{"product_id":"xtptfabs-obd2-bypass-cable-for-2018-2021-ram-cummins-sgw-pass-thru-direct-fit-harness","title":"XTPTFABS OBD2 Bypass Cable for 2018–2021 Ram Cummins — SGW Pass-Thru Direct-Fit Harness","description":"\u003cp\u003e\u003cstrong\u003eXTPTFABS SGW Security Gate-Way PassThru harness bypass cable is a direct-fit OBD2\/OBDII wiring solution that restores diagnostic pass-through and programming access for 2018–2021 Ram Pickup Cummins models.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis harness bypass cable replaces a damaged or missing security gateway plug to re-enable OBD-II communications between diagnostic tools and the vehicle’s control modules. Built to match original equipment fit and function, the XTPTFABS cable is made from quality materials and tested for reliable electrical connections. It simplifies troubleshooting and ECU programming without permanent vehicle modifications when installed correctly.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this harness restore OBD-II access on affected Rams?\u003c\/h3\u003e\n\u003cp\u003eThe XTPTFABS pass-thru cable bridges the security gateway that otherwise blocks external diagnostic devices from talking to engine and vehicle networks. By reconnecting the OBD2 port to the necessary bus lines, the cable allows authorized scan tools and programmers to read codes, view live data, and perform service functions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits the factory OBD-II connector layout for 2018–2021 Ram Cummins.\u003c\/li\u003e\n  \u003cli\u003eMaintains signal integrity for CAN and power lines.\u003c\/li\u003e\n  \u003cli\u003eReplaces faulty or removed SGW plugs without cutting factory wiring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes the XTPTFABS harness easy to install?\u003c\/h3\u003e\n\u003cp\u003eInstallation is designed for quick service-bay or home-garage replacement and typically takes under 10 minutes with basic hand tools. The harness follows OE connector shapes and pinouts so it mates cleanly with the vehicle’s factory plugs; no soldering or splicing should be required when the correct model is confirmed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePlug-and-play mating connectors that match OEM fit and shape.\u003c\/li\u003e\n  \u003cli\u003ePre-assembled cable length tuned for under-dash routing.\u003c\/li\u003e\n  \u003cli\u003eClear orientation to prevent incorrect installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this cable compatible with my truck and diagnostic tools?\u003c\/h3\u003e\n\u003cp\u003eThis XTPTFABS SGW bypass is specified for Ram Pickup Cummins diesel models from 2018 through 2021. It restores standard OBD-II pass-through so most commercial and aftermarket diagnostic scanners, programmers, and emission test devices can communicate normally once installed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with 2018–2021 Ram Pickup Cummins as stated by the manufacturer.\u003c\/li\u003e\n  \u003cli\u003eWorks with OBD-II\/CAN-compatible scan tools and reflash devices.\u003c\/li\u003e\n  \u003cli\u003eConfirm your truck model year and connector type before buying.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I know about quality, fit, and support?\u003c\/h3\u003e\n\u003cp\u003eXTPTFABS builds the harness from durable materials and subjects each unit to quality checks to ensure OE-like fit and reliable electrical performance. If you encounter fitment questions or need help during installation, the seller provides customer support to resolve issues and answer compatibility questions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHigh-quality materials and factory-style connectors for long life.\u003c\/li\u003e\n  \u003cli\u003eTested to ensure proper fit, shape, and function before shipping.\u003c\/li\u003e\n  \u003cli\u003eSeller support available for fitment verification and troubleshooting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The XTPTFABS SGW Security Gate-Way PassThru Harness Bypass Cable is intended for technicians, fleet managers, and owner-operators of 2018–2021 Ram Pickup Cummins trucks who need to restore OBD-II access for diagnostics, programming, or emissions testing. It’s also suitable for shops performing repairs where the factory security gateway plug is damaged or removed, and for anyone wanting a non-destructive replacement that mimics original equipment specifications.\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: Will this harness work on non-Cummins Rams?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: This model is specified for 2018–2021 Ram Pickup Cummins trucks; confirm your year and engine type before purchasing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need special tools to install the cable?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No special tools are required—basic hand tools are sufficient and installation typically takes under 10 minutes.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"XTPTFABS","offers":[{"title":"Default Title","offer_id":55163914191191,"sku":"B0BRZ3LMLY","price":33.97,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/xtptfabs-sgw-front-connector.jpg?v=1790348172","url":"https:\/\/britishgarage.co.uk\/products\/xtptfabs-obd2-bypass-cable-for-2018-2021-ram-cummins-sgw-pass-thru-direct-fit-harness","provider":"British Garage","version":"1.0","type":"link"}