Manual sections

Wiring diagrams

• Abbreviations
• Airbag
• Anti-Lock/traction Control
• Automatic Trans
• Axle Shafts
• Basic Trouble Shooting
• Body Electrical
• Body, Lock & Security System
• Brakes
• Charging System
• Check Lists
• Clutches Manual & Hydraulic
• Communication Devices
• Continuously Variable Transmission (Cvt)
• Cooling Fan
• Cruise Control Systems
• Diagnostic Connector Locations
• Door Locks & Anti-Theft Systems
• Drive Cycles
• Driveline/axles
• DTC Index
• Electrical Component Locations
• Emission Applications
• Engine
• Engine Control Systems
• Engine Mechanical (MR20DE)
• Engine Mechanical (MR20DE): Removal & Installation
• Engine Mechanical (QR25DE)
• Engine Mechanical (QR25DE): Diagnosis
• Engine Mechanical (QR25DE): Removal & Installation
• Engine Performance
• Entertainment Systems
• Exhaust
• Exterior Lights
• Exterior/interior Trim
• Fuel System
• Fuses & Circuit Breakers
• Gauges & Instrument Panels
• General Servicing - All Makes
• Glasses, Window System & Mirrors
• Heated Glass/defoggers
• Hoist/jack
• Horns
• Identification
• Lubrication System
• Manual & Power Steering
• Manual Trans
• Manual Transmission
• Mechanical - Hydraulic
• Metric Conversions
• Mode 6
• Parking Brake System
• Passive Restraints
• Procedures
• Reset Procedures
• Seats
• Specifications
• Steering
• Sun Roof/t-Top/convertible Top
• Suspension Front
• Suspension Rear
• Traction Control Disable
• Transmission
• Warning System

Repair manual

Engine Mechanical (QR25DE) Nissan Sentra B16

Step-by-step instructions on "Engine Mechanical (QR25DE)" for Nissan Sentra B16 (2006–2009). Pick an article — removal, installation, adjustment and diagnostics with illustrations.

57subsections

57articles

67illustrations

Precautions for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"

1 article

• Precautions for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"

Precautions for Disconnecting Fuel Piping

1 article

• Precautions for Disconnecting Fuel Piping

Special Service Tools

1 article

• Special Service Tools 10

Commercial Service Tools

1 article

• Commercial Service Tools 4

CHANGING THE AIR CLEANER ELEMENT

1 article

• CHANGING THE AIR CLEANER ELEMENT 1

Surface Distortion

1 article

• Surface Distortion

Spark Plug Types

1 article

• Spark Plug Types 3

Calculation of Camshaft Journal Clearance

1 article

• Calculation of Camshaft Journal Clearance 5

Calculation of Valve Lifter Clearance

1 article

• Calculation of Valve Lifter Clearance 8

Timing Chain

1 article

• Timing Chain 2

VALVE DIMENSIONS

1 article

• VALVE DIMENSIONS 1

VALVE GUIDE CLEARANCE

1 article

• VALVE GUIDE CLEARANCE 1

VALVE SEAT CONTACT

1 article

• VALVE SEAT CONTACT

VALVE SPRING SQUARENESS

1 article

• VALVE SPRING SQUARENESS 1

VALVE SPRING DIMENSIONS AND VALVE SPRING PRESSURE LOAD

1 article

• VALVE SPRING DIMENSIONS AND VALVE SPRING PRESSURE LOAD 1

When a Cylinder Block is Reused

1 article

• When a Cylinder Block is Reused

Piston Selection Table

1 article

• Piston Selection Table 1

When Crankshaft and Connecting Rod are Reused

1 article

• When Crankshaft and Connecting Rod are Reused 1

Connecting Rod Bearing Grade Table

1 article

• Connecting Rod Bearing Grade Table

Undersize Bearing Usage Guide

1 article

• Undersize Bearing Usage Guide

Bearing Undersize Table

1 article

• Bearing Undersize Table 1

When New Cylinder Block and Crankshaft are Used

1 article

• When New Cylinder Block and Crankshaft are Used

When Cylinder Block and Crankshaft are Reused

1 article

• When Cylinder Block and Crankshaft are Reused 2

Main Bearing Grade Table (All Journals)

1 article

• Main Bearing Grade Table (All Journals)

Use Undersize Bearing Usage Guide

1 article

• Use Undersize Bearing Usage Guide 4

Piston to Piston Pin Clearance

1 article

• Piston to Piston Pin Clearance 6

Outer Diameter of Piston Pin

1 article

• Outer Diameter of Piston Pin

Connecting Rod Bushing Oil Clearance (Small End)

1 article

• Connecting Rod Bushing Oil Clearance (Small End)

Factory Installed Parts Grading

1 article

• Factory Installed Parts Grading 4

Piston to Cylinder Bore Clearance

1 article

• Piston to Cylinder Bore Clearance

Reboring Cylinder Bore

1 article

• Reboring Cylinder Bore

OUTER DIAMETER OF CRANKSHAFT JOURNAL

1 article

• OUTER DIAMETER OF CRANKSHAFT JOURNAL 3

Method of Measurement

1 article

• Method of Measurement 1

Method of Using Plastigage

1 article

• Method of Using Plastigage 3

MOVEMENT AMOUNT OF FLYWHEEL (M/T MODEL)

1 article

• MOVEMENT AMOUNT OF FLYWHEEL (M/T MODEL) 1

Movement Amount in Rotation Direction

1 article

• Movement Amount in Rotation Direction 1

DRIVE BELTS

1 article

• DRIVE BELTS

INTAKE MANIFOLD AND EXHAUST MANIFOLD

1 article

• INTAKE MANIFOLD AND EXHAUST MANIFOLD

SPARK PLUG

1 article

• SPARK PLUG

CYLINDER HEAD

1 article

• CYLINDER HEAD 2

Valve Clearance

1 article

• Valve Clearance

Available Valve Lifter

1 article

• Available Valve Lifter

Valve Spring

1 article

• Valve Spring

Valve Lifter

1 article

• Valve Lifter

Valve Guide

1 article

• Valve Guide

Valve Seat

1 article

• Valve Seat

CAMSHAFT AND CAMSHAFT BEARING

1 article

• CAMSHAFT AND CAMSHAFT BEARING

CYLINDER BLOCK

1 article

• CYLINDER BLOCK

Available Piston

1 article

• Available Piston

Piston Ring

1 article

• Piston Ring

Piston Pin

1 article

• Piston Pin

CONNECTING ROD

1 article

• CONNECTING ROD

CRANKSHAFT

1 article

• CRANKSHAFT

MAIN BEARING

1 article

• MAIN BEARING

Undersize

1 article

• Undersize

Bearing Clearance

1 article

• Bearing Clearance

CONNECTING ROD BEARING

1 article

• CONNECTING ROD BEARING