This video covers the essential steps to properly test a car's alternator and diagnose common alternator issues. The guide demonstrates how to check the voltage regulator, diode rectifier, stator, and ...

Diode bridge failure can be caused by faulty batteries, a short circuit in the alternator stator winding, heat generated by loose connections, etc. No matter the scenario, the alternator is an ...

We have all had difficulty testing diodes in-circuit. Most DMM’s have a diode Vf function that measures forward drop, but what is the normal voltage drop?