California DMV Permit Test (Class C)Traffic Signs and SignalsMedium

You are driving on a road and see a flashing yellow 'X' above your lane. What does this signal mean?

  1. AThis lane is open for traffic traveling in your direction.
  2. BPrepare to exit the lane, as its use is changing soon.
  3. CYou must immediately move out of this lane.
  4. DThis lane is closed to all traffic.
Show answer & explanation

Correct answer: B. Prepare to exit the lane, as its use is changing soon.

A flashing yellow 'X' in a lane use signal means that the use of the lane is changing. You should prepare to move out of the lane safely, as it will soon be closed or change direction.

Why the other options are wrong

  • A. This is indicated by a steady green arrow.
  • C. An immediate move is indicated by a steady yellow 'X' or steady red 'X'.
  • D. This is indicated by a steady red 'X'.

Flashing Yellow 'X' Lane Use Signal

A signal above a lane indicating that the lane's use is about to change, and drivers should prepare to move out of it.

  • Warns of an impending lane closure or change in direction.
  • Requires drivers to prepare to vacate the lane.
  • Different from a steady yellow 'X' which means to vacate immediately.

Memory trick: An 'X' marks the spot where the lane's fate is changing!

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