310T Exam - Electronical and Electrical Systems:
Questions & Appropriate Solutions
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Terms in this set (113)
1. When trouble shooting an electrical b. break out box
engine or transmission, what else
might be require?
a. Test lamp
b. Break out box
c. Continuity tester
d. Ohm meter
2. An electronically equipped vehicle b. open in the relay
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
3. When performing a test on the a. Replace the stator
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
,4. Alternator rings are pitted but can a. polish for a crocus cloth
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
5. What procedure should be d. Stagger splices, solder and tape
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
6. When the brakes are applied, the c. Short circuit at the trailer connector
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
7. Cruise control functions fine during c. Short circuit in the brake light circuit
the day time, once the running lights
are on, cruise control
fails to function. What is the likely
cause?
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
, 8. What is the correct procedure for d. Ohmmeter
testing the pickup coil in a SI engine?
a. Voltmeter
b. Test light
c. Oscilloscope
d. Ohmmeter
9. In order to properly repair wiring, a. Solder with a resin core, then heat shrink
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
10. Alternator output is low, what a. Voltage regulator
should be checked first?
a. Voltage regulator
b. Diode trio
c. Commutator
d. Slip ring
11. What turns the three-phase d. diode trio
alternating current into Direct current
in a alternator?
a. Voltage regulator
b. Slip rings
c. Stator
d. Diode trio
12. Upon disassembly, a no-operating b. low battery voltage
starter has loose solder particles
escaping. What is likely
the cause?
a. Over-speed
b. Low battery voltage
c. Defective solenoid
d. Excessive voltage
Questions & Appropriate Solutions
Save Groups
Terms in this set (113)
1. When trouble shooting an electrical b. break out box
engine or transmission, what else
might be require?
a. Test lamp
b. Break out box
c. Continuity tester
d. Ohm meter
2. An electronically equipped vehicle b. open in the relay
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
3. When performing a test on the a. Replace the stator
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
,4. Alternator rings are pitted but can a. polish for a crocus cloth
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
5. What procedure should be d. Stagger splices, solder and tape
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
6. When the brakes are applied, the c. Short circuit at the trailer connector
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
7. Cruise control functions fine during c. Short circuit in the brake light circuit
the day time, once the running lights
are on, cruise control
fails to function. What is the likely
cause?
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
, 8. What is the correct procedure for d. Ohmmeter
testing the pickup coil in a SI engine?
a. Voltmeter
b. Test light
c. Oscilloscope
d. Ohmmeter
9. In order to properly repair wiring, a. Solder with a resin core, then heat shrink
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
10. Alternator output is low, what a. Voltage regulator
should be checked first?
a. Voltage regulator
b. Diode trio
c. Commutator
d. Slip ring
11. What turns the three-phase d. diode trio
alternating current into Direct current
in a alternator?
a. Voltage regulator
b. Slip rings
c. Stator
d. Diode trio
12. Upon disassembly, a no-operating b. low battery voltage
starter has loose solder particles
escaping. What is likely
the cause?
a. Over-speed
b. Low battery voltage
c. Defective solenoid
d. Excessive voltage
