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![NISSAN X-TRAIL 2001 Service Repair Manual DRIVE BELTS
EM-119
[YD22DDTi]
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AIR CONDITIONER COMPRESSOR BELT
1. Remove RH splash cover (with undercover attached).
2. Loosen idler pulley lock nut (A).
3. Turn adjusting b NISSAN X-TRAIL 2001 Service Repair Manual DRIVE BELTS
EM-119
[YD22DDTi]
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AIR CONDITIONER COMPRESSOR BELT
1. Remove RH splash cover (with undercover attached).
2. Loosen idler pulley lock nut (A).
3. Turn adjusting b](/manual-img/5/57405/w960_57405-168.png)
DRIVE BELTS
EM-119
[YD22DDTi]
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AIR CONDITIONER COMPRESSOR BELT
1. Remove RH splash cover (with undercover attached).
2. Loosen idler pulley lock nut (A).
3. Turn adjusting bolt (B) to adjust. Refer to EM-118, "
Checking
Drive Belts" .
4. Tighten lock nut (A).
ALTERNATOR AND WATER PUMP BELT
1. Loosen adjusting lock nut (C).
2. Loosen alternator fixing bolts (D) (each on front and rear).
3. Turn adjusting bolt (E) to adjust. Refer to EM-118, "
Tension Adjustment" .
4. Tighten nut (C) and bolt (D) in this order.
Removal and InstallationEBS00LRC
REMOVAL
1. Loosen each belt. Refer to EM-118, "Tension Adjustment" .
2. Remove air conditioner compressor belt.
3. Remove alternator and water pump belt.
INSTALLATION
1. Install each belt on pulley in reverse order of removal.
2. Adjust belt tension. Refer to EM-118, "
Tension Adjustment" .
3. Tighten nuts and bolts provided for adjustment to the specified torque.
4. Check again that each belt tension is as specified.Nut A:
: 31 - 39 N·m (3.1 - 4.0 kg-m, 23 - 28 ft-lb)
PBIC1252E
Nut C:
: 19 - 24 N·m (1.9 - 2.5 kg-m, 14 - 18 ft-lb)
Bolt D:
: 44 - 57 N·m (4.4 - 5.9 kg-m, 32 - 42 ft-lb)
Page 170 of 3833
EM-120
[YD22DDTi]
AIR CLEANER AND AIR DUCT
AIR CLEANER AND AIR DUCT
PFP:16500
Removal and InstallationEBS00LRD
REMOVAL
1. Remove mass air flow sensor harness clamp.
2. Disconnect harness connector from mass air flow sensor.
3. Remove air duct, air cleaner case/ mass air flow sensor.
●Add marks as necessary for easier installation.
4. Remove mass air flow sensor from air cleaner case.
CAUTION:
Handle mass air flow sensor with following cares.
●Do not shock it.
●Do not disassemble it.
●Do not touch its sensor.
INSTALLATION
1. Attach each joint aligning marks put at removal. Screw clamps firmly.
2. Install in the reverse order of removal.
PBIC1235E
1. Air cleaner case (upper) 2. Clamp 3. Air duct
4. Mass air flow sensor 5. Grommet 6. Air duct side
7. Mounting rubber 8. Air cleaner case (lower) 9. Air cleaner filter
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AIR CLEANER AND AIR DUCT
EM-121
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CHANGING AIR CLEANER FILTER
1. Remove air cleaner case.
2. Remove clips and lift up air cleaner upper case.
3. Remove air cleaner filter.
Page 172 of 3833
EM-122
[YD22DDTi]
CHARGE AIR COOLER
CHARGE AIR COOLER
PFP:14461
Removal and InstallationEBS00LRE
REMOVAL
Remove and install with bottom bracket as an assembly
CAUTION:
When removing charge air cooler, close opening on turbocharger and on intake manifold with shop
cloth or other suitable material.
INSPECTION AFTER REMOVAL
Check air passages of charge air cooler core and fins for clogging, leaks or deformation. Clean or replace
charge air cooler if necessary.
●Be careful not to deform core fins.
●For cleaning procedure of charge air cooler core, refer to CO-34, "Checking Radiator".
INSTALLATION
Pay attention to identification mark color and direction when installing air inlet hoses. Refer to EM-122,
"Removal and Installation" .
PBIC1236E
1. Charge air cooler cover 2. Charge air cooler 3. Gasket
4. Air inlet tube 5. Air inlet hose 6. Air inlet hose
7. Bottom bracket
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INTAKE MANIFOLD
EM-123
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INTAKE MANIFOLDPFP:14003
Removal and InstallationEBS00LRF
REMOVAL
WARNING:
To avoid the danger of being scalded, never drain the engine coolant when the engine is hot.
1. Drain engine coolant. Refer to CO-29, "
Changing Engine Coolant" .
2. Remove air duct. Refer to EM-120, "
Removal and Installation" .
3. Remove charge air cooler and bracket. Refer to EM-122, "
Removal and Installation" .
4. Remove air inlet pipes. Refer to EM-127, "
Removal and Installation" .
5. Remove exhaust manifold cover.
6. Disconnect electronic EGR control valve water hoses and harness.
7. Disconnect heater hose.
8. Remove EGR Cooler.
PBIC0675E
1. Vacuum & fuel gallery 2. Water hose 3. Electronic EGR volume control valve
4. Gasket 5. EGR passage 6. EGR support
7. Water pipe 8. EGR Cooler 9. Intake manifold
Page 174 of 3833
![NISSAN X-TRAIL 2001 Service Repair Manual EM-124
[YD22DDTi]
INTAKE MANIFOLD
9. Remove vacuum hose.
10. Remove injection tube. Refer to EM-144, "
Removal and Installa-
tion" .
11. Remove water pipe.
12. Remove fuel hose.
●To prevent NISSAN X-TRAIL 2001 Service Repair Manual EM-124
[YD22DDTi]
INTAKE MANIFOLD
9. Remove vacuum hose.
10. Remove injection tube. Refer to EM-144, "
Removal and Installa-
tion" .
11. Remove water pipe.
12. Remove fuel hose.
●To prevent](/manual-img/5/57405/w960_57405-173.png)
EM-124
[YD22DDTi]
INTAKE MANIFOLD
9. Remove vacuum hose.
10. Remove injection tube. Refer to EM-144, "
Removal and Installa-
tion" .
11. Remove water pipe.
12. Remove fuel hose.
●To prevent fuel from flowing out, plug the opening of the hose
with plug after disconnection.
CAUTION:
Be careful not to spill fuel in the engine component.
13. Loosen bolts and nuts in the reverse order of that shown in the
figure.
CAUTION:
Do not disassemble or adjust swirl control valve.
14. Remove electronic EGR volume control valve from intake mani-
fold.
INSPECTION AFTER REMOVAL
Surface Distortion
Check distortion on the mounting surface with a straightedge and
feeler gauge.
INSTALLATION
Following instructions below, install in reverse order of removal.
1. Install electronic EGR volume control valve.
●Handle with care avoiding any shocks.
●Do not disassemble or adjust.
2. Install intake manifold.
●Tighten fixing bolts and nuts in numerical order as shown in the figure.
●When stud bolts come off, install with the following torque.
PBIC0982E
PBIC0676E
Limit : 0.1 mm (0.004 in)
PBIC0677E
: 10 - 11 N·m (1.0 - 1.2 kg-m, 87 - 104 in-lb)
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INTAKE MANIFOLD
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3. Install water hose.
●Install water hose by referring to identification marks avoiding
twisting.
●When an insert stopper is not provided with the pipe, insert
the hose up to dimension A. When the pipe is shorter than
dimension A, insert hose fully until it reaches the end.
●When an insert stopper is provided on the pipe side, insert the
hose until it reaches the bulge.
●When marking is provided on the pipe, insert hose until it cov-
ers half of the marking.
4. Install remaining parts in reverse order of removal.
5. Before starting engine, bleed air from fuel piping. Refer to FL-16,
"Air Bleeding" .
INSPECTION AFTER INSTALLATION
Start engine and increase engine speed to check for fuel leak.Dimension A : 25 - 30 mm (0.984 - 1.181 in)
SBIA0156E
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![NISSAN X-TRAIL 2001 Service Repair Manual EM-126
[YD22DDTi]
CATALYST
CATALYST
PFP:20905
Removal and InstallationEBS00LRG
REMOVAL
1. Remove engine undercover.
2. Drain engine coolant. Refer to CO-29, "
Changing Engine Coolant" .
3. Rem NISSAN X-TRAIL 2001 Service Repair Manual EM-126
[YD22DDTi]
CATALYST
CATALYST
PFP:20905
Removal and InstallationEBS00LRG
REMOVAL
1. Remove engine undercover.
2. Drain engine coolant. Refer to CO-29, "
Changing Engine Coolant" .
3. Rem](/manual-img/5/57405/w960_57405-175.png)
EM-126
[YD22DDTi]
CATALYST
CATALYST
PFP:20905
Removal and InstallationEBS00LRG
REMOVAL
1. Remove engine undercover.
2. Drain engine coolant. Refer to CO-29, "
Changing Engine Coolant" .
3. Remove radiator upper and lower hoses.
4. Remove radiator fan. Refer to CO-33, "
Disassembly and Assembly Radiator Fan" .
5. Remove radiator mount bracket and radiator. Refer to CO-32, "
Removal and Installation" .
6. Remove water inlet pipe.
7. Remove insulators.
8. Disconnect exhaust front tube. Refer to EX-2, "
EXHAUST SYSTEM" .
9. Remove catalyst.
CAUTION:
Do not disassemble.
Install two locking pins into both sides of the catalyst. Be careful not to confuse locking pins with insulator
mounting bolts.
INSTALLATION
Install in reverse order of removal.
●Pushing gussets against the oil pan and the catalyst, temporarily tighten the mounting bolt. And then
tighten it to the specified torque.
SBIA0157E
1. Catalyst insulator 2. Catalyst 3. Catalyst rear diffuser
4. Gasket
Catalyst locking pin : Flange bolt (black)