A5 Brakes (ASE Style Questions 1

Front

All of the following can cause disc brake squeal EXCEPT: Loose or missing anti-rattle springs, Glazed linings, Dirt embedded in the linings

Back

Grease on the linings

Front

Who is right regarding the rebuilding of a caliper: Technician A says that when rebuilding a caliper with a stroking seal, the condition of the caliper bore surface is critical. Technician B says that when rebuilding a caliper with a fixed seal, the condition of the piston surface is the most important consideration?

Back

Both A and B

Front

All of the following can cause a vehicle to pull to one side when the brakes are applied EXCEPT: Seized caliper piston, Worn strut rod, Blocked master cylinder compensating port, Brake fluid soaked linings

Back

Blocked master cylinder compensating port

Front

A customer vehicle equipped with an Electronically Assisted braking system has a braking concern and warning light illuminated on the instrument panel. What steps should the technician take in troubleshooting the concern?

Back

Perform a full vehicle DTC scan, Check for applicable Technical Service Bulletins, Read up the Theory of Operation for the system.

Front

When discussing wheel bearings, all of the following statements are true EXCEPT: Tapered wheel bearings are most commonly used on drive axles, Sealed ball bearings are not adjustable, A new grease seal should be installed when bearings are repacked, The races on tapered wheel bearings cannot be interchanged

Back

Tapered wheel bearings are most commonly used on drive axles

Front

All of the following could cause the parking brake to not hold a vehicle on a grade EXCEPT: Seized cables, Excessive rear brake shoe-to-drum clearance, Seized wheel cylinder, Broken parking brake linkage

Back

Seized wheel cylinder

Front

To determine the serviceability of a brake drum, all of the following should be checked EXCEPT: Diameter, Out-of-roundness, Taper wear

Back

Minimum thickness

Front

A vehicle's brake pedal is pumped rapidly 20 times and then held down. The master cylinder cover is then removed and when the pedal is released, a geyser is seen coming from the reservoir. Technician A says that this indicates air is trapped in the system. Technician B says that this means that fluid is being forced out of the cylinder bore through the compensating ports and is normal master cylinder operation. Who is right?

Back

Technician A only

Front

Who is right regarding RWAL ABS systems: Technician A says that they must be diagnosed using a scan tool, while Technician B says that the ABS warning light will only come on when there is a fault in the system?

Back

Neither A nor B

Front

Who is right regarding the installation and condition of a phenolic caliper piston: Technician A says that any imperfection found in a phenolic caliper piston warrants replacement. Technician B says that a phenolic caliper piston should be protected with a block of wood when installing it into the caliper bore with a C-clamp?

Back

Technician B only