TPS as a Variable Resistor

The throttle position sensor (TPS) is a tiny gadget on the carburetor throttle linkage or fuel injection body. It is actually a variable resistor that changes resistance as the throttle opens wider. The throttle opening is the one that informs the engine control computer in order to change air/ fuel mixture.
 
The TPS is designed [...]

Voltage Regulator in Action

Inside your vehicle’s alternator is the voltage regulator. What is a voltage regulator? What are its functions? What are some of maintenance tips/suggestions to make alternator lasts long? Answers to these questions will be delivered in this article.
 
Voltage regulator is an electronic device housed inside the alternator. It is a component that maintains consistent voltage [...]