Chapter 59 quiz questions automotive

A pulsating pedal during a non-ABS stop could be due to a warped brake drum or thickness variations in a disc rotor.

True

Many rear-wheel-drive ABS vehicles have a sensor mounted in the differential.

True

A tone ring cannot be incorporated in a wheel bearing.

False

Single channel ABS on a rear brake set up on a pickup truck or SUV can lock and unlock each rear wheel independently.

False

Non-integral ABS has:

The Master cylinder and ABS Modulator are separate from each other

An ABS accumulator uses pressurized:

Nitrogen

False modulation is when:

The ABS operates when it is not suppose to

A partially broken wire in a wheel speed sensor can:

Make the ABS set a fault code or show erratic or no signal from that wheel.

While having a discussion, Technician A says that having a sensor at each wheel means that the ABS is four channel. Technician B says that having a sensor at each wheel does not necessarily mean that the ABS is four channel. Some three-channel systems have four-channel braking. Who is correct?

B Only

While having a discussion, Technician A says that the majority of ABS problems result from failure of a wheel speed sensor. Technician B says that some wheel speed sensors fail because of exposure to harsh operating conditions, and others fail due to abuse. Who is correct?

Both A and B