Nissan Frontier D22. Instruction — part 703

CYLINDER HEAD

EM-119

[VG33E and VG33ER]

C

D

E

F

G

H

I

J

K

L

M

A

EM

4.

Install the cylinder head with a new head gasket.

●

Install the washers between the bolts and cylinder head with
the beveled side up, as shown.

●

Do not rotate the crankshaft and camshaft separately, or the
valves will hit the pistons.

5.

Tighten the cylinder head bolts in the numerical order as shown.
Use the specified angle wrench as necessary.

●

Apply new engine oil to the threads and seating surfaces of
the cylinder head bolts before installation.

●

Cylinder head bolts No. 4, 7, 9, and 12 (L1) are longer than
the other bolts (L2).

●

Install the intake manifold and cylinder head at the same time,
using the 14 steps.

WBIA0194E

SEM877A

Angle wrench

: ST10120000 (J24239-01)

Cylinder head bolts "L

1"

: 127 mm (5.00 in)

Cylinder head bolts "L

2

"

: 106 mm (4.17 in)

AEM496

EM-120

[VG33E and VG33ER]

CYLINDER HEAD

SEM825C

Cylinder head and intake manifold nuts and bolts tight-
ening:

Step 1

: tighten cylinder head bolts 29 N·m (3.0 kg-m,
22 ft-lb)

Step 2

: tighten cylinder head bolts 59 N·m (6.0 kg-m,
43 ft-lb)

Step 3

: loosen cylinder head bolts completely

Step 4

: tighten cylinder head bolts 10 N·m (1.0 kg-m,
7 ft-lb)

Step 5

: tighten intake manifold bolts and nuts 4 N·m
(0.4 kg-m, 2.9 ft-lb)

Step 6

: tighten intake manifold bolts and nuts 18
N·m (1.8 kg-m, 13 ft-lb)

Step 7

: tighten intake manifold bolts and nuts 16 -
20 N·m (1.6 - 2.0 kg-m, 12 - 14 ft-lb)

Step 8

: loosen intake manifold bolts and nuts com-
pletely

Step 9

: tighten cylinder head bolts 29 N·m (3.0 kg-m,
22 ft-lb)

Step 10

: turn cylinder head bolts 60

° to 65° degrees

(clockwise), if an angle wrench is not avail-
able, tighten cylinder head bolts 54 - 64 N·m
(5.5 - 6.5 kg-m, 40 - 47 ft-lb)]

Step 11

: tighten cylinder head sub-bolts 9.0 - 11.8
N·m (0.92 - 1.20 kg-m, 6.7 - 8.7 ft-lb).

Step 12

: tighten intake manifold bolts and nuts 4 N·m
(0.4 kg-m, 2.9 ft-lb).

Step 13

: tighten intake manifold bolts and nuts 9 N·m
(0.9 kg-m, 6.5 ft-lb).

Step 14

: tighten intake manifold bolts and nuts 8 - 10
N·m (0.8 - 1.0 kg-m, 5.8 - 7 ft-lb).

WBIA0195E

CYLINDER HEAD

EM-121

[VG33E and VG33ER]

C

D

E

F

G

H

I

J

K

L

M

A

EM

●

If only the intake manifold is removed and is to be used again,
install it in a three step procedure. Tighten the nuts and bolts
in the numerical order as shown.

CAUTION:

If replacing the intake manifold with a new one, the cylin-
der head gasket must also be replaced.

6.

Install both rocker covers.

7.

Install the A/C compressor, generator, and power steering pump
brackets.

8.

Install the power steering pump. Refer to

PS-17, "Components"

.

9.

Install the A/C compressor. Refer to

MTC-67, "Removal and

Installation for Compressor"

.

10. Install the generator. Refer to

SC-37, "Installation"

.

11. Install the exhaust front tube to the exhaust manifold. Refer to

EX-3, "Removal and Installation"

.

12. Install the rear belt cover and camshaft sprocket. Refer to

EM-

80, "Removal and Installation"

.

CAUTION:

RH camshaft sprocket and LH camshaft sprocket are differ-
ent parts. Be sure to install them in the correct location.

13. Install the timing belt and adjust the timing belt tension. Refer to

EM-94, "Installation"

.

Intake manifold nuts and bolts tightening steps:

Step 1

: 4 N·m (0.4 kg-m, 2.9 ft-lb)

Step 2

: 9 N·m (0.9 kg-m, 6.5 ft-lb)

Step 3

: 8 to 10 N·m (0.8 - 1.0 kg-m, 5.8 - 7 ft-lb)

SEM825C

Rocker cover bolts

: 1 - 3 N·m (0.1 - 0.3 kg-m,
9 - 26 in-lb)

SEM403C

AEM416

Description

Identification mark

θ

RH camshaft sprocket

R3

0

°53′

LH camshaft sprocket

L3

−3°27′

SEM303A

EM-122

[VG33E and VG33ER]

CYLINDER HEAD

14. Install the distributor.
a.

Align the mark on the distributor shaft with the protruding mark
on the distributor housing.

b.

After installation of the distributor, confirm that the distributor
rotor head is aligned as shown.

15. Install the fuel injector tube assembly. Refer to

EM-80, "Removal and Installation"

.

16. Connect all of the fuel injector harness connectors.

17. Install the fuel feed and fuel return hoses to the fuel injector tube assembly.

18. Install the intake manifold collector (VG33E only). Refer to

EM-80, "OUTER COMPONENT PARTS"

.

SEM837BA

SEM337F

AEM452