SOS Mechanic Certification- Brakes Exam
Complete Questions and Guide Answers
100% Verified Graded A+
1. Most 1995 & newer vehicles use which of the following types of wheels bearings
on non-drive wheel?
Answer Sealed non-serviceable
2. to test a vacuum power brake booster in the vehicle, you should pump the brake
pedal at least 4 times, hold the brake pedal depressed, and start the engine. the brake
pedal should
Answer drop slightly and remain firm
3. You are installing a set of brake shoe linings that are not the same length.
Traditionally, the primary shoe lining is
Answer Smaller and goes towards the front of the car.
4. A cracked or torn vacuum diaphragm in a brake power booster would most likely cause
Answer a hard pedal feel requiring very high pedal ettort to stop
, 5. A mechanic finds gear lube inside both rear brake drums on a rear wheel drive
vehicle. What is the most likely cause of this problem?
Answer A plugged axle
6. Which of the following incorrect service procedures will cause brake lock-up?-
Answer master cylinder push rod adjusted too long
7. Which of the following describes the proper way to depressurized an ABS system?
Answer Pump the brake pedal at least 25 times (or more, depending on the manufacturer's recommendation) with the ignition
ott.
8. The rear brakes are dragging after having new linings installed and the drums machined.
the most likely cause is the
Answer technician use the parking brake to adjust shoes and the cable is stuck
9. When turning brake drums
Answer use a dampening strap to reduce chatter
10. Which of the following is NOT a necessary drum brake measurement?
Answer run-out
11. On a 3-channel system, which wheels are on the same circuit?
Answer both rear wheels
Complete Questions and Guide Answers
100% Verified Graded A+
1. Most 1995 & newer vehicles use which of the following types of wheels bearings
on non-drive wheel?
Answer Sealed non-serviceable
2. to test a vacuum power brake booster in the vehicle, you should pump the brake
pedal at least 4 times, hold the brake pedal depressed, and start the engine. the brake
pedal should
Answer drop slightly and remain firm
3. You are installing a set of brake shoe linings that are not the same length.
Traditionally, the primary shoe lining is
Answer Smaller and goes towards the front of the car.
4. A cracked or torn vacuum diaphragm in a brake power booster would most likely cause
Answer a hard pedal feel requiring very high pedal ettort to stop
, 5. A mechanic finds gear lube inside both rear brake drums on a rear wheel drive
vehicle. What is the most likely cause of this problem?
Answer A plugged axle
6. Which of the following incorrect service procedures will cause brake lock-up?-
Answer master cylinder push rod adjusted too long
7. Which of the following describes the proper way to depressurized an ABS system?
Answer Pump the brake pedal at least 25 times (or more, depending on the manufacturer's recommendation) with the ignition
ott.
8. The rear brakes are dragging after having new linings installed and the drums machined.
the most likely cause is the
Answer technician use the parking brake to adjust shoes and the cable is stuck
9. When turning brake drums
Answer use a dampening strap to reduce chatter
10. Which of the following is NOT a necessary drum brake measurement?
Answer run-out
11. On a 3-channel system, which wheels are on the same circuit?
Answer both rear wheels
