{"product_id":"ecm-cummins-cm850-vw-constellation-caminhoes-com-motor-isl-8-3l-reparo","title":"ECM Cummins CM850 — VW Constellation \/ Trucks with ISL 8.3L Engine | Repair","description":"\u003ch2\u003eECM Cummins CM850 — ISL 8.3L Engine\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eECM Cummins CM850\u003c\/strong\u003e is an electronic engine control unit genuinely manufactured by Cummins for \u003cstrong\u003eISL 8.3L\u003c\/strong\u003e engines — used in Volkswagen Constellation trucks and in buses and fleets equipped with this engine. Unlike Bosch ECUs that control Cummins engines, the CM850 is a Cummins product, featuring a Motorola\/Delphi processor and an external PSOP AM29BL162CB calibration memory.\u003c\/p\u003e\n\u003cp\u003eThe AM29BL162CB memory stores calibration and injection maps. Its failure causes loss of calibration, engine in emergency mode, or no start. The module manages 6 common rail injection channels (injectors 1–6), rotation and temperature sensors, CAN communication, and J1939 diagnostics.\u003c\/p\u003e\n\u003ctable\u003e\n\n\u003ctr\u003e\n\n\u003cth\u003eField\u003c\/th\u003e\n\n\u003cth\u003eDetail\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eModule\u003c\/td\u003e\n\n\u003ctd\u003eCummins ECM CM850\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\n\u003ctd\u003eCummins (Motorola\/Delphi)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eEngine\u003c\/td\u003e\n\n\u003ctd\u003eCummins ISL 8.3L — 6 cylinders, Common Rail\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eCalibration memory\u003c\/td\u003e\n\n\u003ctd\u003ePSOP AM29BL162CB (external to processor)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eProtocol\u003c\/td\u003e\n\n\u003ctd\u003eCAN \/ J1939\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\u003ch3\u003e⚠️ Compatibility\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eVehicles with Cummins ISL 8.3L engine and ECM CM850:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003eVolkswagen Constellation 24.250 \/ 26.260 \/ 19.320 \/ 31.320 \/ 25.320 with Cummins ISL engine\u003c\/li\u003e\n\n\u003cli\u003eBuses and special applications with ISL 8.3L engine\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eIn doubt? Send a photo of the module label via WhatsApp — we'll confirm before any shipment.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eRepair Process\u003c\/h3\u003e\n\u003col\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eContact and screening\u003c\/strong\u003e — inform vehicle model and reported defect\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eModule shipment\u003c\/strong\u003e — via postal service or carrier\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBench diagnosis\u003c\/strong\u003e — processor, AM29BL162CB memory, injection, and CAN circuits\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eQuote\u003c\/strong\u003e — technical report without upfront charge\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eRepair and reprogramming\u003c\/strong\u003e — component replacement and calibration reprogramming\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eFinal bench test\u003c\/strong\u003e — all channels verified before return\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eShipment with warranty\u003c\/strong\u003e — invoice + 90 days technical warranty\u003c\/li\u003e\n\n\n\u003c\/ol\u003e\n\u003cp\u003e📦 Average lead time: \u003cstrong\u003e7 to 15 business days\u003c\/strong\u003e. 🚚 Local pickup\/delivery available in CE and PR.\u003c\/p\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e90-day technical warranty\u003c\/strong\u003e on all repaired or remanufactured modules.\u003c\/p\u003e\n\u003ch3\u003eTalk via WhatsApp\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/wa.me\/5588970411186?text=Ol%C3%A1!%20Preciso%20de%20informa%C3%A7%C3%B5es%20sobre%20reparo%20do%20ECM%20Cummins%20CM850\"\u003e📱 Northeast Team — CE\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/wa.me\/556796404607?text=Ol%C3%A1!%20Preciso%20de%20informa%C3%A7%C3%B5es%20sobre%20reparo%20do%20ECM%20Cummins%20CM850\"\u003e📱 South \/ National Team — PR\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e📧 Contact@ecmtechcenter.com\u003c\/p\u003e","brand":"ECM Tech Center","offers":[{"title":"Upon Request","offer_id":56011324883266,"sku":null,"price":10000.0,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/2346\/1186\/files\/de-injecao-cm850-n4921776---costellation-19320.webp?v=1788204658","url":"https:\/\/www.ecmtechcenter.com\/en\/products\/ecm-cummins-cm850-vw-constellation-caminhoes-com-motor-isl-8-3l-reparo","provider":"Ecm Tech Center","version":"1.0","type":"link"}