Exam (elaborations)
SOS MECHANIC CERTIFICATION - BRAKES EXAM ()
- Course
- Institution
SOS MECHANIC CERTIFICATION - BRAKES EXAM ()...
[Show more]
Seller
Follow
Content preview
SOS MECHANIC CERTIFICATION - BRAKESEXAM (2024-2025)
Which of the following types of non-drive wheel bearings are used in the majority
of 1995 and newer vehicles? - ANSWER Sealed non-serviceable
To test a vacuum power brake booster in your car, pump the brake pedal at least
four times, keep it depressed, and start the engine. The brake pedal should decrease
slightly but stay solid.
You're installing a set of brake shoe linings that aren't all the same length.
Traditionally, the major shoe lining is smaller and located towards the front of the
car.
A broken or torn vacuum diaphragm in a brake power booster would most likely
cause: - A harsh pedal feel that requires very high pedal effort to stop.
A mechanic discovers gear lube within both rear brake drums on a rear-wheel drive
automobile. What's the most likely cause of this issue? - ANSWER A clogged axle.
Which of the following faulty service techniques will result in brake lockup? -
ANSWER: The master cylinder push rod was adjusted too long.
Which of the following describes how to properly depressurize an ABS? -
ANSWER With the ignition turned off, pump the brake pedal at least 25 times (or
more, if recommended by the manufacturer).
The rear brakes are dragging after new linings were placed and the drums
machined. The most likely cause is: - ANSWER: The technician used the parking
brake to adjust shoes, and the cable became trapped.
When turning brake drums: Use a dampening strap to eliminate chatter.
, Which of the following is not a required drum brake measurement? - ANSWER ran
out
In a three-channel system, which wheels are on the same circuit? - ANSWER: Both
rear wheels
One method for testing an ABS wheel speed signal is to utilize _____ on your
digital multimeter. - ANSWER AC Volts
The ABS control module receives its key input from the - ANSWER: Wheel speed
sensors
ABS speed sensor with sensor rings: - ANSWER should never be pounded or
tapped, and it should always be replaced as a matched pair.
Flexible brake hoses need to be replaced. - Answer when wetness is seen on the
hose.
Which of the following should be used to check for variations in rotor thickness?
ANSWER Micrometer
After replacing a master cylinder, the rod between the master cylinder and the
booster should be appropriately adjusted.
After evaluating the brake fluid condition, the technician notices that the diaphragm
in the master cylinder cup is bloated. Which of the following is the most plausible
explanation? - silicone fluid was added to the system.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Humat. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $10.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
75759 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now