Clymer
Print & Online Bundle: Yamaha YZ400F, YZ426F, WR400F & WR426F Motorcycle (1998-2002) Service Repair Manual
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Description
Looking for a great value DIY solution for your motorcycle? The Print & Online Bundle gives you comprehensive service, maintenance and repair information for your car at a great value price. Whether you're riding at the weekend or using your bike for a daily commute, you don't…
Benefits
- Great Value for MoneyGet both a print and an online manual for a special price
Great Value for Money
Choosing a Bundle is a great way to save even more money on servicing and maintaining your bike - you'll own both an instant-access Online Manual and its print book equivalent in the post.
- Based on a Stripdown and RebuildDetailed instructions created by trusted DIY experts
Based on a Stripdown and Rebuild
Clymer is known for taking a thorough approach to manual creation. This manual was created by completely stripping apart a vehicle and putting it back together again, leaving no bolt, panel or component unexplored.
- Work Safely Using Wiring DiagramsMake changes and repairs with confidence.
Work Safely Using Wiring Diagrams
Making electrical changes can be challenging, so it's crucial you have clear guidance and expertly written advice to hand. Haynes' wiring diagrams give you precise instructions on how to repair and modify key systems, allowing to work with confidence.
- Beginner Friendly InstructionsStart your DIY journey with step-by-step instructions
Beginner Friendly Instructions
Clymer is known for being beginner-friendly. This manual contains user-friendly specs and step-by-step instructions to help you get the job done, even if you're brand new to vehicle repair.
- Clear Pictures & DiagramsMake it easier to follow written instructions
Clear Pictures & Diagrams
Written guides are easier to follow with accompanying images. This manual contains illustrations, pictures and diagrams sit alongside step-by-step instructions, helping you get a clearer understanding of what's required and tackle the job with confidence.
- Easy-to-Use Fault FinderSolve hundreds of common issues with the diagnostic guide
Easy-to-Use Fault Finder
Is there a leak, or maybe a broken spring? Clymer's guided fault finder will help you get to the bottom of some of the most common issues associated with your vehicle. Run through a list of symptoms and hone in on the right fix.
More Information
Table of Contents
This Yamaha motorcycle manual is 376 pages. QUICK REFERENCE DATA CHAPTER ONE / GENERAL INFORMATION Manual organization / Warnings, cautions and notes / Safety / Serial numbers / Fasteners / Shop supplies / Basic tools / Precision measuring tools / Electrical system fundamentals / Special tools / Basic service methods / Storage / Specifications CHAPTER TWO / TROUBLESHOOTING Starting the engine / Engine spark test / Engine performance / Engine noise / Engine leakdown test / Clutch / External shift mechanism and transmission / Kickstarter / Brakes / Steering / Specifications CHAPTER THREE / LUBRICATION, MAINTENANCE AND TUNE-UP Pre-ride inspection / Engine break-in / Tune-up and service intervals / Fuel and lubricants / Engine and component lubrication / Engine oil and filter change / Front fork oil seal and dust seal cleaning and lubrication / Drive chain cleaning and lubrication / Maintenance and inspection / Hot Start Valve (Air valve) inspection / Muffler cleaning / Air filter cleaning / Coolant change / Drive chain adjustment / Clutch cable adjustment / Compression release cable adjustment / Engine tune-up / Valve clearance adjustment / Carburetor idle speed and mixture adjustment / Ignition timing check / Compression check / Spark plug / Specifications CHAPTER FOUR / ENGINE TOP END Exhaust system / Cylinder head cover / Camshafts and cam chain tensioner / Cylinder head / Valves / Cylinder / Piston and piston rings / Specifications CHAPTER FIVE / ENGINE LOWER END Removal installation / Crankcase / Crankcase seal and bearing replacement / Crankshaft / Engine break-in / Specifications CHAPTER SIX / CLUTCH, OIL PUMP AND EXTERNAL SHIFT MECHANISM Clutch cover / Clutch and push lever / Right crankcase cover / Balancer and primary drive gears / External shift mechanism / Kickstarter / Oil pump / Specifications CHAPTER SEVEN / TRANSMISSION AND INTERNAL SHIFT MECHANISM Transmission operation / Service notes / Mainshaft / Countershaft / Transmission inspection / Shift drums and forks / Specifications CHAPTER EIGHT / FUEL SYSTEM Service precautions and practices / Carburetor / Float adjustment / Carburetor rejetting / Throttle cable / Specifications CHAPTER NINE / ELECTRICAL SYSTEM Left crankcase cover / Flywheel and stator / Ignition and switch testing / Throttle position sensor / CDI unit / Ignition timing / Lighting system / Voltage regulator / Specifications CHAPTER TEN / COOLING SYSTEM Radiators / Water pump / Specifications CHAPTER ELEVEN / WHEELS, TIRES AND DRIVE CHAIN Front and rear hubs / Rim and spoke service / Drive chain / Sprockets / Specifications CHAPTER TWELVE / FRONT SUSPENSION AND STEERING Handlebar / Steering head / Front fork oil change and oil level adjustment / Front fork / Front fork service / Front fork adjustment / Specifications CHAPTER THIRTEEN / REAR SUSPENSION Rear suspension system / Shock absorber / Shock linkage / Swing arm / Swing arm service / Rear suspension adjustment / Specifications CHAPTER FOURTEEN / BRAKES Front brake pads / Front brake caliper / Front master cylinder / Rear brake pads / Rear brake caliper / Rear master cylinder / Brake disc / Specifications CHAPTER FIFTEEN / BODY Seat / Side covers / Air scoops / Fuel tank / Skid plate and engine guard / Specifications SUPPLEMENT / 2000 WR400F, 2001-2002 WF426F AND 2000-ON YZ426 SERVICE INFORMATION INDEX WIRING DIAGRAMS Models covered: 1998 1999 2000 WR400F WR400 WR 400 400F 2001 2002 WR426F WR426 WR 426 426F 1998 1999 YZ400F YZ400 YZ 400 400F 2000 2001 2002 YZ426F YZ426 YZ 426 426F Clymer Manuals Yamaha WR400F Online Manual Clymer Manuals Yamaha WR426F Online Manual Clymer Manuals Yamaha YZ400F Online Manual Clymer Manuals Yamaha YZ426F Online Manual WR400F (1998-2000) WR426F (2001-2002) YZ400F (1998-1999) YZ426F (2000-2002)
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Print & Online Bundle
No compromises. Get both the online and print manuals for a special price.
- Own Both Print and Online
- Includes All Bonus Content
- Best Value for Money
Print Manual
The tried-and-tested original. Keep in on your bookshelf for when you need it most.
- Original Print Format
- Despatches in 1-2 Days
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Online Manual
Get all of the DIY content that's in a printed manual, but on your tablet, phone or PC.
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- Extra Bonus Content

Empower Yourself with DIY
Save Money on Motorcycle Maintenance & Repairs
When surveyed, manual owners said they saved $3349 on average every year by working on their own vehicle. Learn the skills to keep your bike on the road with a Clymer manual.
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Customer Review
Triumph Spirit Manual
"The manual is probably amongst the best i have ever bought, fantastically full of well presented photographs. I have absolutely no hesitation in recommending these manuals to anyone who might like to undertake some of their own maintenance and/or repair."
5 out of 5 Trustpilot stars
Customer Review
I bought 2 Clymer motorcycle manuals
I bought 2 Clymer motorcycle manuals. The quality of presentation, layout and information has I feel improved a great deal."
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Customer Review
Great Access
"Needed some detailed info on a DRZ400e in a pinch that I didn't have on hand. Within a few minutes I had access to the digital manual and I've recently received my hard copy manual in the mail which i have on hand in the shed."

Stay Ready to Ride with a Clymer Repair Manual
For decades Clymer's step-by-step instructions have been the go-to source for professionals and DIY enthusiasts alike.
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