2025/2026 EXAM QUESTIONS AND
ANSWERS | 100% PASS
A cracked or torn vacuum diaphragm in a brake power booster would most
likely cause: - 🧠 ANSWER ✔✔a hard pedal feel requiring very high pedal
effort to stop
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
A mechanic finds gear lube inside both rear drums on a rear wheel drive
vehicle. What is most likely the cause of this problem? - 🧠 ANSWER ✔✔a
plugged axle
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
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COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED
, While test driving a car, the mechanic finds that the right front brake
"grabs". The most likely cause of this problem is: - 🧠 ANSWER ✔✔brake
fluid or grease on the brake linings
Which of the following incorrect service procedures will cause brake lock-
up? - 🧠 ANSWER ✔✔master cylinder push rod adjusted too long
Which of the following incorrect service procedures could cause brake
pedal pulsation? - 🧠 ANSWER ✔✔incorrect run-out on the car brake lathe
A common cause of pedal pulsation during brake application is: - 🧠
ANSWER ✔✔NOT caused by improperly torqued wheels, damaged
backing plates, or lubricated shims
A properly functioning load sensing proportioning valve will: - 🧠 ANSWER
✔✔cause an increase in the hydraulic pressure during braking at the rear
wheel cylinders when the vehicle is loaded.
which of the following is a quick way to isolated a defective master
cylinder? There are no external leaks in the system. - 🧠 ANSWER
✔✔pump up the brake pedal, then hold it firm. if the pedal slowly drops to
the floor, the master cylinder may be defective.
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COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
PRIVACY STATEMENT. ALL RIGHTS RESERVED