Deck 39: Manual Transmissiontransaxle Service

Question 1

An excessively low lubricant level will most likely cause ______.

A) gear clash
B) hard shifting
C) gear lockup or seizure
D) gear jump-out

Answer 1

C

Question 2

Grooves on the internal surface of the synchronizer blocker ring must be rounded.

Answer 2

False

Question 3

Jumping out of gear is often caused by loose, worn, or out-of-adjustment shift linkage.

Answer 3

True

Question 4

Manual transmission/transaxle lubricants in use today include ______.

A) automatic transmission fluids
B) engine oils
C) multiple viscosity gear oils
D) all answers are correct

Question 5

Manual transmission oil-level check intervals range from every 7,500 to 30,000 miles (12,070 to 48,280 km).

Question 6

On some cars, the engine and transmission must be removed as a unit.

Question 7

Some manual transmissions/transaxles have a dipstick to check the fluid level.

Question 8

Using a lubricant that is thicker than service manual specifications can lead to ______.

A) gear jump-out
B) hard shifting
C) gear lockup
D) gear slippage

Question 9

A poorly adjusted shift linkage can cause which of the following problems?

A) gear clash
B) hard shifting
C) jumping out of gear
D) all answers are correct

Question 10

A clicking noise during transmission/transaxle operation may be an indication of ______.

A) worn main shaft (input shaft) bearings
B) faulty synchronizer operation
C) failed oil seals
D) worn, broken, or chipped gear teeth

Question 11

When inspecting the manual transmission magnet, if there is not evidence of brass on the magnet, the blocker rings can be considered to be in good condition.

Question 12

If one gear tooth on a countergear assembly is broken, the entire assembly must be replaced.

Question 13

Manual transmission/transaxle internal shift linkage should be adjusted if a shift linkage problem is identified.

Question 14

A plugged transmission vent may cause a seal to leak.

Question 15

Hard shifting may be caused by _____.

A) improper lubricant
B) a worn clutch
C) misadjusted shift linkage
D) all answers are correct

Question 16

Which of the following may be reused when rebuilding a transmission?

A) gaskets
B) seals
C) snap rings
D) synchronizer assemblies

Question 17

A broken clutch cable may be caused by worn engine or transmission mounts.

Question 18

Transmission identification numbers often include the ______.

A) gear ratios
B) manufacturer
C) assembly date
D) all answers are correct

Question 19

If a noise stops with the engine at idle and the clutch disengaged, the noise is probably coming from the inside of the transmission.

Question 20

To provide an even wear pattern, it is recommended to assemble the synchronizer sleeve onto the hub in a new position.

Question 21

Technician A says spinning bearings with compressed air is a good way to dry them. Technician B says spinning a bearing with air may cause it to be damaged. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 22

Technician A checks the engine and transmission mounts by running the engine at 1,500 rpm and with the park brake on lightly applying the clutch, while an assistant observers the movement of the engine and transmission. Technician B checks the mounts by applying 100 ft./lbs. of torque to the drive shaft with a torque wrench while measuring the movement of the engine with a dial indicator. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 23

Which of the following will NOT cause gear clash?

A) incorrect lubricant
B) incorrect clutch adjustment
C) worn countergear bearings
D) worn synchronizer blocking rings

Question 24

Technician A checks the transmission mounts by pushing up and down on the transmission while observing the mounts. Technician B says if the case moves up but not down, the mounts require replacement. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 25

Technician A says a transmission noise is caused by something internal if it is most noticeable during a test drive. Technician B says the noise is caused by the clutch if the noise disappears when the clutch is disengaged. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 26

Technician A says hard shifting in all gears may be caused by a single worn synchronizer assembly. Technician B says hard shifting in all gears may be caused by incorrect clutch linkage adjustment. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 27

Prior to disassembling the transmission/transaxle, clean the unit with a ______.

A) cleaning solvent
B) degreaser
C) steam cleaner
D) all answers are correct

Question 28

Technician A says if the dog (clutch) teeth of the synchronizer are rounded, the synchronizer should be reused. Technician B says the movement of the synchronizer sleeve on the shaft should be checked. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 29

What could cause transmission fluid to drip out of the transmission vent?

A) air in the hydraulic clutch lines
B) wrong type of transmission fluid
C) restricted transmission filter
D) faulty pressure regulator valve

Question 30

A transmission is being assembled, but the mainshaft and input shaft do not easily slide into their bores in the transmission case. Technician A installs the mainshaft assembly into the case by tightening the extension housing retaining bolts. Technician B installs the input shaft by tightening the front bearing retainer bolts. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 31

When installing a ball bearing that is a press fit [tight] onto the main shaft, pressure should be applied to the _____ race.

A) inner
B) outer
C) both "inner" and "outer"
D) neither "inner" nor "outer"

Question 32

A car jumps out of gear into neutral when decelerating or going down hills. Technician A checks the shift lever and internal gearshift linkage. Technician B says the clutch pilot bearing could be the problem. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 33

While discussing transmission/transaxle rebuilding procedures, Technician A says shims located under bearing cups should always be replaced. Technician B keeps all shims and bearing races together and identified for reinstallation in their original location. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 34

Gold-colored particles in the transmission fluid are an indication of worn ______.

A) blocking rings
B) gear teeth
C) roller bearings
D) shifter forks

Question 35

Technician A says broken or worn engine and transaxle mounts can cause a transaxle to have shifting problems. Technician B says poor shift boot alignment cannot cause a transaxle to jump out of gear. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 36

Technician A says the transmission output shaft seal is prone to leakage. Technician B says a worn transmission rear bushing may contribute to output shaft seal leakage. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 37

Transmission ID numbers are being discussed. Technician A says most identification numbers include the model, gear ratios, manufacturer, and assembly date. Technician B says the transmission ID number is located on the driver's side door pillar. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 38

A growling noise that occurs when the transaxle is in neutral, the vehicle is not moving, the engine is running, and the clutch is engaged is most likely caused by ______.

A) clutch pilot bearing
B) differential carrier bearing
C) output shaft bearing
D) input shaft bearing

Question 39

A rough growling noise occurs when the engine is running, the transmission is in neutral, the clutch is engaged, and the vehicle is not moving. Technician A says the input shaft bearing may be faulty. Technician B says the countergear bearing may be faulty. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 40

Manual transaxle input shafts are typically supported by ______ bearings.

A) ball
B) pilot
C) straight roller
D) tapered roller

Question 41

Technician A checks ball bearings by spin testing with an air blower. Technician B cleans and lubricates the bearings then spins them by hand while checking for roughness or vibration. Who is correct?

A) A only
B) B only
C) both A and B
D) Nether A nor B

Question 42

Some aluminum manual transmission/transaxle case cracks may be repaired with a(n) ____________________ sealer.

Question 43

Roll pins are installed and removed from the shifter linkage with what tools?

A) snap ring pliers
B) pin punch and hammer
C) torx socket
D) needle-nose pliers

Question 44

____________________ shifting may be caused by clutch linkage out of adjustment.

Question 45

A rough growling noise heard from a transaxle while in neutral with the engine running, vehicle stationary, and clutch engaged is a likely indication that there is a problem in the ____________________.

Question 46

Gear ____________________ is indicated by a grinding noise during shifting.

Question 47

Technician A loosens the CV joint axle nut using a breaker bar with the wheels on the ground and an assistant holding pressure on the brake pedal. Technician B uses an impact wrench. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 48

What type of bearings should not be washed in solvent?

A) caged needle bearings
B) tapered roller bearings
C) loose roller bearings
D) sealed ball bearings

Question 49

A rough growling noise occurs when the vehicle is moving and the transmission is in forward or reverse gears. The noise is not heard when the transmission is in neutral. Technician A says the output or mainshaft bearings may be faulty. Technician B says the pilot bearing may be faulty. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 50

To prepare for the removal of the transmission, the ____________________ should be disconnected first.

Question 51

Paper-type blocker rings should be soaked in ____________________ prior to installing them.

Question 52

The owner of an FWD car complains that the vehicle jumps out of second and fourth gears when he accelerates hard. Technician A says there could be insufficient clearance between the shifter boot and the shifter. Technician B says one of the engine mounts could be broken. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 53

If a threaded area in an aluminum housing is damaged, a _____ insert can be used to restore the damaged threads.

A) polycarbonate bushing
B) poly-lock
C) helicoil
D) nylock

Question 54

An engine support fixture is used to hold the engine in place while removing a ______.

A) FWD transaxle
B) RWD transmission
C) both "FWD transaxle" and "RWD transmission"
D) neither "FWD transaxle" nor "RWD transmission"

Question 55

Technician A checks the condition of blocking rings by measuring the clearance between the blocking ring and the face of the gear. Technician B visually inspects the blocking ring for worn clutch teeth and smooth internal surfaces. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 56

Prior to disassembly, alignment marks should be made on the synchronizer ____________________ and hub.

Question 57

Technician A uses a gear puller to remove ball bearings from the main shaft. Technician B uses a pin punch. Who is correct?

A) A only
B) B only
C) both A and B
D) Neither A nor b

Question 58

Transaxle R&R is being discussed. Technician A says in some cases, flange-mounted drive shafts may be left attached to the wheel and hub assembly and only unbolted at the transmission flange. Technician B says never separate the lower ball joint from the steering knuckle as this may cause wheel alignment problems. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 59

____________________ mallets can be used to tap shafts and other parts into place.

Question 60

Technician A uses a soft-face hammer to tap a bearing into its bore. Technician B uses a ball-peen hammer and brass drift. Who is correct?

A) A only
B) B only
C) both A and B
D) neither A nor B

Question 61

How do you inspect a ball bearing?

Question 62

List five maintenance checks that should be made during the visual inspection of transmission/transaxle and related components while the unit is in the vehicle.

Question 63

Prior to disassembling a manual transmission, measure the input and output shaft ____________________ with a dial indicator.

Question 64

End play and preload are usually set by placing ____________________ under the bearing caps.

Question 65

List the areas of potential transmission fluid leakage.

Question 66

List three components that may need to be removed from the vehicle before the transmission/transaxle can be removed.

Question 67

Identify three causes of unusual noises from within a manual transmission.

Question 68

If the transmission does not have a dipstick the transmission fluid level can be checked by removing the ____________________ plug on the side of the unit.

Question 69

Name three lubricant types that are used in manual transmissions.

Question 70

Name three components of the differential assembly.

Question 71

A gear puller or ____________________ press is often needed to remove gears and synchronizer assemblies from transmission/transaxle pinion shafts.

Question 72

A ____________________ is used to measure end play.

Question 73

What is the procedure for checking the transmission fluid level if the transmission does not have a dipstick?

Question 74

Identify three causes of hard shifting.

Question 75

What do shiny metallic particles in the oil indicate?

Question 76

Identify three items to check when inspecting blocker rings.