CDL General Knowledge TestDriving SafelyMedium
You are driving a commercial vehicle and notice that the steering wheel has excessive play, meaning you can turn it several inches without the wheels reacting. What is the most likely cause of this issue?
- AToo much power steering fluid in the reservoir.
- BOver-inflated tires on the steer axle.
- CA misaligned front axle.
- DA worn steering gear box or loose tie rod ends.
Show answer & explanationAnswer & explanation
Correct answer: D. A worn steering gear box or loose tie rod ends.
Excessive play in the steering wheel is a common symptom of worn components in the steering system, such as a worn steering gear box or loose tie rod ends. These components directly connect the steering wheel to the wheels, and their wear introduces slack.
Why the other options are wrong
- A. Too much power steering fluid could cause leaks or foaming, but not typically excessive play.
- B. Over-inflated tires can affect handling but typically don't cause excessive steering wheel play.
- C. A misaligned front axle causes pulling or uneven tire wear, not usually excessive steering play.
Excessive Steering Play Causes
Mechanical defects in the steering system that result in the steering wheel moving significantly without corresponding movement of the vehicle's wheels.
- Indicates worn or loose components.
- Common culprits: steering gear box, tie rod ends.
- Reduces steering control.
- Requires immediate repair for safety.
Memory trick: Loose steering? Look for worn parts, it's not a game!