How To Test A Relay With A Power Probe. The power probe 3 is our most popular circuit tester. We will be testing the relay out of the car with a battery, jumper wires, and a power probe.
The resistance between the two terminals should be very low. Insert the battery clips into the power probe. Test polarity by placing the power probe tip (the point coming out of the unit) on the circuit.
Simply Put The Battery On The Relay Terminals Connected To The Relay Coil.
Insert the battery clips into the power probe. Test polarity by placing the power probe tip (the point coming out of the unit) on the circuit. It’s small, compact, affordable, and simple to use, yet packed with enough testing features to handle the majority of your electrical testing work.
This Video Goes Over How To Test A Cars Relay.
Put the clamp with the red cord on the positive terminal of your battery and the clamp with the black cord on the negative terminal of your battery or on a ground. We will be testing the relay out of the car with a battery, jumper wires, and a power probe. How to use a power probe.
Control Circuit (Shows Resistance 50 To 120 Ohms) 86 Power In (Example:
Free shipping for many products! If your buzzer rings, you need to check the output terminals of the relay. I will show you how to test a 3 4 and 5 pin relay.
Can A Relay Cause A Parasitic Draw?
If the buzzer ring then your electromagnetic coil is ok. Relay test 2 listen for a click supply 12 volts power to 86 ground to pin 85 you will hear 87 to 87a closing click. Connect the two probe of multimeter to the coil terminals ( c1 & c2) as shown.
With The Relay Removed From The Fuse Box, The Multimeter Set To Measure Dc Voltage And The Switch In The Cab Activated, First Check To See If There Are 12 Volts At The 85 Position In The Fuse Box Where The Relay Plugs In (Or Wherever The Relay Is Located).
Godiag gt101 pirt power probe review and use tutorials. A failed ecm power relay can also cause a battery drain or dead battery. Take note of the readings.