Automotive Technology
7th Edition
ISBN: 9781337794213
Author: ERJAVEC, Jack.
Publisher: Cengage,
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Textbook Question
Chapter 39, Problem 2MC
A clicking noise during transrnission/transaxle operation may be an indication of ________.
a. worn mainshaft (input shaft) bearings
b. faulty synchronizer operation
c. failed oil seals
d. worn, broken, or chipped gear teeth
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A clicking noise during transmission/transaxle operationmay be an indication of __ .a. worn mainshaft (input shaft) bearingsb. faulty synchronizer operationc. failed oil sealsd. worn, broken, or chipped gear teeth
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Chapter 39 Solutions
Automotive Technology
Ch. 39 - After draining gear oil from a transaxie, the...Ch. 39 - Prob. 2SACh. 39 - Prob. 3SACh. 39 - What tool is often required to remove gears and...Ch. 39 - When removing or installing bearings, where should...Ch. 39 - List five common sources for transmission fluid...Ch. 39 - What should you do to properly identify the type...Ch. 39 - List at least five items that are typically...Ch. 39 - Prob. 1TFCh. 39 - True or False? Bearing noise increases under load...
Ch. 39 - A rough, growling noise that is heard from a...Ch. 39 - A clicking noise during transrnission/transaxle...Ch. 39 - Worn teeth on a speed gear can cause_______. a....Ch. 39 - Using a lubricant that is thicker than the...Ch. 39 - A poorly adjusted shift linkage can cause which of...Ch. 39 - Technician A says that the transmission rear seal...Ch. 39 - A noise occurs in forward and reverse gears but...Ch. 39 - A rough, growling noise occurs when a vehicle with...Ch. 39 - A car jumps out of gear into neutral, particularly...Ch. 39 - While diagnosing a noise from a transmission:...Ch. 39 - Technician A says that broken or worn engine and...Ch. 39 - Technician A says that shims may be used to adjust...Ch. 39 - During a test drive, a noise that appears to be...Ch. 39 - While inspecting the synchronizers of a transaxle:...Ch. 39 - Technician A says that the proper fluid level for...
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- Define the purpose of the final drive gears.arrow_forwardWhat causes suction of fluid into the gear pump? a. when pressure drops during engagement of teeth at the suction side b. when pressure increases during engagement of teeth at the suction side c. when pressure drops during disengagement of teeth at the suction side d. when pressure increases during disengagement of teeth at the suction side Clear my choicearrow_forwardIn a transaxle, the pinion gear on the pinionshaft meshes with the ___.a. reverse idler gearb. ring gearc. countershaft drive geard. input geararrow_forward
- A rough, growling noise that is heard from a transaxlewhile it is in neutral with the engine running, thevehicle stationary, and the clutch engaged is a likelyindication that there is a problem in the __ .a. transaxle input shaft bearingsb. transaxle main (intermediate) shaft bearingsc. first/second synchronizer assemblyd. pinion and ring gear interactionarrow_forwardPinion gear-to-flywheel ring gear clearance is beingdiscussed: Technician A says that if there is too muchclearance, there will be a high pitch while the enginecranks. Technician B says that if there is too littleclearance, there will be a high pitch noise after theengine is started. Who is correct?a. Technician Ab. Technician Bc. Both A and Bd. Neither A nor Barrow_forwardWhen an idler gear is placed between the driving and driven gears, the driven gear:a. rotates the opposite direction as the drive gearb. rotates the same direction as the drive gearc. reduces the torque transfer from the drivegear to the driven geard. none of the abovearrow_forward
- Insufficient clutch pedal clearance results in_ _ _ _ _ _ _ _ _ .a. gear clashing while shifting transmissionb. a noisy front transmission bearingc. premature release bearing failured. premature pilot bearing failurearrow_forwardUsing a lubricant that is thicker than the specifiedlubricant can lead to __ .a. the gear to jump outb. hard shiftingc. gear lockupd. gear slippagearrow_forward49.--- as the driving members. a. Slipping b. Grabbing c.Dragging d.Abnormal noises 50. The decreased inflation pressure causes increased tyre chord stresses and wear in the tread's center. a. True b. False -------occurs When the clutch is fully engaged, the driven disc does not rotate at the same speed 51. Name the component displayed a. Spark plug b. Electrical plug c. Glow plug d. Sink plug 51. Name 2 purposes of the job card? a. To inform the technician of the type of service work required b. To allow the technician to record faults found c. To give to the customer to inform of the work completed d. To record prices of parts and labour of the service JOB No. NIMCAIONG 52. Which of the statements below is an advantage of vehicle maintenance? a. It will ensure the vehicle will pass an MOT test b. It will ensure the vehicle will not breakdown before its next service c. It will increase the price of the vehicle d. It will identify potential faults before they become more dangerousarrow_forward
- Words: Backlash, Bearing, Combined, Cup, Dial, Gearset, Housing, Indicator, Position, Record, Shims, Spacers,Thickness, Tighten1 Measure the ________________ of the original side bearing preload shims.2 Install the differential case into the ________________.3 Install service ________________ that are the same thickness as the original preload shims between eachbearing ________________ and the housing.4 Install the bearing caps and finger ________________ the bolts.5 Mount a dial ________________ to the housing so that the button of the indicator touches the face of thering gear. Using two screwdrivers, pry between the ________________ and the housing. Pry to one side andset the dial indicator to zero, then pry to the opposite side and ________________ the reading.6 Select two shims with a ________________ thickness to that of the original shims plus the indicator reading,then install them.7 Using the proper tool, drive the shims into ________________ until they are fully seated.8…arrow_forwardA noise occurs in forward and reverse gears but not in neutral: Technician A says that the input shaft bearing may be bad. Technician B says that the mainshaft bearing may be bad. Who is correct? a. Technician A only b. Technician B only c. Both Aand B d. Neither A nor Barrow_forwardWhile reviewing the procedure for setting backlash: Technician A says that backlash is adjusted along with side-bearing preload by loosening or tightening side-bearing adjusting nuts. Technician B says that normally, to decrease the amount of backlash, a thin shim is installed on one side of the gear and a thick one on the other side. Who is correct? a Technician A only b. Technician B only c. Both A and B d. Neither A nor Barrow_forward
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