Weekly Quiz Brakes 3/16/2022

An automobile has a soft, spongy brake pedal.The technician should check for

• a collapsed brake hose

• a system leak

• unauthorized parts

• inappropriate use by the driver

When pressure is applied to fluid in a inclosed space, the fluid exerts.

• the same pressure equally in all directions

• more pressure in the area where fluid is applied

• less pressure in the area where fluid is applied

• potentially hazardous friction in all directions

when servicing a brake drum assembly, parts should be replaced________ at a time

• one

• two

• three

• four

To back off the brake shoe adjuster when removing a brake drum the technician should use what tool to turn the star wheel on the adjuster

• brake shoe gauge

• brake drum micrometer

• tool bar

• brake spoon

A technician is given a service/repair order with a customer concern of " grinding noise when braking" The technician should first

• Make a visual inspection before making repairs

• verify customer's concerns

• preform a full front brake job

• preform a 4 wheel brake job

A high hard brake pedal and excessive stopping distances could indicate.

• low brake fluid

• a defective power brake booster

• air in the hydraulic brake system

• brake pads may be worn out

Vacuum-assist power brake units have __________reserve stops

• 0

• 2 to 3

• 5 to 7

• 8 to 10

When using manufacturer's diagnostic routines for traction control,

• the technician can retrieve DTCs by using scan tools

• DTCs can be ignored if they do not match customer's symptom

• DTCs symptom charts are only a suggested diagnostic route

• visual inspection may be eliminated if DTCs are present

When following a manufacturer's diagnostic routine, which of the following is correct?

• DTC is the last step in diagnosis process

• Diagnosis by symptom charts is helpful if no traction control DTC is present.

• Basic brakes and engine concerns do not affect traction control performance

• Traction control only works in cold weather states

When using manufacturer's diagnostic material, it is TRUE that

• a general description of the system is USUALLY found in the beginning of the diagnostic section

• failure to follow flow charts will usually result in repairing vehicles

• known good components means that

  defective parts may be substituted for diagnostic purposes

• no DTCs means the system is okay