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4-3. Do-it-yourself maintenance
Washer fluid
CAUTION
The engine compartment contains many mechanisms and fluids that may move sud-
denly, become hot, or become electrically energized. To avoid death or serious injury,
observe the following precautions:
When working on the engine compartment
■
RX450h: Make sure that the indicator on the "POWER" switch and the
●
"READY" indicator are both off.
Keep hands, clothing and tools away from the moving fans and engine drive belt.
●
RX350: Be careful not to touch the engine, radiator, exhaust manifold, etc. right
●
after driving as they may be hot. Oil and other fluids may also be hot.
RX450h: Be careful not to touch the engine, power control unit, radiator, exhaust
●
manifold, etc. right after driving as they may be hot. Oil and other fluids may also
be hot.
Do not leave anything that may burn easily, such as paper and rags, in the engine
●
compartment.
RX350: Do not smoke, cause sparks or expose an open flame to fuel or the 12-
●
volt battery. Fuel and 12-volt battery fumes are flammable.
RX450h: Do not smoke, cause sparks or expose an open flame to fuel. Fuel
●
fumes are flammable.
RX350: Be extremely cautious when working on the 12-volt battery. It contains
●
poisonous and corrosive sulfuric acid.
740
Items
(P. 764)
Parts and tools
• Water or washer fluid containing
antifreeze (for winter use)
• Funnel (used only for adding water
or washer fluid)
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