{"product_id":"24v-12v-obd2-adapterkabel-for-lastbil-diesel-for-diagnos-med-12v-obd2-scanners","title":"24V → 12V OBD2 Adapter Cable for Truck\/Diesel – for diagnosis with 12V OBD2 Scanners","description":"\u003cdiv class=\"product-page\"\u003e\n\u003ch2\u003e24V → 12V OBD2 Adapter Cable for Truck\/Diesel – for Diagnosis with 12V OBD2 Scanners (e.g. Launch X431\/GOLO\/EasyDiag\/ThinkDiag)\u003c\/h2\u003e\n\u003c!-- KORTVERSION 200–300 ORD --\u003e\n\u003csection id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003eHeavy Duty diesel truck adapter cable\u003c\/strong\u003e is a practical tool when you need to connect a \u003cstrong\u003e12V OBD2 diagnostic device\u003c\/strong\u003e to a vehicle with a \u003cstrong\u003e24V electrical system\u003c\/strong\u003e (e.g. many heavy-duty diesel cars and trucks). The cable functions as a \u003cstrong\u003e24V to 12V converting adapter\u003c\/strong\u003e for diagnosis and is designed to enable a safer and more compatible connection for your OBD2 scanner, while also being able to \u003cstrong\u003eread signals from the ECU\u003c\/strong\u003e according to the product text.\u003c\/p\u003e\n\u003cp\u003eIt is stated to work with several popular 12V diagnostic platforms, such as \u003cstrong\u003eLaunch X431 EasyDiag 2.0\/3.0\u003c\/strong\u003e, \u003cstrong\u003eGOLO\u003c\/strong\u003e, and also the \u003cstrong\u003eThinkDiag OBD2 Scanner\u003c\/strong\u003e (according to product information). This makes it extra useful for workshops and technicians who already own a 12V scanner but sometimes need to troubleshoot 24V vehicles in a fleet\/transport context.\u003c\/p\u003e\n\u003cp\u003eThe construction is described as \u003cstrong\u003elightweight and portable\u003c\/strong\u003e and made of \u003cstrong\u003ehigh-quality PVC\u003c\/strong\u003e with good tensile strength, which reduces the risk of cable breakage in a workshop environment. The product is marketed as an “auto repair accessory” that simplifies diagnostics and repair on heavy-duty vehicles. A line in the specification mentions “\u003cstrong\u003eInclude Protocol Transmit\u003c\/strong\u003e”, which can be interpreted as it being designed to forward diagnostic communication\/protocols between the vehicle and the 12V tool.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e converts 24V → 12V for diagnosis\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFor:\u003c\/strong\u003e 24V diesel\/truck, use 12V OBD2 scanner\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible with:\u003c\/strong\u003e Launch X431 EasyDiag 2.0\/3.0, GOLO, ThinkDiag (according to text)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e PVC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e OBD2 scanner adapter cable \/ connector\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003cnav aria-label=\"Innehållsförteckning\" id=\"toc\"\u003e\n\u003ch2\u003eTable of Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"#vad-ar\"\u003eWhat is a 24V→12V OBD2 Adapter Cable?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#nar-behovs\"\u003eWhen do you need it?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility (tools)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#anvandning\"\u003eStep-by-step: how to use the cable\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#fordelar\"\u003eAdvantages\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#felsokning\"\u003eTroubleshooting\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#spec\"\u003eSpecifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFAQ\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#ansvar\"\u003eNotes \u0026amp; Safety\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/nav\u003e\u003chr\u003e\n\u003cp style=\"margin: 0 0 10px 0;\" class=\"breadcrumbs\"\u003e\u003ca href=\"\/en-en\"\u003eHome\u003c\/a\u003e  \/  \u003ca href=\"\/en-en\/collections\/obd2-tillbehor\"\u003eOBD2 Accessories\u003c\/a\u003e  \/  \u003ca href=\"\/en-en\/collections\/lastbil-diagnos\"\u003eTruck \u0026amp; 24V Diagnosis\u003c\/a\u003e  \/  \u003cspan aria-current=\"page\"\u003e24V → 12V OBD2 Adapter Cable\u003c\/span\u003e\u003c\/p\u003e\n\u003csection id=\"vad-ar\"\u003e\n\u003ch2\u003eWhat is a 24V→12V OBD2 Adapter Cable?\u003c\/h2\u003e\n\u003cp\u003eMany heavy-duty vehicles have \u003cstrong\u003e24V electrical systems\u003c\/strong\u003e. However, many consumer and \"passenger car\" diagnostic tools are designed for \u003cstrong\u003e12V\u003c\/strong\u003e. This cable allows you to use a \u003cstrong\u003e12V OBD2 scanner\u003c\/strong\u003e for diagnosis on 24V vehicles by converting the voltage and simultaneously forwarding diagnostic signals (according to the product text).\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"nar-behovs\"\u003e\n\u003ch2\u003eWhen do you need it?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eWhen connecting a 12V OBD2 tool to a truck or diesel vehicle with 24V.\u003c\/li\u003e\n\u003cli\u003eWhen you want to simplify diagnosis in a mixed fleet (both 12V and 24V).\u003c\/li\u003e\n\u003cli\u003eWhen you want to avoid feeding a 12V tool with 24V.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility (tools)\u003c\/h2\u003e\n\u003cp\u003eAccording to the product information, the cable can be used with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eLaunch X431 EasyDiag 2.0\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eLaunch X431 EasyDiag 3.0\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eGOLO\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eThinkDiag OBD2 Scanner\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Compatibility may also depend on the vehicle and the protocol\/diagnostic system used. The cable handles the voltage level, but diagnostic support depends on the scanner and vehicle.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"anvandning\"\u003e\n\u003ch2\u003eStep-by-step: how to use the cable\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eTurn off the vehicle's ignition.\u003c\/li\u003e\n\u003cli\u003eConnect the adapter cable to the vehicle's diagnostic port.\u003c\/li\u003e\n\u003cli\u003eConnect your \u003cstrong\u003e12V OBD2 scanner\u003c\/strong\u003e to the OBD2 end of the cable.\u003c\/li\u003e\n\u003cli\u003eTurn on the ignition (ON) and start diagnosis in your app\/tool.\u003c\/li\u003e\n\u003cli\u003eRead fault codes\/live data according to your scanner's instructions.\u003c\/li\u003e\n\u003cli\u003eDisconnect in reverse order when you are done.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp style=\"padding: 12px; border: 1px solid #e5e5e5; border-radius: 10px;\"\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e If you often work on heavy-duty vehicles – document which vehicles offer the best compatibility with your scanner to save time.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"fordelar\"\u003e\n\u003ch2\u003eAdvantages\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConverts 24V to 12V\u003c\/strong\u003e for diagnosis (according to product text)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePortable\u003c\/strong\u003e – lightweight and easy to carry\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePractical\u003c\/strong\u003e for workshops and fleets with mixed vehicles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable cable\u003c\/strong\u003e made of PVC with good tensile strength\u003c\/li\u003e\n\u003cli\u003eMakes it easier to use existing 12V tools even on 24V vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"felsokning\"\u003e\n\u003ch2\u003eTroubleshooting\u003c\/h2\u003e\n\u003ch3\u003eNo connection with ECU\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCheck that the ignition is ON.\u003c\/li\u003e\n\u003cli\u003eCheck that the scanner actually supports the vehicle's system\/protocol.\u003c\/li\u003e\n\u003cli\u003eTry reconnecting and ensure the connectors are fully seated.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eScanner does not start\/no power\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCheck that the vehicle's diagnostic port provides power.\u003c\/li\u003e\n\u003cli\u003eCheck that the adapter cable is correctly connected.\u003c\/li\u003e\n\u003cli\u003eIf possible: test the scanner on a 12V vehicle to rule out a scanner fault.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eUnstable communication\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAvoid tugging the cable and ensure contacts are not loose.\u003c\/li\u003e\n\u003cli\u003eEnsure the vehicle's battery\/electrical system has stable voltage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"spec\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eProduct Name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e24V to 12V Convert Adapter Cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eConvert 24V to 12V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eItem Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eConnector \/ Adapter Cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eDiagnose\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003ePVC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eInclude Protocol Transmit (according to product text)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCompatible tools\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eLaunch X431 EasyDiag 2.0\/3.0, GOLO, ThinkDiag (according to product text)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × 24V → 12V OBD2 scanner adapter cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFAQ – Frequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003e1) Is this an OBD2 scanner?\u003c\/h3\u003e\n\u003cp\u003eNo, it is an adapter cable. You need a separate 12V OBD2 scanner\/app.\u003c\/p\u003e\n\u003ch3\u003e2) Why do I need 24V→12V?\u003c\/h3\u003e\n\u003cp\u003eMany heavy-duty vehicles have 24V, while many OBD2 tools are designed for 12V.\u003c\/p\u003e\n\u003ch3\u003e3) Does it work on all trucks?\u003c\/h3\u003e\n\u003cp\u003eThe cable handles the voltage, but diagnostic support depends on your scanner and the vehicle's system.\u003c\/p\u003e\n\u003ch3\u003e4) Does it work with ThinkDiag?\u003c\/h3\u003e\n\u003cp\u003eYes, ThinkDiag is mentioned as compatible in the product text.\u003c\/p\u003e\n\u003ch3\u003e5) Does it work with Launch X431 EasyDiag?\u003c\/h3\u003e\n\u003cp\u003eYes, EasyDiag 2.0\/3.0 are mentioned as compatible in the product text.\u003c\/p\u003e\n\u003ch3\u003e6) Do I need to turn on the ignition?\u003c\/h3\u003e\n\u003cp\u003eYes, the ignition normally needs to be ON for the ECU to communicate.\u003c\/p\u003e\n\u003ch3\u003e7) Is the cable durable?\u003c\/h3\u003e\n\u003cp\u003eIt is described as being made of PVC and having good tensile strength.\u003c\/p\u003e\n\u003ch3\u003e8) Can I read ECU signals?\u003c\/h3\u003e\n\u003cp\u003eYes, the product text states that it can read signals from the ECU (provided your scanner supports the system).\u003c\/p\u003e\n\u003ch3\u003e9) Is it heavy and bulky?\u003c\/h3\u003e\n\u003cp\u003eNo, it is described as lightweight and portable.\u003c\/p\u003e\n\u003ch3\u003e10) What does “Include Protocol Transmit” mean?\u003c\/h3\u003e\n\u003cp\u003eIt implies that it is designed to forward diagnostic communication\/protocols between the vehicle and the scanner.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"ansvar\"\u003e\n\u003ch2\u003eNotes \u0026amp; Safety\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUse only for its intended function: \u003cstrong\u003ediagnosis\u003c\/strong\u003e with 12V OBD2 tools on 24V vehicles.\u003c\/li\u003e\n\u003cli\u003eCheck that your scanner supports the vehicle's diagnostic system – the cable does not solve a lack of software support.\u003c\/li\u003e\n\u003cli\u003eWork stationary and safely – do not use diagnostic equipment while driving.\u003c\/li\u003e\n\u003cli\u003eIf you are unsure of the vehicle's voltage: measure before connecting equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003chr\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003e24V → 12V OBD2 adapter cable\u003c\/strong\u003e is a smart accessory for those who want to use a 12V scanner on 24V diesel\/trucks. It is portable, built from durable PVC, and is mentioned to work with popular tools like Launch X431 EasyDiag\/GOLO and ThinkDiag. Perfect for workshops and fleets when you want to simplify diagnostics on heavy-duty vehicles.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Boyna","offers":[{"title":"Default Title","offer_id":54779062944012,"sku":"FEL-A0282","price":44.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/Ha2be9e07fbfd42f0b6a17328b02d3ae0f.jpg?v=1780392578","url":"https:\/\/www.felkodslasare.se\/en-en\/products\/24v-12v-obd2-adapterkabel-for-lastbil-diesel-for-diagnos-med-12v-obd2-scanners","provider":"Felkodsläsare","version":"1.0","type":"link"}