Automotive service Final Exam Questions and Answers Already Passed

Automotive service Final Exam Questions and Answers Already Passed How many tests must be passed to become an ASE Master Automobile Technician? 8 What tests must be passed to obtain the ASE Undercar Specialist Certification? Suspension Steering, Brakes, Exhaust Where are the 2 ASE test centers in the Twin Cities Metro area located? Bloomington and woodbury The advanced L1 ASE test measures a technicians knowledge of what vehicle areas? emissions failures and driveability Union automotive technicians working in and around Saint Paul belong to the International Association of___________? Machinists How often must ASE certification tests be taken to keep the certifications active? 5 Years How much work experience is required to taking any of the A1-A8 ASE tests? 0 Required related work experience to earn ASE tests A1-A8? 2 years Required related work experience to earn ASE test G1? 1 year Required related work experience to earn ASE test L1? 3 years List 2 job titles other than automotive technician that can become ASE certified? Parts Specialist Collision Repair State 2 ways that recertification tests differ from the initial certification tests? Costs less Fewer questions on test takes less time The formula for torque is? force x distance Explain the concept of a bolt's tensile strength. point where the bolt will break apart when being pulled from each end, measured in PSi explain the concept of a bolts yield strength the max point the bolt can be stretched before it can no longer return to its original shape Explain the advantage of using torque angle vs a particular torque value. It overcomes thread friction and nutface friction which can throw off normal torque reading An E6 socket fits what type of bolt head? inverted torx On a metric grade 12.9 bolt, what does the 12 indicate? tensile strength On a metric grade 12.9 bolt, what does the 9 indicate? yield strength/stress What does UNC stand for? Unified National Coarse What does UNF stand for? Unified National Fine What is the technical term for a bolts "size"? major diameter What are you actually measuring on a standard bolt with a thread pitch gauge? threads per inch What are you actually measuring on a metric bolt with a thread pitch gauge? pitch, the distance between the threads Standard bolt lengths are typically in_____ increments 1/4" Metric bolt lengths are typically in ________ increments 5 One method for removing a stud two nuts, weld nut, locking jaw pliers, socket List one type of AREA where anti sieze would commonly be used. high heat and dissimilar metal contact Dirty/corroded fastener threads can cause clamping force to be higher than desired false How many times can nylon and distorted-shape lock nuts be used to their full effectiveness? one time use 7th character of a vehicles VIN indicates the country of origin False, restraint code A vehicles VIN has a character indicating the type of restraint system the vehicle is equipped with true a vehicles gross vehicle weight rating is normally found on the vehicle safety certification label true split point drill bits have an extra large web false, small web a drill bit stamped with m35 is composed of____% of _____ 5, cobalt a drill bit stamped with m42 is composed of____% of _____ 8, cobalt bottoming tap 1-1.5 threads to full diameter, cuts to bottom of blind hole plug tap 3-5 threads to full diameter, general purpose taper tap 8-10 threads to full diameter, cutting hard metals VECI Vehicle emission control information List 2 pieces of information commonly found on a VECI label. Vacuum hose diagram, spark plug gap a standard drill bit will have how much point angle? 118 dgerees What is the tap drill formula? TD=MD-1/N explain the theory behind using nitrogen in your tires the molecules are larger and more stable explain the purpose of an exhaust system resonator it is designed to create a certain tone along with quieting the exhaust before the muffler Catalytic converter warranties are federally mandated to last for _____ years and/or ______ miles 8, 80,000 exhaust gaskets are shiny, why? it allows for a small amount of slippage under torque 3 exhaust gasses that a catalytic converter reduces hydrocarbons, nitrogen oxide, carbon monoxide 2 purposes of a vehicles tires from those discussed in lecture provide traction, help absorb road shock, carry weight of vehicle Tires filled with purified nitrogen are identified by what? green valve caps in the term "101S", the 101 indicates the _____ ______ of the tire load index in the term "101S", the S indicates the ______ ______ of the tire speed rating Rule of thumb, for every ______ degree increase/decrease in temps, tire pressure will increase/decrease by ____ psi 10, 1 2 mehods of attaching tire pressure monitors metal banding, screw type attached to valve stem 3 precious metals found in catalytic converters platinum, palladium, rhodium list 2 purposes of engine oil lubricates to reduce friction and wear, cools bearings, prevents rust and corrosion, cleans engine using detergents list 3 potential advantages of using synthetic oil better cold start lubrication, less evaporation, molecule sizes more consistent in size and shape identify wear on an EPDM drive belt valley depth, using gates tool go/no go gauge identify wear on neoprene drive belts cracking on the ribs _______is a term equivalent in meaning to an oils thickness viscosity current API service rating for gasoline engine oil is______ SN current API service rating for diesel engine oil is______ CJ-4 Why do modern engine oils have reduced levels of Zinc/Phosphorous ZDDP? it causes catalytic converter failure , phosphorous poisoning What is dexos1? GM's own oil rating, states SN is ok Explain reason for having an anti-drainback valve prevents oil from draining out of the filter when engine is off Explain reason for bypass valve bypasses filter media that is clogged and allows oil to flow freely through preventing starvation list one engine oil additive and explain its purpose oxidation/rust inhibitors, anti wear additives, detergents, defoamants, viscosity index improvers GM's dex cool is a type of ______ ________ ________ coolant organic acid technology ethylene glycol based Green coolant used by gm til 1996, chrysler til 2001 and ford til 2002 cars 2003 inorganic acid technology ethylene glycol based coolant extended service 5 yr 100k-150k hybrid organic acid technology