{"product_id":"performance-tool-12v-4-5-pin-automotive-relay-tester-3009-self-contained-led-pass-fail-battery-powered","title":"Performance Tool 12V 4- \u0026 5-Pin Automotive Relay Tester 3009 — Self-Contained LED Pass\/Fail, Battery Powered","description":"\u003cp\u003e\u003cstrong\u003ePerformance Tool 3009 is a handheld, self-contained tester that quickly verifies 12-volt 4- and 5-pin automotive relays outside the vehicle with clear green\/red LED pass\/fail results.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eReplace guesswork with a compact diagnostic tool designed to check relay coils and switch contacts without any vehicle hookups. The Performance Tool 3009 runs on included AA batteries and gives immediate pass\/fail feedback, making relay troubleshooting faster and less disruptive than bench swaps or partial installations. Because it tests the most common relay types used in modern cars, trucks, and SUVs, it’s a practical addition to a mechanic’s kit, fleet toolbox, or a DIY enthusiast’s garage.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this tester confirm a relay is good or bad?\u003c\/h3\u003e\n\u003cp\u003eThe tester energizes the relay coil and checks the switch contacts, then displays the result with two LEDs: green for pass, red for fail. It reveals both coil circuit continuity and whether contacts are switching as expected, so you avoid reinstalling a faulty relay or chasing unrelated wiring problems.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApplies 12V to the coil to simulate in-vehicle operation\u003c\/li\u003e\n  \u003cli\u003eMonitors switch contacts for open or closed conditions\u003c\/li\u003e\n  \u003cli\u003eInstant green LED = relay functioning correctly\u003c\/li\u003e\n  \u003cli\u003eInstant red LED = coil break or contact failure detected\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I use it directly on a car, or do I need extra cables?\u003c\/h3\u003e\n\u003cp\u003eNo clamps, jumpers, or vehicle battery connections are required—the unit is fully self-contained for out-of-vehicle testing. That makes it safer and faster to verify relays removed from their sockets, and it reduces the risk of accidental shorts while probing live circuits.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSelf-powered by included AA batteries—no external power source needed\u003c\/li\u003e\n  \u003cli\u003ePlug-in socket fits common 4- and 5-pin relay configurations\u003c\/li\u003e\n  \u003cli\u003eCompact footprint for bench testing or mobile service calls\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich relays and vehicles will this tester work with?\u003c\/h3\u003e\n\u003cp\u003eThe Performance Tool 3009 is built to test the most widely used 12-volt 4-pin and 5-pin automotive relays found across consumer and light-duty vehicles. It doesn’t cover uncommon relay pinouts or specialized high-current modules, but it handles the majority of HVAC, lighting, fuel pump, and accessory relays you’ll encounter.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with standard 4-pin changeover and 5-pin common automotive relays\u003c\/li\u003e\n  \u003cli\u003eDesigned for 12-volt automotive systems typical in cars, trucks, and SUVs\u003c\/li\u003e\n  \u003cli\u003eNot intended for proprietary or large industrial relay formats\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is it to use for non-professionals?\u003c\/h3\u003e\n\u003cp\u003eOperation is straightforward: insert the relay, press the test contacts, and read the LED indicator. The compact, no-fuss design and clear pass\/fail lights let hobbyists and fleet technicians get reliable results without a long learning curve or specialized equipment.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePlug relay into the tester’s socket—no wiring diagrams needed for common relays\u003c\/li\u003e\n  \u003cli\u003eGreen LED confirms functional coil and contacts; red LED flags failure\u003c\/li\u003e\n  \u003cli\u003eComes with 4 AA batteries so it’s ready to use out of the box\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Performance Tool 3009 is ideal for auto technicians, mobile mechanics, fleet maintenance crews, and DIY car owners who need a fast, portable way to validate 12V 4- and 5-pin relays. If you regularly diagnose electrical problems, replace relays, or service multiple vehicles, this tester reduces diagnostic time and prevents unnecessary parts swaps. It’s also a practical tool for hobbyists who want a reliable way to confirm relays before reinstalling them.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this tester require a car battery to operate?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. The Performance Tool 3009 is self-powered and runs on the included AA batteries.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will it test 5-pin relays used for fuel pumps or lights?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It tests most standard 12V 4- and 5-pin automotive relays used for pumps and lighting.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Performance Tool","offers":[{"title":"Default Title","offer_id":67585688666297,"sku":"B0CB711FNB","price":120.01,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0822\/3765\/3177\/files\/performance-tool-3009-front-view.jpg?v=1790475557","url":"https:\/\/redleafauto.ca\/products\/performance-tool-12v-4-5-pin-automotive-relay-tester-3009-self-contained-led-pass-fail-battery-powered","provider":"Redleaf Auto","version":"1.0","type":"link"}