{"product_id":"aim-lcu-one-s-open-wideband-lambda-controller-usb","title":"AiM LCU-One S OPEN Wideband Lambda Controller | USB Config","description":"\u003ch2\u003eAiM LCU-One S OPEN Wideband Lambda Controller\u003c\/h2\u003e\u003cp\u003eThe AiM LCU-One S OPEN is a wideband lambda controller for measuring lambda and supporting engine fuel-mixture tuning. The OPEN version uses a 7-pin connector that can be connected to a PC with a dedicated USB cable, purchased separately, for Race Studio 3 configuration of the device and CAN messages.\u003c\/p\u003e\u003cp\u003eIt uses a Bosch LSU 4.9 wideband sensor and provides a listed lambda measurement range of 0.65 to 1.6. The controller can be configured for petrol, diesel, and alternative-fuel engines by setting the appropriate stoichiometric ratio.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eConfirmed LCU-One S OPEN features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e7-pin connector\u003c\/strong\u003e for the OPEN version.\u003c\/li\u003e\n\u003cli\u003eDedicated USB cable connection to a PC, with the cable purchased separately.\u003c\/li\u003e\n\u003cli\u003eConfiguration through \u003cstrong\u003eAiM Race Studio 3\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eCAN-message configuration through Race Studio 3.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBosch LSU 4.9\u003c\/strong\u003e wideband sensor support.\u003c\/li\u003e\n\u003cli\u003eListed lambda measurement range from \u003cstrong\u003e0.65 to 1.6\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eStoichiometric-ratio configuration for petrol, diesel, and alternative fuels.\u003c\/li\u003e\n\u003cli\u003eUseful for fuel-mixture analysis on two-stroke and four-stroke engines.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe controller measures and communicates lambda data. It is not a standalone engine ECU, fuel-injection controller, or data logger.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eOPEN-version connection and setup\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eConfirm that the selected installation requires the OPEN version and its 7-pin connection.\u003c\/li\u003e\n\u003cli\u003ePurchase the dedicated USB programming cable separately where PC configuration is required.\u003c\/li\u003e\n\u003cli\u003eUse Race Studio 3 to configure the device and CAN messages.\u003c\/li\u003e\n\u003cli\u003eInstall the Bosch LSU 4.9 sensor according to the sensor manufacturer’s requirements and the vehicle application.\u003c\/li\u003e\n\u003cli\u003eConfirm CAN wiring, power, termination, sensor placement, exhaust heat exposure, and receiving AiM system before installation.\u003c\/li\u003e\n\u003cli\u003eValidate lambda readings against the actual engine setup and a known reference before using them for tuning decisions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe current product record does not specify the USB cable length, connector pinout, power requirement, CAN message map, sensor kit contents, or a vehicle-specific fitment table. Confirm those details before ordering.\u003c\/p\u003e\u003cp\u003eUse the \u003ca href=\"\/pages\/aim-race-studio-3-knowledge-hub\"\u003eAiM Race Studio 3 Knowledge Hub\u003c\/a\u003e for configuration and data workflows. Visit \u003ca href=\"\/pages\/aim-downloads-documentation\"\u003eAiM Downloads \u0026amp; Documentation\u003c\/a\u003e for official live AiM software, firmware, and documentation sources.\u003c\/p\u003e\u003cp\u003e\u003cimg alt=\"AiM LCU-One S OPEN wideband lambda controller\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0696\/6670\/1531\/files\/LCU1S_1.png?v=1759722321\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eLCU-One S OPEN FAQ\u003c\/h2\u003e\u003cdiv\u003e\n\u003cdetails\u003e\u003csummary\u003eWhat makes the LCU-One S OPEN different?\u003c\/summary\u003e\u003cp\u003eThe OPEN version has a 7-pin connector that can connect to a PC through a dedicated USB cable for Race Studio 3 configuration. The cable is purchased separately.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhich sensor does it use?\u003c\/summary\u003e\u003cp\u003eThe product is specified for a Bosch LSU 4.9 wideband sensor.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat lambda range does it measure?\u003c\/summary\u003e\u003cp\u003eThe listed measurement range is 0.65 to 1.6 lambda.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eCan I configure it with Race Studio 3?\u003c\/summary\u003e\u003cp\u003eYes. Race Studio 3 is used to configure the device and CAN messages through the OPEN version’s PC connection.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhich fuels and engines can it support?\u003c\/summary\u003e\u003cp\u003eThe stoichiometric ratio can be configured for petrol, diesel, and alternative-fuel engines. The listing identifies use for two-stroke and four-stroke engine analysis.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eIs the USB cable included?\u003c\/summary\u003e\u003cp\u003eNo. The dedicated USB cable is identified as a separately purchased option for the OPEN version.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003chr\u003e\u003cp\u003eFor LCU-One S OPEN selection, Bosch LSU 4.9 fitment, USB configuration, CAN wiring, or lambda-setup advice in New Zealand and Australia, \u003ca href=\"\/pages\/contact-our-team\"\u003econtact Harris Race Radios\u003c\/a\u003e.\u003c\/p\u003e","brand":"AiM","offers":[{"title":"Default Title","offer_id":47649110065371,"sku":"X08LCU1SOC200","price":889.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0696\/6670\/1531\/files\/LCU1SOpen.webp?v=1759721300","url":"https:\/\/harrisraceradios.com\/products\/aim-lcu-one-s-open-wideband-lambda-controller-usb","provider":"Harris Race Radios","version":"1.0","type":"link"}