TEXAS EMISSIONS INSPECTIONS ACTUAL
EXAM PAPER 2026 QUESTIONS WITH
ANSWERS GRADED A+
◉ A vehicle with OBD monitors that are not ready may have been
subjected to which of the following conditions? 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?
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? 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? 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?
Answer: Wheel chocks
◉ Current types of emissions testing waivers and time extensions are?
Answer: Low Mileage Waiver, Low-Income Time Extension, Individual
Vehicle Waiver.(All of the above)
◉ Why is texas switching to the ASM test from the two-speed idle test.
Answer: With the TSI test emission of Nox can not be evaluated, since a
vehicle must be operated uder load before NOx emissions can be
accurately assessed, The TSI test does not identify as many HC and CO
problems as the ASM test., It is harder to pass an ASM test without
performing ncessary repairs. (All of the above)
◉ What is the major source of HC and NOx emissions in urban areas in
Texas? Answer: motor vehicles
◉ Which of the following defines a "designated vehicle" in an affected
county? Answer: Any vehicle capable of being powered by gasoline and
is two through twenty-four years of age. Required to be registered in an
"affected" county. Required to have an annual emissions test.(All of the
above)
◉ True or False: A vehicle must be warmed up in order to do the OBD
test? Answer: False
EXAM PAPER 2026 QUESTIONS WITH
ANSWERS GRADED A+
◉ A vehicle with OBD monitors that are not ready may have been
subjected to which of the following conditions? 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?
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? 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? 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?
Answer: Wheel chocks
◉ Current types of emissions testing waivers and time extensions are?
Answer: Low Mileage Waiver, Low-Income Time Extension, Individual
Vehicle Waiver.(All of the above)
◉ Why is texas switching to the ASM test from the two-speed idle test.
Answer: With the TSI test emission of Nox can not be evaluated, since a
vehicle must be operated uder load before NOx emissions can be
accurately assessed, The TSI test does not identify as many HC and CO
problems as the ASM test., It is harder to pass an ASM test without
performing ncessary repairs. (All of the above)
◉ What is the major source of HC and NOx emissions in urban areas in
Texas? Answer: motor vehicles
◉ Which of the following defines a "designated vehicle" in an affected
county? Answer: Any vehicle capable of being powered by gasoline and
is two through twenty-four years of age. Required to be registered in an
"affected" county. Required to have an annual emissions test.(All of the
above)
◉ True or False: A vehicle must be warmed up in order to do the OBD
test? Answer: False
