Driver's license written test question bank, effective 2026-03-09

419. Which of the following is the most appropriate action to take when the brakes are not working on a downhill road?

  1. ①Turn the ignition off at once.
  2. ②Jump out of the car after shifting to low gear.
  3. ③Reduce speed by zigzagging.
  4. ④Run the car into a guard rail or a wall after reducing speed by shifting to low gear.
Show the answer

Answer ④

The English PDF has no explanation for this question. The Korean page carries the official explanation. Korean version of this question

Source KoROAD Safe Driving Integrated Civil Service, Driver's License Written Test Question Bank [English] (effective 2026-03-09), post 1923, Download the source PDF source PDF page 119 (checked on 2026-09-04). The question and answer are the KoROAD text as published. The buttons and notes on this page were written by the developer and have not yet been checked by a native speaker. The questions and answers themselves are the official KoROAD text.