Testing an ac compressor clutch and clutchless AC compressor, how to use a 3156 bulb to test.

(most VW as well as most other makes as well. I will work on both does not test rpm sensors used on some Toyotas, but will test to see if they are commanded on.
how to use a 3156 bulb to test internal compressor solenoid for a vehicle that has refrigerant but the pressures don't change when a.c. is on
also works on compressors that have clutches as well.

Видео Testing an ac compressor clutch and clutchless AC compressor, how to use a 3156 bulb to test. канала Lancetheanswer