Question 1

A vehicle is being diagnosed for a "no crank" problem. When the ignition switch is turned to the start position, a clicking [buzzing] noise is heard at the starter but the engine does not crank over. Technician A says the problem could be a weak battery. Technician B says the problem could be an open in the hold-in winding. Who is correct?

Accepted Answer

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

Question 2

The starter safety switch on a vehicle with an automatic transmission is typically located on the transmission housing.

Accepted Answer

A) True 
 B)False

Question 3

The two main components of the armature are the armature windings and the _____.

Accepted Answer

A)  field coil 
B)  brush holder 
C)  pole shoe 
D)  commutator

Question 4

Why must parts cleaning solvent be avoided when cleaning the starter motor?

Accepted Answer

The answer of Why must parts cleaning solvent be avoided...

Question 5

An engine cranks slowly. Technician A says a possible cause of the problem is low resistance in the starter circuit connections. Technician B says a possible cause is an open in the starter field coil circuit. Who is correct?

Accepted Answer

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

Question 6

Cranking problems can be created if oversize battery cables are installed.

Accepted Answer

A) True 
 B)False

Question 7

Permanent magnet starting motors use strong magnets surrounded by field coils to produce extra turning torque.

Accepted Answer

A) True 
 B)False

Question 8

While discussing armature testing, Technician A says to test for shorts, place the armature in a growler and hold a thin metal blade parallel to the armature. Technician B says an ohmmeter can be used to test for shorts. Who is correct?

Accepted Answer

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

Question 9

The part of the armature that the brushes ride on is called the ____________________.

Accepted Answer

The answer of The part of the armature that the...

Question 10

Technician A says a starter no-load test is conducted with the starter in a bench vise. Technician B says the battery must have a minimum voltage of 9.6 volts during the test. Who is correct?

Accepted Answer

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

Question 11

The starting system has two separate electrical circuits: the starter circuit and the ____________________ circuit.

Accepted Answer

The answer of The starting system has two separate electrical...

Question 12

Describe how to perform a cranking voltage test.

Accepted Answer

The answer of Describe how to perform a cranking voltage...

Question 13

The field coils in the starter motor are connected in ______.

Accepted Answer

A)  series 
B)  shunt [parallel] 
C)  series-shunt [series-parallel] 
D)  all answers are correct

Question 14

On a vehicle equipped with a starter relay, there are two positive battery cables. One connects the battery positive battery terminal to the relay. The second cable connects the battery to the ____________________ terminal.

Accepted Answer

The answer of On a vehicle equipped with a starter...

Question 15

A vehicle that has a low cranking RPM is being diagnosed. After checking the battery a cranking voltage test measures 9.1 volts at the starter solenoid terminal. What should be done next?

Accepted Answer

A)  Replace the starter 
B)  Perform a cranking current test 
C)  Check the voltage at the ignition switch 
D)  Perform a charging system output test

Question 16

If a ground circuit test reveals a voltage drop of more than 0.2 volt, the problem may be a ______.

Accepted Answer

A)  loose starter motor mounting bolt 
B)  poor battery ground terminal post connector 
C)  damaged battery ground cable 
D)  all answers are correct

Question 17

Technician A says the starter circuit carries high current from the battery to the starter motor. Technician B says the control circuit is a low current circuit that sends current from the ignition switch to the starter relay or solenoid. Who is correct?

Accepted Answer

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

Question 18

The starter motor converts electric current into torque or twisting force through the interaction of magnetic fields.

Accepted Answer

A) True 
 B)False

Question 19

The starter drive ____________________ gear teeth mesh with the flywheel ring gear teeth.

Accepted Answer

The answer of The starter drive ____________________ gear teeth mesh...

Question 20

The device that prevents the engine from turning the armature of the starter motor is the ______.

Accepted Answer

A)  overrunning clutch 
B)  pinion gear 
C)  flywheel 
D)  pole shoe

Exam 18: Starting and Motor Systems

The starter safety switch on a vehicle with an automatic transmission is typically located on the transmission housing.

The two main components of the armature are the armature windings and the _____.

Why must parts cleaning solvent be avoided when cleaning the starter motor?

An engine cranks slowly. Technician A says a possible cause of the problem is low resistance in the starter circuit connections. Technician B says a possible cause is an open in the starter field coil circuit. Who is correct?

Cranking problems can be created if oversize battery cables are installed.

Permanent magnet starting motors use strong magnets surrounded by field coils to produce extra turning torque.

While discussing armature testing, Technician A says to test for shorts, place the armature in a growler and hold a thin metal blade parallel to the armature. Technician B says an ohmmeter can be used to test for shorts. Who is correct?

The part of the armature that the brushes ride on is called the ____________________.

Technician A says a starter no-load test is conducted with the starter in a bench vise. Technician B says the battery must have a minimum voltage of 9.6 volts during the test. Who is correct?

The starting system has two separate electrical circuits: the starter circuit and the ____________________ circuit.

Describe how to perform a cranking voltage test.

The field coils in the starter motor are connected in ______.

On a vehicle equipped with a starter relay, there are two positive battery cables. One connects the battery positive battery terminal to the relay. The second cable connects the battery to the ____________________ terminal.

A vehicle that has a low cranking RPM is being diagnosed. After checking the battery a cranking voltage test measures 9.1 volts at the starter solenoid terminal. What should be done next?

If a ground circuit test reveals a voltage drop of more than 0.2 volt, the problem may be a ______.

Technician A says the starter circuit carries high current from the battery to the starter motor. Technician B says the control circuit is a low current circuit that sends current from the ignition switch to the starter relay or solenoid. Who is correct?

The starter motor converts electric current into torque or twisting force through the interaction of magnetic fields.

The starter drive ____________________ gear teeth mesh with the flywheel ring gear teeth.

The device that prevents the engine from turning the armature of the starter motor is the ______.