{"title":"Caterpillar Products","description":"\u003ch2\u003eCaterpillar Connector and Wiring Repair Products\u003c\/h2\u003e\u003cp\u003eBrowse connector repair kits, pigtails, diagnostic test leads, and harness components for Caterpillar applications. Verify the exact machine, module, connector, and part number before ordering.\u003c\/p\u003e\u003ch3\u003eShop Caterpillar Repair Parts\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eECM and control-module connector repairs\u003c\/li\u003e\n\u003cli\u003ePre-crimped wiring and replacement harness components\u003c\/li\u003e\n\u003cli\u003eDiagnostic test leads and bench-testing accessories\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eMatch pin count, connector shape, keying, color, part number, and machine application with the original component.\u003c\/p\u003e","products":[{"product_id":"cat-3406e-40-pin-ecu-connector-repair-kit-key-a-truck-side","title":"CAT 3406E ECU Connector Repair Kit – Restore Your Truck's Performance with Ease","description":"\u003ch2\u003eRevitalize Your Truck's Performance with the CAT 3406E ECU Connector Repair Kit\u003c\/h2\u003e\u003cp\u003eWith the \u003cstrong\u003eCAT 3406E ECU Connector Repair Kit\u003c\/strong\u003e, you can breathe new life into your Caterpillar 3406E engine systems without the hassle and expense of a full wiring harness replacement. This essential repair kit simplifies the process, allowing you to fix damaged connector issues swiftly and efficiently, which means less downtime for your truck and more time on the road.\u003c\/p\u003e\u003cp\u003eDesigned for ultimate convenience, the kit includes a 40-position Key A connector and everything you need for a reliable repair. Enjoy peace of mind knowing that your engine will operate smoothly with stable ECU communication.\u003c\/p\u003e\u003ch3\u003eKey Highlights:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Perfect for Caterpillar 3406E engine systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e 40-position Key A truck-side connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWires:\u003c\/strong\u003e 30 pre-crimped wires, each approximately 1 foot long\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication:\u003c\/strong\u003e Equipped with green\/yellow and purple\/green twisted pairs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Built for harsh diesel environments\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis kit is ideal for anyone working in trucking, whether you're a fleet manager, a mobile technician, or simply a DIY enthusiast. Stop allowing electrical issues to hinder your vehicle's performance. Repairing a damaged connector is a quick way to enhance engine communication and reliability.\u003c\/p\u003e\u003cp\u003eMake the smart choice and upgrade your Caterpillar 3406E today. Remember to verify fitment before ordering, as this kit is specifically crafted for the truck-side 40-pin Key A connector. Don’t wait—restore your truck’s performance with the CAT 3406E ECU Connector Repair Kit!\u003c\/p\u003e","brand":"Diesel Electronic Supply","offers":[{"title":"Default Title","offer_id":48854720938178,"sku":null,"price":250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/3119\/2258\/files\/52e12f52-cat-3406E-40-pin-ecu-connector-repair-kit-truck-side-1.webp?v=1789695300"},{"product_id":"cat-3406e-40-pin-ecu-connector-repair-kit-key-b-ecm-side","title":"CAT 3406E 40-Pin ECU Connector Repair Kit (Key B – ECM Side)","description":"\u003ch2\u003eCAT 3406E 40-Pin ECU Connector Repair Kit, Key B\u003c\/h2\u003e\u003cp\u003eRepair a damaged or corroded ECM-side harness connector on Caterpillar engines with a 40-pin Key B connector and pre-crimped wires. This kit focuses on the ECM-side connection, helping restore electrical continuity without replacing the entire engine harness.\u003c\/p\u003e\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary application:\u003c\/strong\u003e Caterpillar 3406E\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector:\u003c\/strong\u003e 40-position Key B, ECM side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire Leads:\u003c\/strong\u003e 40 pre-crimped wires with matching pins\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire Length:\u003c\/strong\u003e 1 foot each\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e ECM-side connector and harness repair\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat's Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\u003c\/strong\u003e 40-position Key B connector for the ECM side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e40\u003c\/strong\u003e pre-crimped wires with matching pins, approximately 1 foot each\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible Caterpillar Engine Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCAT 3406E\u003c\/li\u003e\n\u003cli\u003eCAT C10\u003c\/li\u003e\n\u003cli\u003eCAT C11\u003c\/li\u003e\n\u003cli\u003eCAT C12\u003c\/li\u003e\n\u003cli\u003eCAT C13\u003c\/li\u003e\n\u003cli\u003eCAT 3126\u003c\/li\u003e\n\u003cli\u003eCAT 3176\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Repair the ECM-Side Connector?\u003c\/h3\u003e\u003cp\u003eThe ECM supports critical engine functions such as fuel delivery, injection timing, sensor communication, and diagnostics. A damaged connector can contribute to no-start conditions, fault codes, communication errors, engine derate, or intermittent shutdowns. Replacing the connector instead of the complete harness can help reduce repair time and downtime.\u003c\/p\u003e\u003ch3\u003eBuilt for Heavy-Duty Diesel Service\u003c\/h3\u003e\u003cp\u003eThis repair kit is intended for demanding engine-bay conditions, including heat, vibration, oil and fluid exposure, and long-duration operation. It is suited for diesel repair shops, engine rebuild facilities, and fleet maintenance operations.\u003c\/p\u003e\u003ch3\u003eVerify Fitment Before Ordering\u003c\/h3\u003e\u003cp\u003eConfirm that your application uses a 40-pin Caterpillar ECM-side Key B connector. Compare the connector key, position count, and engine application before installation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e This kit repairs the ECM-side connector only. The ECM module is not included.\u003c\/p\u003e","brand":"Diesel Electronic Supply","offers":[{"title":"Default Title","offer_id":48854721233090,"sku":null,"price":300.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/3119\/2258\/files\/d6c4d459-cat-3406E-40-pin-ecu-connector-repair-kit-ecm-side-1.webp?v=1789695333"}],"url":"https:\/\/dieselelectronicsupply.com\/collections\/caterpillar-products.oembed","provider":"Diesel Electronic Supply","version":"1.0","type":"link"}