Before You Service Your Honda The Importance Of Maintenance - Honda 450X 2005 Owner's Manual & Competition Handbook

Keeping your CRF well maintained is absolutely
essential to your safety. It's also a good way to
protect your investment, get maximum
performance, avoid breakdowns, and have more
fun.
To help keep your CRF in good shape, this
section includes a Maintenance Schedule for
required servicing and step-by-step instructions
for specific maintenance tasks. You'll also find
important safety precautions, information on oils,
and tips for keeping your Honda looking good.
The ICM (Ignition Control Module) system is
used on this motorcycle; consequently, routine
ignition timing adjustment is unnecessary. If you
want to check the ignition timing, refer to the
Honda Service Manual (page 166).
Before You Service Your Honda
The Importance of Maintenance ........................24
Maintenance Safety ............................................25
Important Safety Precautions........................25
Maintenance Schedule .......................................26
General Competition Maintenance ....................29
Before & After Competition Maintenance.........33
Between Motos & Practice Maintenance .....33
After Competition Maintenance ...................33
Service Preparations
Component Locations ........................................35
Seat Removal......................................................36
Fuel Tank Removal ............................................37
Subframe Upright Position.................................39
Service Procedures
Fluids & Filters
Fuel System ........................................................41
Engine Oil ..........................................................43
Transmission Oil ................................................46
Coolant ...............................................................48
Air Cleaner .........................................................51
Crankcase Breather ............................................53
Engine
Throttle ...............................................................54
Clutch System ....................................................56
Hot Start Lever ...................................................60
Spark Plug ..........................................................61
Exhaust Pipe/Muffler .........................................62
Spark Arrester.....................................................65
Valve Clearance..................................................66
Piston/Piston Rings/Piston Pin...........................75
Servicing Your Honda
Chassis
Suspension..........................................................83
Brakes.................................................................87
Wheels ................................................................91
Tires & Tubes .....................................................92
Side Stand...........................................................94
Drive Chain ........................................................95
Additional Maintenance Procedures ..................98
Electrical
Battery ..............................................................100
Headlight & Taillight .......................................102
Appearance Care ..............................................104
Servicing Your Honda
23