Which of these actions should be taken before attempting to restart a stalled vehicle?

Ensuring that the vehicle is in a safe location is a critical first step before attempting to restart a stalled vehicle. This action prioritizes safety for the driver and any passengers, as well as for other road users. If a vehicle has stalled, it may be in a precarious position on a busy road or intersection, potentially obstructing traffic or creating hazards for other drivers. By moving the vehicle to a safe area—such as the shoulder of the road or a designated parking spot—the driver can minimize risks associated with restarting the engine, which might require additional actions like checking traffic or moving about the vehicle.

Checking the fuel gauge, engaging the handbrake, and turning off electrical systems are prudent actions in their own right, but they do not address the immediate need for safety before attempting a restart. A stalled vehicle in an unsafe location could lead to accidents or create further complications, regardless of whether the fuel level is sufficient or if the handbrake is engaged. Therefore, prioritizing safety by ensuring the vehicle is in a safe location is a fundamental step in the process.