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Question:

The air-fuel mixture is determined by your car's ____.

A ECM
explanation

While cars used to use carburetors to ensure that the air-fuel mixture was correct in its ratio, modern vehicles use an ECM (electronic control modules) to determine the optimum air-fuel mixture.

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Related Questions

The ECU is known more commonly as the vehicle's ____.

Brain

The Engine Control Unit (ECU) is the vehicle's computer; it is responsible for monitoring and controlling most of the vehicles functions. It functions much like a brain.

The pictured tool is a ____

Pipe wrench

A pipe wrench is any of several types of wrench that are designed to turn threaded pipe and pipe fittings for assembly (tightening) or disassembly (loosening).

Which component distributes high voltage to the spark plugs?

Rotor

The key term in the question is "distributes". A rotor is the part of a car's distributor which distributes high voltage from the coil to the spark plugs.

The coil wire in an ignition system ____.

Transmits voltage from the coil winding to the distributor cap

The coil wire moves a high amount of voltage from the secondary coil winding to the distributor cap. From there it is directed to each cylinder in the engine.

What is the correct sequence of a four-stroke cycle gas engine?

intake stroke, compression stroke, power stroke, exhaust stroke

The correct sequence is intake stroke, compression stroke, power stroke and exhaust stroke.

What is the ideal air-to-fuel ratio in a typical engine?

14.7:1

The most successful and efficient stoichiometric air-fuel ratio for a gasoline engine is 14.7 pounds of air combined with 1 pound of fuel.

Which type of wrench is used to turn screw or bolt heads designed with a hexagonal socket (recess) to receive the wrench?

Allen wrench

The Allen wrench is used to turn screws or bolts with a recessed hexagonal socket.