Nissan Primera P11. Manual — part 391
31. Remove engine front mounting bracket.
32. Remove water pump pulley and water pump.
33. Remove front cover bolts and front cover as shown.
★
1: Located on water pump
★
2: Located on power steering pump adjusting bar
I
Inspect for oil leakage at front oil seal. Replace seal if oil leak
is present.
34. Remove timing chain.
35. Remove oil pump drive spacer.
36. Remove chain guides.
37. Remove crankshaft sprocket.
38. Remove O-rings from cylinder block and front cover.
39. Remove cylinder block dowels by using locking pliers for easy-
to-install front cover.
I
Do not hit dowels because cylinder block may be cracked.
SEM882F
Engine front
mounting bracket
SEM883F
SEM884F
Timing
chain
Chain
guides
Crankshaft
sprocket
Oil pump
drive spacer
O-rings
SEM897F
O-rings
SEM944F
Locking pliers
Cylinder block dowels
TIMING CHAIN
QG
Removal (Cont’d)
EM-23
Inspection
NCEM0013
Check for cracks and excessive wear at roller links. Replace
if necessary.
Installation
NCEM0014
1.
Install crankshaft sprocket on crankshaft.
I
Make sure mating marks on crankshaft sprocket face front
of engine.
2.
Position crankshaft so that No. 1 piston is at TDC and key way
is at 12 o’clock.
3.
Install slack side timing chain guide and timing chain tension
guide.
4.
Install timing chain on crankshaft sprocket.
I
Set timing chain by aligning its mating mark with that on
the crankshaft sprocket.
I
Make sure sprocket’s mating mark faces engine front.
SEM885F
Crack
Wear
SEM886F
Crankshaft sprocket
Crankshaft
side
Engine front
Mating mark
SEM890F
Crankshaft key
No. 1 piston at TDC
SEM891F
Timing chain
tension guide
Slack side
timing chain
guide
SEM892F
Crankshaft sprocket
Timing chain
Mating mark (different colour)
TIMING CHAIN
QG
Inspection
EM-24
5.
Install O-rings to cylinder block.
6.
Before installing front cover, remove all traces of liquid gasket
from mating surface using a scraper.
I
Also remove traces of liquid gasket from mating surface of
cylinder block.
7.
Apply a continuous bead of liquid gasket to mating surface of
front cover.
I
Check alignment of mating marks on chain and crankshaft
sprocket.
I
Align oil drive spacer with oil pump.
I
Place timing chain to the side of chain guide. This pre-
vents the chain from making contact with water seal area
of front cover.
8.
Install front cover.
Bolt No.
Tightening torque
N
⋅
m (kg-m, in-lb)
“
”
mm (in)
a.
6.9 - 9.5 (0.70 - 0.97, 61 - 84)
20 (0.79)
b.
6.9 - 9.5 (0.70 - 0.97, 61 - 84)
40 (1.57)
c.
17 - 24 (1.7 - 2.4, 148 - 208*)
70 (2.76)
d.
6.9 - 9.5 (0.70 - 0.97, 61 - 84)
72.8 (2.866)
e.
6.9 - 9.5 (0.70 - 0.97, 61 - 84)
12 (0.47)
*: 12 - 17 ft-lb
I
Make sure two O-rings are present.
I
Be careful not to damage oil seal when installing front
cover.
SEM893F
O-rings
SEM894F
Scraper
SEM895F
2.0 - 3.0 mm
(0.079 -
0.118 in) dia.
Liquid
gasket
Front cover
SEM896F
SEM897F
O-rings
TIMING CHAIN
QG
Installation (Cont’d)
EM-25
9.
Install cylinder head bolts at engine front side.
I
Tightening procedure
Tightening bolts (1 - 4) to 6.3 to 8.3 N
⋅
m (0.64 to 0.85 kg-m,
55.8 to 73.5 in-lb).
10. Install oil pump drive spacer.
11. Install cylinder block dowels.
I
When installing cylinder block dowels, use new ones.
12. Install water pump and water pump pulley.
Refer to LC section (“Water Pump”, “ENGINE COOLING SYS-
TEM”).
13. Install engine front mounting bracket.
14. Install oil strainer.
15. Install oil pan. Refer to “Installation” in “OIL PAN” EM-18.
16. Install crankshaft pulley.
17. Install center member.
18. Remove ring gear stopper.
19. Install starter motor.
20. Install camshaft sprocket.
I
Set timing chain by aligning mating marks with those of
camshaft sprockets.
SEM009G
Engine front
Tighten in numerical order
SEM945F
Oil pump
drive spacer
Point mark
SEM946F
Cylinder block
dowels
SEM898F
Engine front
mounting bracket
SEM905F
Mating
mark
Camshaft sprocket
(INT)
Mating
mark
Camshaft sprocket
(EXH)
TIMING CHAIN
QG
Installation (Cont’d)
EM-26
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