Emissions - Texas State Inspection Questions with
Correct Answers
What is the purpose of the malfunction indicator lamp (MIL)? Correct
Answer-Indicate an actual malfunction that can affect emissions.
A vehicle with OBD monitors that are not ready may have been
subjected to which of the following conditions? Correct Answer-The
vehicle's trouble codes have been recently cleared to turn off the MIL,
the vehicle's battery has recently been changed.
With an ASM test, you must never do which of the following? Correct
Answer-Operate the dynamometer without first restraining the vehicle.
Operate the vehicle in reverse on the dynamometer, Except when
removing the vehicle. Slam on the vehicle brake when the wheels are in
motion on the dynamometer.(Any of the above)
Vehicles should be rejected from ASM testing if they have which of the
following problems? Correct Answer-Excessive fluid leaks, space saver
tire on a drive axle, damaged or worn out tires.(any of the above)
Why do we download information from the OBD system instead of just
doing the visual MIL check? Correct Answer-The OBD system
download indicates if the computer is telling the MIL to go on.
What restraints should be used for a Rear-Wheel drive vehicle? Correct
Answer-Wheel chocks
Correct Answers
What is the purpose of the malfunction indicator lamp (MIL)? Correct
Answer-Indicate an actual malfunction that can affect emissions.
A vehicle with OBD monitors that are not ready may have been
subjected to which of the following conditions? Correct Answer-The
vehicle's trouble codes have been recently cleared to turn off the MIL,
the vehicle's battery has recently been changed.
With an ASM test, you must never do which of the following? Correct
Answer-Operate the dynamometer without first restraining the vehicle.
Operate the vehicle in reverse on the dynamometer, Except when
removing the vehicle. Slam on the vehicle brake when the wheels are in
motion on the dynamometer.(Any of the above)
Vehicles should be rejected from ASM testing if they have which of the
following problems? Correct Answer-Excessive fluid leaks, space saver
tire on a drive axle, damaged or worn out tires.(any of the above)
Why do we download information from the OBD system instead of just
doing the visual MIL check? Correct Answer-The OBD system
download indicates if the computer is telling the MIL to go on.
What restraints should be used for a Rear-Wheel drive vehicle? Correct
Answer-Wheel chocks
