Thickness variation specification for most disc rake rotors is

0.0005 inch
0.005 inch
0.050 inch
0.500 inch

What is the most likely cause of a low brake pedal after installation of new master cylinder?

Overfilled master cylinder reservoir
Air in the system
Misadjusted rear drum brakes
Adjustment of the brake pedal

How much vacuum should be measured at the vacuum booster with the engine running?

5 to 8 inches Mercury (in. Hg)
8 to 10 inches Mercury (in. Hg)
10 to 14 inches Mercury (in. Hg)
At least 15 inches Mercury (in. Hg)

The red brake light is on. Technician A says the parking brake could be engaged. Technician B says that the brake fluid could be low. Which technician is correct?

Technician A
Technician B
Both Technicians A and B are correct
Neither Technician A nor B is correct