Smog Check Inspector CA FINAL EXAM STUDY GUIDE 2025/2026 ACCURATE QUESTIONS AND CORRECT DETAILED ANSWERS|| 100% GUARANTEED PASS NEWEST VERSION

What model year "Gasoline Vehicles" are subject to California's Smog Check Program? a. 1975 thru current model year b. 1776 thru current model year c. 1976 thru current model year d. 1976 thru 1999 model year - ANSWER 1976 through current model year What model year "Diesel Vehicles" are subject to California's Smog Check Program? a. 2000 thru current model year b. 1996 thru current model year c. 1998 thru 2016 model year d. 1998 thru current model year - ANSWER 1998 through current model year A 2005 Toyota Prius Hybrid is in for a Smog Inspection because of a Change of Ownership, how should the Smog Inspector proceed? a. Conduct an ASM Test b. Tell the new owner the vehicle does require a smog inspection c. Tell the new owner to make an appointment with the referee d. Conduct an OIS Test - ANSWER Conduct an OIS Test When a smog inspector inspects a 1992 vehicle visually, he or she finds the top of the exhaust gas recirculation (EGR) valve has been crushed down. How should the technician enter this into the EIS machine? a. defective for EGR b. modified for ECS c. modified for EGR d. tampered for ECS - ANSWER modified for EGR The vacuum line leading to the exhaust gas recirculation (EGR) valve has been rubbing on the intake manifold. The hose has a small leak in it as a result. How would the smog inspector enter this into the EIS machine? a. defective for EGR b. modified for EGR c. disconnected for EGR d. fail for EGR - ANSWER defective for EGR An evap system reduces HC emissions, true or false? - ANSWER true A vehicle fails the OBD II portion of an ASM smog inspection for incomplete readiness monitors and no repairs have been recently performed. There are no diagnostic trouble codes stored in the vehicles computers. Which of the following actions should the smog inspector take next? a. advise the customer to drive the vehicle through a complete drive cycle b. advise the customer to have the vehicle diagnosed and possibly repaired c. advise the customer to see the state referee for a one time waiver d. advise the customer to have their vehicle retested by someone smarter - ANSWER advise the customer to have the vehicle diagnosed and possibly repaired A vehicle is in for a smog check inspection. It has two tailpipes showing from the rear of the vehicle. Upon closer inspection you notice the vehicle has a V style engine with two exhaust manifolds. The exhaust system has two catalytic converters and two mufflers. It has no blend pipe between the catalytic converters and/or mufflers joining the two exhausts systems together. How would this vehicle get entered into the EIS machine? a. single exhaust b. modified exhaust c. defective exhaust d. dual exhaust - ANSWER dual exhaust When conducting a Two Speed Idle Test on a 1989 Ford Mustang, how should the Smog Inspector Functionally test the EGR System? a. Manually lift the EGR Pintle and listen for an RPM drop b. Apply vacuum to the EGR and listen for an RPM drop c. Follow the manufacturers testing procedures d. Use a Bi-directional scan tool and listen for an RPM drop - ANSWER Follow the manufacturer's testing procedure's What emission(s) does the PCV system reduce? a. H/C & CO2 b. H/C & CO c. H/C & NOx d. CO2 & CO - ANSWER HC and CO What emission(s) does an Oxidation Catalyst (OC) reduce? a. CO & CO2 b. H/C & CO c. Hydrogen d. NOx - ANSWER HC and CO A Diesel Vehicle is in for a smog inspection, but fuel is seen leaking onto the ground. If the smog check inspector feels the vehicle is safe for testing, how should he or she proceed? a. Test the vehicle and Fail the Vehicle for the Liquid Fuel Leak b. Test the vehicle and Pass the Vehicle regardless of the leak c. Ignore the leak and Test the Vehicle in accordance with OIS d. Ignore the leak and Test the Vehicle in accordance with EIS - ANSWER Ignore the leak and test the vehicle in accordance with OIS What emissions class of vehicles have an extended warranty on emissions components of 15 years and/or 150,000 miles? a. PKEV b. PLEV c. PSEV d. PZEV - ANSWER PZEV What emission(s) does an air system (pump or pulse) reduce? A. CO2 & H/C b. CO & H/C c. H/C & NOx d. CO2 & NOx - ANSWER CO and HC 2000 and newer hybrid vehicles are tested on the EIS machine, true or false? - ANSWER False, they are tested on the OIS machine; 2000 and newer Hydrocarbon emissions are measured as a percentage of the exhaust and displayed as HC, true or false? - ANSWER False What is the maximum drive axle weight allowed during an ASM test? a. 5,000 lbs b. 2,500 lbs c. 3,000 lbs d. 8,500 lbs - ANSWER 5,000 lbs How often should a gasoline calibration be performed on the EIS machine? a. every 72 days b. every 72 hours c. every 72 test d. every 72 minutes - ANSWER every 72 hours What should the technician do when a vehicle fails a smog check inspection and the vehicles owner is convinced the technician failed his/her vehicle on purpose? a. tell him or her to take the vehicle to another smog shop b. tell him or her you don't care and have them leave c. tell him or her to make an appointment with the referee d. tell him or her for 50.00 you can test the vehicle again - ANSWER Tell him or her to make an appointment with the referee