Texas Emissions Inspections Exam 2024 Questions And Answers Rated 100% Correct!!

Why are we concerned about motor vehicle pollution? - Answer-Motor vehicles emit toxic air pollutants Motor vehicles contribute to the formation of ground level ozone A "typical" vehicle emits a half-ton of air pollution annually A malfunctioning vehicle emits many times the amount of pollution of a "typical" vehicle True or False: Motor vehicles are the largest source of ground-level ozone (or smog) in Texas. - Answer-True What is the primary purpose of OBDII? - Answer-To insure that vehicles emit the minimum amount of pollutants through their useful life. What does the OBD II inspection do? - Answer-Monitors all components that affect vehicle emissions. Detect and record malfunctions of the components that affect vehicle emissions. Checks the results of the self-tests that occur while the vehicle is driven prior to the time of inspection. What model year and weight requirement are OBDII systems required in gasoline powered vehicles? - Answer-1996 or newer/8,500 pounds or less True or False: Each vehicle make requires a different Diagnostic Link Connector, and you are responsible for ensuring your inspection station has each tool needed for all vehicle makes. - AnswerFalse Where can you locate the diagnostic connector in most vehicles? - Answer-Beneath the instrument panel, near the steering column What is the name of the amber colored warning light that is illuminated by the OBD system when a malfunction occurs? - Answer-Malfunction Indicator LightWhen severe misfire occurs that could damage the catalytic converter, what does the MIL do? - Answer-Flashes on and off once per second What two checks are required of the MIL: i. Key-On Engine Off (KOEO) ii. Key-On Engine Running (KOER) iii. Key-Off Engine Off (KOEO) iv. Key-Off Engine Off (KOEO) - Answer-i and ii