Auto Fuse And Relay Tester

This is an easy to use automotive 12v Relay Tester It is powered by the vehicle's battery and can quickly test whether a relay is. Parasite current draw tests can be a nightmare When a car has battery drain proper testing is vital to finding the problem This is.

Newer tool from VDIAGTOOL to trace wiring and find open and short circuits Makes some automotive wiring troubleshooting. Explained on automotive air conditioning relay for comprressor magnetic clutch.