Emissions - Texas State Inspection
What is the purpose of the malfunction indicator lamp (MIL)? - 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? - 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? - answerThe 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? - answerWheel chocks
Current types of emissions testing waivers and time extensions are? - answerLow
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 - answerWith 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? -
answermotor vehicles
Which of the following defines a "designated vehicle" in an affected county? -
answerAny 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? - answerFalse
What is the purpose of the malfunction indicator lamp (MIL)? - 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? - 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? - answerThe 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? - answerWheel chocks
Current types of emissions testing waivers and time extensions are? - answerLow
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 - answerWith 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? -
answermotor vehicles
Which of the following defines a "designated vehicle" in an affected county? -
answerAny 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? - answerFalse
