voltage Archives - Tomorrows Technician
Understanding Five Volt Reference Signals

A 5-volt reference flows through a sensor with a resistance that varies according to changes in temp., pressure or position.

VIDEO: P0136 O2 Sensor Circuit Low Voltage

Check out TechShop’s Tool Minute discussing trouble code P0136. This video is sponsored by Launch Tech USA.

GM Smart Charge Quick Quiz

Keep your voltage levels out of the red with this five questions quick quiz on GM’s charging systems. Before you attempt to tackle newer voltage control systems, refresh your memory on older charging systems.

Voltage Drop Quick Quiz

Today’s modern vehicles contain over $8,000 worth of electronic controls replacing the much easier to understand and diagnose mechanical controls of yesterday. Take our quick quiz to test your understanding of voltage drops in today’s electrical circuits and get an edge on the next tech!