Automotive Technology: A Systems Approach (MindTap Course List)
6th Edition
ISBN: 9781133612315
Author: Jack Erjavec, Rob Thompson
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 47, Problem 12RQ
If an electrical defect occurs in the electronic power-steering (EPS) system,____.
a. the system continues to operate normally, but the EPS warning light is illuminated
b. the system continues to operate with a slightly reduced power-steering assist
c. the EPS control unit shuts the system down by opening the fail-safe and power relays
d. the EPS control unit locks the armature in the steering gear to prevent armature and screw shaft damage
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
4 Wheel Steering(4WS)
While discussing the fail-safe function: Technician A says that the 4WS indicator light is illuminated during the fail-safe function. Technician B says that the rear wheels steer normally when the 4WS control unit enters the fail-safe mode. Who is correct?
If an electrical defect occurs in the electronic power-steering (EPS) system_ a. the system continues to operate normally, but the EPS warning light is illuminated?
Which of the following would NOT be cause for rejection when checking the power steering system?
System does not work or any hoses are chafed.
Any visible leaks (lines, hoses, steering box, rack and pinion, & hydro-boost if equipped).
Power steering belt(s) are missing, loose, frayed, or bind or contact other objects.
A clamp holding down a power steering line or hose is missing.
Chapter 47 Solutions
Automotive Technology: A Systems Approach (MindTap Course List)
Ch. 47 - Describe how a rack and pinion steering, a...Ch. 47 - A power-steering hose transmits fluid under...Ch. 47 - Describe the operation of a power assisted...Ch. 47 - Define the term gearbox ratio.Ch. 47 - What are the benefits of four-wheel steering...Ch. 47 - List the four main components in a parallelogram...Ch. 47 - What is the purpose of the power assisted rack and...Ch. 47 - In a rack and pinion steering system, what...Ch. 47 - The main job of the idler arm is to _______. a....Ch. 47 - Which of the following is true of the steering...
Ch. 47 - Rack and pinion steering —. a. is lighter in...Ch. 47 - If an electrical defect occurs in the electronic...Ch. 47 - Wandering or poor straight-ahead tracking may be...Ch. 47 - A rack and pinion steering gear _____. a. has...Ch. 47 - Which is the least likely cause of hard steering?...Ch. 47 - Technician A says that play in the steering gear...Ch. 47 - Technician A says that adjusting the steering gear...Ch. 47 - An owners concern indicates excessive play in the...Ch. 47 - While discussing steering problems: Technician A...Ch. 47 - While discussing the fail-safe function:...Ch. 47 - Technician A says that electronically controlled...Ch. 47 - A vehicle has continual excessive steering effort,...Ch. 47 - While diagnosing a loose feeling when steering a...Ch. 47 - Prob. 9ASRQCh. 47 - While diagnosing the cause of wheel shimmy:...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- Which of the following is true of the steering linkage system? a. The power cylinder can be integrated with the steering gear. b. The power cylinder can have four hydraulic lines connected to it. c. The power cylinder may be attached to the steering center link. d. All of the above.arrow_forwardTechnician A says that electronically controlled power-steering systems allow for power assistance even when an engine stalls. technician B says tha an electronic rack and pinion system provides power assistance even when the engine stalls. who is correct?arrow_forwarddescribe the operation of an electro-hydraulic power steering system (90-120 words)arrow_forward
- Before servicing a hydraulic power booster system, ______. a. drain the power steering reservoir b. pump the brake pedal with the engine off until the pedal goes hard c. open all four brake bleeders d. disconnect the batteryarrow_forwardWhile diagnosing a loose feeling when steering a vehicle with hydraulic power steering: Technician A says that the problem could be caused by air in the system. Technician B says that the problem could be caused by tight worm shaft thrust bearing preload adjustment. Who is correct?arrow_forwardList the various methods used by traction control sys terns to eliminate wheel spin.arrow_forward
- While discussing steering problems: Technician A says that a “jerky” steering wheel and a “clunking” noise could indicate worn steering column U-joints. Technician B says that lack of assist and a “growling” noise in a fluid-filled steering pump could indicate a hose or pump internal restriction. Who is correct?arrow_forwardExplain the purpose of a torsion bar in the steering systemarrow_forwardMaster cylinder Check valve HPA(High Pressure Accumulator) Plunger P-M pump Solenoid valve LPA (Low Pressure Accumulator) RL Wheel Cylinder FR Wheel Cylinder FL Wheel Cylinder RR Wheel Cylinder Figure 2: Hydraulic Control Unit (ABS) Figure 2 above shows the layout of the Antilock Braking System (ABS) Hydraulic Unit during the system is in Normal position. a) With aid of sketch, explain the ABS operation if Rear Left Wheel is Slip.arrow_forward
- A power-steering hose transmits fluid under pressure from the ___ to the ___ ___ ___ ?arrow_forwardList the four main components in a parallelogram steering linkage and explain the purpose of each component.arrow_forwardWhile discussing automatic AWD systems: Technician A says that the systems operate in 2WD nearly all of the time. Technician B says that on many systems, when the PCM receives inputs from the CAN bus, it indicates that wheel slippage power is sent to the other drive axle. Who is correct? a. Technician A only b. Technician B only c. Both A and B d. Neither A nor Barrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Automotive Technology: A Systems Approach (MindTa...Mechanical EngineeringISBN:9781133612315Author:Jack Erjavec, Rob ThompsonPublisher:Cengage LearningAutomotive TechnologyMechanical EngineeringISBN:9781337794213Author:ERJAVEC, Jack.Publisher:Cengage,
Automotive Technology: A Systems Approach (MindTa...
Mechanical Engineering
ISBN:9781133612315
Author:Jack Erjavec, Rob Thompson
Publisher:Cengage Learning
Automotive Technology
Mechanical Engineering
ISBN:9781337794213
Author:ERJAVEC, Jack.
Publisher:Cengage,
Mechanical Design (Machine Design) Clutches, Brakes and Flywheels Intro (S20 ME470 Class 15); Author: Professor Ted Diehl;https://www.youtube.com/watch?v=eMvbePrsT34;License: Standard Youtube License