Kawasaki Ninja 250R 2008-2012 Workshop Service Manual
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🏷️ Basic Information Identification Make: Kawasaki Model: Ninja 250R Model Code: EX250K Product Name: Kawasaki Ninja 250R 2008-2012 Workshop Service Manual PDF Download 👋 Introduction Market Position Target Audience: Motorcycle owners, DIY enthusiasts, independent repair shops, and professional mechanics. Competitive Analysis Value Proposition: Provides essential repair and maintenance information for a popular entry-level sportbike, enabling cost savings and extended vehicle lifespan. Key Features Instant Download: Immediate access to the manual upon purchase, eliminating shipping delays and costs. Digital Format: Convenient PDF format accessible on various devices (computers, tablets, smartphones). 📋 Manual Details Coverage Areas Years Covered: 2008, 2009, 2010, 2011, 2012 Page Count Page Count: 520 Manual Type Manual Type: Workshop Service Manual / Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine System: Complete engine overhaul, including disassembly, inspection, assembly, valve clearance adjustment, lubrication system, cooling system, fuel system, ignition system, emission control. Transmission System: Clutch operation, gearbox inspection and repair, shift mechanism, lubrication. Chassis System: Frame inspection, suspension (front forks and rear shock absorber), steering system, wheels, tires, brakes (front and rear hydraulic disc brakes), final drive (chain). Electrical System: Wiring diagrams, battery, charging system (alternator, regulator/rectifier), ignition system (ECU, ignition coils), lighting (headlight, taillight, turn signals), instrumentation, starting system, horn, fuses, relays. Fuel System: Carburetor (dual Keihin CVK34) service, fuel pump, fuel tank, fuel lines. Cooling System: Radiator, cooling fan, coolant, hoses, water pump. Exhaust System: Exhaust pipes, muffler, catalytic converter (if applicable). Bodywork And Trim: Fairing removal and installation, seat, fuel tank cover, fenders, mirrors, handlebars. Procedures Included Routine Maintenance: Oil and filter changes, air filter cleaning/replacement, spark plug replacement, chain adjustment and lubrication, brake fluid checks, tire pressure checks, coolant level checks. Troubleshooting Guides: Diagnostic procedures for common problems, electrical system diagnostics, engine performance issues, starting difficulties. Disassembly And Assembly: Step-by-step instructions for removing and reinstalling major components and sub-assemblies. Engine Rebuild: Detailed procedures for engine disassembly, component inspection, piston/ring replacement, cylinder honing, valve seat grinding, crankshaft and connecting rod checks. Brake System Repair: Brake pad replacement, caliper servicing, brake line replacement, bleeding the brake system. Suspension Service: Front fork oil change and seal replacement, rear shock absorber inspection and adjustment. Electrical Component Testing: Testing ignition coils, stator, regulator/rectifier, starter motor, battery. Carburetor Tuning: Carburetor synchronization, idle speed adjustment, mixture control. Technical Depth Depth Of Coverage: Comprehensive coverage from basic maintenance and routine servicing to complete engine overhaul and advanced diagnostics. 📊 Manual Specifications File Format File Type: Portable Document Format (PDF) Print Quality Resolution: High-resolution scans ensuring clarity of text and diagrams. Binding Type Binding Type: Not Applicable (Digital Download) Paper Type Paper Type: Not Applicable (Digital Download) Searchability Search Functionality: Searchable text within the PDF document allows for quick information retrieval. Printability Printable: Yes, the PDF is designed to be printable for workshop use. ⚙️ Engine Specifications Primary Engine Engine Type: Liquid-cooled, 4-stroke, DOHC, parallel-twin Displacement: 249 cc (15.2 cu. in.) Bore X Stroke: 62.0 x 41.2 mm (2.44 x 1.62 in.) Compression Ratio: 11.6:1 Performance Horsepower: Approximately 30-34 hp (depending on region and specific tuning) Torque: Approximately 17-18 lb-ft Fuel System Fuel Delivery: Dual Keihin CVK34 carburetors Fuel Tank Capacity: 18 L (4.8 US gal) Lubrication Oil Type: SAE 10W-40 API SG or higher, JASO MA approved Oil Capacity With Filter Change: 1.6 L (1.7 US qt) Cooling System Coolant Type: Ethylene glycol based coolant with distilled water (50/50 mixture) 🔧 Transmission Standard Transmission Type: 6-speed, constant mesh Clutch Type: Wet, multiple disc Features Gear Ratios: Specific ratios detailed within the manual, enabling precise engine performance at various speeds. Final Drive: Sealed chain (520) Transmission Oil Type: API GL-4, SAE 80W-90 (Specific Kawasaki recommendation may vary) 📐 Dimensions Exterior Length: 2005 mm (78.9 in.) Width: 750 mm (29.5 in.) Height: 1100 mm (43.3 in.) Wheelbase: 1370 mm (53.9 in.) Ground Clearance: 155 mm (6.1 in.) Seat Height: 780 mm (30.7 in.) Weights Curb Weight: Approximately 169 kg (373 lbs) Front Tire Size: 110/70-17 M/C 54H Rear Tire Size: 130/70-17 M/C 62H Front Brake Type: Single hydraulic disc Rear Brake Type: Single hydraulic disc Wheel Bolt Pattern: Not applicable (cast wheels) 🛡️ Safety Features Ratings Safety Features: ABS was an optional feature on some international models but generally not standard on the 250R in many markets. Active Features Braking System: Dual hydraulic disc brakes provide effective stopping power. Passive Features Frame Construction: High-tensile steel backbone frame designed for rigidity and rider feedback. 💡 Technology Features Infotainment Infotainment Features: Basic analog tachometer and digital speedometer, fuel gauge, odometer, trip meter, clock. Driver Assistance ABS Availability: Optional on select models/regions. Connectivity Connectivity Features: Not applicable for this model year. 🔧 Maintenance Service Intervals Engine Oil Change Interval: Every 6,000 km (3,700 mi) or 6 months, whichever comes first. Air Filter Cleaning Interval: Every 6,000 km (3,700 mi) or as...
Comprehensive coverage from basic maintenance and routine servicing to complete engine overhaul and advanced diagnostics.
📊 Manual Specifications
File Format
File Type:
Portable Document Format (PDF)
Print Quality
Resolution:
High-resolution scans ensuring clarity of text and diagrams.
Binding Type
Binding Type:
Not Applicable (Digital Download)
Paper Type
Paper Type:
Not Applicable (Digital Download)
Searchability
Search Functionality:
Searchable text within the PDF document allows for quick information retrieval.
Printability
Printable:
Yes, the PDF is designed to be printable for workshop use.
⚙️ Engine Specifications
Primary Engine
Engine Type:
Liquid-cooled, 4-stroke, DOHC, parallel-twin
Displacement:
249 cc (15.2 cu. in.)
Bore X Stroke:
62.0 x 41.2 mm (2.44 x 1.62 in.)
Compression Ratio:
11.6:1
Performance
Horsepower:
Approximately 30-34 hp (depending on region and specific tuning)
Torque:
Approximately 17-18 lb-ft
Fuel System
Fuel Delivery:
Dual Keihin CVK34 carburetors
Fuel Tank Capacity:
18 L (4.8 US gal)
Lubrication
Oil Type:
SAE 10W-40 API SG or higher, JASO MA approved
Oil Capacity With Filter Change:
1.6 L (1.7 US qt)
Cooling System
Coolant Type:
Ethylene glycol based coolant with distilled water (50/50 mixture)
🔧 Transmission
Standard
Transmission Type:
6-speed, constant mesh
Clutch Type:
Wet, multiple disc
Features
Gear Ratios:
Specific ratios detailed within the manual, enabling precise engine performance at various speeds.
Final Drive:
Sealed chain (520)
Transmission Oil Type:
API GL-4, SAE 80W-90 (Specific Kawasaki recommendation may vary)
📐 Dimensions
Exterior
Length:
2005 mm (78.9 in.)
Width:
750 mm (29.5 in.)
Height:
1100 mm (43.3 in.)
Wheelbase:
1370 mm (53.9 in.)
Ground Clearance:
155 mm (6.1 in.)
Seat Height:
780 mm (30.7 in.)
Weights
Curb Weight:
Approximately 169 kg (373 lbs)
Front Tire Size:
110/70-17 M/C 54H
Rear Tire Size:
130/70-17 M/C 62H
Front Brake Type:
Single hydraulic disc
Rear Brake Type:
Single hydraulic disc
Wheel Bolt Pattern:
Not applicable (cast wheels)
🛡️ Safety Features
Ratings
Safety Features:
ABS was an optional feature on some international models but generally not standard on the 250R in many markets.
Active Features
Braking System:
Dual hydraulic disc brakes provide effective stopping power.
Passive Features
Frame Construction:
High-tensile steel backbone frame designed for rigidity and rider feedback.
💡 Technology Features
Infotainment
Infotainment Features:
Basic analog tachometer and digital speedometer, fuel gauge, odometer, trip meter, clock.
Driver Assistance
ABS Availability:
Optional on select models/regions.
Connectivity
Connectivity Features:
Not applicable for this model year.
🔧 Maintenance
Service Intervals
Engine Oil Change Interval:
Every 6,000 km (3,700 mi) or 6 months, whichever comes first.
Air Filter Cleaning Interval:
Every 6,000 km (3,700 mi) or as needed based on operating conditions.
Spark Plug Replacement Interval:
Every 12,000 km (7,500 mi) or 12 months.
Valve Clearance Check Interval:
Every 12,000 km (7,500 mi) or 12 months.
Brake Fluid Change Interval:
Every 24,000 km (15,000 mi) or 24 months.
Fluid Specifications
Front Fork Oil Type:
Kawasaki Fork Oil G10 or equivalent (e.g., Showa SS-10)
Front Fork Oil Level:
105 mm (4.1 in.)
Coolant Capacity:
1.3 L (1.4 US qt)
Known Issues
Common Wear Items:
Chain and sprockets, brake pads, tires, clutch plates (with high mileage).
Potential Performance Issues:
Carburetor synchronization drift, minor electrical gremlins (frequently addressed in this manual).
Technical Specs
Spark Plug Type:
NGK CR9E or DENSO U27ESR-N
Spark Plug Gap:
0.7 - 0.8 mm (0.028 - 0.031 in.)
Idle Speed:
1300 ± 100 rpm
Chain Slack:
10-20 mm (0.39-0.79 in.)
📚 Vehicle History
Brand Heritage
Kawasaki Legacy:
Kawasaki has a long-standing reputation for producing reliable and performance-oriented motorcycles, with the Ninja line being a cornerstone of their sportbike offerings.
Model Evolution
Ninja Lineage:
The Ninja 250R (also known as the EX250) has been a popular entry-level sportbike for decades, evolving through various iterations to offer modern styling and performance while remaining accessible to new riders.
Production
Manufacturing Origin:
Primarily manufactured in Thailand and Japan.
Release Years:
The 2008 model year marked a significant redesign from previous generations.
🏆 Awards & Recognition
Recognitions
Market Acclaim:
Consistently praised as a reliable and forgiving entry-level sportbike, making it a popular choice for new riders and commuters.
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