Quebec Knowledge Test Coach
Road signsQuestion 121 of 318
A yellow diamond sign with a black car that skids and a thermometer marked 0°C.

What does this sign mean?

  1. The road may be icy near 0 degrees
  2. The road ahead is closed for the winter
  3. Snow tires are required from here
  4. A thermometer shop is ahead
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Correct answer: The road may be icy near 0 degrees

This sign warns of ice. A road, bridge or overpass can be icy or frosty when the temperature is near freezing.

Source: Driver's Handbook, 2nd edition (SAAQ, 2018), Chapter 3, Road Signs and Traffic Signals > Identification and meaning of road signs and traffic signals, page 166

Practice road signs

Questions last reviewed: 18 October 2026