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Control functions
22
RST90
NOTICE
ECS00041
Do not continue to operate the engine if it
is overheating.
ESU13771
Self-diagnosis device
This model is equipped with a self-diagnosis
device for various electrical circuits.
If a problem is detected in any of those cir-
cuits, the warning light and the engine trouble
warning indicator flash, and an error code dis-
plays (RS90GT / RS90LTGT / RST90GT) or
flashes slowly (RST90) in the meter display.
Note the error code, and then have a Yamaha
dealer inspect the snowmobile as soon as
possible. NOTICE: Do not continue to oper-
ate the engine longer than necessary if
there is an error code to avoid possible en-
gine damage.
[ECS00820]
RS90GT / RS90LTGT / RST90GT
RST90
ESU10531
Engine stop switch “”
The engine stop switch is used to stop the en-
gine in an emergency. Simply push the stop
switch to stop the engine. To start the engine,
pull the stop switch and proceed with starting
the engine. (See page 48 for engine starting
procedures.)
1. Coolant temperature warning indicator “”
2. Warning light “”
1. Warning light “”
2. Engine trouble warning indicator “”
3. Error code display
1. Warning light “”
2. Engine trouble warning indicator “”
3. Error code display
312
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U8JA11E0.book Page 22 Monday, June 14, 2010 10:22 AM