What should you do if you encounter an electrical problem while working on a vehicle?

When encountering an electrical problem while working on a vehicle, shutting off the power supply is the safest and most responsible action to take. This step helps to prevent electrical shock and protects both the technician and the vehicle's electrical system from potential damage.

Electrical systems in vehicles can carry significant voltage, and working on these systems without first disconnecting the power can lead to hazardous situations. By shutting off the power, you minimize the risk of accidental shorts, sparks, or other dangerous incidents that could occur while handling wiring or components. Additionally, it ensures a safer environment to diagnose and address the issue effectively.

Using rubber tools, while potentially helpful in some electrical contexts, does not replace the necessity of disconnecting power. Continuing work without taking precautions could lead to serious accidents. Therefore, shutting off the power supply is the recommended procedure for safely addressing electrical problems in vehicles.