Checking The Brake Fluid Level - Yamaha YZF-R1 Owner's Manual

Checking the brake fluid level

Before riding, check that the brake fluid
is above the minimum level mark.
Check the brake fluid level with the top
of the reservoir level. Replenish the
brake fluid if necessary.
Front brake
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1. Minimum level mark
PERIODIC MAINTENANCE AND ADJUSTMENT
Rear brake
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1. Minimum level mark
Specified brake fluid:
DOT 4
WARNING
Improper maintenance can result in
loss of braking ability. Observe
these precautions:
 Insufficient brake fluid may al-
low air to enter the brake sys-
tem, reducing
performance.
 Clean the filler cap before re-
moving. Use only DOT 4 brake
fluid from a sealed container.
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 Use only the specified brake flu-
id; otherwise, the rubber seals
may deteriorate, causing leak-
age.
 Refill with the same type of
brake fluid. Adding a brake fluid
other than DOT 4 may result in a
harmful chemical reaction.
 Be careful that water does not
enter the brake fluid reservoir
when refilling. Water will signifi-
cantly lower the boiling point of
the fluid and may result in vapor
lock.
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NOTICE
Brake fluid may damage painted
surfaces or plastic parts. Always
clean up spilled fluid immediately.
As the brake pads wear, it is normal for
the brake fluid level to gradually go
braking
down. A low brake fluid level may indi-
cate worn brake pads and/or brake
system leakage; therefore, be sure to
check the brake pads for wear and the
brake system for leakage. If the brake
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