Engines Mercedes OM 471, repair e-manual

Content

Preface

Overview of new features

• Engine OM 471
• Technical data of diesel engine OM 471

As-built configuration descriptions

• Cylinder head cover, as-built configuration
• Cylinder head, as-built configuration
• Cylinder head gasket, as-built configuration
• Crankcase as-built configuration
• Connecting rod, as-built configuration
• Piston, as-built configuration
• Crankshaft, as-built configuration
• Valve control, as-built configuration
• Gear drive, as-built configuration
• Camshaft, as-built configuration
• Belt drive, as-built configuration

Function descriptions

• Crankcase ventilation system function
• Charging, function
• Engine management, function
• Engine management, overall network
• Engine management, behavior in the event of malfunctions
• Start procedure, function
• Idle speed control, function
• Working speed control, function
• Driving, function
• Engine shutoff procedure, function
• Determination of the engine speed and crankshaft angle, function
• Determination of the compression stroke at cylinder 1, function
• Determination of coolant temperature, function
• Determination of air mass, function
• Determination of the fuel temperature, function
• Function of the specified engine torque calculation
• Engine brake, function
• Exhaust gas recirculation, function
• Exhaust aftertreatment, function
• Exhaust aftertreatment, overall network
• Engine oil circuit, function
• Engine oil circuit, diagram
• Coolant circuit, function
• Coolant circuit, diagram
• Engine cooling thermal management, function
• Engine cooling thermal management, overall network
• Fuel supply, function
• Fuel low pressure circuit function
• Fuel high pressure circuit function

Component descriptions

• Central gateway control unit (CGW)
• Component description drive control (CPC)
• Engine management (MCM) control unit
• Electronic Brake control unit (EBS)
• Parameterizable special module (PSM) control unit
• Battery disconnect switch control unit
• Radiator shutters
• EATU output NOx sensor
• Pump module
• Exhaust aftertreatment (ACM) control unit
• AdBlue metering device
• EATU input NOx sensor
• Auxiliary heater heating unit
• Auxiliary heater coolant circulation pump
• Travel and speed sensor
• Exhaust pressure sensor upstream of diesel oxidation catalytic converter
• Exhaust pressure sensor downstream of diesel particulate filter
• Accelerator pedal sensor
• Exhaust temperature sensor upstream of diesel oxidation catalytic converter
• Exhaust temperature sensor downstream of diesel oxidation catalytic converter
• Exhaust temperature sensor upstream of SCR catalytic converter
• AdBlue fill level sensor / temperature sensor
• Coolant pressure control sensor
• Crankshaft position sensor
• Camshaft position sensor
• Fuel temperature sensor
• Oil pressure sensor
• Engine oil fill level sensor
• Exhaust coolant temperature sensor
• Intake coolant temperature sensor
• Charge air pressure and temperature sensor in charge air pipe
• Turbine wheel RPM sensor
• Temperature sensor downstream of air filter
• Charge air temperature sensor in charge air housing
• Exhaust gas recirculation differential pressure sensor
• Rail pressure sensor
• Diesel fuel metering device
• Fuel filter module pressure sensor
• Coolant pump
• Residual heat pump
• Tachograph (TCO)
• Electronic ignition lock (EIS)
• Emergency OFF switch
• Emergency OFF switch frame
• Engine start and engine stop button
• Heating shutoff valve
• Coolant pressure control solenoid valve
• Fuel injectors
• Electromagnetic viscous coupling
• Exhaust gas recirculation controller
• Engine brake solenoid valve
• AdBlue heater coolant solenoid valve
• Boost pressure regulator
• Quantity control valve
• Oil separator
• Fuel system high pressure pump
• Pressure limiting valve
• Turbocharger
• Exhaust gas recirculation cooler
• AdBlue tank
• Oil pump
• Oil/coolant module
• Oil thermostat
• Oil / water heat exchanger
• Coolant thermostat
• Retarder
• Fuel pump
• Fuel cooler
• Fuel filter module
• Diesel oxidation catalytic converter
• SCR catalytic converter
• Exhaust aftertreatment unit
• Nozzle unit for DPF regeneration
• Heating system heat exchanger

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