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Professional tool for commercial or occasional use

Automotive relay tester

This item will quickly test the general health and functioning of the most common automotive relays

Quickly and accurately tests 4 styles of electro mechanical relays on most modern cars

Suitable for various applications including relay coil resistance / relay contacts / cyclic testing (not suitable for later Ford 4pin relay)

Uses 12v power from vehicle battery (car battery must be 12v and the voltage of the battery between 11v - 15v

This tester is ideal for coil resistance above 20 50 OHMS

Tester checks relays by connecting car battery to relay coil

A Green LED will show if relay is functioning properly and red if relay is faulty

SIMPLE TO USE

1. Connect to car battery by placing black clip on negative terminal and red clip on positive. When the LED lights the unit is powered up.
2. Plug relay into 4 or 5 pin socket depending on the type of relay being tested
3. Press the test button
4. Tester will check relay and display either red for faulty or green if the relay is functioning correctly
5. Tester will open and close relay 10 times to check contact closure time, if this takes to long a red LED will appear
6. Tester will then check consistency of a relay, a green LED indicates a pass a red indicates a fail
7. Disconnect from car battery and remove relay from tester
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  • Seller location: United Kingdom
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