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WorksheetsCooling System Chapter 12
Total questions: 25
Worksheet time: 13mins
What is normal operating temperature
120-130 degrees
190-210 degrees
135-145 degrees
100 degrees
Proper coolant mix Water/Coolant is
60% to 40%
25% to 25%
50% to 50%
100% Coolant
Expansion causes coolant to go
To the reservoir tank
On the ground
To the thermostat
In the engine
What makes the coolant circulate in the engine?
Thermostat
Radiator
Radiator Hoses
Water Pump
What is the purpose of the radiator ?
Help the heater work
Cause overheating
Maintain excessive engine temperature
Remove heat from the coolant
used coolant should be
Thrown away
Recycled and re-used
Poured in a storm drain
Put in bottles for the trash man
Coolant getting into the cylinders may cause
Black smoke from under hood
Blue smoke from Muffler
Red smoke from the red-i-ator
White smoke from tailpipe
Testing coolant protection can be done with a
Hydrometer
Temperature probe
Pressure tester
Thermostat
Servicing the cooling system every
5,000 miles
12 months
2 years or 48,000 miles
5 years
The heater & a/c air is filtered by the
Engine air filter
Cabin air filter
Heater core
Radiator
If your a/c will not cool, you may be low on
Antifreeze
Water
Oil
Refrigerant
If you are low on refrigerant you may
Have a leak
Have a thief
Want to buy more stuff
Sell the car (but not to a friend)
The cooling system
Helps engine warm up / removes excessive heat
Helps the engine overheat
Helps the a/c cool on hot days
Controls the thermostat
If an engine belt breaks....
Pull over, to risky, may cause engine damage
Just drive slower , no problem
Just put a new belt on (while it's running)
Add coolant & keep driving
H.V.A.C. stands for....
Heat / Valve / Air / Cleaner
Hot / Valve / and / Cold
Hot / Vent / Air / Coolant
Heating / Ventilation / Air / Conditioning
The radiator fan is located....
Behind the glove box
In the dash
Behind the radiator
At the fire wall
The Blower is located....
At the water pump
Near the Fire wall
Behind the dash, near glove box
In front of the radiator
Coolant also lubricates the
Water pump seal
Tie Rods and ball joints
serpentine belt
radiator & heater core
If the evaporator drain gets plugged
The engine may overheat
Condensation may leak on floor inside the car
Thermostat may get stuck
Belt may break
PCM stands for....
Powertrain Control Module
Program Control Management
Power, Compression, Mode
Power, Computer, Module
A cooling system is a closed system which develops pressure to ...
Maintain engine temperature
Help circulation
Lower the freeze protection
Raise the boiling point
Heat in the vehicle is obtained by hot water circulating through the ...
Radiator
Heater hoses
Thermostat
Heater core
Radiator hose collapse may be due to system vacuum caused by the ...
Water pump
Radiator Cap
Thermostat
Heater core
An electric cooling fan .......
Runs when ever the engine is running
Runs Only in the summer
Runs only when the ac is on
Runs when the PCM turns is on to cool the engine
If your vehicle is overheating.....
Let it cool down, danger, stay away from the steam.
Let it sit till steam goes away... then drive home
Call your friend, tell them their car is messed up.
OK to drive, just keep it under 30 mph
