Nissan Frontier D22. Manual — part 703
CYLINDER HEAD
EM-119
[VG33E and VG33ER]
C
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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
.
9.
Install the A/C compressor. Refer to
10. Install the generator. Refer to
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
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
.
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
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