How to Test an AC Clutch Coil?

Answer The A/C compressor is the heart of the system, and without a good compressor, the unit will not function. The compressor is engaged by the compressor clutch, made up of a powerful electromagnet and... Read More »

Top Q&A For: How to Test an AC Clutch Coil

How to Test the Coil With an Ohmmeter?

Testing a coil with an ohmmeter provides a definitive answer, but the specifications for the ohm readings vary. Each manufacturer has specifications that fit the profile of their ignition system ne... Read More »

How to Test Coil Wire?

The ignition coil wire sits in the ignition distributor of your car and transforms the battery's voltage to the voltage needed to stimulate your spark plugs. The voltage from a battery is only 12 v... Read More »

How to Test a GM Ignition Coil?

Testing or checking an ignition coil can tell you a lot about the health of your ignition system. Since the coil is the center of the system, it has to be working right or the car will not run righ... Read More »

How to Test an Engine Coil?

Automotive ignition coils function as miniature transformers that increase 12 volts to several thousand for the purpose of igniting the spark plugs. Without an ignition coil, the spark inside the c... Read More »