lock YAMAHA AEROX50 2018 User Guide

Periodic maintenance and adjustment
6-30
6 Engine overheating
WARNING
EWAT1041
Do not remove the radiator cap when the engine and radiator are hot. Scalding hot fluid and steam may be
blown out under pressure, which could cause serious injury. Be sure to wait until the engine has cooled.
Place a thick rag, like a towel, over the radiator cap, and then slowly rotate the cap counterclockwise to the
detent to allow any residual pressure to escape. When the hissing sound has stopped, press down on the cap
while turning it counterclockwise, and then remove the cap.TIPIf coolant is not available, tap water can be temporarily used instead, provided that it is changed to the recommended cool-
ant as soon as possible.
Wait until the
engine has cooled.
Check the coolant level in the
reservoir and radiator.
The coolant level
is OK.The coolant level is low.
Check the cooling system
for leakage.
Have a Yamaha dealer checkand repair the cooling system.Add coolant. (See TIP.)
Start the engine. If the engine overheats again,
have a
Yamaha dealer check
and repair the cooling system.
There is
leakage.
There is
no leakage.
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10-1
10
Index
AAcceleration and deceleration ................ 5-2
Air filter element and check hose,
replacing and cleaning ....................... 6-13
Auxiliary light bulb, replacing ............... 6-26BBattery .................................................. 6-23
Brake fluid, changing............................ 6-19
Brake fluid level, checking.................... 6-18
Brake lever, front .................................... 3-7
Brake lever, rear ..................................... 3-7
Brake levers, lubricating ....................... 6-20
Braking ................................................... 5-3CCables, checking and lubricating ......... 6-19
Care ........................................................ 7-1
Catalytic converter ............................... 3-10
Centerstand, checking and
lubricating........................................... 6-21
Coolant ................................................. 6-12
Coolant temperature warning light ......... 3-2
Cowling and panel, removing and
installing ............................................... 6-6DData recording, vehicle........................... 9-2
Diagnostic connector ............................. 9-2
Dimmer switch........................................ 3-6EEngine break-in ...................................... 5-4
Engine oil ................................................ 6-9
Engine trouble warning light ................... 3-3FFinal transmission oil ............................ 6-11Front and rear brake lever free play,
checking ............................................ 6-17
Front and rear brake pads, checking ... 6-17
Front fork, checking ............................. 6-21
Fuel ........................................................ 3-8
Fuel consumption, tips for reducing ...... 5-3
Fuel level warning light........................... 3-2
Fuel tank cap.......................................... 3-7
Fuse, replacing..................................... 6-24
HHandlebar switches ............................... 3-6
Headlight bulb, replacing ..................... 6-25
High beam indicator light ....................... 3-2
Horn switch ............................................ 3-6IIdentification numbers ........................... 9-1
Indicator lights and warning lights ......... 3-2KKickstarter ............................................ 3-10LLicense plate light ................................ 6-28MMain switch/steering lock ...................... 3-1
Maintenance and lubrication, periodic... 6-3
Maintenance, emission control
system ................................................. 6-2
Matte color, caution ............................... 7-1
Model label............................................. 9-1
Multi-function display............................. 3-3PParking ................................................... 5-4
Part locations ......................................... 2-1SSafe-riding points................................... 1-5Safety information................................... 1-1
Seats ..................................................... 3-11
Spark plug, checking .............................. 6-7
Specifications ......................................... 8-1
Starting a cold engine............................. 5-1
Starting off .............................................. 5-2
Start switch ............................................. 3-6
Steering, checking ................................ 6-22
Storage ................................................... 7-4
Storage compartment........................... 3-12
TTail/brake light bulb, replacing ............. 6-27
Throttle grip and cable, checking and
lubricating ........................................... 6-20
Throttle grip free play, checking ........... 6-14
Tires ...................................................... 6-15
Troubleshooting .................................... 6-28
Troubleshooting charts ......................... 6-29
Turn signal indicator light ....................... 3-2
Turn signal light bulb, replacing............ 6-27
Turn signal switch ................................... 3-6VValve clearance..................................... 6-14
Vehicle identification number ................. 9-1WWheel bearings, checking .................... 6-22
Wheels .................................................. 6-16
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