Test Bank For Automotive Mechanics 10th Edition By Les Simpson

1. What component assists in applying the brakes with reduced pedal effort? A. The brake booster B. The dual piston caliper C. The ventilated discs D. The fast-fill master cylinder 2. Brake-pedal free travel should be adjusted to: A. 0 to 15 mm B. 10 to 20 mm C. 3 to 6 mm D. 0 to 40 mm 3. Which of the following statements is correct regarding wheel cylinders? A. They apply pistons in the centre valve master cylinder B. They apply the handbrake C. They convert heat energy to kinetic energy D. They convert hydraulic pressure into mechanical force 4. Vehicles with diesel engines: A. do not use power brakes B. are fitted with an engine-driven vacuum pump C. use back pressure from the exhaust D. have two feed pipes from the inlet manifold 5. Which of the following statements regarding disc rotors is FALSE? A. There are two types, solid and ventilated B. They disperse heat better than drum brakes Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Identification and function of major braking components Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Service and adjustment procedures for braking systems Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Identification and function of major braking components Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Identification and function of major braking components Unit 08 Test Bank 08-1 Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education. C. Some discs are made from carbon fibre D. Front discs are normally the solid design 6. Which of the following is used by some manufacturers to indicate brake wear to the driver? A. A pungent odour that is released when the thickness reaches the minimum level B. A warning lamp shown on the dashboard before pad limit is reached C. Noise produced with a metal spring before the pad limit is reached D. A warning lamp on the dashboard when fluid level is too low 7. Brake lines and hoses should be inspected for: A. leaks B. kinking C. twists and swelling D. All of the given answers are correct 8. Reassembly of hydraulic components requires the application of either: A. high-temperature grease or silicone B. rubber grease or brake fluid C. brake fluid or high-temperature grease D. high-temperature grease or rubber grease 9. Using pressure bleeders can sometimes run the risk of: A. exposing fluid to the air for long periods B. over-pressurising the brake components C. not being able to remove air successfully D. damaging the calipers Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Inspection procedures for braking system components Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Inspection procedures for braking system components Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Inspection procedures for braking system components Topic: KE: Types, applications and testing of brake hydraulic fluids Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning 08-2 Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education. Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Identification and function of major braking components 10. Disc rotor runout should not exceed: A. 1.5 mm B. 0.015 mm C. 0.15 mm D. zero 11. With a self-adjusting handbrake on disc-brake assemblies, it is important to: A. shorten the handbrake cable with a cable clamp B. apply the brakes in reverse to obtain adjustment C. use self-adjusting brake pads D. wind the pistons in when replacing brake pads Foundation skills: Reading Gradable: automatic Topic: KE: Service and adjustment procedures for braking systems Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Service and adjustment procedures for braking systems Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Identification and function of major braking components 12. When fitting new pads, best practice in terms of environmental requirements is to: A. just push the pistons back in B. hold the brake pedal up to stop the brake fluid from overflowing C. remove some brake fluid from the reservoir before pushing the pistons back in D. remove the pistons to release the excess brake fluid 13. Parking brakes used on disc brake systems use: A. an external lever on brake calipers to operate the piston mechanically B. a drum brake-shoe assembly inside the disc rotor C. small electric motors to operate the caliper pistons mechanically D. All of the given answers are correct Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Environmental requirements 14. When servicing braking systems, disc rotors need to be checked for thickness and runout with what tools? 08-3 Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education. Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Identification and function of major braking components A. A dial indicator and Vernier calipers B. A screwdriver and ruler C. A scan tool D. All of the given answers are correct 15. Why are tandem master cylinders used? Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Service and adjustment procedures for braking systems A. The hydraulic system will never fail B. They provide an antilock braking system C. They mean one section of the system will operate in the event of hydraulic failure D. They provide twice the braking power 16. Which of the following statements regarding brake fluids is CORRECT? A. They can be mixed with mineral oils if needed B. They boil at 100 degrees C C. They have no special storage requirements D. They boil at a higher point than water and absorb moisture 17. What is the main advantage of the dual-diaphragm brake booster design? A. One booster piston is used for each brake circuit B. It gives higher pressure differences across the booster piston C. It provides a stronger vacuum applied to the two front-vacuum chambers D. It gives twice the assistance when applying brakes 18. A floating caliper brake design has: A. four pistons only on one side and no guide pins B. two or more pistons on each side and no guide pins C. one or more pistons on one side with guide pins D. one piston on each side Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Identification and function of major braking components Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Service and adjustment procedures for braking systems 08-4 Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education. Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Identification and function of major braking components Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Identification and function of major braking components 19. Which of the following statements regarding split hydraulic systems is CORRECT? A. The systems are split into two hydraulic circuits B. There can be a front-rear split or a diagonally split system C. They are a safety system to prevent complete loss of brakes D. All of the given answers are correct Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Basic operation of braking systems 20. Which of the following statements regarding drum-brake adjustment and handbrake adjustment is CORRECT? A. Adjust drum tight to centre shoes then back off slightly B. Adjust handbrake on cable then adjust shoes until they can just be felt to drag C. Adjust shoes until they can just be heard to drag (no need for any other adjustment) D. Back off the handbrake cable, adjust shoes until tight, back off slightly and readjust handbrake Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Service and adjustment procedures for braking systems 21. Which of the following statements regarding air in a braking system is CORRECT? A. It will do no harm B. There is always air in the system when it is mixed with the brake fluid C. It enables a more solid brake pedal D. Air will compress and give a low brake pedal 22. Brake calipers have two basic designs, and these are: A. duo servo and leading/trailing B. two leading shoe and duo servo C. floating or fixed D. leading/trailing and two leading shoe Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Service and adjustment procedures for braking systems Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic 08-5 Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education. 23. Which of the following statements regarding brake drum assemblies is CORRECT? A. They are used in front-brake assemblies on most light vehicles B. They must dissipate excessively high temperatures from the drum C. Brake drums are made of alloy D. They do not develop as much heat as a disc-brake assembly Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Identification and function of major braking components Topic: KE: Repair procedures for light vehicle hydraulic braking systems and hydraulic components 24. Disc brakes have the following advantage over drum brakes: A. they work just as well in reverse B. they are more capable of self-energising C. a brake booster is not required D. they dissipate heat more effectively 25. Disc brake calipers are self-adjusting. How are the pistons released to hold just off the rotor as the brake pedal is released? A. By a return spring within the caliper piston B. By disc rotor runout pushing the piston into the caliper C. By residual check-valve pressure in the caliper D. From the springy action of the distorted piston seal Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Identification and function of major braking components 08-6 Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education. Topic: KE: Identification and function of major braking components Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Identification and function of major braking components Unit 08 Test Bank Summary Category Competency: AURTTB001 Inspect and service braking systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Basic operation of braking systems Topic: KE: Environmental requirements Topic: KE: Identification and function of major braking components Topic: KE: Inspection procedures for braking system components Topic: KE: Repair procedures for light vehicle hydraulic braking systems and hydraulic components Topic: KE: Service and adjustment procedures for braking systems Topic: KE: Types, applications and testing of brake hydraulic fluids of Questions Unit 12 Test Bank 1. The steering wheel performs a number of duties, including a change of ratio. FALSE 2. The pitman arm has motion transferred to it by the cross link. FALSE 3. The steering damper dampens spring oscillations. FALSE Competency: AURTTD002 Inspect and service steering systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Identification and function of major steering components Topic: KE: Identification, function and basic operation of steering systems Competency: AURTTD002 Inspect and service steering systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Identification and function of major steering components Competency: AURTTD002 Inspect and service steering systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Identification and function of major steering components Topic: KE: Identification, function and basic operation of steering systems 4. Steering systems are designed so that, when turning, the front wheels turn at slightly different angles. TRUE Competency: AURTTD002 Inspect and service steering systems Difficulty: Medium Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Identification, function and basic operation of steering systems 5. When electric power steering systems have a fault, the ECU will be isolated, no power assistance will be given and the fault indicator light will be illuminated on the dash. TRUE Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Application, purpose and operation of the following components of light vehicle steering systems and components 6. Rack-and-pinion and worm-type are examples of what? A. The gearing inside a differential B. The design of positive scrub radius C. A type of steering damper D. The type of gearing in the steering box 12-1 Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education. 7. Rack-and-pinion systems can achieve variable ratios by: A. changing the angle of the pinion teeth B. changing the size of the pinion teeth C. changing the angle of the rack teeth D. changing the size of the rack teeth Difficulty: Medium Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Application, purpose and operation of the following components of light vehicle steering systems and components Topic: KE: Operating principles of light vehicle steering systems and associated components 8. The mesh adjustment to remove excessive free-play from the steering box is completed: A. with the steering on one lock and then the other B. with the wheels on the ground and steering in the straight-ahead position C. before any other adjustment D. with the steering on one lock 9. Speed-sensitive power-assist systems are mainly influenced by: Difficulty: Medium Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Repair procedures for light vehicle steering systems A. vehicle speed B. gearbox shaft speed C. engine speed D. steering turning speed Competency: AURTTD002 Inspect and service steering systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Identification and function of major steering components Difficulty: Hard Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Application, purpose and operation of the following components of light vehicle steering systems and components Topic: KE: Diagnostic testing procedures for light vehicle steering systems 10. Apart from hydraulic power steering, other power steering types include: A. pneumatic B. electro-hydraulic C. mechanical D. electro-mechanical Difficulty: Medium Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Application, purpose and operation of the following components of light vehicle steering systems and components 12-2 Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education. 11. How is a steering system checked for free-play and looseness? A. With the wheels on the ground B. With the steering wheel in the straight-ahead position C. By rocking the steering wheel lightly left and right D. All of the given answers are correct 12. On a rack-and-pinion power steering system, the control valve directs fluid pressure on turns to: A. a vane set on the pinion shaft B. release the rack pad applied force to make turning easier C. one side of a piston attached to the rack D. the inlet side of the pump to increase assistance Difficulty: Medium Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Application, purpose and operation of the following components of light vehicle steering systems and components Topic: KE: Operating principles of light vehicle steering systems and associated components 13. The purpose of the recirculating balls in a steering box is to: A. change the ratio B. vary the turn speed C. reduce friction D. control oil flow through the valves Difficulty: Medium Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Application, purpose and operation of the following components of light vehicle steering systems and components Topic: KE: Operating principles of light vehicle steering systems and associated components 14. In an integral worm-and-sector power steering box, the power piston is also part of the: A. pinion B. sector C. worm D. rack Difficulty: Medium Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Application, purpose and operation of the following components of light vehicle steering systems and components Topic: KE: Operating principles of light vehicle steering systems and associated components 15. On electric power steering-equipped vehicles, steering assistance is given by: A. a hydraulic motor on each end of the rack B. an electric motor with worm gearing that helps to turn the steering shaft C. a stepper motor that moves the rack directly D. an electric motor that turns the torque sensor on the pinion gear 12-3 Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education. Competency: AURTTD002 Inspect and service steering systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Inspection procedures for steering systems Difficulty: Medium Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Application, purpose and operation of the following components of light vehicle steering systems and components 16. A vehicle fitted with a self-parking feature uses an on-board computer to: A. advise the driver when to turn the steering wheel during parallel parking B. control the steering wheel electrically C. operate sensors to locate empty parking spaces and advise the owner if the vehicle can safely fit in that space D. automatically apply an electric parking brake once the vehicle stops Difficulty: Medium Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Application, purpose and operation of the following components of light vehicle steering systems and components Topic: KE: Operating principles of light vehicle steering systems and associated components 17. When replacing tie-rod end ball joints on steering systems, how can the correct tie rod length be kept? A. By estimating how long the tie rod is B. By counting the number of turns required to unscrew the ball joint C. By checking the steering knuckle travel D. It is not required 18. The maximum amount of steering wheel free-play should be no greater than: A. 15 mm B. 5 mm C. 30 mm D. 50 mm 19. To correctly remove a steering wheel, the technician must: A. thump behind the wheel on alternate sides using their hands B. loosen the nut and drive until the wheel moves up C. hit the shaft with a brass drift while pulling back on the wheel D. use a puller Difficulty: Medium Foundation skills: Learning Foundation skills: Numeracy Foundation skills: Reading Gradable: automatic Topic: KE: Repair procedures for light vehicle steering systems Competency: AURTTD002 Inspect and service steering systems Difficulty: Easy Foundation skills: Learning Foundation skills: Numeracy Foundation skills: Reading Gradable: automatic Topic: KE: Inspection procedures for steering systems Topic: KE: Post-service testing procedures of steering systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Repair procedures for light vehicle steering systems 12-4 Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education. 20. On a rack-and-pinion power steering unit, the common setting for rack-and-pinion mesh would have: A. the rack yoke adjustment screw set to 20 Nm B. the rack yoke adjustment screw tightened until bottomed then backed off half a turn C. the rack yoke adjusting screw lightly torqued then backed off a few degrees to give a small clearance D. the bearings preloaded until the correct torque was required to turn the pinion Difficulty: Hard Foundation skills: Learning Foundation skills: Numeracy Foundation skills: Reading Gradable: automatic Topic: KE: Application, purpose and operation of the following components of light vehicle steering systems and components Topic: KE: Repair procedures for light vehicle steering systems 21. Heavy steering could be caused by: A. a high power steering fluid level B. tight steering-box adjustment C. high tyre pressures D. high ride-height settings 22. Rack-and-pinion steering boxes have a ball joint at each end of the rack which must be inspected for looseness or free-play. These joints are referred to as: A. inner ball joints or rack ball joints B. rack bearings or inner ball joints C. rack joints or inner balls D. steering knuckle ball joints 23. Power steering bleeding procedures include: A. turning the steering from lock to lock with the front wheels raised B. holding the steering still with engine RPM high C. pressure-filling the reservoir D. rocking the steering backwards and forwards quickly Competency: AURTTD002 Inspect and service steering systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Identification and function of major steering components Competency: AURTTD002 Inspect and service steering systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Service and adjustment procedures for steering systems 24. When working with power steering systems, what PPE should you always wear? A. Ear muffs B. Safety glasses and gloves C. A hard hat D. Knee pads 12-5 Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education. Difficulty: Medium Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: Repair procedures for light vehicle steering systems Difficulty: Easy Foundation skills: Learning Foundation skills: Reading Gradable: automatic Topic: KE: WHS and OHS requirements relating to diagnosing and repairing light vehicle steering systems 12-6 Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education. Unit 12 Test Bank Summary Category # of Question s Competency: AURTTD002 Inspect and service steering systems 9 Difficulty: Easy 11 Difficulty: Hard 2 Difficulty: Medium 11 Foundation skills: Learning 24 Foundation skills: Numeracy 3 Foundation skills: Reading 24 Gradable: automatic 24 Topic: onents Topic: Topic: Topic: Topic: Topic: Topic: Topic: Topic: Topic: KE: Application, purpose and operation of the following components of light vehicle steering systems and comp 10 KE: Diagnostic testing procedures for light vehicle steering systems 1 KE: Identification and function of major steering components 5 KE: Identification, function and basic operation of steering systems 3 KE: Inspection procedures for steering systems 2 KE: Operating principles of light vehicle steering systems and associated components 5 KE: Post-service testing procedures of steering systems 1 KE: Repair procedures for light vehicle steering systems 5 KE: Service and adjustment procedures for steering systems 1 KE: WHS and OHS requirements relating to diagnosing and repairing light vehicle steering systems 1