Question 1

As the rpm of an engine is increased, the ignition spark occurs:

Accepted Answer

A)  earlier 
B)  later 
C)  at the same time 
D)  none of the above

Question 2

In a coil-on-plug system, each spark plug has its own ignition coil. What are the two different ways the ignition modules are placed in a coil-on-plug system?

Accepted Answer

The answer of In a coil-on-plug system, each spark plug...

Question 3

The ignition system on many newer cars has no:

Accepted Answer

A)  distributor 
B)  coil 
C)  spark plugs 
D)  crank position sensor

Question 4

The coil-on-plug design allows for increased coil saturation time between cylinder firing.

Accepted Answer

A) True 
 B)False

Question 5

The sensors that are an integral part of the ignition system are also an integral element in what monitor for OBD II systems?

Accepted Answer

The answer of The sensors that are an integral part...

Question 6

What is the number of volts supplied to the coil primary winding?

Accepted Answer

The answer of What is the number of volts supplied...

Question 7

A technician repaired a cold-start and hard-starting problem by replacing the secondary ignition wires and spark plugs. After the repair, the vehicle failed an emission test for high CO and HC levels. Technician A says a restriction in the fuel delivery system such as the fuel filter could be the problem. Technician B says that the engine oil could be contaminated with fuel. Who is correct?

Accepted Answer

A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B

Question 8

What happens when the edge of a rotating blade moves into a Hall Effect switch and what happens when the edge of the rotating blade exits the Hall Effect switch?

Accepted Answer

The answer of What happens when the edge of a...

Question 9

What is the term for the period of time when current flows through the primary windings of a coil to increase the magnetic field generated?

Accepted Answer

The answer of What is the term for the period...

Question 10

The vehicle manufacturer specification for spark plug heat range can be changed.

Accepted Answer

A) True 
 B)False

Question 11

A higher than normal firing line voltage could be caused by a low secondary ignition resistance.

Accepted Answer

A) True 
 B)False

Question 12

Technician A says that the Hall Effect sensor produces a digital square wave voltage signal. Technician B says that the Hall Effect sensor contains a permanent magnet on the outside of the rotating blades. Who is correct?

Accepted Answer

A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B

Question 13

The primary current must flow long enough to:

Accepted Answer

A)  allow all cylinders to return to firing position 
B)  allow the magnetic field to build up in the coil 
C)  permit the secondary system to reach readiness 
D)  reach maximum required voltage

Question 14

Electronic ignition (EI) systems produce an average current flow across the spark plug electrodes of 1.5 milliseconds compared to about 1 millisecond in an older-type distributor ignition (DI) system. Why is this extra 0.5 millisecond of current flow in an EI system important?

Accepted Answer

The answer of Electronic ignition (EI) systems produce an average...

Question 15

The long-life platinum spark plugs have a designated service life of 50,000 miles (80,467 km).

Accepted Answer

A) True 
 B)False

Exam 6: Ignition System and Related Input Sensors Output Actuators Diagnosis

As the rpm of an engine is increased, the ignition spark occurs:

In a coil-on-plug system, each spark plug has its own ignition coil. What are the two different ways the ignition modules are placed in a coil-on-plug system?

The ignition system on many newer cars has no:

The coil-on-plug design allows for increased coil saturation time between cylinder firing.

The sensors that are an integral part of the ignition system are also an integral element in what monitor for OBD II systems?

What is the number of volts supplied to the coil primary winding?

What happens when the edge of a rotating blade moves into a Hall Effect switch and what happens when the edge of the rotating blade exits the Hall Effect switch?

What is the term for the period of time when current flows through the primary windings of a coil to increase the magnetic field generated?

The vehicle manufacturer specification for spark plug heat range can be changed.

A higher than normal firing line voltage could be caused by a low secondary ignition resistance.

Technician A says that the Hall Effect sensor produces a digital square wave voltage signal. Technician B says that the Hall Effect sensor contains a permanent magnet on the outside of the rotating blades. Who is correct?

The primary current must flow long enough to:

Electronic ignition (EI) systems produce an average current flow across the spark plug electrodes of 1.5 milliseconds compared to about 1 millisecond in an older-type distributor ignition (DI) system. Why is this extra 0.5 millisecond of current flow in an EI system important?

The long-life platinum spark plugs have a designated service life of 50,000 miles (80,467 km).