ASE A5 Brakes Exam Questions and Correct Answers Graded A+

Document Content and Description Below

ASE A5 Brakes Exam Questions and Correct Answers Graded A+ A power assist brake booster push rod that is to short will cause which of the following? a. Excessive brake drag b. Brake system t... o be inoperative check c. Excessive brake pedal travel d. Brake light is illuminated -ANS>> C. Excessive brake pedal travel A short push rod length will have to travel farther for contact and result in excessive pedal travel. A vehicle with disc/drum brakes requires excessive brake pedal effort to stop. The brake pedal is firm when applied. While starting the engine with the brakes applied, the pedal does not go down slightly. Technician A says excessive brake pedal freeplay could be the cause. Technician B says air trapped in the hydraulic system could be the cause. Who is right? a. A only b. B only c. Both A and B d. Neither A nor B -ANS>> d. Neither A nor B Both technicians are wrong because the problem is in the power booster. Excessive freeplay delays application and air in the hydraulic system will cause a spongy pedal. The rear brake linings are soaked with axle grease but still have a lot of lining left on them. Which is the correct way to service these brakes? a. Replace the brake linings b. Wash in hot, soapy water and dry. c. Clean with approved cleaner and reuse check d. Repair leak and replace brake linings -ANS>> d. Repair leak and replace brake linings The leak must be repaired before the linings are replaced On a car with a drum/disc system, the front brakes lock up on light pedal application. This problem could be caused by a bad: a. Residual check valve wrong b. Proportioning valve c. Pressure differential switch check d. Metering valve -ANS>> d. Metering valve The metering valve controls the pressure to the front disc brakes on a combination system and if defective can allow too much pressure causing a lock-up. The other choices will not do this. [Show More]

Last updated: 1 year ago

Preview 1 out of 4 pages