 2 mount-
ing brackets.

Torque: 36 N·m (370 kgf·cm, 27 ft·lbf)

23.

INSTALL ENGINE WIRE TO LH SIDE OF CYLINDER
BLOCK

(a)

Install the brackets on the engine wire with the 2 bolts.

(b)

Install the engine wire cover with the 2 bolts.

24.

INSTALL OIL COOLER PIPE BRACKET FOR A/T

Install the bracket with the bolt.
25.

INSTALL VVT SENSORS (See page 

SF–77

)

26.

INSTALL KNOCK SENSORS (See page 

SF–66

)

27.

INSTALL STARTER (See page 

ST–16

)

28.

INSTALL WATER BYPASS PIPE

(a)

Install a new O–ring to the water bypass pipe.

(b)

Apply soapy water to the O–ring.

(c)

Push in the water bypass pipe end into the pipe hole of
the water pump.

(d)

Install the water bypass pipe with the bolt.
Torque: 18 N·m (185 kgf·cm, 13 ft·lbf)

(e)

Install the wire clamp to the bracket of the water bypass
pipe.

29.

INSTALL CYLINDER HEADS (See page 

EM–60

)

30.

INSTALL TIMING BELT AND PULLEYS
(See page 

EM–23

)

31.

DISCONNECT ENGINE FROM ENGINE STAND