Nissan Qashqai J11. Manual — part 63
TIMING CHAIN
EM-191
< UNIT DISASSEMBLY AND ASSEMBLY >
[MR20DD]
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6.
Align the matching marks of each sprocket with the matching
marks of timing chain.
*: There are 2 outer grooves in camshaft sprocket (INT). The wider one is a
matching mark.
• If these matching marks are not aligned, rotate the camshaft
slightly by holding the hexagonal portion to correct the posi-
tion.
CAUTION:
Check matching mark position of each sprocket and timing
chain again after installing the timing chain.
7.
Install the tension guide
and the slack guide
.
: Camshaft sprocket (EXH)
: Camshaft sprocket (INT)
: Timing chain
: Matching mark (dark blue link)
: Matching mark (stamping)
: Matching mark (yellow link)
: Matching mark (stamping)
JPBIA5153ZZ
: Timing chain
JPBIA5155ZZ
EM-192
< UNIT DISASSEMBLY AND ASSEMBLY >
[MR20DD]
TIMING CHAIN
8.
Install timing chain tensioner
.
• Fix the plunger at the most compressed position using a stop-
per pin (A), and then install it.
• Securely pull out the stopper pin after installing the timing
chain tensioner.
9.
Check matching mark position of timing chain and each sprocket again.
10. Install front oil seal. Refer to
EM-206, "FRONT OIL SEAL : Removal and Installation"
11. Install front cover with the following procedure:
a.
Install new O-ring to cylinder block.
CAUTION:
• Do not reuse O-ring.
• Never misalign O-ring.
b.
Apply a continuous bead of liquid gasket (A) with a tube presser
(commercial service tool) to front cover
as shown in the fig-
ure.
Use Genuine Liquid Gasket (Three Bond 1217H) or equiva-
lent.
c.
Check that matching marks of timing chain and each sprocket are still aligned. Then install front cover.
CAUTION:
• Check O-ring on cylinder block is correctly installed.
• Be careful not to damage front oil seal by interference with front end of crankshaft.
JPBIA4395ZZ
: 4.0 - 5.6 mm (0.157 - 0.220 in)
:
φ
3.4 - 4.4 mm (0.134 - 0.173 in)
: Engine outside
JPBIA6822ZZ
TIMING CHAIN
EM-193
< UNIT DISASSEMBLY AND ASSEMBLY >
[MR20DD]
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d.
Install front cover, and tighten mounting bolts in the order from 1
to 22 as shown in the figure.
• Refer to the following for the installation position of bolts.
CAUTION:
Attaching should be done within 5 minutes after liquid gas-
ket application.
e.
After all bolts are tightened, retighten them to specified torque in
numerical order as shown in the figure.
CAUTION:
Be sure to wipe off any excessive liquid gasket leaking.
12. Install VTC cover according to the following instructions:
a.
a.Apply liquid gasket
(Three Bond 1217H or an equivalent)
evenly (no break, no overlap) to the position shown in the figure.
Refer to
.
CAUTION:
Install within 5 minutes after applying liquid gasket.
NOTE:
Overlap the start and end of liquid gasket application positions
at least 5 mm.
M6 bolt
: No. 1
: 6.6 N·m (0.67 kg-m, 58 in-lb)
M10 bolts
: No. 6, 7, 10, 13, 21
: 55.0 N·m (5.6 kg-m, 41 ft-lb)
M12 bolts
: No. 2, 4, 8, 11
: 75.0 N·m (7.7 kg-m, 55 ft-lb)
M8 bolts
: Except the above
: 25.0 N·m (2.6 kg-m, 19 ft-lb)
JPBIA6821ZZ
: Front cover
: VTC cover
: Start/End of liquid gasket application
: 4.0 – 5.6 mm
:
φ
3.4 – 4.4 mm
JPBIA6823ZZ
EM-194
< UNIT DISASSEMBLY AND ASSEMBLY >
[MR20DD]
TIMING CHAIN
b.
Install O-ring to the groove of front cover
.
CAUTION:
Oil filter must be inserted to the end of O-ring installation
part.
c.
Tighten mounting bolts to the specified torque in the order from
1 to 8 as shown in the figure.
CAUTION:
After tightening mounting bolts, wipe out extra liquid gas-
ket.
NOTE:
Bolt 1 must be tightened twice, the second tightening is shown
by 6.
13. Install crankshaft pulley with the following procedure:
a.
When inserting crankshaft pulley with a plastic hammer, tap on its center portion (not circumference).
CAUTION:
Never damage front oil seal lip portion.
b.
Secure crankshaft pulley
with a pulley holder (commercial
service tool)
.
c.
Apply new engine oil to thread and seat surfaces of crankshaft
pulley bolt.
d.
Tighten crankshaft pulley bolt.
e.
Put a paint mark
on crankshaft pulley
, matching with any
one of six easy to recognize angle marks
on crankshaft pulley
bolt
flange.
f.
Turn another 60 degrees clockwise (angle tightening).
• Check the tightening angle with movement of one angle mark.
g.
Check that crankshaft rotates clockwise smoothly.
14. Install remaining parts in the reverse order of removal.
Inspection
INFOID:0000000010715501
INSPECTION AFTER REMOVAL
Timing Chain
: O-ring installation position
JPBIA6824ZZ
JPBIA6820ZZ
: 29.4 N·m (3.0 kg-m, 22 ft-lb)
PBIC3961E
PBIC3963E
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