Emissions Graded A+

Emissions Graded A+ Purpose of Positive Crankcase Ventilation (PCV) System? ️Regulate the flow of blow by gas to the crankcase Where is the PCV located? ️Atop the engine Subject Vehicles ️Gasoline powered vehicles 1975 or newer model year with a GVWR of 9,000 or less that are required to be registered in an I/M area What should be used to determine the GVWR? ️The GVWR sticker or plate located on the vehicle T or F Buses with 15 or less seats and less than 9000 pounds are required to undergo emissions testing ️True What types of vehicles are exempt from emission inspection? ️-New or current model year vehicles -Vehicles driven less than 5,000 miles in the previous 12 months which have been owned by the same person for at least 1 year T or F? Proof of insurance is not required for an emissions test. ️True T or F? And odometer NEEDS to work for emissions ️False. It doesn't need to work The vehicle owner is permitted a retest at the same inspection station within how many days? ️30 You should never exceed how many months when installing a new sticker? ️15 What is the minimum a customer needs to spend to be eligible for a waiver? ️$150 Before money can be applied towards a waiver what must be done? ️Repairment of any tampered emissions control systems. I.e: if the vehicle fails OBD I/M test due to catalyst efficiency and it is the determined the catalyst was removed, the cost to install a replacement catalytic converter doesn't apply towards waiver Where is the emissions sticker located? ️Next to the state inspection sticker on the right side of it What should you do prior to performing a pre safety evaluation? ️-Verify all occupants (drivers, passengers, pets) have exited the vehicle -Verify vehicle is in park or neutral with the parking brake set and the wheel chocks in place -Verify that all accessories are off (heater, radio, air conditioner, etc) Prior to testing the inspector should check the following conditions: ️-Locking Gas Cap or Inoperable Fuel Cap Door -Excessive Crankcase Oil Leakage -Visible Smoke -Excessive Smoke Exiting the Tailpipe -Missing or Leaking Exhaust System -Mechanical Problems -Unsafe Tire Condition What is the initial test? ️First time the vehicle is tested in the annual inspection cycle, The inspector must obtain the Vehicle Registration Card from the customer What is the retest? ️Includes any test performed after the the initial test during the same annual inspection cycle, the Inspector should obtain the VIR and Repair Data Form from the customer If a vehicle is receiving the OBD-II I/M Check, does it need a visual anti tampering check? ️No, these items are checked by the on-board system What constitutes as a Visual Anti-Tampering Check Failure? ️Required component isn't present, does not appear to be properly connected or is not the correct type for the vehicle. Components or their systems that have been tampered with, bypassed, removed, or also missin What constitutes as a Visual Anti-Tampering Test pass? ️Required components exist, appear to be properly connected and appears to be the correct type for the vehicle What constitutes as N/A for a Visual Anti-Tampering Test? ️Vehicle isn't required to be equipped with a component or the component is not visible without removing or disassembling vehicle equipment What is the purpose of the gas cap? ️To hold in hydrocarbons from evaporating and it must hold at least 10-16 psi for 10s For a one-speed idle test what RMP do you need to maintain during the test? ️400-1250 (Curb Idle) For a 2 Speed Idle Test, what gear must the car be in? ️Park/Neutral For a 2 Speed Idle Test, how far into the exhaust pipes do you need to insert the sample probe? ️At least 10inches For a 2 Speed Idle Test, vehicles that have multiple functioning exhaust pipes, which pipe do you insert the probe? ️Both/all pipes simultaneously For a 2 Speed Idle Test, what is the second RPM range that you must hold? ️RPM What is the purpose of the fan? ️To keep the engine cool What would default a vehicle to a 2 Speed Idle Test immediately? ️An AWD vehicle or a vehicle with TC that can't turn off What are three denotations of a check engine light? ️Check Engine, Service Engine, Little icon What should you do if the check engine light remains on after the car has started? ️Continue with the test until the machine itself fails the car What is the minimum number of attempts you need to make to communicate with the vehicle via OBD port? ️Three Before the third attempt to communicate what should you do? ️Inspect the analyzer test cable for corrosion, oxidation, broken or bent pins in the connector, worn stretched degraded test cable and/or cable ends What is important about pin #16 of the DLC? ️It maintains a constant 12 voltage battery What should you do if the emissions testing equipment is not working properly? ️Cease testing vehicles until the equipment has been repaired to working condition What is the Five Gas Theory? ️The relationship between the HC, CO, O2, NOx, and CO2 Are Hydrocarbons harmful? ️Yes Is Carbon Monoxide harmful? ️Yes Why is O2 measured? ️Only measured for Diagnostic Value Why is CO2 measured? ️Only measured for Diagnostic Value Is NOx harmful? ️Yes What is the purpose of the Charcoal Canister? ️To contain the vapors