User Manual - Page 529

For 2020 Tundra Limited.

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527
7-2. Steps to take in an emergency
7
When trouble arises
TUNDRA_OM_USA_OM0C025U_20MY
WARNING
n When inspecting under the hood of your vehicle
Observe the following precautions.
Failure to do so may result in serious injury such as burns.
l If steam is seen coming from under the hood, do not open the hood until
the steam has subsided. The engine compartment may be very hot.
l Keep hands and clothing away from the fans, etc., while the engine is run-
ning.
l Do not loosen the radiator cap and the coolant reservoir cap while the
engine and radiator are hot.
High temperature steam or coolant could spray out.
NOTICE
n When adding engine coolant
Add coolant slowly after the engine has cooled down sufficiently. Adding
cool coolant to a hot engine too quickly can cause damage to the engine.
n To prevent damage to the cooling system
Observe the following precautions:
l Avoid contaminating the coolant with foreign matter (such as sand or dust,
etc.).
l Do not use any coolant additives.
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