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Engine overheating
WARNING
G
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.
G
Place a thick rag, like a towel, over the radiator cap, and then slowly rotate the cap counterclockwise to the de-
tent 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.
Wait until the
Check the coolant level in the
engine has cooled.
reservoir and radiator.
NOTE:
If coolant is not available, tap water can be temporarily used instead, provided that it is changed to the recommended coolant
as soon as possible.
PERIODIC MAINTENANCE AND MINOR REPAIR
The coolant level is low.
Check the cooling system
for leakage.
The coolant level
is OK.
6-45
There is
Have a Yamaha dealer check
leakage.
and repair the cooling system.
There is
Add coolant. (See NOTE.)
no leakage.
Start the engine. If the engine overheats again, have a
Yamaha dealer check and repair the cooling system.
EWAT1040
6

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Troubleshooting

   Also See for YAMAHA YZF-R1

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