{"product_id":"bmw-cas4-cloning-repair","title":"BMW CAS4 \/ CAS4+ Cloning, Repair \u0026 Key Data Transfer – Plug \u0026 Play (Mail-In Service)","description":"\u003cp data-start=\"408\" data-end=\"590\"\u003eThis service provides complete \u003cstrong data-start=\"439\" data-end=\"489\"\u003ecloning, repair, data extraction, and recovery\u003c\/strong\u003e for the \u003cstrong data-start=\"498\" data-end=\"540\"\u003eBMW CAS4 and CAS4+ immobilizer modules\u003c\/strong\u003e used in nearly all early F-series BMW vehicles.\u003c\/p\u003e\n\u003cp data-start=\"592\" data-end=\"641\"\u003eCAS4 is a security-critical module controlling:\u003c\/p\u003e\n\u003cul data-start=\"642\" data-end=\"875\"\u003e\n\u003cli data-start=\"642\" data-end=\"663\"\u003e\n\u003cp data-start=\"644\" data-end=\"663\"\u003eImmobilizer \/ ISN\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"664\" data-end=\"699\"\u003e\n\u003cp data-start=\"666\" data-end=\"699\"\u003eKey recognition \u0026amp; keyless start\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"700\" data-end=\"731\"\u003e\n\u003cp data-start=\"702\" data-end=\"731\"\u003ePush-to-start authorization\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"732\" data-end=\"763\"\u003e\n\u003cp data-start=\"734\" data-end=\"763\"\u003eRolling code authentication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"764\" data-end=\"792\"\u003e\n\u003cp data-start=\"766\" data-end=\"792\"\u003eVehicle access \u0026amp; locking\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"793\" data-end=\"875\"\u003e\n\u003cp data-start=\"795\" data-end=\"875\"\u003eCommunication with DME\/DDE, FEM\/BDC (when present), Kombi, and gateway modules\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"877\" data-end=\"917\"\u003eCAS4\/CAS4+ units commonly fail due to:\u003c\/p\u003e\n\u003cul data-start=\"918\" data-end=\"1198\"\u003e\n\u003cli data-start=\"918\" data-end=\"938\"\u003e\n\u003cp data-start=\"920\" data-end=\"938\"\u003eCorrupted EEPROM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"939\" data-end=\"969\"\u003e\n\u003cp data-start=\"941\" data-end=\"969\"\u003eDead MCU \/ corrupted flash\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"970\" data-end=\"989\"\u003e\n\u003cp data-start=\"972\" data-end=\"989\"\u003eWater intrusion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"990\" data-end=\"1020\"\u003e\n\u003cp data-start=\"992\" data-end=\"1020\"\u003eFailed programming attempt\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1021\" data-end=\"1059\"\u003e\n\u003cp data-start=\"1023\" data-end=\"1059\"\u003eBattery voltage drop during update\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1060\" data-end=\"1083\"\u003e\n\u003cp data-start=\"1062\" data-end=\"1083\"\u003eKeys not recognized\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1084\" data-end=\"1128\"\u003e\n\u003cp data-start=\"1086\" data-end=\"1128\"\u003eVehicle stuck in \u003cstrong data-start=\"1103\" data-end=\"1126\"\u003eno crank \/ no start\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1129\" data-end=\"1161\"\u003e\n\u003cp data-start=\"1131\" data-end=\"1161\"\u003e“Immobilizer fault” messages\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1162\" data-end=\"1198\"\u003e\n\u003cp data-start=\"1164\" data-end=\"1198\"\u003eNo communication with scan tools\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1200\" data-end=\"1309\"\u003eUsing professional \u003cstrong data-start=\"1219\" data-end=\"1256\"\u003eBDM-style bench programming tools\u003c\/strong\u003e, we safely extract and transfer all CAS4\/CAS4+ data.\u003c\/p\u003e\n\u003ch3 data-start=\"1311\" data-end=\"1344\"\u003e\u003cstrong data-start=\"1315\" data-end=\"1342\"\u003e1. CAS4 \/ CAS4+ Cloning\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1345\" data-end=\"1359\"\u003eWe transfer:\u003c\/p\u003e\n\u003cul data-start=\"1360\" data-end=\"1505\"\u003e\n\u003cli data-start=\"1360\" data-end=\"1370\"\u003e\n\u003cp data-start=\"1362\" data-end=\"1370\"\u003eEEPROM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1371\" data-end=\"1380\"\u003e\n\u003cp data-start=\"1373\" data-end=\"1380\"\u003eFLASH\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1381\" data-end=\"1407\"\u003e\n\u003cp data-start=\"1383\" data-end=\"1407\"\u003eISN (immobilizer code)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1408\" data-end=\"1415\"\u003e\n\u003cp data-start=\"1410\" data-end=\"1415\"\u003eVIN\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1416\" data-end=\"1428\"\u003e\n\u003cp data-start=\"1418\" data-end=\"1428\"\u003eKey data\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1429\" data-end=\"1446\"\u003e\n\u003cp data-start=\"1431\" data-end=\"1446\"\u003eRolling codes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1447\" data-end=\"1471\"\u003e\n\u003cp data-start=\"1449\" data-end=\"1471\"\u003ePersonalization data\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1472\" data-end=\"1505\"\u003e\n\u003cp data-start=\"1474\" data-end=\"1505\"\u003eVehicle options\/configuration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1507\" data-end=\"1555\"\u003e\u003cstrong data-start=\"1511\" data-end=\"1553\"\u003e2. CAS4 Repair \/ EEPROM Reconstruction\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1556\" data-end=\"1603\"\u003eWe restore corrupted CAS4 modules, repairing:\u003c\/p\u003e\n\u003cul data-start=\"1604\" data-end=\"1722\"\u003e\n\u003cli data-start=\"1604\" data-end=\"1624\"\u003e\n\u003cp data-start=\"1606\" data-end=\"1624\"\u003eNo communication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1625\" data-end=\"1645\"\u003e\n\u003cp data-start=\"1627\" data-end=\"1645\"\u003eCorrupted EEPROM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1646\" data-end=\"1677\"\u003e\n\u003cp data-start=\"1648\" data-end=\"1677\"\u003eFlash-level data corruption\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1678\" data-end=\"1722\"\u003e\n\u003cp data-start=\"1680\" data-end=\"1722\"\u003eDead CAS after a bad programming attempt\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"1724\" data-end=\"1757\"\u003e\u003cstrong data-start=\"1728\" data-end=\"1755\"\u003e3. Plug-and-Play Output\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1758\" data-end=\"1850\"\u003eYour CAS4\/CAS4+ will function exactly like the original.\u003cbr data-start=\"1814\" data-end=\"1817\"\u003e\u003cstrong data-start=\"1817\" data-end=\"1850\"\u003eNo dealer coding is required.\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr data-start=\"1852\" data-end=\"1855\"\u003e\n\u003ch1 data-start=\"1857\" data-end=\"1900\"\u003e⭐ \u003cstrong data-start=\"1861\" data-end=\"1900\"\u003eSUPPORTED BMW MODELS (CAS4 \/ CAS4+)\u003c\/strong\u003e\n\u003c\/h1\u003e\n\u003cp data-start=\"1902\" data-end=\"1965\"\u003eCAS4 was used on nearly all early F-Series vehicles, including:\u003c\/p\u003e\n\u003ch2 data-start=\"1967\" data-end=\"1998\"\u003e\u003cstrong data-start=\"1970\" data-end=\"1996\"\u003eBMW 1-Series (F20\/F21)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1999\" data-end=\"2035\"\u003e\n\u003cli data-start=\"1999\" data-end=\"2025\"\u003e\n\u003cp data-start=\"2001\" data-end=\"2025\"\u003e116i, 118i, 120i, 125i\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2026\" data-end=\"2035\"\u003e\n\u003cp data-start=\"2028\" data-end=\"2035\"\u003eM135i\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2037\" data-end=\"2068\"\u003e\u003cstrong data-start=\"2040\" data-end=\"2066\"\u003eBMW 2-Series (F22\/F23)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2069\" data-end=\"2090\"\u003e\n\u003cli data-start=\"2069\" data-end=\"2090\"\u003e\n\u003cp data-start=\"2071\" data-end=\"2090\"\u003e220i, 228i, M235i\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2092\" data-end=\"2127\"\u003e\u003cstrong data-start=\"2095\" data-end=\"2125\"\u003eBMW 3-Series (F30\/F31\/F34)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2128\" data-end=\"2183\"\u003e\n\u003cli data-start=\"2128\" data-end=\"2154\"\u003e\n\u003cp data-start=\"2130\" data-end=\"2154\"\u003e316i, 320i, 328i, 335i\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2155\" data-end=\"2183\"\u003e\n\u003cp data-start=\"2157\" data-end=\"2183\"\u003e330i, 340i (early years)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2185\" data-end=\"2220\"\u003e\u003cstrong data-start=\"2188\" data-end=\"2218\"\u003eBMW 4-Series (F32\/F33\/F36)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2221\" data-end=\"2241\"\u003e\n\u003cli data-start=\"2221\" data-end=\"2241\"\u003e\n\u003cp data-start=\"2223\" data-end=\"2241\"\u003e420i, 428i, 435i\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2243\" data-end=\"2274\"\u003e\u003cstrong data-start=\"2246\" data-end=\"2272\"\u003eBMW 5-Series (F10\/F11)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2275\" data-end=\"2295\"\u003e\n\u003cli data-start=\"2275\" data-end=\"2295\"\u003e\n\u003cp data-start=\"2277\" data-end=\"2295\"\u003e528i, 535i, 550i\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2297\" data-end=\"2332\"\u003e\u003cstrong data-start=\"2300\" data-end=\"2330\"\u003eBMW 6-Series (F06\/F12\/F13)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2333\" data-end=\"2347\"\u003e\n\u003cli data-start=\"2333\" data-end=\"2347\"\u003e\n\u003cp data-start=\"2335\" data-end=\"2347\"\u003e640i, 650i\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2349\" data-end=\"2386\"\u003e\u003cstrong data-start=\"2352\" data-end=\"2384\"\u003eBMW 7-Series (F01\/F02 early)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2387\" data-end=\"2401\"\u003e\n\u003cli data-start=\"2387\" data-end=\"2401\"\u003e\n\u003cp data-start=\"2389\" data-end=\"2401\"\u003e740i, 750i\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2403\" data-end=\"2424\"\u003e\u003cstrong data-start=\"2406\" data-end=\"2422\"\u003eBMW X-Series\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2425\" data-end=\"2488\"\u003e\n\u003cli data-start=\"2425\" data-end=\"2437\"\u003e\n\u003cp data-start=\"2427\" data-end=\"2437\"\u003eX3 (F25)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2438\" data-end=\"2450\"\u003e\n\u003cp data-start=\"2440\" data-end=\"2450\"\u003eX4 (F26)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2451\" data-end=\"2469\"\u003e\n\u003cp data-start=\"2453\" data-end=\"2469\"\u003eX5 (F15 early)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2470\" data-end=\"2488\"\u003e\n\u003cp data-start=\"2472\" data-end=\"2488\"\u003eX6 (F16 early)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2490\" data-end=\"2511\"\u003e\u003cstrong data-start=\"2493\" data-end=\"2509\"\u003eBMW i-Series\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2512\" data-end=\"2537\"\u003e\n\u003cli data-start=\"2512\" data-end=\"2537\"\u003e\n\u003cp data-start=\"2514\" data-end=\"2537\"\u003ei3 (early production)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"2539\" data-end=\"2565\"\u003e\u003cstrong data-start=\"2542\" data-end=\"2563\"\u003eMINI (CAS4-style)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"2566\" data-end=\"2639\"\u003eSome newer MINI models may use CAS4-based immobilizer (market dependent).\u003c\/p\u003e\n\u003cp data-start=\"2641\" data-end=\"2720\"\u003eIf your immobilizer module label reads \u003cstrong data-start=\"2680\" data-end=\"2697\"\u003eCAS4 or CAS4+\u003c\/strong\u003e, this service applies.\u003c\/p\u003e\n\u003chr data-start=\"2722\" data-end=\"2725\"\u003e\n\u003ch1 data-start=\"2727\" data-end=\"2754\"\u003e\u003cstrong data-start=\"2729\" data-end=\"2754\"\u003eWHAT YOU NEED TO SEND\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cul data-start=\"2755\" data-end=\"2982\"\u003e\n\u003cli data-start=\"2755\" data-end=\"2788\"\u003e\n\u003cp data-start=\"2757\" data-end=\"2788\"\u003eOriginal CAS4 or CAS4+ module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2789\" data-end=\"2835\"\u003e\n\u003cp data-start=\"2791\" data-end=\"2835\"\u003eReplacement module (if cloning to a donor)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2836\" data-end=\"2881\"\u003e\n\u003cp data-start=\"2838\" data-end=\"2881\"\u003eWorking keys (recommended for validation)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2882\" data-end=\"2982\"\u003e\n\u003cp data-start=\"2884\" data-end=\"2901\"\u003eNote including:\u003c\/p\u003e\n\u003cul data-start=\"2904\" data-end=\"2982\"\u003e\n\u003cli data-start=\"2904\" data-end=\"2912\"\u003e\n\u003cp data-start=\"2906\" data-end=\"2912\"\u003eName\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2915\" data-end=\"2931\"\u003e\n\u003cp data-start=\"2917\" data-end=\"2931\"\u003ePhone number\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2934\" data-end=\"2952\"\u003e\n\u003cp data-start=\"2936\" data-end=\"2952\"\u003eReturn address\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2955\" data-end=\"2982\"\u003e\n\u003cp data-start=\"2957\" data-end=\"2982\"\u003eVehicle year\/make\/model\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2984\" data-end=\"2987\"\u003e\n\u003ch1 data-start=\"2989\" data-end=\"3010\"\u003e\u003cstrong data-start=\"2991\" data-end=\"3010\"\u003eWHAT’S INCLUDED\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cul data-start=\"3011\" data-end=\"3221\"\u003e\n\u003cli data-start=\"3011\" data-end=\"3042\"\u003e\n\u003cp data-start=\"3013\" data-end=\"3042\"\u003eFull EEPROM + FLASH cloning\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3043\" data-end=\"3079\"\u003e\n\u003cp data-start=\"3045\" data-end=\"3079\"\u003eISN extraction \u0026amp; synchronization\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3080\" data-end=\"3101\"\u003e\n\u003cp data-start=\"3082\" data-end=\"3101\"\u003eKey data transfer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3102\" data-end=\"3118\"\u003e\n\u003cp data-start=\"3104\" data-end=\"3118\"\u003eVIN transfer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3119\" data-end=\"3143\"\u003e\n\u003cp data-start=\"3121\" data-end=\"3143\"\u003eCorrupted CAS repair\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3144\" data-end=\"3173\"\u003e\n\u003cp data-start=\"3146\" data-end=\"3173\"\u003eNo communication recovery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3174\" data-end=\"3191\"\u003e\n\u003cp data-start=\"3176\" data-end=\"3191\"\u003eBench testing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3192\" data-end=\"3221\"\u003e\n\u003cp data-start=\"3194\" data-end=\"3221\"\u003eFinal plug-and-play setup\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3223\" data-end=\"3226\"\u003e\n\u003ch1 data-start=\"3228\" data-end=\"3249\"\u003e\u003cstrong data-start=\"3230\" data-end=\"3249\"\u003eTURNAROUND TIME\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cul data-start=\"3250\" data-end=\"3310\"\u003e\n\u003cli data-start=\"3250\" data-end=\"3283\"\u003e\n\u003cp data-start=\"3252\" data-end=\"3283\"\u003eSame-day or 1–2 business days\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3284\" data-end=\"3310\"\u003e\n\u003cp data-start=\"3286\" data-end=\"3310\"\u003eRush options available\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"LaCorte Automotive","offers":[{"title":"Default Title","offer_id":43158639411278,"sku":null,"price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/9442\/8494\/files\/ChatGPTImageNov18_2025_01_08_51AM.png?v=1787359815","url":"https:\/\/lacorteautomotive.com\/products\/bmw-cas4-cloning-repair","provider":"LaCorte Automotive","version":"1.0","type":"link"}