Nissan X-Trail 32. Manual — part 1100
PREPARATION
EM-297
< PREPARATION >
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Manual lift table caddy
Removing and installing engine
Piston ring expander
Removing and installing piston ring
NISSAN tool number
(RENAULT tool No.)
Tool name
Description
ZZA1210D
NT030
EM-298
< SYMPTOM DIAGNOSIS >
[R9M]
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
SYMPTOM DIAGNOSIS
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
NVH Troubleshooting - Engine Noise
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JPBIA0854GB
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
EM-299
< SYMPTOM DIAGNOSIS >
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Use the Chart Below to Help You Find the Cause of the Symptom
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1.
Locate the area where noise occurs.
2.
Confirm the type of noise.
3.
Specify the operating condition of engine.
4.
Check specified noise source.
If necessary, repair or replace these parts.
A: Closely related
B: Related
C: Sometimes related
—: Not related
Location
of noise
Type of
noise
Operating condition of engine
Source of
noise
Check item
Refer-
ence page
Before
warm-
up
After
warm-
up
When
start-
ing
When
idling
When
racing
While
driving
Top of en-
gine
Cylinder
head
Ticking or
clicking
A
C
—
B
B
—
Hydraulic
tappet
noise
Out of oil
Rattle
C
A
—
A
B
C
Camshaft
bearing
noise
Camshaft journal oil
clearance
Crank-
shaft pul-
ley
Cylinder
block
(Side of
engine)
Oil pan
Slap or
knock
—
A
—
B
B
—
Piston pin
noise
Piston to piston pin oil
clearance
Connecting rod bushing
oil clearance
Slap or
rap
A
—
—
B
B
A
Piston
slap noise
Piston ring side clear-
ance
Piston ring end gap
Knock
A
B
C
B
B
B
Connect-
ing rod
bearing
noise
Connecting rod bushing
oil clearance
Connecting rod bearing
oil clearance
Knock
A
B
—
A
B
C
Main bear-
ing noise
Main bearing oil clear-
ance
Front of
engine
Front cov-
er
Tapping or
ticking
A
A
—
B
B
B
Timing
chain and
chain ten-
sioner
noise
Timing chain cracks
and wear
Timing chain tensioner
operation
Front of
engine
Squeak-
ing or fizz-
ing
A
B
—
B
—
C
Drive belt
(Sticking
or slip-
ping)
Drive belt deflection
Creaking
A
B
A
B
A
B
Drive belt
(Slipping)
Idler pulley bearing op-
eration
Squall
Creak
A
B
—
B
A
B
Water
pump
noise
Water pump operation
EM-300
< PERIODIC MAINTENANCE >
[R9M]
DRIVE BELT
PERIODIC MAINTENANCE
DRIVE BELT
Exploded View
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Removal and Installation
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CAUTION:
• Replace the drive belt that has been removed with a new one.
• Drive belt auto-tensioner and idler pulley must be replaced with new ones when the drive belt is
replaced.
• Never run the engine without the drive belt to avoid damaging the crankshaft pulley.
REMOVAL
1.
Remove front fender protector (RH). Refer to
EXT-35, "FENDER PROTECTOR : Exploded View"
.
2.
Hold the hexagonal part of drive belt auto-tensioner with a hex-
agonal socket securely. Then move the wrench handle in the
direction of arrow (loosening direction of tensioner).
CAUTION:
Never place hand in a location where pinching may occur if
the holding tool accidentally comes off.
JPBIA6943ZZ
Water pump pulley
Drive belt auto-tensioner
Crankshaft pulley
A/C compressor
Drive belt
Idler pulley
Alternator
View
Indicator
Range when new drive belt is in-
stalled
Possible use range
E1BIA0658ZZ
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