
3.100
9929375 R02 - 2016-2019
GENERAL
/
GENERAL 4
Service Manual
© Copyright Polaris Industries Inc.
TROUBLESHOOTING - ENGINE / COOLING SYSTEM
ENGINE
Spark Plug Fouling
• Spark plug cap loose or faulty
• Incorrect spark plug heat range or gap
• PVT system calibrated incorrectly/ components worn
or mis-adjusted
• Fuel quality poor (old) or octane too high
• Low compression
• Restricted exhaust
• Weak ignition (loose coil ground, faulty coil, or stator)
• Restricted air filter (main or pre-cleaner) or breather
system
• Improperly assembled air intake system
• Restricted engine breather system
• Oil contaminated with fuel
Engine Turns Over But Fails To Start
• No fuel
• Dirt in fuel line or filter
• Fuel will not pass through fuel valve
• Fuel pump inoperative/restricted
• Tank vent plugged or pinched
• Engine flooded
• Low compression (high cylinder leakage)
• No spark (Spark plug fouled) ignition component
failure
Engine Does Not Turn Over
• Dead battery
• Starter motor does not turn
• Engine seized, rusted, or mechanical failure
Engine Runs But Will Not Idle
• Restricted fuel supply
• Low compression
• Crankcase breather restricted
Engine Idles But Will Not Accelerate
• Spark plug fouled/weak spark
• Broken throttle cable
• Obstruction in air intake
• Air box removed (reinstall all intake components)
• Incorrect ignition timing
• Restricted exhaust system
• Cam worn excessively
Engine Has Low Power
• Spark plug fouled
• Cylinder, piston, ring, or valve wear or damage (check
compression)
• PVT not operating properly
• Restricted exhaust muffler
• Cam worn excessively
Piston Failure - Scoring
• Lack of lubrication
• Dirt entering engine through cracks in air filter or ducts
• Engine oil dirty or contaminated
Excessive Smoke and Carbon Buildup
• Excessive piston-to-cylinder clearance
• Wet sumping
• Worn rings, piston, or cylinder
• Worn valve guides or seals
• Restricted breather
• Air filter dirty or contaminated
Piston Failure - Scoring
• Lack of lubrication
• Dirt entering engine through cracks in air filter or ducts
• Engine oil dirty or contaminated
Excessive Smoke and Carbon Buildup
• Excessive piston-to-cylinder clearance
• Wet sumping due to over-full crankcase
• Worn rings, piston, or cylinder
• Worn valve guides or seals
• Restricted breather
• Air filter dirty or contaminated
Low Compression
Содержание GENERAL 2016
Страница 360: ...7 58 9929375 R02 2016 2019 GENERAL GENERAL 4 Service Manual Copyright Polaris Industries Inc NOTES FINAL DRIVE ...
Страница 420: ...8 60 9929375 R02 2016 2019 GENERAL GENERAL 4 Service Manual Copyright Polaris Industries Inc NOTES STEERING SUSPENSION ...
Страница 478: ...9 58 9929375 R02 2016 2019 GENERAL GENERAL 4 Service Manual Copyright Polaris Industries Inc NOTES BRAKE SYSTEM ...
Страница 552: ...10 74 9929375 R02 2016 2019 GENERAL GENERAL 4 Service Manual Copyright Polaris Industries Inc NOTES BODY FRAME ...
Страница 567: ...11 9929375 R02 2016 2019 GENERAL GENERAL 4 Service Manual Copyright Polaris Industries Inc 11 15 REAR ELECTRICAL ...
Страница 610: ...11 58 9929375 R02 2016 2019 GENERAL GENERAL 4 Service Manual Copyright Polaris Industries Inc 2018 ELECTRICAL ...
Страница 670: ...11 118 9929375 R02 2016 2019 GENERAL GENERAL 4 Service Manual Copyright Polaris Industries Inc NOTES ELECTRICAL ...
Страница 679: ......
Страница 680: ......
Страница 681: ......
Страница 682: ......
Страница 683: ......
Страница 684: ......