潍柴ECU针角图及常规测量

潍柴发动机ECU针角图及常规测量引脚号缩写引脚说明参考引脚电压（ECU开路电压）信号输入有效电压电流电阻101dnc未用（下同）102V_V_BAT+3ECU电源+_31.05电瓶电压103V_V_BAT+4ECU电源+_41.05电瓶电压104O_V_RH01电源正极输出1（高端驱动）V21.05电瓶电压105G_G_BAT-3ECU电源-_3车身0V106G_G_BAT-4ECU电源-_4车身0V107dnc108V_V_BAT+1ECU电源+_11.05电瓶电压109V_V_BAT+2ECU电源+_21.05电瓶电压110G_G_BAT-1ECU电源-_1车身0V111G_G_BAT-2ECU电源-_2车身0V112dnc113O_S_FAN2风扇继电器21.05电瓶电压-0.26V114dnc115dnc116dnc117dnc118dnc119dnc120dnc121dnc122O_S_DIA诊断灯1.05125mA380mOhm123dnc124G_R_IIBTN1怠速提升开关1，内部地1.050V125I_S_IIBTN1怠速提升开关1，信号1.244.9~5.1V126I_S_IIBTN2怠速提升开关2，信号1.054.9~5.1V127dnc128G_R_IIBTN2怠速提升开关2，地1.050V129G_R_DIG数字地1.050V130G_G_DIA内部地1.050V131I_S_CRCPOS巡航控制按钮“设置/加速”1.050~0.0102V高电平：3.98V低电平：1.97V4.06~4.19kOhm132I_S_ENGSA发动机启动开关信号高电平：3.75V低电平：2.18V4.06~4.19kOhm133O_F_ENGN发动机转速输出信号1.0550mA134B_D_CANLCAN_L105/1352~3V高电平：900mV低电平：500mV117~121Ohm135B_D_CANHCAN_H1.05/1.342~3V高电平：900mV低电平：500mV117~121Ohm136dnc137O_S_STRTH起动继电器高端1.05接继电器：不启动为3.5V启动为24V138O_S_CSLP冷起动灯1.052.91~3.91V139O_S_WLP报警灯1.052.91~3.91V140I_S_T15T15ECU激活电压：3.35～24V;o4X+n7fT&O0?)IECU由开到关电压：0～2.81V!e9]8_/u!f9J141I_S_BRKMN主制动开关1.050V高电平：3.75V低电平：2.18V142I_S_ACSW空调请求开关1.290V高电平：3.75V低电平：2.18V143I_S_WFLS油水分离水位传感器1.054.9~5.1V144I_S_BRKPS驻车制动1.054.755～5.25V145dnc146I_S_CRCRES巡航控制按钮“恢复”1.050～0.0102V高电平：3.98V低电平：1.97V147I_S_STP发动机停止开关1.05148I_S_LIS低怠速开关1.05/1.295.53～5.9V高电平：3.75V-低电平：2.18V149I_S_BRKRED冗余制动开关1.050V高电平：3.75V低电平：2.18V150dnc151O_S_STRTL起动继电器低端1.05接继电器：不启动为3.5V启动为0V.152dnc153dnc154dnc155O_S_IMPH进气预热继电器1.05Vbat－0.45V156O_S_WFLP油中有水报警灯1.052.91～3.91V157dnc158G_G_FAN2风扇继电器2地159G_G_IMPH进气预热继电器地车身0V160dnc161I_S_T50T50启动开关1.05/1.590V输入高电平：3.61V输入低电平：2.33V162I_A_TL扭矩限制信号（多态开关）1.654.9~5.1V163dnc164I_S_CRCNEG巡航控制按钮“设置/减速”1.050～0.0102V165G_R_TL扭矩限制内部地车身0V166I_S_CONV离合器开关信号1.050V高电平：3.75V低电平：2.18V167G_R_FSS风扇转速传感器地车身0V168V_V_5VFSS风扇转速传感器电源1.674.9~5.1V169I_F_FSS风扇转速传感器信号1.674.84～5.16V高电平：3.69V低电平：2.25V170G_R_VSS车速传感器地车身0V171I_F_VSS车速传感器信号1.704.05～4.34V172I_S_DIAREQ诊断请求开关1.050～0.0102V高电平：3.69V低电平：2.25V173dnc174I_S_CRCOFF巡航控制按钮“关闭”1.050～0.0102V高电平：3.98V低电平：1.97V175dnc176G_R_APP2加速踏板位置传感器2地车身0V177V_V_5VAPP1加速踏板位置传感器1电源1.784.9~5.1V178G_R_APP1加速踏板位置传感器1地车身0V179I_A_APP1加速踏板位置传感器1信号1.780V不踩时为0.75V.踩到底时3.84V180I_A_APP2加速踏板位置传感器2信号1.760V不踩时为0.375V踩到底时1.92V181I_A_FFDPS燃油滤清压差传感器1.835.75~5.85V182dnc183G_R_FFDPS燃油滤清压差传感器地车身0V184V_V_5VAPP2加速踏板位置传感器2电源1.834.9~5.1V185I_S_GNSW空档开关1.05/1.290~0.0105V186dnc187dnc188dnc189B_D_ISOKK线1.05电瓶电压201O_T_VTG风扇电磁阀1.052.91~3.91V202dnc203O_V_RH02电源正极输出2（高端驱动）1.05电瓶电压204O_S_FLHT燃油加热电磁阀1.05Vbat－0.45V205G_G_FLHT燃油加热电磁阀内部地车身0V206O_T_EBRFL排气制动电磁阀1.052.91~3.91V207dnc208dnc209I_F_CAS凸轮轴转速传感器信号2.10231~260mV210G_R_CAS凸轮轴转速传感器地1.050V211O_S_ACRLY空调压缩机继电器1.052.91~3.91V212G_R_RAILPS轨压传感器地1.050V213V_V_5VRAILPS轨压传感器电源2.124.9~5.1V214I_A_RAILPS轨压传感器信号2.124.9~5.1V215I_A_CTS冷却水温度传感器2.264.9~5.1V216V_V_5VRMTAPP1远程油门传感器1电源1.054.9~5.1V217G_R_5VRMTAPP1远程油门传感器1地车身0V218G_R_5VRMTAPP2远程油门传感器2地车身0V219G_R_CRS曲轴转速传感器地1.050V220dnc221I_A_RMTAPP1远程油门传感器1信号2.170V不踩时为0.75V踩到底时3.84V222I_A_RMTAPP2远程油门传感器2信号2.180V不踩时为0.375V踩到底时1.92V223I_F_CRS曲轴转速传感器信号2.19231~260mV224G_R_OPS机油压力传感器地车身0V225G_R_BPS进气压力、温度传感器地车身0V226G_R_CTS冷却水温度传感器地车身0V227I_A_OPS机油压力传感器信号2.245.243~5.406228I_A_OTS机油压力传感器信号2.244.9~5.1V229I_S_EBR排气制动开关2.170V高电平：3.57V低电平：2.35V230dnc231V_V_5VRMTAPP2远程油门传感器2电源2174.9~5.1V232V_V_5VOPS机油压力传感器电源2174.9~5.1V233V_V_5VBPS进气增压压力传感器电源2174.9~5.1V234I_A_BPS进气增压压力传感器信号2.255.243~5.406235I_A_FTS燃油温度信号2.264.9~5.1V236I_A_BTS进气温度传感器信号2.254.9~5.1V301O_P_SVH21喷油器1电容高端21.02302O_P_SVH22喷油器2电容高端2303O_P_SVH23喷油器3电容高端2304O_P_SVH11喷油器1电容高端1305O_P_SVH12喷油器1电容高端1306O_P_SV13喷油器3电容低端11.05307dnc308dnc309O_V_MEU流量计量单元电源（BAT+）1.05Vbat－0.26V310O_T_MEU流量计量单元电源PWM1.052.91~3.91V311O_P_SVH13喷油器3电容高端1312O_P_SV12喷油器2电容低端1313O_P_SV11喷油器1电容低端1314O_P_SV23喷油器3电容低端2315O_P_SV22喷油器2电容低端2316O_P_SV21喷油器1电容低端2