Kawasaki 2008-2012 Ninja 250R 250 Repair Service Manual

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UGS: 85528

Mots clés: 2008 2009 2010 2011 2012 Kawasaki Misc Motorcycle Motorcycles Ninja 250 Ninja 250R

Variantes de produits

Description

The Kawasaki Ninja 250R, model code EX250J, represents the second generation of this popular entry-level sportbike, produced from 2008 to 2012. Known for its lightweight, agile handling, and approachable power delivery, the Ninja 250R is designed as a beginner-friendly motorcycle that also appeals to budget-conscious riders and commuters seeking sporty styling and fuel efficiency. Its distinctive Ninja design cues, inherited from larger Kawasaki models, contribute to its aggressive aesthetic. This model features a liquid-cooled, 4-stroke, parallel-twin engine with a displacement of 249 cc, delivering approximately 32-34 horsepower. The motorcycle is built around a steel diamond frame, providing rigidity and stability, and is equipped with front and rear disc brakes for reliable stopping power. This comprehensive factory service manual provides detailed information for the maintenance and repair of the Kawasaki Ninja 250R (EX250J) models from 2008 to 2012. It covers all essential aspects of the motorcycle, including complete engine and transmission disassembly, inspection, and assembly, as well as detailed procedures for the electrical system, chassis components, and bodywork. The manual includes routine maintenance schedules, fluid specifications, troubleshooting guides for common issues, and step-by-step repair instructions. With its extensive coverage of systems, diagnostics, and technical specifications, this manual is an indispensable resource for owners, mechanics, and technicians aiming to keep their Ninja 250R in optimal condition.

🏷️ Basic Information

Identification

Make:

Kawasaki

Model:

Ninja 250R

Model Code:

EX250J (2008-2012)

Generation

Generation Identifier:

Second Generation (J-Series)

Codes

Chassis Code Prefix:

EX250

👋 Introduction

Market Position

Market Segment:

Entry-level sportbike, beginner-friendly motorcycle.

Target Audience:

New riders, commuters, budget-conscious enthusiasts seeking a reliable and easy-to-handle sportbike.

Competitive Analysis

Key Competitors:

Honda CBR250R (later models), Yamaha YZF-R25 (later models), Ninja 300 (successor model).

Key Features

Vehicle Features:

Lightweight, agile handling, fuel-efficient, approachable power delivery, distinctive Ninja styling.

Manual Value Proposition

Manual Value:

Provides comprehensive factory-level repair and maintenance data, essential for DIY owners and independent shops to maintain the Ninja 250R in optimal condition.

📋 Manual Details

Coverage Areas

Covered Years:

2008, 2009, 2010, 2011, 2012

Page Count

Page Count:

Manual Type

Manual Type:

Factory Service Manual / Repair Manual

Language

Language:

English

Format

Format:

PDF Download

📖 Manual Coverage

Systems Covered

Engine:

Complete engine disassembly, inspection, assembly, timing, lubrication, cooling system, fuel system (carburetors), emissions control.

Transmission:

Gearbox internal inspection, maintenance, clutch system, shift mechanism.

Electrical:

Ignition system, starting system, charging system (alternator, regulator/rectifier), lighting system (headlight, tail light, turn signals), battery, fuses, wiring diagrams, instrument cluster.

Chassis:

Frame inspection, suspension (front fork, rear shock absorber), steering system, wheels, tires, brakes (front and rear disc brakes), brake system hydraulics.

Bodywork:

Fairing removal and installation, seat, fuel tank, fenders, body panels.

Procedures Included

Maintenance:

Routine maintenance, oil changes, filter replacements, spark plug replacement, chain adjustment, brake fluid changes, coolant flushes, valve clearance checks.

Troubleshooting:

Diagnostic charts for common problems, electrical system troubleshooting, engine performance issues, starting problems, braking issues.

Repair:

Detailed step-by-step repair instructions for all major and minor components, including engine rebuilding, transmission repair, suspension overhauls, and brake system servicing.

Disassembly Assembly:

Comprehensive instructions for complete disassembly and reassembly of all major motorcycle systems.

Engine Performance Tuning:

Carburetor adjustment, jetting recommendations (though primarily for stock configuration, useful for understanding stock settings).

Chassis Adjustments:

Suspension setup guidance, steering head bearing adjustment, wheel bearing maintenance.

Technical Depth

Depth:

Comprehensive, from basic maintenance to full engine and component rebuilding. Includes detailed torque specifications, tolerances, and diagnostic procedures.

Diagnostic Tools:

Provides specifications and procedures that can be utilized with basic mechanic's tools and diagnostic knowledge.

Electrical Diagnostics:

Detailed troubleshooting flowcharts and voltage/resistance checks for electrical components.

Manual Completeness

Completeness Level:

Factory original, comprehensive coverage for all aspects of maintenance and repair.

📊 Manual Specifications

File Format

File Format:

Searchability:

Text-searchable

Print Quality

Print Quality Recommendation:

High-resolution, suitable for printing all pages.

Binding Type

Binding Type:

N/A (Digital Download)

Paper Type

Paper Type:

N/A (Digital Download)

⚙️ Engine Specifications

Primary Engine

Engine Type:

Liquid-cooled, 4-stroke, parallel-twin

Displacement:

249 cc

Bore X Stroke:

55.0 x 52.4 mm

Compression Ratio:

12.4:1

Valve Train:

DOHC, 8 valves (4 per cylinder)

Performance

Horsepower Approximate:

32-34 HP @ 11,000 rpm

Torque Approximate:

16-18 lb-ft @ 10,000 rpm

Fuel System

Carburetion:

Two Keihin CVK30 carburetors

Fuel Type:

Unleaded gasoline, 87 octane minimum

Lubrication

Oil Type:

SAE 10W-40 API SG or higher, JASO MA certified

Oil Capacity With Filter:

1.7 L (1.8 US qt)

Cooling System

Coolant Type:

Kawasaki-specific or equivalent ethylene glycol-based coolant (50/50 mix with distilled water)

🔧 Transmission

Standard

Transmission Type:

6-speed constant mesh

Clutch Type:

Wet, multiple disc

Features

Final Drive:

O-ring sealed chain

Gear Ratios:

Refer to manual for specific ratios (e.g., 1st: 2.785, 2nd: 1.941, 3rd: 1.555, 4th: 1.333, 5th: 1.150, 6th: 1.000)

📐 Dimensions

Exterior

Overall Length:

Approx. 2000 mm (78.7 in)

Overall Width:

Approx. 720 mm (28.3 in)

Overall Height:

Approx. 1050 mm (41.3 in)

Wheelbase:

Approx. 1370 mm (53.9 in)

Ground Clearance:

Approx. 155 mm (6.1 in)

Seat Height:

Approx. 775 mm (30.5 in)

Weights

Curb Weight:

Approx. 168 kg (370 lbs)

Fuel Tank Capacity:

18 L (4.8 US gal)

🛡️ Safety Features

Ratings

Safety Certification:

DOT (for street-legal equipment), EPA, CARB compliance.

Active Features

Braking System:

Front: Single 290mm petal disc with dual-piston caliper. Rear: Single 220mm petal disc with dual-piston caliper. (ABS optional in some markets, though rare for 2008-2012 250R)

Lighting:

Halogen headlight, LED taillight, standard turn signals.

Passive Features

Frame Construction:

Steel diamond frame for rigidity and stability.

💡 Technology Features

Infotainment

Infotainment System:

N/A (Basic motorcycle instrumentation)

Driver Assistance

Driver Assistance Features:

N/A (ABS available on some later models/markets, but not standard on these years)

Connectivity

Connectivity Features:

Instrumentation

Instrument Cluster:

Analog tachometer, digital speedometer, odometer, trip meter, fuel gauge, clock, indicator lights (turn signals, high beam, neutral, oil pressure).

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 6,000 km (3,700 miles) or 6 months, whichever comes first.

First Service:

1,000 km (600 miles) or 1 month. Includes engine oil, oil filter, chain adjustment, and critical bolt checks.

Valve Clearance Check:

Every 12,000 km (7,500 miles).

Spark Plug Replacement:

Every 12,000 km (7,500 miles).

Fluid Specifications

Engine Oil Specification:

SAE 10W-40 API SG or higher, JASO MA

Coolant Specification:

50/50 mix of ethylene glycol-based coolant and distilled water

Brake Fluid Specification:

DOT 4

Known Issues

Common Issues From Manual:

Front fork seal leaks under heavy use, rear shock absorber wear over extended mileage. Manual details replacement procedures.

📚 Vehicle History

Brand Heritage

Kawasaki Heritage:

Kawasaki Heavy Industries, Ltd. has a long history of motorcycle manufacturing, known for performance and sport-oriented machines.

Model Evolution

Ninja Lineage:

The Ninja 250R has been a staple in Kawasaki's lineup for decades, evolving from earlier 2-stroke models to the current 4-stroke parallel-twin configurations.

2008 Update:

The 2008 model year marked a significant redesign, adopting the current styling cues from larger Ninja models, improved aerodynamics, a new semi-double cradle frame, and revised suspension.

Production

Manufacturing Location:

Japan (primarily for these model years).

🏆 Awards & Recognition

Recognitions

Motorcycle Awards:

While not always receiving specific 'awards', the Ninja 250R has consistently been praised in motorcycle publications for its value, ease of use, and sporty styling, making it a popular choice for new riders and a consistent bestseller in its class.

Ratings

Consumer Satisfaction Ratings:

Generally high consumer satisfaction due to reliability and low running costs. Manual assists in maintaining this satisfaction.