Unlocking the Secrets of Car Relays A Step-by-Step Testing Guide

How to Test a Relay · 1. Locate the relay you wish to test. · 2. If you're ready to test your relay, set the relay with the connectors visible on your workbench ... Testing: To determine whether a relay is defective during a visual test, the relay must be removed from its socket in the relay box. Once the relay is removed, ... To test this, you will want to connect two wires to pins 1 and 3, and connect them to a 9 Volt battery or a car battery (polarity does not ... Tester will check for proper functioning of the relay contacts by connecting the car battery (11V--15V) to the relay coil. 1. Checking for Physical Damage Examine the relay for obvious damage indicators, such as fractures, burn marks, or broken components. Take the other lead of wire and connect one end to the battery positive terminal. Connect the opposite end of the wire to pin 86 on the relay. When you touch ... Keep you informed of the condition of your car relay. By continuous automobile battery(11V-15V) to the relay coil. Check the relay contact function properly. Relay Coil testing is done across terminals #85 and #86 or terminals #1 and #2 depending on the relay numbering. ... Service Tip: If the relay is ... Product details ... Feature:  1. USED: the relay tester is the 12V battery, the voltage range is 11V-15V and the coil is 20 ohm. It can quickly test pin/5 pin ... You'll need a multimeter, alligator clips, test leads, and a benchtop power supply or a 12V battery. The multimeter allows you to check the continuity.