Hand and Arm Signals Every Ontario Driver Should Know

In a world of electric signals, hand and arm signals feel old-fashioned, but they are still on the G1 test, still legally valid, and still genuinely useful. If your turn signals fail, or you are trying to read a cyclist’s intentions, these three signals are the whole language. They are easy to learn because they all use the left arm out the driver’s window.

The three signals

• Left turn: left arm straight out the window, pointing horizontally to the left. You are pointing the way you are going.
• Right turn: left arm out and bent upward at the elbow, hand pointing to the sky. The upward bend stands in for the right turn you cannot point at directly.
• Stop or slowing down: left arm out and bent downward at the elbow, hand pointing to the ground. The downward hand means slowing or stopping.

A simple way to remember them: arm straight out is left, arm up is right, arm down is stop. All three come out the same window, so the only thing that changes is where your hand points.

When you actually use them

The obvious case is a signal-light failure. If a bulb burns out or your electrical system fails, hand signals let you keep communicating your intentions legally until you can get it fixed. But the more common reason to know them is other road users. Cyclists use these exact signals to tell you where they are going, so recognizing an arm out or an arm bent up helps you predict a cyclist’s next move and give them room.

How to signal so it actually helps

A signal only works if other people see it in time. Put the arm out well before you turn or stop, not as you are already doing it, and hold it long enough to be noticed. Make the movement clear rather than a small flick, then bring your hand back to the wheel before you begin the turn so you keep full control. In heavy rain or bright glare a light signal can be hard to read, and that is exactly when a clear arm signal earns its keep.

Reading a cyclist’s signals

The same three signals are how cyclists tell you what they are about to do, so knowing them is not only about your own car. When you see a rider put an arm out to the left, bend it up, or drop it down, you know their next move before they make it and can leave room. Reading these cues is a big part of sharing the road with cyclists, buses and emergency vehicles.

Why the test cares

Hand signals show up on the G1 because communication is a core part of safe driving. A signal, whether a light or an arm, is how you tell everyone around you what you are about to do, and predictable drivers are safe drivers. Expect at least one question on which signal means what.

Learn them once, keep them forever

These three signals take about a minute to memorize and they never change. Picture the arm straight out for left, up for right, and down for stop, and you have them. To drill them alongside the rest of the rules and signs, FreeG1 is free and covers the entire G1 test with practice questions and full mock exams.

Keep reading: the right-of-way rules and how four-way stops work.

Based on the Official MTO Driver’s Handbook. Last reviewed July 2026.