电装共轨ECU针脚说明.doc

电装ECU针脚说明序号I/O名称及功能线径备注*5IECU供电1.256IECU供电1.257IECU供电1.258I发动机转速输出Tachometer2.55V脉冲输出9I发动机转速输出Tachometer2.524V脉冲输出19I/O诊断口信号（K-LINE）0.5未连接时24V21I油门踏板1信号0.5怠速时0.65V-0.85V22I油门踏板2信号0.5怠速时0.33V-0.42V23IPTO踏板信号0.527I整车车速传感器信号0.528IECU外壳接地0.530I怠速调节开关0.532I进气温度传感器信号0.535I电源反馈1.2536I排气制动信号阀驱动1.25I39O转速传感器屏蔽0.540I转速传感器信号+0.541I转速传感器信号-0.544O排气制动灯控制信号0.545O冷起动灯控制信号0.546I钥匙开关ON档0.548I钥匙开关START档0.5起动时24V49I排气制动开关0.5排气制动时24V50I发动机副停车开关0.5作用时24V52I倒车开关0.553I制动信号0.5制动时开关断开54I进气压力传感器地0.50V55I温度传感器地0.556I钥匙开关ON档0.5ON档时24V57O进气压力传感器电源0.524V60I巡航主开关0.565OPTO踏板电源0.55V66I空档开关信号0.5空档时24V67I巡航恢复/取消0.568I诊断请求开关0.5诊断时接地70I预热继电器控制信号0.571I预热继电器控制信号0.572OECU信号地1.250V73OECU信号地1.250V74I主继电器控制信号0.575I主继电器控制信号0.576I电源反馈1.2577I离合器开关信号0.5离合器踩下0V79I巡航设置-0.581I空调请求开关0.5怠速提升时24V82O故障灯控制信号0.589IPTO开关信号0.592I巡航设置+0.595I/OCAN2-H0.596I/OCAN2-L0.5101I/OCAN屏蔽0.5102O电源地1.250V103O喷油器1-H（TWV1）1.25104O喷油器3-H（TWV3）1.25105O喷油器2-H（TWV5）1.25106ICOMMON11.25107ICOMMON11.25120I辅助转速传感器信号0.5121I轨压传感器信号0.5123O油门踏板2正0.55V125O油门踏板1正0.55V126O轨压传感器正0.5128I进气压力传感器信号0.5131O辅助转速传感器地0.5132I轨压传感器信号0.5133O辅助转速传感器电源0.5134O轨压传感器地0.50V135O油门踏板1地0.50V136O油门踏板2地0.50V137O喷油器5-H（TWV2）1.25138O喷油器6-H（TWV4）1.25139O喷油器4-H（TWV6）1.25140O电源地1.250V141O电源地1.250V142ICOMMON21.25143ICOMMON21.25150IPCV2阀控制0.5151IPCV2阀