WorksheetsSteering 4 L2
Total questions: 10
Worksheet time: 5mins
How many types of Electrical Assisted Steering are there?
Two
Three
One
Four
Which of these is not a component of EPAS?
Complex wiring loom
Steering potentiometers
Planetry gearset
Steering speed sensor
The motor used in a EPAS is BLDC type motor?
True
False
What inputs are required for the ECU to operate steering?
Direction, Speed of turn, Effort of turn
Engine speed, Effort of turn, Speed of turn
Vehicle speed, Engine speed, Effort of turn
Vehicle speed, Direction, Effort of turn
The ECU recieves information from sensors and relates this to:
Pre-programmed characteristics
Full assistance at high speed
Low assistance at low speed
Self-driving mode
What is main purpose of planetry gearset?
Failsafe in case motor fails
Allow differents amount of effort of motor
To vary the input speed of motor
To allow variable geared steering
How does steering movement sensor operate?
Rotational angle of torsion bar
Speed steering wheel turns
Hydraulic pressure exceeds relief valve
Torsion sensor on the output shaft
What happens if vehicle is held in full lock?
ECU reduces power to motor
Hydraulic relief valve opens
Torque sensor turns off
Warning lamp illuminates
What is the benefit of EPAS?
All of the answers
Reduced fuel consumption
Additional safety features
Weight saving
What is lane assist?
Car remains in chosen lane
Car automatically changes lane on indication
Car automatically return to lane after overtaking
Car can self park
