

47019
Also available in display with 4 pieces
- Checks interior and exterior lights
- Checks relays and power windows
- Test power windows and electric motors
- Power supply function when testing shorted or overloaded circuits
- Finds open or disconnected parts
- Test the positive and negative voltage
- Tests continuity in switches, relays, diodes, & fuses, and wiring harnesses
- Polarity test cables and sockets
- Find short circuits and bad earths fast