OBD-IIAcronyms(缩写)andJargon(术语).doc

OBD-II Acronyms(缩写) and Jargon(术语) Like any government instigated(主导) project, OBD-II quickly became a mouses nest of acronyms, jargon, shorthand and code phrases that have meaning to the select few and sometimes seem to serve to keep the rest of us at bay. AFC， Air Flow Control，气流控制 ALDL，Assembly Line Diagnostic Link，总成线路通信传送(接头). Former name for GM (only) Data Link Connector, the connector socket into which the scan tool plug is inserted; sometimes used to refer to any pre-OBD II computer signals CANController Area Network，总线控制器局域网CARB，California Air Resources Board，加州空气资源局CFI，Central Fuel Injection (a.k.a. Throttle Body Fuel Injection TBI)， 节气门体燃油喷射 CFI，Continuous Fuel Injection，连续燃油喷射CO，Carbon Monoxide，一氧化碳DLC，Data Link Connector，自诊接头Driving Cycle，A specific sequence of start-up, warm-up and driving tasks that tests all OBD II functions(Details)，行驶循环；行车型态DTC，Diagnostic Trouble Code，诊断故障码ECM，Engine Control Module- usually the main in-car computer controlling emissions and engine operation，发动机控制模块ECT，Engine Coolant Temperature，发动机冷却液温度ECU，Engine Control Unit，发动机控制器EEC，Electronic Engine Control，发动机电子控制 EEPROM or E2PROM，Electrically Erasable Programmable Read Only Memory，电可擦可编程序只读存储器EFI，Electronic Fuel Injection，电子燃油喷射EGR，Exhaust Gas Recirculation，排气再循环EMR，Electronic Module Retard，电子控制延迟点火EPA，Environmental Protection Agency. Federal agency. Office of Mobile Sources is the branch concerned with auto emissions.，环境保护署ESC，Electronic Spark Control，电子点火控制 EST，Electronic Spark Timing，电脑的点火正时控制电路 DPFE，Differential Pressure Feedback EGR sensor ( On Ford OBDII systems)，压差反馈EGR技术传感器(福特OBDII系统)FLI，Fuel Level Indicator，机油压力表Fuel Trim，Engine computer function that keeps the air/fuel mixture as close to the ideal 14.7:1 stoichiometric （理论配比ratio as possible，燃油修整HC，Hydrocarbons，碳氢化合物HEI，High Energy Ignition，高能点火 HO2S，Heated Oxygen Sensor，热氧传感器 IAT，Intake Air Temperature，进气温度传感器hree Hardware Layers defined by OBD II： 1） ISO 9141，International Standards Organization OBDII commun