Relay Fuse Buddy acts as a convenient relay bypass switch with live amperage readings
Is it a circuit problem or a relay problem?  Relay Fuse Buddy can help diagnose the case
In circuit bypass switch controls power downstream of relay
Displays live circuit current – 20 Amps continueous – 30 Amps momentary
Turn on and off DC motors, fuel injectors, fuel pumps and see the amp draw
No amp probes or clamp meters required
Wide coverage – includes adapters for 6 different relays