Yamaha YZF-R6 Owner's Manual page 19

Coolant temperature warning light
" "
This warning light comes on when the
engine overheats. When this occurs,
stop the engine immediately and allow
the engine to cool.
The electrical circuit of the warning light
can be checked by turning the key to
"ON".
If the warning light does not come on
for a few seconds, then go off, have a
Yamaha dealer check the electrical cir-
cuit.
CAUTION:
Do not operate the engine if it is
overheated.
INSTRUMENT AND CONTROL FUNCTIONS
EAU11422
ECA10020
3-5
3