6ENGINESYSTEMS
ElectronicControlSystem.............................................................................................46
ElectronicControlSystemComponents..................................................................46
OperationandFunction.............................................................................46
ReferenceVoltage(VREF)..........................................................................46
SignalConditioner...................................................................................46
Microprocessor.......................................................................................46
DiagnosticTroubleCodes..........................................................................46
MicroprocessorMemory............................................................................46
ActuatorControl......................................................................................47
Actuators........................................................................................................47
CoolantFlowValveandCoolantMixerValve...................................................47
ExhaustGasRecirculation(EGR)ValveAssembly............................................47
AirControlValve.....................................................................................47
ColdStartRelay(CSR)..............................................................................47
ColdStartFuelSolenoid(CSFS)..................................................................47
EngineThrottleValve(ETV)........................................................................48
FuelPressureControlValve(FPCV)..............................................................48
EngineandVehicleSensors.................................................................................48
ThermistorSensor...................................................................................48
VariableResistanceSensor........................................................................49
MagneticPickupSensor............................................................................50
Potentiometer.........................................................................................51
Switches...............................................................................................51
OxygenSensor(O2S)...............................................................................52
Turbocharger2CompressorInletSensor(TC2CIS)...........................................52