Automotive electrical connectors are one of the most overlooked reasons for starting troubles associated with the electrical systems of cars and other vehicles. The major components of a car’s electrical system are the battery, alternator or generator, starter, solenoid, voltage regulator, fuses, and wiring and connectors–each of which perform very specific functions:

• The battery is the place where electrical energy is stored and will be used for starting the car and/or will be used when the engine is turned off.

• The alternator is what produces the energy while the engine is running–electrical energy which is stored by the battery.

• As the electrical power is being used it must be at the correct voltage and this is the job of the voltage …