CHAPTER 3 ENGINE
T-Boss550 SERVICE MANUAL20.0
CHAPTER 3 ENGINE PAGE. 3- 136
3.7
TROUBLESHOOTING
GENERAL INFORMATION
TIP ______________
The following glide for troubleshooting does not
overall the possible causes of trouble. It should
be helpful, however, as a guide to basic trouble-
shooting. Refer to the relative procedure in this
manual for checks, adjustments, and replace-
ment of parts.
STARTING FAILURES
Engine
1.
Cylinder and cylinder head
•
Loose spark plug
•
Loose cylinder head or cylinder
•
Damaged cylinder head gasket
•
Damaged cylinder gasket
•
Worn a damaged cylinder
•
Incorrect valve clearance
•
Improperly sealed valve
•
Incorrect valve-to-valve-seat contact
•
Incorrect valve timing
•
Faulty valve spring
•
Seized valve
2.
Piston and piston ring(s)
•
Improperly installed piston ring
•
Damaged, worn a fatigued piston ring
•
Seized piston ring
•
Seized or damaged piston
3.
Air filter
•
Improperly installed air filter
•
Clogged air filter element
4.
Crankcase and crankshaft
•
Improperly assembled crankcase
•
Seized crankshaft
Fuel system
1.
Fuel tank
•
Empty fuel tank
•
Clogged fuel tank breather hose joint
•
Clogged fuel tank breather hose joint hose
•
Deteriorated or contaminated fuel
2.
Fuel pump
•
Faulty fuel pump
•
Faulty fuel injection system relay
•
Clogged or damaged fuel hose
3.
Throttle body
•
Deteriorated or contaminated fuel
•
Sucked-in air
Electrical system
1. Battery
• Discharged battery
• Faulty battery
2 Fuse(s)
• Blown, damaged a incorrect fuse
• Improperly installed fuse
a Sparkplug
• Incorrect spark plug gap
• Incorrect spark plug heat range
• Fouled spark plug
• Worn a damaged electrode
• Worn a damaged insulator
• Faulty spark plug cap
4. Ignition coil
• Cracked a broken ignition coil body
• Broken a shorted primary or secondary
coils
• Faulty spark plug lead
5 Ignition system
•Faulty ECU
• Faulty crankshaft position sensor
• Broken generator rotor woodruff key
6 Switches and wiring
• Faulty main switch
• Broken a shorted wiring
• Faulty gear position switch
• Improperly grounded circuit
• Loose connections
• Faulty brake light switch
7. Starting system
• Faulty starter motor
• Faulty starter relay
• Faulty starter clutch
INCORRECT ENGINE IDLING SPEED
Engine
1. Cylinder and cylinder head
• Incorrect valve clearance
• Damaged valve train components
2 Air filter
• Clogged air filter element
Fuel system
1. Throttle body
• Damaged a loose throttle body joint
• Improper throttle cable free play
• Flooded throttle body
• Faulty air induction system
Electrical system
1. Battery
• Discharged battery
Содержание T-Boss 550
Страница 1: ...SERVICE MANUAL T Boss 550...
Страница 10: ...CHAPTER 1 GENERALINFORMATION T Boss550 SERVICE MANUAL 20 0 CHAPTER 1 GENERAL PAGE 1 6 1 3 VEHICLE DIMENSIONS...
Страница 11: ...CHAPTER 1 GENERALINFORMATION T Boss550 SERVICE MANUAL 20 0 CHAPTER 1 GENERAL PAGE 1 7 NOTES...
Страница 25: ...CHAPTER 2 MAINTENANCE T Boss550 SERVICE MANUAL 20 0 CHAPTER 2 MAINTENANCE PAGE 2 14 NOTES...
Страница 36: ...CHAPTER 3 ENGINE T Boss550 SERVICE MANUAL20 0 CHAPTER 3 ENGINE PAGE 3 11 3 2 5 Engine Exterior and Engine No...
Страница 87: ...CHAPTER 3 ENGINE T Boss550 SERVICE MANUAL20 0 CHAPTER 3 ENGINE PAGE 3 62 Primary and Secondary Sheave...
Страница 160: ...CHAPTER 3 ENGINE T Boss550 SERVICE MANUAL20 0 CHAPTER 3 ENGINE PAGE 3 135 3 6 7 8 Lubrication System Illustration...
Страница 166: ...CHAPTER 3 ENGINE T Boss550 SERVICE MANUAL20 0 CHAPTER 3 ENGINE PAGE 3 141 NOTES...
Страница 176: ...CHAPTER 4 CHASSIS T Boss550 SERVICE MANUAL20 0 CHAPTER 4 CHASSIS PAGE 4 10 NOTES...
Страница 209: ...CHAPTER 5 FINAL DRIVE T Boss550 SERVICE MANUAL18 0 CHAPTER 5 FINAL DRIVE 5 33 NOTES...
Страница 224: ...CHAPTER 6 BRAKES T Boss 550 SERVICE MANUAL20 0 CHAPTER 7 BRAKES PAGE 7 15 NOTES...
Страница 245: ...CHAPTER 7 ELECTRICAL T Boss550 SERVICE MANUAL 20 0 CHAPTER 7 ELECTRICAL CTRICAL PAGE 7 21 7 7 LIGHTING SYSTEM...
Страница 250: ...CHAPTER 7 ELECTRICAL T Boss550 SERVICE MANUAL 20 0 CHAPTER 7 ELECTRICAL CTRICAL PAGE 7 26 Switch table...
Страница 254: ...CHAPTER 7 ELECTRICAL T Boss550 SERVICE MANUAL 20 0 CHAPTER 7 ELECTRICAL CTRICAL PAGE 7 30 7 10 SWITCHES Optional...
Страница 258: ...CHAPTER 7 ELECTRICAL T Boss550 SERVICE MANUAL 20 0 CHAPTER 7 ELECTRICAL CTRICAL PAGE 7 34 7 13 WIRING DIAGR...