2020 YAMAHA YZ85 check engine

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Page 8 of 92

YAMAHA YZ85 2020  Owners Manual Table of contents
Location of important la bels ........... 1-1
Safety information ............................ 2-1
Description ....................................... 3-1
Left view ..................

Page 22 of 92

YAMAHA YZ85 2020  Owners Manual Safety information
2-4
2tempt to lift the motorcycle, or
the motorcycle may become
unstable in cross winds.
• Certain accessories can dis- place the operator from his or
her normal riding position.

Page 44 of 92

YAMAHA YZ85 2020  Owners Manual Operation and important rid ing points
6-1
6
EAU15952
Read the Owner’s Manual carefully to
become familiar with all controls. If
there is a control or function you do not
understand, ask your Yamaha

Page 45 of 92

YAMAHA YZ85 2020  Owners Manual Operation and important ri din g points
6-2
6
the higher gears and check the
full-throttle response. Stop the en-
gine and check the spark plug.
5. After again allowing the engine to cool, restart and

Page 54 of 92

YAMAHA YZ85 2020  Owners Manual Periodic maintenance an d a djustment
7-6
7
EAU84450
Checkin g the spark plu g
The spark plug is an important engine
component, which is easy to check.
Since heat and deposits will cause any
spark plu

Page 55 of 92

YAMAHA YZ85 2020  Owners Manual Periodic maintenance an d a djustment
7-7
7
To install the spark plu
g
1. Clean the surface of the spark plug gasket and its mating surfa-
ce, and then wipe off any grime
from the spark plug threads.

Page 56 of 92

YAMAHA YZ85 2020  Owners Manual Periodic maintenance an d a djustment
7-8
7 6. Refill with the specified amount of
the recommended transmission
oil.
NOTICE
ECA10453
In or der to prevent clutch slip-
pa ge (since the transmission

Page 57 of 92

YAMAHA YZ85 2020  Owners Manual Periodic maintenance an d a djustment
7-9
7
TIP
The coolant should be at the bottom of
the radiator filler neck. The level will
change with variation of engine tem-
perature.
3. If the coolant is belo
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