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Smog Check Inspector Exam CA
2023 | Questions and Answers |
Verified Answers
What is the crankcase PCV test? ----CORRECT ANSWER--------Continue to leave the engine running, go to vehicles engine compartment open the good and determine whether any smoke is coming from the crankcase pcv system (observe for 10 seconds) What is the EVAP test? ----CORRECT ANSWER--------Detects any leaks for vehicles 95' and older What is the Bar snap test? ----CORRECT ANSWER--------It's part of the bar 97 tests older vehicles 99 and older. Ensure that the RPM falls in between 2000 and 3000observe the tailpipe exhaust plume for 10 seconds (3 times) When calibrating the bar 97 which gases does it have? ----CORRECT ANSWER-------- Zero, high, and low When calibrating the EVAP machine what do you need to do? ----CORRECT ANSWER--------Attach the red hose to the machine need ti open up the compressed nitrogen What are two types of TSI (Two speed idle tests?) ----CORRECT ANSWER-------- 2500 rpm and Idle What are the two types of Acceleration Simulation mode tests? ----CORRECT ANSWER--------50/15 and 25/25 test What does DAD stand for? ----CORRECT ANSWER--------Data acquisition device Which type of vehicles excluding hybrids (electric) must be tested for visible smoke? ---- CORRECT ANSWER--------Gasoline and Diesel What is the BAR snap test? ----CORRECT ANSWER--------Quickly push and release the accelerator pedal from idle position to between 2,000- 3,000 RPM then immediately allow the engine to return to idle.
What is an under hood emission control label? Indicates the vehicles ___? ---- CORRECT ANSWER--------Certification type ( California or Federal) Smog check program divides the state into 3 areas determined by the air quality.. what are they? ----CORRECT ANSWER--------Enhanced, Basic, and Change of Ownership Biennial smog checks are required in which program area? ----CORRECT ANSWER----- ---Enhanced areas ( these areas do not meet federal or state air quality standards for ozone and carbon monoxide) If the VIN on the vehicle doesn't match the registration documents what should the inspector do? ----CORRECT ANSWER--------Use the VIN on the vehicle to inform the customer that it doesn't match the registration document. DMV will not accept the test results If VIN and plate entries are correct and communication failure continues what should the tech do? How do you proceed? ----CORRECT ANSWER--------Complete the inspection as promoted by the EIS. The CARB EO parts listing contain information about what? ----CORRECT ANSWER--- -----Part manufacturer catalog, part listings, catalytic converters, the applicable vehicles for which it can be ínstalled What are Grey Market Vehicles? ----CORRECT ANSWER--------Vehicles that were manufacturered for sale outside the u.s and imported into the US In the two speed idle inspection which test comes first? ----CORRECT ANSWER-------- 2500 RPM run for 30 seconds vehicles 1976-1999 MY are subject to what kind of emissions tailpipe test ?? ---- CORRECT ANSWER--------Two speed idle On Bar 97 EIS selecting "G" or "government" will chase the EIS to ask for what to input into the system? ----CORRECT ANSWER--------BAR FILE # (thereby preventing a certificate of compliance from being issues) N/A
Vehicles 96' and newer are tested on which machine? ----CORRECT ANSWER-------- OBD II Gasoline vehicles 76' to 99' are tested on which machine? ----CORRECT ANSWER----- ---BAR 97 2000 and newer are tested on which machine? ----CORRECT ANSWER--------OIS 98 and newer diesel vehicles are tested on which machine? ----CORRECT ANSWER--- -----OIS What does the crankcase test consist of? 👀💨 and for how long? ----CORRECT ANSWER--------Observe the engine crankcase for 10 seconds A certification of compliance is not required for which type of vehicles? ----CORRECT ANSWER--------Government fleet vehicles Who qualifies for a waiver? 🇺🇸 ----CORRECT ANSWER--------Military personnel Change of ownership area 76' to 99' MY vehicles are subject to what kind of emissions test? Hint: tailpipe ----CORRECT ANSWER--------2 speed idle test No repairs or diagnoses can be performed at a TEST ONLY station except for minor repairs such as ..? ----CORRECT ANSWER--------The reconnection of hoses and vacuum lines When applicable a directed vehicles may also be certified where? ----CORRECT ANSWER--------Bar referee facility If a vehicle fails smog, and get the needed repairs done, which station should they refer back to? ----CORRECT ANSWER--------Any STAR certified station
Directed vehicles can only receive a smog check certification from which stations ?? ---- CORRECT ANSWER--------Star test only and star test repair A certificate of compliance is required whenever a vehicle changes ownership except when the vehicle is being transferred between? ----CORRECT ANSWER--------Family (parent,child,spouse,) companies, lessor and lessee What are three main reasons to reject a vehicle from performing an initial initial inspection? ----CORRECT ANSWER--------Excessive fluid leaks, engine overheating, unsafe drive axle tire or wheel (dyno test only) While performing a visual inspection an inspector observes there is no EGR amplifier even though one is shown on the under hood emission label. The EGR valve is connected to the ported vacuum. What EIS analyzer entry should be made? ---- CORRECT ANSWER--------Missing Which of the following actions should be taken if a vehicles timing reads 5 degrees BTDC and the specification of the vehicle is 8 degrees? ----CORRECT ANSWER-------- Enter "PASS" into the analyzer for ignition timing and 5 degrees BTDC for the timing reading Which of the following is a primary purpose of the smog check referee? ----CORRECT ANSWER--------Perform inspection dispute resolutions What action should be taken when a 23 month old car with 22,000 miles on its odometer fails an emissions inspection because of a failed emission component? ---- CORRECT ANSWER--------Refer the customer to go to a dealer for the repair What is the difference between a three wire oxygen sensor and a single wire oxygen sensor? ----CORRECT ANSWER--------A three wire allows earlier closed loop operation are smog check inspections and or repairs allowed to be sublet ----CORRECT ANSWER--------No but there are a few exceptions Is sales tax included on the estimate? ----CORRECT ANSWER--------No only on the invoice
If any required emission control system are found to be tampered or defective then the vehicle shall ..? ----CORRECT ANSWER--------Fail the inspection The fan must be used when ambient temperature reaches how many degrees? ---- CORRECT ANSWER--------72 degrees and above Do not inspect kit cars unless they are equipped with? ----CORRECT ANSWER-------- Bar referee label When inspecting a vehicle equipped with a referee label, enter? ----CORRECT ANSWER--------"r" for the vehicle certification type Kit cars are a group of what type of vehicles? ----CORRECT ANSWER--------SPCNS, grey market and vehicles with engine changes For government vehicles do not enter "E" preceding the plate number instead enter? ---
- CORRECT ANSWER--------The last 7 digits of the plate number What are the three required tests for gasoline powered vehicles from 96-99? ---- CORRECT ANSWER--------Visual functional and tailpipe What if a SPCNS vehicle doesn't have the BAR label? ----CORRECT ANSWER-------- Then you must send it to the state referee to be inspected SPCNS vehicles MUST be equipped with what label? ----CORRECT ANSWER-------- BAR Referee label When should a written estimate be provided? ----CORRECT ANSWER--------Before and after the repair is conducted Who cannot sublet smog check inspections or repairs ----CORRECT ANSWER-------- Test only stations
What does sublet mean? ----CORRECT ANSWER--------Send vehicle to another shop after diagnosing it What is the station license duration? ----CORRECT ANSWER--------1 year What does the state referee provide? ----CORRECT ANSWER--------Special test services including unique services not performed in conventional smog check stations Which areas are LESS polluted than enhanced areas? ----CORRECT ANSWER-------- Basic areas Older vehicles from 76-99 are subject to what kind if emissions test? ----CORRECT ANSWER--------Dyno- OBD I When inspecting a government fleet vehicle what vehicle information is needed? ---- CORRECT ANSWER--------Bar file number What should the tech do if the VIN # on the bar code is illegible? ----CORRECT ANSWER--------Then you must input it manually Diesel vehicles that are 98 and newer require which two functional tests ?? ---- CORRECT ANSWER--------OBD and MIL (malfunction indicator light) The visible smoke test consists of? ----CORRECT ANSWER--------3 bar snap tests Bio diesel kits installed on 98'-03' model year vehicles are acceptable without an ARB EO exemption ----CORRECT ANSWER-------- An aftermarket intake replacement manifold may be made of different material than the origin such as ?? ----CORRECT ANSWER--------Aluminum instead of cast iron What is an Add- On part? ----CORRECT ANSWER--------Any aftermarket part which is not a modified part or a replacement
Diesel- a visible smoke plume observed 5 to 15 feet from the tailpipes that lingers for more than 3 seconds on either of the final 2 bar snap tests. Pass or fail ----CORRECT ANSWER--------Fail Pass or fail? Any visible smoke observed during the idle test? ----CORRECT ANSWER--------Fail What is the PCV system? Reduces which two gases ----CORRECT ANSWER-------- Contains the flow of crankcase fumes (blow by gases) into the intake manifold to reduce hydrocarbons (HC) and Carbon Monoxide (CO) TAC (thermostatic air cleaner) need to make sure everything is present and installed properly. Make sure that the air filter element is..? ----CORRECT ANSWER--------Not oversized and that there are no additional holes in the air cleaner housing When was OBD II required to be on vehicles less than 14000 lbs GVWR? ---- CORRECT ANSWER-------- 1996 Why was OBD originally introduced on vehicles? ----CORRECT ANSWER--------To lower emissions and help with vehicle repair MIL will typically display :? ----CORRECT ANSWER--------Service engine soon and check engine A smog check on 1996-1999 gasoline vehicles with OBD II and California emissions certification consists of? ----CORRECT ANSWER--------Visual, Functional, OBD II system test, and a Tailpipe test What is a readiness motor? ----CORRECT ANSWER--------A monitor that evaluates emissions components and systems to make sure they have been tested A malfunction indicator light is designed to let the owner know when? ----CORRECT ANSWER--------A vehicle has an emissions system concern DLC locations can be found where? ----CORRECT ANSWER--------In an ECS application guide
True or false : a source for locating a vehicles DLC is the BAR 97 EIS? ----CORRECT ANSWER--------True What are the four strokes in the four stroke cycle? ----CORRECT ANSWER-------- Intake, compression, power and exhaust Which of the following acronyms defines TDC? And BTDC? ----CORRECT ANSWER---- ----Top dead center and before too dead center Timing specification use which of the following measurements for setting ignition timing ? ----CORRECT ANSWER--------Degrees True or false : the timing doesn't matter as long as the spark plug fires at some point before too dead center? ----CORRECT ANSWER--------False What best describes the phrase "Top Dead center"? - ---CORRECT ANSWER--------A point when the pistón has reached the top of It's travel In older model year vehicles timing is adjusted by rotating which of the following components? ----CORRECT ANSWER--------Distributor Two types of timing controls? ----CORRECT ANSWER--------Electronic and mechanical At what engine idle speed should the engine timing test be performed? ----CORRECT ANSWER--------Engine idle must be within plus or minus 100 rpm of the manufacturers specifications Who is correct? Tech a or tech b: emission control label and emission control manuals can be used to research after market parts, or CARB has a searchable database for aftermarket parts ?? ----CORRECT ANSWER--------Tech b only is correct The EGR system works by recirculating a portion of an engines exhaust back into the combustion chamber to reduce peak combustion temperatures. Excessive combustion
Which of the following gases are reduced by the Air injection system? ----CORRECT ANSWER--------HC and CO Which of the following is NOT considered a sub system of the computerized emission control system? ----CORRECT ANSWER--------Antilock brake module What gases does the PCV system reduce? ----CORRECT ANSWER--------HC AND CO On a vehicle equipped with a TAC, it is acceptable to flip over the air cleaner lid for better intake air flow. True or false ??? ----CORRECT ANSWER--------False During which portion of the smog check inspection should an inspector inspect the fuel injection/ carburetor system ?? ----CORRECT ANSWER--------Visual Where is the oxygen sensor located ?? ----CORRECT ANSWER--------Exhaust system Which of the following functions is controlled by the spark control system? ---- CORRECT ANSWER--------Ignition timing Which component is NOT included in the category called Other emission components of the visual inspection using the EIS? ----CORRECT ANSWER--------Timing gears and pulleys Which of the following entries is not allowed when entering visual inspection results into the EIS? ----CORRECT ANSWER--------Fail Catalytic converters are generally located just after the muffler to ensure correct temp. True or false ----CORRECT ANSWER--------False Which of the following is NOT a reason to fail the MIL or Check engine light ?? ---- CORRECT ANSWER--------The light stays on steady for a few seconds after start up Which vehicles are required to be tested for the Fuel cap test ?? ----CORRECT ANSWER--------95 and older
What is an OBD II drive cycle used for on a 1996 and newer foreign and/or domestic vehicle ?? ----CORRECT ANSWER--------The drive cycle is a particular driving sequence needed to run a vehicles emission monitors to completion When you are performing a smog check inspection and find that the vehicles under hood label is missing or illegible or you find discrepancies in the vehicles emission control system, what is your next step to determine the correct emission control system ?? ----CORRECT ANSWER--------Refer to the emission controls application guide Canister has transparent tubes is that modified pass or fail? ----CORRECT ANSWER----
