Yamaha Two-Stroke Outboard C40 (1996 - 1998) Clymer

This Yamaha marine manual is 640 pages.

QUICK REFERENCE DATA

CHAPTER ONE / GENERAL INFORMATION
Manual organization / Notes, cautions and warnings / Torque specifications / Engine operation / Fasteners / Lubricants / Gasket sealant / Galvanic corrosion / Protection from galvanic corrosion / Propellers / Specifications

CHAPTER TWO / TOOLS AND TECHNIQUES
Safety first / Basic hand tools / Test equipment / Service hints / Special tips / Mechanic's techniques / Specifications

CHAPTER THREE / TROUBLESHOOTING
Test equipment / Troubleshooting preparation / Operating requirements / Starting difficulty / Fuel system component testing / Ignition system component testing / YMIS component testing / Electronic fuel injection component testing / Warning system / Starting system / Charging system / Fuses and wire harness / Trim system troubleshooting / Power head / Cooling system / Lower unit / Specifications

CHAPTER FOUR / LUBRICATION, MAINTENANCE AND TUNE-UP
Lubrication / Power head lubrication / Engine oil recommendation / Premix models / Oil injection models / Gearcase lubricant change / Jet drive lubrication / Propeller shaft and propeller maintenance / Cooling system flush / Battery service / Storage / Fitting out / Corrosion prevention / Complete submersion / Fuel system service / Fuel requirements / Fuel additives / Fuel filter service / Fuel hoses and clamps / Tune-up / Compression test / Spark plugs / Timing adjustment / Carburetor adjustment / Specifications

CHAPTER FIVE / TIMING, SYNCHRONIZATION AND ADJUSTMENTS
Timing pointer adjustment / Throttle position sensor adjustment / Static timing adjustment / Throttle linkage adjustments / Timing check and adjustment / Throttle pickup timing (check and adjustment) / Pilot screw adjustment / Idle speed adjustment / Enrichment valve adjustment / Throttle cable/linkage adjustment / Shift adjustment / Trim sender adjustment / Start in gear protection adjustment / Specifications

CHAPTER SIX / FUEL SYSTEM
Carburetor / EFI components / Reed valve / Specifications

CHAPTER SEVEN / ELECTRICAL AND IGNITION
Starting system components / Charging system components / Ignition system / Yamaha microcomputer ignition system components / Battery maintenance and timing / Specifications

CHAPTER EIGHT / POWER HEAD
Power head removal / Flywheel removal/installation / Power head disassembly / Component inspection / Power head assembly / Power head installation / Break-in procedure / Specifications

CHAPTER NINE / GEARCASE REPAIR
Gearcase operation / Gearcase removal/installation / Water pump servicing / Gearcase disassembly/inspection/assembly / Component inspection / Specifications

CHAPTER TEN / JET DRIVES
Jet drive operation / Specifications

CHAPTER ELEVEN / REWIND STARTER

CHAPTER TWELVE / POWER TRIM/TILT AND MID-SECTION
Power trim / Mid-section / Specifications

CHAPTER THIRTEEN / OIL INJECTION SYSTEM
System operation / Specifications

CHAPTER FOURTEEN / REMOTE CONTROL

INDEX

WIRING DIAGRAMS

Models covered:
Yamaha 2-5 HP 1 Cylinder
Yamaha 2 HP 1 Cylinder
Yamaha 3 HP 1 Cylinder
Yamaha 4 HP 1 Cylinder
Yamaha 5 HP 1 Cylinder
Yamaha 6-25 HP 2 Cylinder
Yamaha 6 HP 2 Cylinder
Yamaha 8 HP 2 Cylinder
Yamaha 9.9 HP 2 Cylinder
Yamaha 15 HP 2 Cylinder
Yamaha 20 HP 2 Cylinder
Yamaha 25 HP 2 Cylinder
Yamaha C25
Yamaha C30
Yamaha C40
Yamaha E48
Yamaha 25-90 HP 3 Cylinder
Yamaha 25 HP 3 Cylinder
Yamaha 30 HP 3 Cylinder
Yamaha 40 HP 3 Cylinder
Yamaha 50 HP 3 Cylinder
Yamaha E60
Yamaha E75
Yamaha C75
Yamaha C85
Yamaha C90
Yamaha 115 HP V4
Yamaha 130 HP V6
Yamaha C115
Yamaha C150
Yamaha 175 HP V6
Yamaha 200 HP 90° V6
Yamaha 225 HP 90° V6
Yamaha 200 HP (EFI)
Yamaha 225 HP 76° V6 (Carbureted)
Yamaha 225 HP 76° V6 (EFI)
Yamaha 250 HP (EFI)

Clymer Manuals Yamaha 2-5 HP 1 Cylinder Manual
Clymer Manuals Yamaha 2 HP 1 Cylinder Manual
Clymer Manuals Yamaha 3 HP 1 Cylinder Manual
Clymer Manuals Yamaha 4 HP 1 Cylinder Manual
Clymer Manuals Yamaha 5 HP 1 Cylinder Manual
Clymer Manuals Yamaha 6-25 HP 2 Cylinder Manual
Clymer Manuals Yamaha 6 HP 2 Cylinder Manual
Clymer Manuals Yamaha 8 HP 2 Cylinder Manual
Clymer Manuals Yamaha 9.9 HP 2 Cylinder Manual
Clymer Manuals Yamaha 15 HP 2 Cylinder Manual
Clymer Manuals Yamaha 20 HP 2 Cylinder Manual
Clymer Manuals Yamaha 25 HP 2 Cylinder Manual
Clymer Manuals Yamaha C25 Manual
Clymer Manuals Yamaha C30 Manual
Clymer Manuals Yamaha C40 Manual
Clymer Manuals Yamaha E48 Manual
Clymer Manuals Yamaha 25-90 HP 3 Cylinder Manual
Clymer Manuals Yamaha 25 HP 3 Cylinder Manual
Clymer Manuals Yamaha 30 HP 3 Cylinder Manual
Clymer Manuals Yamaha 40 HP 3 Cylinder Manual
Clymer Manuals Yamaha 50 HP 3 Cylinder Manual
Clymer Manuals Yamaha E60 Manual
Clymer Manuals Yamaha E75 Manual
Clymer Manuals Yamaha C75 Manual
Clymer Manuals Yamaha C85 Manual
Clymer Manuals Yamaha C90 Manual
Clymer Manuals Yamaha 115 HP V4 Manual
Clymer Manuals Yamaha 130 HP V6 Manual
Clymer Manuals Yamaha C115 Manual
Clymer Manuals Yamaha C150 Manual
Clymer Manuals Yamaha 175 HP V6 Manual
Clymer Manuals Yamaha 200 HP 90° V6 Manual
Clymer Manuals Yamaha 225 HP 90° V6 Manual
Clymer Manuals Yamaha 200 HP (EFI) Manual
Clymer Manuals Yamaha 225 HP 76° V6 (Carbureted) Manual
Clymer Manuals Yamaha 225 HP 76° V6 (EFI) Manual
Clymer Manuals Yamaha 250 HP (EFI) Manual

Yamaha 2-5 HP 1 Cylinder (1996-1998)
Yamaha 2 HP 1 Cylinder (1996-1998)
Yamaha 3 HP 1 Cylinder (1996-1998)
Yamaha 4 HP 1 Cylinder (1996-1998)
Yamaha 5 HP 1 Cylinder (1996-1998)
Yamaha 6-25 HP 2 Cylinder (1996-1998)
Yamaha 6 HP 2 Cylinder (1996-1998)
Yamaha 8 HP 2 Cylinder (1996-1998)
Yamaha 9.9 HP 2 Cylinder (1996-1998)
Yamaha 15 HP 2 Cylinder (1996-1998)
Yamaha 20 HP 2 Cylinder (1996-1998)
Yamaha 25 HP 2 Cylinder (1996-1998)
Yamaha C25 (1996-1998)
Yamaha C30 (1996-1998)
Yamaha C40 (1996-1998)
Yamaha E48 (1996-1998)
Yamaha 25-90 HP 3 Cylinder (1996-1998)
Yamaha 25 HP 3 Cylinder (1996-1998)
Yamaha 30 HP 3 Cylinder (1996-1998)
Yamaha 40 HP 3 Cylinder (1996-1998)
Yamaha 50 HP 3 Cylinder (1996-1998)
Yamaha E60 (1996-1998)
Yamaha E75 (1996-1998)
Yamaha C75 (1996-1998)
Yamaha C85 (1996-1998)
Yamaha C90 (1996-1998)
Yamaha 115 HP V4 (1996-1998)
Yamaha 130 HP V6 (1996-1998)
Yamaha C115 (1996-1998)
Yamaha C150 (1996-1998)
Yamaha 175 HP V6 (1996-1998)
Yamaha 200 HP 90° V6 (1996-1998)
Yamaha 225 HP 90° V6 (1996-1998)
Yamaha 200 HP (EFI) (1996-1998)
Yamaha 225 HP 76° V6 (Carbureted) (1996-1998)
Yamaha 225 HP 76° V6 (EFI) (1996-1998)
Yamaha 250 HP (EFI) (1996-1998)