汽车电路图常用英文缩写

表1-3-1

汽车电路图常用英文、英文缩写及含义英文缩写英文含义中文含义A

AAmpers（s）安培AACAuxiliaryAirControl(Valve)辅助空气控制（阀），二次空气怠速控制（阀）ABSAntilockBrakeSystem防抱死制动系统A/CAirConditioning空调ACAltematingCurrent交流电ACCAccessory辅助设备ACCActivatedCarbonCanister活性炭罐ACLAirCleaner空气滤清器A/DAnalogtoDigital模数转换ADLAutomaticDoorLock自动门锁AIRSecondaryAirInjection二次空气喷射ALCAutomaticLevelControl，AutomaticLampControl自动高度控制、自动液面控制、自动灯控制ALTAlternator交流发电机AM1/AM2AirManagement1/2空气控制管理1/2AM/FMAmplitudeModulation/FrequencyModulation调幅/调频AntAntenna天线APCMAccessoryPowerControlModule辅助设备动力控制模块APPAcceleratorPedalPosition加速踏板位置ASCDAutoSpeedcontrolDevice自动速度调节装置ASRAccelerationSlipRegulation驱动防滑调节系统、加速打滑调节ASTAutomaticstarter自动起动器A/TAutomaticTransmission/Transaxle自动变速器/自动变速桥ATCAutomaticTemperatureControl自动温度控制ATFAutomaticTransmissionFluid自动变速器油ATSLCAutomaticTransmissionShiftLockControl自动变速器换档锁控制AutoAutomatic自动B

B+BatteryPositiveVoltage蓄电池正极电压BATTBattery蓄电池BCMBodyControlModule车身控制模块BLKBlack黑色BLUBlue蓝色BOSCHBOSCH波许（公司）BPCMBatteryPackControlModule蓄电池部件控制模块BPPBrakePedalPosition制动踏板位置BRAKEBrake制动BRNBrown褐色BTDCBeforeTopDeadCenter上止点前BTMBatteryThermalModule蓄电池接柱组件BTSIBrakeTransmissionShiftlnterlock制动-变速器换档联锁装置BulbBulb灯泡BUSBus（电线的）母线，通讯线C

℃DegreesCelsius摄氏度CamCamshaft凸轮轴CANComputerAreanet电脑控制区域网CANControllerAreanetwork控制器区域网络CCMChassisControlModule底盘控制模块CCOTCyclingClutchOrificeTube循环离合器节流扎管CCPClimateControlPanel气候控制面板CDCompactDisc高密度盘，光盘CEXCabinEXchanger客舱热交换器CHGCharge充电CHMSLCenterHighMountedStopLight中央高位制动灯CKPCrankshaftPosition曲轴位置CKTCircuit线路C/LtrCigarLighter点烟器CLClosedLoop闭环CLSCoolantLevelSwitch冷却液位开关CLUClutch离合器CMCCompressorMotorController压缩机电动机控制器CMPCamshaftPosition凸轮轴位置COCarbonMonoxide一氧化碳CO2CarbonDioxide二氧化碳COMMCommunication通讯ConnConnector连接器

Concert调谐CPUCentralProcessingUnit中央处理系统（装置）CSChargingSystem充电系统CTPClosedThrottlePosition节气门关闭位置CYPCylinderPosition缸位D

DABDelayedAccessoryBus辅助设备延时系统DCDirectCurrent，DutyCycle直流电，频宽比HO2SHeatedOxygenSensor加热型氧传感器HPVSHeatPumpVentilationSystem热泵通风系统HtdHeated加热的HTRHeater加热器HUDHead-upDisplay风窗玻璃映像显示HVACHeater-Ventilation-AirConditioning热风空调装置HVACMHeater-Vent-AirConditioning

Module热风空调装置组件HVMHeaterVentModule加热器通风组件HZHertz赫兹I

IACIdieAirControl怠速空气控制IATIntakeAirTemperature进气温度ICIntegratedCircuit，IgnitionControl集成电路，点火控制ICMIgnitionControlModule点火控制模块IDIIntegratedDirectIgnition集成式直接点火IGBTInsulatedGateBi-PolarTransistor绝缘闸门双级性晶体管IGN/IGIgnition点火IIAIntegratedIgnitionAssembly(分电器、点火线圈)一体式点火装置ILCIdleLoadCompensator怠速负荷补偿器INJInjection喷射I/PInstrumentPanel仪表安装板IPCInsstrumentPanelCluster仪表板元件组IPMInstrumentPanelModule仪表板模块I/PECInstrumentPanelElectricalCenter仪表板电子中心ISCIdleSpeedControl怠速控制ISOIntemationalStandardsOrganization国际标准协会ISSInputspeedShaft，InputShaftSpeed输入轴速度K

kHzKilohertz千赫兹kPaKilopascals千帕KSKnockSensor爆震传感器kVKilovolts千伏L

L4FourCylinderEngine，In-Line直列四缸发动机L6SixcylinderEngine，In-Line直列六缸发动机LCDLiquidCrystalDisplay液晶显示LDCLLeftDoorClosedLocking左车门关闭锁止LDCMLeftDoorControlModule左车门控制模块LEDLightEmittingDiode发光二极管LFLeftFront左前LHLeftHand左侧LHDLeftHandDrive左驾LOLow低LOCKLock锁LRLeftRear左后LTLight淡色的、明亮的M

MAFMassAirflow空气质量流量MAINMain主要的ManManual手动MAPManifoldAbsolutePressure进气歧管绝对压力MATManifoldAbsoluteTemperature进气歧管绝对温度maxMaximum最大值MFIMultiportFuelInjection多点燃油喷射MILMalfunctionIndicatorLamp故障指示灯minMinimum最小值M/TManualTransmission/Transaxle手动变速器/变速驱动桥MVMegavolt兆伏mVMillivolt毫伏N

NCNormallyClosed常闭NEGNegative负极NeuNeutra空挡N·mNewton-meter（torque）牛顿·米（扭矩单位）NONormallyOpen常开NOXOxidesofNitrogen氮氧化物O

O2SOxygenSensor氧传感器OBDOn-BoardDiagnostics随车诊断系统OBDIIOn-BoardDiagnosticsII第二代随车诊断系统O/DOverdrive超速档ODOOdometer里程OFFOFF关闭OLOpenLoop开环ONON打开ORNOrange橙黄色P

PCPressureControl压力控制PCMPowertrainControlModule动力系统控制模块PCVPositiveCrankcaseVentilation曲轴箱通风PGM-FIProgrammedFuelInjection编程的燃油喷射PIMPowerInverterModule动力转换模块P/NPartNumber元件号码PNKPink粉红色PNPPark/NeutralPosition驻车/空挡位置PRNDLPark，Reverse，Neutral，Drive，Low驻车挡、倒挡、空挡、驱动挡、低速挡POTPotentiometer（VariableResistor）电位计（可变电阻器）PPLPurple紫色PROMProgrammableReadOnlyMemory可编程只读存储器P/S，PSRowerSteering动力转向PTCPositiveTemperatureCoefficientThermistor正温度系数热敏电阻PWMPulseWidthModulated脉冲宽度调制R

R-12Refrigerant–12制冷剂-12R-134aRefrigerant-134a制冷剂-134aRAPRetainedAccessoryPower维持辅助设备供电RCDLRRemoteControlDoorLockReceiver遥控门锁接收器RDCMRightDoorControlModule右侧车门控制模块RECIRCRecirculation循环RefReference参考RevReverse倒档RFRightFront右前RHRightHand右侧RHDRightHandDrive右驾RKERemoteKeylessEntry遥控无钥匙进门RlyRelay继电器RPMRevolutionsPerMinute（EngineSpeed）每分钟转数（发动机速度）RRRightRear右后RUNrun运行S

sSecond（s）秒SAESocietyofAutomotiveEngineers（美国）汽车工程师学会SCMSeatControlModule座椅控制模块SDMSensingandDiagnosticModule检测与诊断模块SFISequentialMultiportFuelInjection顺序多点燃油喷射SISystemInternational（modemversionofmetricsystem）国际单位制SIRSupplementalInflatableRestraint充气式乘员保护装置、安全气囊SOLSolenoid电磁线圈、电磁阀SO2SulfurDioxide二氧化硫SRSSupplementalRestraintSystem辅助乘员保护系统START/STstart起动STPSwitchToPower停车灯开关（丰田公司用）SUBSubordinate辅助的SwSwitch开关SWPSSteeringWheelPositionSensor转向盘位置传感器synSynchronizer同步电动机T

TAN

TBThrottlebody节气门体TCCTorqueConverterClutch液力变矩器TRAC/TCSTractionControlSystem牵引力控制系统TDCTopDeadCenter上止点TEMPTemperature温度TECTransmissionElectronicControlAssembly变速器电子控制总成TESTTest测试TFTTransmissionFluidTemperature变速器油温TIREtire轮胎TRTransmission变速范围TPThrottlePosition节气门位置TRANSTransmission/Transaxle变速器/变速驱动桥TWCThreeWayConverter（Catalytic）三元催化器TWC+OCThreeWay+OxidationConverter（Catalytic）三元催化氧化器U

UAMJBUnderhoodAuxiliaryManageJunction