Active and passive

Technician A: states that active wheel speed sensors do not require a power supply from the ABS control module.

Technician B: states that some active wheel speed sensors can determine the direction of vehicle travel.

Which technician is correct?

• Technician A

• Technician B

• Both Technicians

• Neither Technician

What main components are added to an ABS system to create ESC capability?

• Wheel speed sensors, a steering angle sensor and a lateral/yaw sensor

• A steering angle sensor and a lateral/yaw sensor

• Wheel Speed Sensors and a steering angle sensor

• A brake light switch, wheel speed sensors, a steering angle sensor and a lateral/.yaw sensor

What type of signal is generated by an inductive ABS wheel speed sensor?

• High/Low

• Analog

• Inversely proportional

• square wave

What does 4-channel ABS control?

• Brakes pressures using 4-position hydraulic solenoid valves

• Braking at front wheels individually and rear wheels together

• Brake pressures at each wheel individually

• Brake pressure to all wheels equally

What is the component tells the ABS module when a wheel is beginning to lock up?

• Brake master cylinder

• ABS Pump

• Reluctor wheel

• Speed sensor

The ABS assembly has 3 parts to it. What are they?

• Pump, motor, control module

• Pump, motor, tank

• Intake, exhaust, power

• Motor, pipe, server

How many speed sensors are needed for a 4 channel ABS system?

• 1

• 2

• 3

• 4

What is the correct name for the "toothed wheel"?

• Relapser wheel

• Reluctant wheel

• Releaser wheel

• Reluctor wheel

True or False The ABS system will not shorten the stopping distance in an emergency stop.

• True

• False

True or False A vehicle is less maneuverable without ABS

• True

• False