Electric Power Steering Flashcard

Front

The two basic types of electric power steering include ________.

Back

column mounted and rack mounted

Front

The advantages of electric power steering compared to hydraulic power steering include ________.

Back

All of the above

Front

What type of motor is used in most electric power steering (EPS) systems?

Back

DC brushless

Front

Two technicians are discussing electric power steering (EPS) systems. Technician A says that some systems operate on 12 volts. Technician B says that some systems operate on 42 volts, such as on some hybrid electric vehicles. Which technician is correct?

Back

Both technicians

Front

A typical electric motor used in electric power steering systems produces about how much power? Options: 1 horsepower, 3/4 horsepower, 1/2 horsepower, 1/4 horsepower

Back

1 horsepower

Front

What is the relationship between the power steering control module (PSCM) and the powertrain control module (PCM)?

Back

Uses serial data lines between the two modules

Front

If a fault is detected in the electric power steering system, what dash light is turned on?

Back

The "service vehicle soon" light or the power steering warning light.

Front

What diagnostic equipment is usually needed to diagnose faults or relearn the electric power steering system?

Back

Factory of factory-level scan tool

Front

Self-park systems use what sensors and EPS to achieve the parking maneuver? Options: Ultrasonic sensors, Steering wheel position sensor, Wheel speed sensors (WSS), All of the above

Back

All of the above

Front

Electro-hydraulic power steering systems use ________.

Back

an electric motor to power a hydraulic pump and a conventional hydraulic power steering gear.