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Honda CRF250R 2020 User Manual

Honda CRF250R 2020
179 pages
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Contents
MOTORCYCLE SAFETY............................. 1
Important Safety Information ........................... 2
Important Safety Precautions ........................ 2
Accessories & Modifications ........................... 3
Safety Labels .................................................... 4
INSTRUMENTS & CONTROLS.................. 5
Operation Component Locations ...................... 6
MIL (Malfunction Indicator Lamp) ................. 7
MIL Blink Pattern ......................................... 7
Current DTC/Freeze DTC............................. 7
Circuit Inspection.......................................... 8
DTC Index..................................................... 9
Mode Indicator ............................................... 10
BEFORE RIDING......................................... 11
Are You Ready to Ride? ................................ 12
Is Your Motorcycle Ready to Ride? ............... 13
Pre-ride Inspection ...................................... 13
BASIC OPERATING INSTRUCTIONS.... 15
Safe Riding Precautions .............................. 16
Starting & Stopping the Engine ...................... 17
Fast Idle Knob............................................. 17
Preparation .................................................. 17
Starting Procedure....................................... 17
How to Stop the Engine .............................. 18
Break-in Guidelines ........................................ 19
SERVICING YOUR HONDA ......................21
Before You Service Your Honda
The Importance of Maintenance .....................22
Maintenance Safety .........................................23
Important Safety Precautions.......................23
Maintenance Schedule ....................................24
General Competition Maintenance .................26
Before & After Competition Maintenance .....30
Between Motos & Practice Maintenance.....30
After Competition Maintenance ..................31
Service Preparations
Maintenance Component Locations ...............32
Seat ..................................................................33
Fuel Tank ........................................................34
Subframe .........................................................37
Service Procedures
Fluids & Filters
Fuel System .....................................................41
Engine Oil .......................................................51
Coolant ............................................................54
Air Cleaner ......................................................56
Crankcase Breather .........................................58
Engine
Throttle ............................................................59
Engine Idle Speed ...........................................61
Clutch System .................................................62
Spark Plug .......................................................67
Valve Clearance ..............................................68
Piston/Piston Rings/Piston Pin ........................79
Chassis
Suspension ...................................................... 88
Brakes ........................................................... 105
Wheels .......................................................... 109
Tires & Tubes ............................................... 110
Drive Chain .................................................. 112
Exhaust Pipe/Muffler .................................... 115
Additional Maintenance Procedures ............. 119
Electrical
Battery .......................................................... 121
Appearance Care .......................................... 123
Contents
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Honda CRF250R 2020 Specifications

General IconGeneral
Engine Type249cc liquid-cooled single-cylinder four-stroke
Bore x Stroke79.0mm x 50.9mm
Compression Ratio13.9:1
IgnitionFull transistorized ignition
Front BrakeSingle 260mm disc with twin-piston caliper
Front Tire80/100-21
Rear Tire100/90-19
Trail4.6 inches
Wheelbase58.3 inches
Seat Height37.8 inches
Fuel Capacity1.6 gallons
Ground Clearance13.2 inches
Valve TrainUnicam, 4-valve
InductionProgrammed Fuel Injection (PGM-FI)
Transmission5-speed
Final Drive#520 chain
Front Suspension49mm inverted Showa coil-spring fork with rebound and compression damping adjustability; 12.2 inches travel
Rear SuspensionShowa® Pro-Link® system with rebound and compression damping adjustability; 12.4 inches travel
Rear BrakeSingle 240mm disc
Rake27.2°

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