ASE

2. A driver says that the front end of his car vibrates up and down while traveling at most road speeds. Tech A says that too much runout of the front wheels could be the cause. Tech B says that a static out of balance of the front wheels could be the cause. Who is right? A. Tech A only B. Tech B only C. Both A and B D. Neither A or B C. Both Techs are right. Too much runout or static out of balance in the front wheels will cause a vibration 3. A vehicle has front wheel shimmy at low...

Noise: In gear, clutch disengaged (pedal to floor) Pilot bushing or bearing Noise: Neutral, clutch disengaged (pedal to floor) Release bearing Noise: Neutral, clutch engaged (pedal up) Input shaft bearing Binding U-Joint will damage?? Extension housing bushing and seal What is used to check the clearance between the shift fork and the synchronizer sleeve? A feeler guage Warped pressure plates... ... should be replaced Ring and pinion gears... ...should be replaced as a set

What is the purpose of a brake band? It stops and holds the drum that is connected to a member of the planetary gearset. What are brake bands made out of? Brake bands are flexible steel plates lined with friction material. That material can be organic or semi-metallic. What aids in brake band hear dissipation? The friction material absorbs trans fluid. When the brake band tightens around the drum, why doesnt trans fluid get trapped in between the two surfaces? Trans fluid is squeezed...

an engine miss is being diagnosed using a cylinder leakage test. Technician A says that any cylinder with over 20% leakage has excessive leakage. Tech B says that air leaking from the tailpipe indicates a cracked cylinder. A only, B only, A & B, Neither . A only: If cylinder leakage exceeds 20%, check for air escaping the tailpipe, the PCV valve opening in the rocker arm cover, and the top of the throttle body or carburetor. Air leaking from the tailpipe usually indicates an exhau...

Technician B says that Part 'X' is used to correct installed spring height. Who is right? B. Technician B only A compression test shows that one cylinder is too low. A leakage test on that cylinder shows that there is excessive leakage. During the test, air could be heard coming from the tailpipe. Which of the following could be the cause? D. an exhaust valve not seating Technician A says that main bearing oil clearance can be checked with Plastigage. Technician B says that main bear...

2. A technician is checking for piston ring groove clearance. The proper technique includes A. The old ring and a feeler gauge. B. The new ring and a feeler gauge. C. Only a feeler gauge. D. No feeler gauge is required. Answer B is correct. Clean the pistons in a cold tank and then clean the grooves with a ring groove cleaner before measuring. 3. A cylinder power balance test is being performed on a vehicle with sequential fuel injection. The number five cylinder's rpm drop is less tha...

2. An air bag system is being serviced. Tech A says to disconnect the yellow SRS connectors at the front of the vehicle. Tech B says to disconnect and isolate the negative battery cable. Who is right? A. Tech A only B. Tech B only C. Both A and B D. Neither A or B B- Always disconnect the ne the negative battery cable and wrap with tape so contract cannot be made. Follow the specific vehicle's disarming instructions, as some SRS system can retain back up power for an additional period...

2. An air bag system is being serviced. Tech A says to disconnect the yellow SRS connectors at the front of the vehicle. Tech B says to disconnect and isolate the negative battery cable. Who is right? A. Tech A only B. Tech B only C. Both A and B D. Neither A or B B- Always disconnect the ne the negative battery cable and wrap with tape so contract cannot be made. Follow the specific vehicle's disarming instructions, as some SRS system can retain back up power for an additional period...

A drum is chattering on the brake lathe. This could be the result of: A. Failure to install the dampening belt. B. Cutting too slowly. C. Dull cutting blades. D. Cutting speed too fast. A A vehicle is equipped with a hydro-boost brake system has a hard pedal with little braking action. Which of the following could be the cause? A. Low brake fluid B. Air in the brake fluid C. Low power steering fluid D. An overtightened power steering belt C Which of the following could cause exc...

Definition of ASE certification program that prepares a person to take a written test to prove their knowledge in automotive technology. ASE board of directors They make sure you pass the test 8 categories in the test engine repair, automotive transmission,manual drive train,suspension and steering,brakes,electrical systems, heating and air conditioning,,engine performance tests that can be taken in any session four ASE- certified master automobile technician status granted when al...

Spark plugs are being replaced on a v6 engine. Which of the following should be performed before removing the boot? Twist the boot 1/2 a turn Technician A days that a positive crankcase ventilation (pvc) system reduces vehicle emissions. Tech B says that a pvc system helps increase crankcase pressure. Who is correct? Tech A Tech A says that secondary ignition wires should be inspected when replacing spark plugs. Tech B says that if a new spark plug is dropped it can be used as long as t...

Technician A says that unibody vehicles are generally lighter and more fuel efficient than body- over-frame vehicles. Technician B says that full-size trucks always use body-over-frame constructions. Who is correct? A only. B only. Both A and B. Neither A nor B. Both A and B. The _______ controls the opening of engine's valves. Camshaft. Crankshaft. Valve springs. Combustion chamber. Camshaft. All of the following are major components in the computer system except: Calipe...

Technician A says that when pressure testing a radiator cap, a special adapter is needed. Technician B says the best way to check thermostat operation is while it is in the engine. Who is right? Tech A A technician is checking resistance in an engine's spark plug wires using an ohmmeter. A general rule is to replace a wire if resistance is over: 30,000 ohms Technician A says that in an ignition system, the voltage supplied to the coil during starting is battery voltage. Technician B s...

Magnetic pulse generators are used to provide a digital signal about component speed or position. False A digital signal may be called a square-wave signal. True The manifold absolute pressure (MAP) sensor monitors engine load. True A defective O2 sensor heater may cause reduced open loop time. False A defective vehicle speed sensor may cause improper torque converter lockup. True A vehicle with throttle actuator control may use three throttle position sensors. True The exhaus...

If the compression is 5 psi and the oem spec is 140 psi, what most likely is the cause? A, worn piston ring. B, burnt valve. Both A and B What most likely is the cause if the compression doesn't go up during a wet compression test? A, burnt valve. B, worn piston ring. A What most likely is the cause if the compression goes up during a wet compression test? A, burnt valve. B, worn piston ring. B 2. Blue smoke is coming from the exhaust pipe of a vehicle, what most likely is the ca...

Accessories Parts that add to the appearance or performance of a vehicle Accounts Receivable Money due from customers Accumulator Part of an air conditioning system that contains a desiccant that absorbs moisture from the refrigerant Active accounts Current customers who make frequent purchases Active stock Merchandise in the store that is readily available for sale to customer Air conditioning (AC) A system that removes moisture and humidity from the interior of the cabin and c...

A diesel engine has excessive oil consumption with no visible oil leaks. Which of these could be the cause? (D) A leaking turbocharger impeller shaft seal Which of these could be the cause of blue smoke from the exhaust on a vehicle that is not equipped with an exhaust aftertreatment system? (C) Worn piston rings During long uphill pulls, a delivery truck equipped with an engine protection system activates a warning light and buzzer, and the engine derates power. Which of these could be t...

How would you adjust a rack yoke bearing? Tighten, then look at OEM specifications and back off by the suggested amount of degrees. If a customer states that their steering wheel turns more to the left than to the right, what are some of the most likely causes? - Incorrectly timed steering gear - Bent pitman arm - Bent tie rod A customer says that their vehicle is difficult to steer, but only in one direction. What is the most likely cause? A faulty or leaking power steering gear. ...

ASE (Entry level technician prep) - Brakes A5 A5 Question 1 The brake pedal is low and spongy; all brake adjustments have been completed according to specifications. The cause of the problem could be: A) Binding pedal linkage. B)Dented brake line. C)Plugged compensating port. D)A weak hydraulic hose. Answer D is correct! Binding pedal linkage would cause a hard pedal and perhaps an effective brake system. This is also true for a dented brake line. A plugged compensator port ma...

ASE Diesel Practice Test. When a diesel engine is operated under a load, coolant continually comes out of the radiator overflow and there are bubbles in the radiator. Which of these is the most likely cause? (A) Too much coolant in the cooling system (B) A clogged radiator (C) A stuck-open thermostat (D) Compression leakage into the cooling system Correct Answer: D A diesel engine has excessive black smoke when started in the morning. Which of these could be the cause? (A) A bad ...