Nu-Di Corporation’s #420-221 Relay Shorting Plugs enable technicians to instantly determine which half of an output circuit is suspect. The Relay Shorting Plug Kit:
Includes three adapters, three fuses (10A, 15A, 20A) and instructions;
Works on all vehicles using standard 4- and 5-pin relays;
Closes normally open contacts;
Instantly determines which half of an output circuit is suspect;
Stays secure in a relay socket so you’re free to diagnose; and
Eliminates damage to relay socket as a result of probing.
For additional information, visit www.nu-di.com.