What is it_apparatus that cools the motor?
A. Radiator
B. Thermostat
Coolant
D. Pump
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To avoid loss of antifreeze due to expansion, the cooling system_____
A. must not be completely filled
B. must install a bypass valve
C. must install a pressure control valve
D. must be sealed
The primary role of the distributor is to distribute high voltage from the_____ to the correct cylinder.
A. Spark plug
B. piston
C. coil
Spark timing is so critical to an engine's performance that most modern cars use a sensor to tell the engine control unit(ECU)_____
A. the exact temperature of the spark plugs.
B. the exact position of the pistons.
C. the exact location of the coil
When you turn the key to a car, the starter motor will_____
A. send electricity to the spark plugs, then start the ignition system
B. send electricity to the fuel pump, then force the car to start
C. spin the engine a few revolutions, then start the combustion process
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