奔驰scn coding在线编程服务
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| 产品描述： | BENZ SCN CODING ONLINE 专业提供所有奔驰在线匹配编程服务，解决SCN coding 的问题，提供各种电脑更换的编程，SCN Coding.....如：发动机电脑，气囊电脑，变速箱电脑 ，722.9 波箱匹配......支持所有奔车系，所有年款（2009款221，164。。。） www.wz268.com 提供奔驰SCN CODE 在线服务帐号，可单次购买，或包月包季包年 • 提供奔驰SCN 在线服务帐号 提供奔驰SCN CODING 在线帐户和密码， 可单次购买，或包月/包季/包年，使用方式灵活方便，德国本土技师提供技术服务支持 Benz SCN coding 奔驰汽车更换ECU后必须进行的步骤 Flashing and Software Calibration Number 软件编程校验码 (SCN) 2 Objectives 目的 l Explain when, why and how flashing is performed 哪种情况下需要软件编程 l Explain when, why and how SCN coding is performed 哪种情况下需要SCN DOING At the end of this presentation the participants will be able to: Introduction Flashing is a way to update control unit software 编程是升级控制单元软件的一种方法 l Flashing is required 如下状态需要编程 – If DTB requires updating of software – Requested by TAC/EDAC – New ECU part number SCN coding identifies control unit software and coding conforming to Vehicle l SCN is required – After flashing fuel control unit (ME) or Electronic Transmission Controller (ETC) – After replacement of ME or ETC – Required by law, can be fined if not done – Vehicle may not function correctly if not performed – Prevents after-market performance enhancements – In future additional control modules will require SCN coding Flashing l Flashing is performed using SDS – Via CD in SDS – DAS (software updates) – Via on-line (near future) l SDS downloads software into appropriate control unit l Flashing is only to be performed when needed, otherwise issues may arise Note: Keep battery charger connected to vehicle during flash, battery voltage critical to process, verify proper connection to X11/4 Software Calibration Number SCN l As of 2003 emission regulations require SCN in all coded emission related control units l SCN identifies control unit software and coding for a specific vehicle (similar to version coding) – Coding string adapts the control unit to the individual vehicle, incorporates vehicle equipment, safety information and emissions – Check digit also referred to as test digit checks VIN, SCN and code string l Must get new SCN when replacing or flashing ME or new Transmission control units l If improperly completed certain features of vehicle may become inoperative (Tip start, cruise cont.. | ||
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