Smog Check Manual - Appendix A & Appendix B: Complete Study Set, Exams of Health sciences

Smog Check Manual - Appendix A & Appendix B: Complete Study Set

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2025/2026

Available from 07/01/2026

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Smog Check Manual - Appendix A &
Appendix B: Complete Study Set
An inspector may reject a vehicle with obvious safety hazards,
such as: Right Ans - Abnormal engine noise
An inspector may reject a vehicle with obvious safety hazards,
such as: Right Ans - Overheating
An inspector may reject a vehicle with obvious safety hazards,
such as: Right Ans - Leaking fluids
For the Visible Smoke Test, the transmission should be placed
in... Right Ans - Neutral or Park
For the Visible Smoke Test, two acceptable ways of preventing
wheel movement are... Right Ans - Parking brake and/or
wheel chocks
For the Visible Smoke Test, all vehicle accessories, including air
conditioning, should be... Right Ans - Off
The engine must be at this temperature before proceeding with
the test. Right Ans - Normal operating temperature
Position the vehicle so there are no drafts that can disturb the...
Right Ans - Exhaust plume
Ensure there is nothing in the shop, such as equipment or tool
boxes, which will prevent you from clearly observing the...
Right Ans - Exhaust plume
In general, shops should clear a line of sight this many feet from
the vehicle tailpipe(s). Right Ans - 15 feet
Appendix A outlines procedures for performing the Visible
Smoke Test on what kind of vehicles? Right Ans - Gasoline
vehicles
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Smog Check Manual - Appendix A &

Appendix B: Complete Study Set

An inspector may reject a vehicle with obvious safety hazards, such as: Right Ans - Abnormal engine noise An inspector may reject a vehicle with obvious safety hazards, such as: Right Ans - Overheating An inspector may reject a vehicle with obvious safety hazards, such as: Right Ans - Leaking fluids For the Visible Smoke Test, the transmission should be placed in... Right Ans - Neutral or Park For the Visible Smoke Test, two acceptable ways of preventing wheel movement are... Right Ans - Parking brake and/or wheel chocks For the Visible Smoke Test, all vehicle accessories, including air conditioning, should be... Right Ans - Off The engine must be at this temperature before proceeding with the test. Right Ans - Normal operating temperature Position the vehicle so there are no drafts that can disturb the... Right Ans - Exhaust plume Ensure there is nothing in the shop, such as equipment or tool boxes, which will prevent you from clearly observing the... Right Ans - Exhaust plume In general, shops should clear a line of sight this many feet from the vehicle tailpipe(s). Right Ans - 15 feet Appendix A outlines procedures for performing the Visible Smoke Test on what kind of vehicles? Right Ans - Gasoline vehicles

You can use this method, and any other necessary means, to observe the vehicle's exhaust plume. Right Ans - Adjusting the seat You can use this method, and any other necessary means, to observe the vehicle's exhaust plume. Right Ans - Positioning mirrors If using the OIS, when shall you perform the first BAR Snap Test? Right Ans - When prompted If using the EIS, when shall you perform the first BAR Snap Test? Right Ans - When the screen enables you to stabilize RPM Ensure the engine RPM falls in this range when performing the first BAR Snap Test. Right Ans - 2000 to 3000 RPM If the engine RPM is not within 2000-3000 RPM when performing the first BAR Snap Test, you can: Right Ans - Quickly press the pedal only part way to the floor before releasing it If the engine RPM is not within 2000-3000 RPM when performing the first BAR Snap Test, you can: Right Ans - Press and release the accelerator pedal more quickly or more slowly Does any visible smoke observed during the first BAR Snap Test result in a failure? Right Ans - No Do not check for smoke during the... Right Ans - First BAR Snap Test If using the EIS, when shall the Idle Test be performed? Right Ans - Immediately after the ASM/TSI test If using the OIS, when shall the Idle Test be performed? Right Ans - When prompted

On a gasoline vehicle, any visible smoke is observed between the tailpipe and 10 feet from the tailpipe on either of the final two BAR Snap Tests. Right Ans - Fail Steam or condensation is observed coming from the tailpipe. Right Ans - Does not constitute a failure Smoke is observed from an area of the vehicle other than the tailpipe or crankcase (PCV) system. Right Ans - Does not constitute a failure If using the EIS, where are the results of the visible smoke test entered? Right Ans - Other Emission Related Controls If using this inspection system, you will enter the smoke test results in these two categories: "Enter Result of the Exhaust System Smoke Check" and "Enter Result of the Crankcase System Smoke Check." Right Ans - OIS How many entries does the BAR-97 EIS currently allow for the visual inspection of all components covered under the "Other Emission Related Controls" category? Right Ans - One If the vehicle fails the Visible Smoke Test, both the customer's invoice and the VIR must include the inspector's notation of what? Right Ans - Which portion of the test was failed Appendix B describes Visible Smoke Test procedures for which vehicles? Right Ans - Diesel vehicles For diesel vehicles (which are all tested on the OIS), the Idle Test shall be performed... Right Ans - When prompted For diesel vehicles, do not perform the Crankcase (PCV) Test on vehicles originally equipped with... Right Ans - Open crankcase

On a diesel vehicle, a visible smoke plume is observed 5 to 15 feet from the tailpipe(s) that lingers for more than 3 seconds on either of the final two BAR Snap Tests. Right Ans - Fail On a diesel vehicle, a visible smoke plume is observed within 5 feet of the tailpipe. Right Ans - Does not constitute a failure On a diesel vehicle, a visible smoke plume is observed between 5 and 15 feet of the tailpipe, and lingers for less than 2 seconds. Right Ans - Does not constitute a failure For a diesel vehicle to pass the final two BAR Snap Tests, any visible smoke plume observed between 5 and 15 feet of the tailpipe must not last longer than this. Right Ans - 3 seconds For a diesel vehicle to pass the final two BAR Snap Tests, any visible smoke plume must not linger for more than 3 seconds within this range of the tailpipe. Right Ans - 5 to 15 feet For diesel vehicles, how long is the crankcase observed during the Crankcase Test? Right Ans - 10 seconds For diesel vehicles, how long is the tailpipe observed during the Idle Test? Right Ans - 10 seconds