2001 NISSAN X-TRAIL Service Repair Manual

Page 113 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual CYLINDER HEAD
EM-63
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DISASSEMBLY
1. Remove spark plug with spark plug wrench.
2. Remove spark plug tube, if necessary.
●Using pliers, remove it from cylinder head.
CAUT

Page 114 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual EM-64
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CYLINDER HEAD
5. Install valve spring.
●Install  smaller  pitch  (valve  spring  seat  side)  to  cylinder  head
side.
●Confirm identification color of valve spring.
6. Install valve sp

Page 115 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual CYLINDER HEAD
EM-65
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VALVE GUIDE CLEARANCE
Perform this inspection before removing valve guide.
1. Make sure that the valve stem diameter is within the specification.
2.

Page 116 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual EM-66
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CYLINDER HEAD
5. Press valve guide from camshaft side to dimensions as in illus-
tration.
CAUTION:
Cylinder head contains heat, when working, wear protective
equipment to avoid getting burn

Page 117 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual CYLINDER HEAD
EM-67
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3. Heat cylinder head to 110 to 130°C (230 to 266°F) by soaking in
heated oil.
4. Provide valve seats cooled well with dry ice. Force fit valve sea

Page 118 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual EM-68
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CYLINDER HEAD
VALVE SPRING DIMENSIONS AND VALVE SPRING PRESSURE LOAD
Check valve spring pressure with valve spring seat installed at spec-
ified spring height.
CAUTION:
Do not remove valve

Page 119 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual ENGINE ASSEMBLY
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ENGINE ASSEMBLYPFP:10001
Removal and InstallationEBS00KNT
WARNING:
●Situate vehicle on a flat and solid surface.
●Place chocks at front and bac

Page 120 of 3833

NISSAN X-TRAIL 2001  Service Repair Manual EM-70
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ENGINE ASSEMBLY
1. Release fuel pressure. Refer to EC-775, "FUEL PRESSURE RELEASE"  [QR20DE (WITH EURO-OBD)],
EC-1139,  "
FUEL  PRESSURE  RELEASE"    [QR20DE  (WITHOUT  EURO