310T
310T Exam - Electronical and Electrical Systems 113 Questions
With all Correct & Verified Answers.
1. When trouble shooting an electrical engine or transmission, what else might be
require?
a. Test lamp
b. Break out box
c. Continuity tester
d. Ohm meter - ✔✔✔b. break out box
2. An electronically equipped vehicle over heats, the engine fan will no engage upon
engine ECM
request. What is likely the issue?
a. Relay contacts burnt
b. Open in the relay
c. Solenoid open-circuit
d. Solenoid seized - ✔✔✔b. open in the relay
3. When performing a test on the stator, there is "zero-ohms" measured between the
windings
end and the stator frame. What should be done?
a. Replace the stator
b. Re-solder windings
c. Install new brushes
d. Increase the voltage - ✔✔✔a. Replace the stator
®™
, 310T
4. Alternator rings are pitted but can be repaired, what procedure should be done?
a. Polish with a crocus cloth
b. Smooth with fine sandpaper
c. Replace slip rings
d. Install new brushes as-is - ✔✔✔a. polish for a crocus cloth
5. What procedure should be followed when repairing multiple wires within a short
section of a
wiring harness?
a. Twist wires together
b. Twist and tape connections
c. Solder wires in parallel
d. Stagger splices, solder and tape - ✔✔✔d. Stagger splices, solder and tape
6. When the brakes are applied, the trailer clearance lights become dim and flicker, what
is the
likely cause?
a. Light switch overload
b. High resistance in the tail light assembly
c. short circuit at the trailer connector
d. Incorrect supply voltage - ✔✔✔c. short circuit at the trailer connector
7. Cruise control functions fine during the day time, once the running lights are on,
cruise control
fails to function. What is the likely cause?
®™
, 310T
a. Faulty switch
b. High resistance in the trailer plug
c. short circuit in the brake light circuit
d. open circuit in the brake light circuit - ✔✔✔c. short circuit in the brake light circuit
8. What is the correct procedure for testing the pickup coil in a SI engine?
a. Voltmeter
b. Test light
c. Oscilloscope
d. Ohmmeter - ✔✔✔d. Ohmmeter
9. In order to properly repair wiring, what is the proper procedure?
a. Solder with a resin core, then heat shrink
b. Solder with an acid core, then heat shrink
c. Butt splice
d. Butt connectors - ✔✔✔a. Solder with a resin core, then heat shrink
10. Alternator output is low, what should be checked first?
a. Voltage regulator
b. Diode trio
c. Commutator
d. Slip ring - ✔✔✔a. Voltage regulator
11. What turns the three-phase alternating current into Direct current in a alternator?
®™
, 310T
a. Voltage regulator
b. Slip rings
c. Stator
d. Diode trio - ✔✔✔d. diode trio
12. Upon disassembly, a no-operating starter has loose solder particles escaping. What
is likely
the cause?
a. Over-speed
b. Low battery voltage
c. Defective solenoid
d. Excessive voltage - ✔✔✔b. low battery voltage
13. A starter solenoid provides a chattering sounds while activated, what is this likely a
cause of?
a. Open circuit within the starter
b. Defective solenoid
c. Open circuit within the hold in windings
d. Low battery voltage - ✔✔✔d. Low battery voltage
14. What is the correct procedure when testing for cranking amperage using an
inductive pick up?
a. Place the inductive pick-up around the starter cable, while cranking
b. Place the inductive pick up around the ground cable, wile cranking
c. Load test the battery for 15 seconds
®™
310T Exam - Electronical and Electrical Systems 113 Questions
With all Correct & Verified Answers.
1. When trouble shooting an electrical engine or transmission, what else might be
require?
a. Test lamp
b. Break out box
c. Continuity tester
d. Ohm meter - ✔✔✔b. break out box
2. An electronically equipped vehicle over heats, the engine fan will no engage upon
engine ECM
request. What is likely the issue?
a. Relay contacts burnt
b. Open in the relay
c. Solenoid open-circuit
d. Solenoid seized - ✔✔✔b. open in the relay
3. When performing a test on the stator, there is "zero-ohms" measured between the
windings
end and the stator frame. What should be done?
a. Replace the stator
b. Re-solder windings
c. Install new brushes
d. Increase the voltage - ✔✔✔a. Replace the stator
®™
, 310T
4. Alternator rings are pitted but can be repaired, what procedure should be done?
a. Polish with a crocus cloth
b. Smooth with fine sandpaper
c. Replace slip rings
d. Install new brushes as-is - ✔✔✔a. polish for a crocus cloth
5. What procedure should be followed when repairing multiple wires within a short
section of a
wiring harness?
a. Twist wires together
b. Twist and tape connections
c. Solder wires in parallel
d. Stagger splices, solder and tape - ✔✔✔d. Stagger splices, solder and tape
6. When the brakes are applied, the trailer clearance lights become dim and flicker, what
is the
likely cause?
a. Light switch overload
b. High resistance in the tail light assembly
c. short circuit at the trailer connector
d. Incorrect supply voltage - ✔✔✔c. short circuit at the trailer connector
7. Cruise control functions fine during the day time, once the running lights are on,
cruise control
fails to function. What is the likely cause?
®™
, 310T
a. Faulty switch
b. High resistance in the trailer plug
c. short circuit in the brake light circuit
d. open circuit in the brake light circuit - ✔✔✔c. short circuit in the brake light circuit
8. What is the correct procedure for testing the pickup coil in a SI engine?
a. Voltmeter
b. Test light
c. Oscilloscope
d. Ohmmeter - ✔✔✔d. Ohmmeter
9. In order to properly repair wiring, what is the proper procedure?
a. Solder with a resin core, then heat shrink
b. Solder with an acid core, then heat shrink
c. Butt splice
d. Butt connectors - ✔✔✔a. Solder with a resin core, then heat shrink
10. Alternator output is low, what should be checked first?
a. Voltage regulator
b. Diode trio
c. Commutator
d. Slip ring - ✔✔✔a. Voltage regulator
11. What turns the three-phase alternating current into Direct current in a alternator?
®™
, 310T
a. Voltage regulator
b. Slip rings
c. Stator
d. Diode trio - ✔✔✔d. diode trio
12. Upon disassembly, a no-operating starter has loose solder particles escaping. What
is likely
the cause?
a. Over-speed
b. Low battery voltage
c. Defective solenoid
d. Excessive voltage - ✔✔✔b. low battery voltage
13. A starter solenoid provides a chattering sounds while activated, what is this likely a
cause of?
a. Open circuit within the starter
b. Defective solenoid
c. Open circuit within the hold in windings
d. Low battery voltage - ✔✔✔d. Low battery voltage
14. What is the correct procedure when testing for cranking amperage using an
inductive pick up?
a. Place the inductive pick-up around the starter cable, while cranking
b. Place the inductive pick up around the ground cable, wile cranking
c. Load test the battery for 15 seconds
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