ASE certification study guide questions and answers 100% pass

ASE certification study guide questions and answers 100% pass 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 ...

ASE certification study guide questions and answers 100% pass 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 the gap doesn't change. Who is correct? ✔✔Tech A Incorrect valve timing could be caused by... ✔✔Incorrect timing belt position When measuring parallelism of a disc brake rotor, A technician measures 0.002" variation beyond the specification. The next step is to? ✔✔Determine the minimum rotor machine to thickness Tech A says that disconnecting the negative battery cable may be required to disable the air bag system. Tech B says that a self powered test light can be used to test air bag system components. Who is correct? ✔✔Tech A only A vehicles battery prematurely fails. A charging system output test shows the alternator is producing a constant 16.0 volts. This could indicate a failed... ✔✔Voltage regulator A dirty cabin air filter can cause... ✔✔A musty smelling cabin Define the term stroke ✔✔Distance the piston travels from TDC (top dead center) to BDC (bottom dead center) A vehicle is being checked for power steering leaks Technician A says that leaks can develop in the fitting hoses and seals, Technician B says that the steering components should be observed for leaks while a helper turns the steering wheel from side to side. Who is right? ✔✔Both Brake fluid must meet minimum standards set by... ✔✔Department of traffic (DOT) A flexible rubber brake line is being inspected. Technician A says small blisters in the rubber are acceptable if they are not leaking. Technician B says that small cracks in the rubber require replacement of the hose. Who is correct? ✔✔Technician B only A technician is preforming a service on a vehicle there is a risk of splashing liquid. Technician A says that regular safety glasses with side shields will work. Tech B says that goggles combined with a face shield will provide adequate protection. Who is correct? ✔✔Tech B A band type TPMS (tire pressure monitor system) is being installed in the center of the rim. How many degrees form the valve stem should the sensor be mounted? ✔✔180 (sensor and valve stem should be parallel with each other) When a technician is working on a vehicle any of these surface protectors could be used EXCEPT? ✔✔Fender covers Paper floor mats Plastic seat covers •Lab coats< answer Technician A says that worn springs can affect ride height. Tech B says that worn stabilizer bushings can affect ride height. Who is correct? ✔✔Tech A An oil filter bypass valve? ✔✔Protects the engine from oil starvation if the filter is stopped up or "plugged" On a vehicle with vacuum assisted power brakes. With the pedal applied the pedal drops slightly as the engine is started. This indicates? ✔✔Normal vacuum booster operation An alternator is being replaced. The first step the tech should take is to disconnect the... ✔✔Negative battery cable During a routine automatic transmission fluid change, a technician finds a very large quantity of metal particles in the trans pan. The tech should? ✔✔Notify the service manager Which of these is an indication of air in the hydraulic brake system... ✔✔The brake pedal feels low and spongy A high-pitcher squeal is heard when the steering is turned full lock. What could be the cause? ✔✔A loose drive belt While inspecting the rear wheel axle studs on a real wheel drive vehicle, the technician notices that one stud is damaged. Technician A says that all the wheel studs on the assembly should be replaced. Tech B says that the thread pitch and diameter of the replacement stud should be the same as the original. Who is correct? ✔✔Both Tech A says that poor A/C system performance could be caused by debris between the A/C condenser and the radiator. Tech B says that A/C condensers are mounted between the radiator and the engine. Who is correct? ✔✔Tech A What agencie enforces workplace safety and environmental health regulations? ✔✔OSHA Technician A says that when reinstalling lugnuts on a vehicle a torque wrench should be used. Technician B says that the lugnuts should be tightened in a circular pattern. Who is right? ✔✔Both During normal braking, the technician observes pulsation in the brake pedal when the brake are applied. The could indicate... ✔✔Excessive lateral runout in the rotors A TPMS (tire pressure monitoring system) sensor is being replaced. Technician A says that a magnet is used to activate the new sensor. Tech B says that on some vehicle, the new sensor may have to be relearned by the TPMS module. Who is correct? ✔✔Tech B During turns clear water drips on the floor on the passenger side. Tech A says that a faulty heater core could but the problem. Tech B says that a clogged evaporator drain could be the cause. Who is correct? ✔✔Tech B While being charged a battery beings gassing excessively (boiling), and is slightly hot to the touch. The technician should? ✔✔Reduce the charging amperage