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Nissan ENGINE - User Manual

Nissan ENGINE
139 pages
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EM-1
ENGINE
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SECTION EM
A
EM
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CONTENTS
ENGINE MECHANICAL
VQ40DE
PRECAUTION ...............................................
3
PRECAUTIONS ................................................... 3
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ...................................................................
3
Precaution for Drain Engine Coolant .........................3
Precaution for Disconnecting Fuel Piping .................3
Precaution for Removal and Disassembly ................3
Precaution for Inspection, Repair and Replace-
ment ..........................................................................
3
Precaution for Assembly and Installation ..................4
Parts Requiring Angle Tightening .............................4
Precaution for Liquid Gasket .....................................4
PREPARATION ............................................ 6
PREPARATION ................................................... 6
Special Service Tool .................................................6
Commercial Service Tool ..........................................8
SYSTEM DESCRIPTION .............................11
NOISE, VIBRATION AND HARSHNESS
(NVH) TROUBLESHOOTING ............................
11
NVH Troubleshooting - Engine Noise .....................11
Use the Chart Below to Help You Find the Cause
of the Symptom .......................................................
11
PERIODIC MAINTENANCE .........................13
DRIVE BELTS ....................................................13
Exploded View ........................................................ 13
Checking Drive Belts ............................................... 13
Adjustment .............................................................. 13
Removal and Installation ......................................... 13
Drive Belt Auto-Tensioner and Idler Pulley ............. 14
AIR CLEANER FILTER ......................................15
Exploded View ........................................................ 15
Removal and Installation .........................................15
SPARK PLUG ...................................................16
Exploded View .........................................................16
Removal and Installation .........................................16
CAMSHAFT VALVE CLEARANCE ..................18
Valve Clearance ......................................................18
COMPRESSION PRESSURE ...........................22
Compression Pressure ............................................22
REMOVAL AND INSTALLATION ...............24
AIR CLEANER AND AIR DUCT .......................24
Exploded View .........................................................24
Removal and Installation .........................................24
INTAKE MANIFOLD COLLECTOR ..................25
Exploded View .........................................................25
Removal and Installation .........................................25
INTAKE MANIFOLD .........................................28
Exploded View .........................................................28
Removal and Installation .........................................28
EXHAUST MANIFOLD AND THREE WAY
CATALYST ........................................................
30
Exploded View .........................................................30
Removal and Installation (Three Way Catalyst) ......30
Removal and Installation (Exhaust Manifold) ..........31
OIL PAN AND OIL STRAINER .........................34
Exploded View .........................................................34
Removal and Installation .........................................34
IGNITION COIL .................................................40
Exploded View .........................................................40
Removal and Installation .........................................40
ROCKER COVER .............................................41
Exploded View .........................................................41
Removal and Installation .........................................41
Revision: January 2013 2013 Xterra
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Summary

Engine Precautions and Safety Guidelines

SRS Air Bag and Seat Belt Pre-tensioner Safety

Safety precautions for SRS components and their handling.

Engine Coolant Draining Precautions

Procedure for safely draining engine coolant.

Fuel Piping Disconnection Safety

Safety steps before disconnecting fuel lines.

Removal and Disassembly Guidelines

Guidelines for safe and effective part removal and disassembly.

Inspection, Repair, and Replacement Precautions

Best practices for inspecting and replacing engine parts.

Assembly and Installation Practices

Best practices for assembling and installing engine components.

Angle Tightening Precautions

List of engine parts requiring specific angle tightening procedures.

Liquid Gasket Usage Procedures

Instructions for using liquid gasket during assembly.

Engine Preparation and Special Tools

Special Service Tool

List and description of special tools required for engine service.

Commercial Service Tool

List and description of commercial tools for engine service.

System Description and NVH Troubleshooting

NVH Troubleshooting - Engine Noise

Specific methods for diagnosing engine noise problems.

Periodic Maintenance Procedures

Drive Belts Service

Information on inspecting, adjusting, and replacing engine drive belts.

Air Cleaner Filter Service

Procedures for servicing the engine air cleaner filter.

Spark Plug Service

Information on spark plug inspection, removal, and installation.

Camshaft Valve Clearance Adjustment

Procedures for measuring and adjusting camshaft valve clearance.

Compression Pressure Testing

Procedure for checking engine compression pressure.

Engine Component Removal and Installation

Air Cleaner and Air Duct Service

Procedures for removing and installing the air cleaner and air duct.

Intake Manifold Collector Service

Procedures for removing and installing the intake manifold collector.

Intake Manifold Service

Procedures for removing and installing the intake manifold.

Exhaust Manifold and Three Way Catalyst Service

Procedures for removing and installing exhaust manifold and catalyst.

Oil Pan and Oil Strainer Service

Procedures for removing and installing oil pan and oil strainer.

Ignition Coil Service

Procedures for removing and installing ignition coils.

Rocker Cover Service

Procedures for removing and installing rocker covers.

Fuel Injector and Fuel Tube Service

Procedures for removing and installing fuel injectors and fuel tubes.

Intake Valve Timing Control Service

Procedures for servicing intake valve timing control solenoid valves.

Front Timing Chain Case Service

Procedures for removing and installing the front timing chain case.

Timing Chain Service

Procedures for removing and installing engine timing chains.

Timing Chain Tensioner Service

Procedures for servicing timing chain tensioners.

Rear Timing Chain Case Service

Procedures for removing and installing the rear timing chain case.

Camshaft Service

Procedures for removing and installing camshafts.

Oil Seal Replacement

Procedures for replacing various engine oil seals.

Cylinder Head Service

Procedures for removing and installing cylinder heads.

Unit Removal and Installation

Engine Assembly Removal and Installation

Procedures for removing and installing the complete engine assembly.

Unit Disassembly and Assembly

Engine Unit Disassembly and Assembly

Detailed steps for engine unit disassembly and assembly.

Piston and Bearing Selection Guide

Piston and Bearing Selection Description

General information on part grading and selection methods.

How to Select Piston

Procedure for selecting pistons based on cylinder bore grade.

How to Select Connecting Rod Bearing

Method for selecting connecting rod bearings based on grades.

How to Select Main Bearing

Method for selecting main bearings based on grades.

Service Data and Specifications (SDS)

General Engine Specifications

Basic engine specifications like displacement and firing order.

Drive Belt Specifications

Specifications related to engine drive belts.

Intake and Exhaust Manifold Specifications

Specifications for intake and exhaust manifold systems.

Nissan ENGINE Specifications

General IconGeneral
BrandNissan
ModelENGINE
CategoryAutomobile
LanguageEnglish

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