Honda TLX 2023 Owner's Manual page 615

3.0 L engine models
MAX
Reserve Tank
MIN
■
Last thing to do
Once the engine has cooled sufficiently, restart it and check the temperature gauge.
If the temperature gauge has gone down, resume driving. If it has not gone down,
contact a dealer for repairs.
3.0 L engine models
1. Check that the cooling fan is operating and
stop the engine once the temperature
gauge goes down.
u If the cooling fan is not operating,
immediately stop the engine.
2. Once the engine has cooled down, inspect
the coolant level, and check the cooling
system components for leaks.
u If the coolant level in the reserve tank is
low, or no coolant in the tank, check that
the radiator is cool. Remove the engine
compartment cover (B), cover the reserve
tank cap with a heavy cloth and open the
cap. Add coolant until it reaches the
MAX mark and put the cap back on.
2 Engine Compartment Cover P. 535
uuOverheatinguHow to Handle Overheating
1How to Handle Overheating
3.0 L engine models
WARNING
3
Removing the reserve tank cap while the
engine is hot can cause the coolant to spray
out, seriously scalding you.
Always let the engine and radiator cool
down before removing the reserve tank
cap.
All models
If the coolant is leaking, contact a dealer for repairs.
Use water as an emergency/temporary measure only.
Have a dealer flush the system with proper antifreeze
as soon as possible.
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