2017 YAMAHA YFZ450R Owners Manual

Page 89 of 154

YAMAHA YFZ450R 2017  Owners Manual 7-22
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WHAT TO DO...

If your ATV doesn’t turn when you want it to:
Bring the ATV to a stop and practice the turning
maneuvers again. Be sure you are putting your
weight on the footrest to the ou

Page 90 of 154

YAMAHA YFZ450R 2017  Owners Manual 8-1
8
EBU28788
PERIODIC MAINTENANCE AND ADJUSTMENT
EBU21675Periodic inspection, adjustment, and lubrication
will keep your vehicle in the safest and most effi-
cient condition possible. Safety is an o

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YAMAHA YFZ450R 2017  Owners Manual 8-2
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EBU29572Owner’s manual and tool kitBe sure to always keep the owner’s manual, the
owner’s tool kit and the low-pressure tire gauge
with the vehicle. Make sure to protect the owner’s
manu

Page 92 of 154

YAMAHA YFZ450R 2017  Owners Manual 8-3
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EBU21745Periodic maintenance chart for the emission control systemTIPFor ATVs not equipped with an odometer or an hour meter, follow the month maintenance intervals.
 For ATVs equipped wit

Page 93 of 154

YAMAHA YFZ450R 2017  Owners Manual 8-4
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5*Exhaust system • Check for leakage and replace gasket(s) if neces-
sary.
• Check for looseness and tighten all screw clamps  and joints if necessary. √√√
6Spark arrester • Clean.

Page 94 of 154

YAMAHA YFZ450R 2017  Owners Manual 8-5
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EBU2186BGeneral maintenance and lubrication chartTIPFor ATVs not equipped with an odometer or an hour meter, follow the month maintenance intervals.
 For ATVs equipped with an odometer or

Page 95 of 154

YAMAHA YFZ450R 2017  Owners Manual 8-6
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5*Brake hoses • Check for cracks or other damage, and replace if 
necessary. √√√√
• Replace. Every 4 years
6 *Brake fluid • Change. Every 2 years
7 *Parking brake • Check operati

Page 96 of 154

YAMAHA YFZ450R 2017  Owners Manual 8-7
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14*Drive chain roller • Check for wear and replace if necessary. √√√
15 *Chassis fasteners • Make sure that all nuts, bolts, and screws are 
properly tightened. √√√√√
16 *Sho