Universal Electronic Automotive Relay Tester Car Auto Battery Checker 12V Tool
1 x Relay Tester. Rear Differential Assembly For Ford Kuga MK2 AWD 2012-19 Edge 2014- CV6W4C166BB. The coil resistance is preferably above or equal 20 ohms. If the relay is abnormal the red LED will light, it's normal the green LED will light.