AUT-135 FINAL EXAM | 150 QUESTIONS
| WITH COMPLETE SOLUTIONS!!
1 of 150
Term
A technician is rebuilding an engine and notices that one tooth is
missing from the crank sensor pulse ring. Technician A says the pulse
ring is broken and will have to be replaced. Technician B says that
missing tooth identifies when cylinder #1 is at TDC and that the
missing tooth is normal. Who is correct?
Give this one a try later!
b only both
, a only 40 to 55
Don't know?
2 of 150
Term
Which of the following should be checked before proceeding with
specific fuel injection and electronic control testing?
Give this one a try later!
exhaust gas analyzer spark plug wires
check the pcm's fuses, power
wires, and ground wires all correct
Don't know?
3 of 150
Term
Excessive alcohol in the fuel may cause_____.
Give this one a try later!
, only engine knocking only increased emissions
only poor fuel economy all correct
Don't know?
4 of 150
Term
A technician is setting up a lab scope to measure a sensor.
Technician A says that the vertical voltage scale must be adjusted in
relation to the expected voltage signal. Technician B says the
trigger slope must be set to positive if the trace begins with a rising
voltage. Who is correct?
Give this one a try later!
CO2 b only
both a only
Don't know?
5 of 150
Term
Technician A says the biggest disadvantage of using CNG as a fuel is
that the large amount space occupied by fuel cylinders limits the
, driving range of the vehicle. Technician B says bi-fuel vehicles
are equipped to store both CNG and gasoline and will run on
either. Who is correct?
Give this one a try later!
a only lean misfire
both b only
Don't know?
6 of 150
Term
The best tool to verify that the engine is running excessively rich
or lean is a(n)__.
Give this one a try later!
an oil viscosity tester a coolant temperature sensor
exhaust gas analyzer a tire pressure gauge
Don't know?
| WITH COMPLETE SOLUTIONS!!
1 of 150
Term
A technician is rebuilding an engine and notices that one tooth is
missing from the crank sensor pulse ring. Technician A says the pulse
ring is broken and will have to be replaced. Technician B says that
missing tooth identifies when cylinder #1 is at TDC and that the
missing tooth is normal. Who is correct?
Give this one a try later!
b only both
, a only 40 to 55
Don't know?
2 of 150
Term
Which of the following should be checked before proceeding with
specific fuel injection and electronic control testing?
Give this one a try later!
exhaust gas analyzer spark plug wires
check the pcm's fuses, power
wires, and ground wires all correct
Don't know?
3 of 150
Term
Excessive alcohol in the fuel may cause_____.
Give this one a try later!
, only engine knocking only increased emissions
only poor fuel economy all correct
Don't know?
4 of 150
Term
A technician is setting up a lab scope to measure a sensor.
Technician A says that the vertical voltage scale must be adjusted in
relation to the expected voltage signal. Technician B says the
trigger slope must be set to positive if the trace begins with a rising
voltage. Who is correct?
Give this one a try later!
CO2 b only
both a only
Don't know?
5 of 150
Term
Technician A says the biggest disadvantage of using CNG as a fuel is
that the large amount space occupied by fuel cylinders limits the
, driving range of the vehicle. Technician B says bi-fuel vehicles
are equipped to store both CNG and gasoline and will run on
either. Who is correct?
Give this one a try later!
a only lean misfire
both b only
Don't know?
6 of 150
Term
The best tool to verify that the engine is running excessively rich
or lean is a(n)__.
Give this one a try later!
an oil viscosity tester a coolant temperature sensor
exhaust gas analyzer a tire pressure gauge
Don't know?
