10 - 1
TRBL
SHTG
EBS00537
TROUBLESHOOTING
NOTE:
_
The following troubleshooting does not cover all the possible causes of trouble. It should be helpful,
however, as a guide to troubleshooting. Refer to the relative procedure in this manual for check,
adjustment and replacement of parts.
STARTING FAILURE/HARD STARTING
FUEL SYSTEM
Fuel tank
• Empty
• Clogged fuel tank drain hose
• Deteriorated or contaminated fuel
Fuel pump
• Faulty fuel pump
• Faulty fuel injection system relay
Throttle body
• Deteriorated or contaminated fuel
• Sucked-in air
Air filter
• Clogged air filter element
ELECTRICAL SYSTEM
Spark plug
• Improper plug gap
• Worn electrodes
• Wire between terminals broken
• Improper heat range
• Faulty spark plug cap
Ignition coil
• Broken or shorted primary/secondary
• Faulty spark plug lead
• Broken body
Ignition system
• Faulty ECU
• Faulty crankshaft position sensor
• Broken AC magneto rotor woodruff key
Switches and wiring
• Faulty main switch
• Faulty engine stop switch
• Broken or shorted wiring
• Faulty gear position switch
• Faulty start switch
• Faulty brake light switch
Starting system
• Faulty starter motor
• Faulty starter relay
• Faulty starter circuit cut-off relay
• Faulty starter clutch
Battery
• Faulty battery
Fuse(s)
• Blown, damaged or incorrect fuse
• Improperly installed fuse
STARTING FAILURE/HARD STARTING
10
Summary of Contents for GRIZZLY 700 FI YFM7FGPW
Page 1: ...LIT 11616 20 11 3B4 28197 10 YFM7FGPW SERVICE MANUAL ...
Page 47: ...2 11 SPEC ENGINE SPECIFICATIONS Cylinder head tightening sequence 3 1 4 2 7 8 5 6 ...
Page 274: ...6 2 FI FUEL INJECTION SYSTEM 6 ...
Page 482: ...10 7 TRBL SHTG ...
Page 484: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN PRINTED IN U S A ...