Pre-Trip Inspection: Windshield

1 question in the bank cover this topic. Everything below is drawn from the sources those questions cite.

Sources: 49 CFR 396 Appendix A

What you need to know

An inoperative wiper is a defect in itself, with no fair-weather exception.

The weather you set out in is not the weather you will finish in.

Any power unit that has an inoperative wiper, or missing or damaged parts that render it ineffective.

49 CFR 396 Appendix A

Check yourself

• A vehicle with one inoperative windshield wiper is ______.

Answers are in the practice test for this topic.