Functional Description - E93 - Cooling Systems And Engine Performance
- Cooling Systems - Functional Description
- Engine Performance - Functional Description
- Accelerator Pedal Module
- Air Flap Control
- Notes
- Brief description of components
- Radiator shutter drive unit
- Electromagnet for radiator shutter
- System functions
- Passive air flap control via electromagnet
- Active air flap control via actuator motor (radiator shutter drive)
- Passive and active air flap control
- Notes for service technicians
- Switch-on conditions
- Air Mass System Test For Diesel Engines
- Air Supply (N55)
- Air Supply (ALPINA)
- Automatic Engine Start-Stop (MSA) Function
- Notes
- Brief component description
- DC/DC converter
- Automatic engine start-stop function button
- Starter motor
- Alternator
- AGM battery
- Intelligent battery sensor
- Engine compartment lid contact switch
- Seat belt buckle switch
- Brake vacuum sensor, manual transmission
- Zero-gear sensor, manual transmission
- Clutch module, manual transmission
- Hydraulic impulse storage, automatic transmission
- System overview
- System functions
- Displays
- Power management
- Engine shutdown
- Engine start
- Switch-off inhibitors, switch-on requesters and deactivators
- Safety functions
- Notes for service technicians
- Camshaft Sensor
- Cap Of Mechanical Movement Range
- Check Mixer SCR Exhaust Emission System
- Check Of Control Deviation, Throttle Valve
- Check Urea/Water Mixture Quality
- Combustion Preheating System Digital Diesel Electronics (DDE7.3)
- Controllable Engine Mounts
- Corrosion On The Intake Temperature Sensor
- Digital Diesel Electronics (DDE) Hot Film Air Mass Meter (HFM) Signal
- Digital Diesel Electronics (DDE) Brief Description
- Digital Diesel Electronics (DDE) Fault Symptoms
- Digital Diesel Electronics (DDE7.3) Control Unit
- Diagnostic Module For Tank Leaks (DMTL)
- Electronic Control Of The Fuel Pump
- Engine Control System Interfaces
- Engine Management
- Engine Speed Detection Digital Diesel Electronics (DDE7)
- Engine Speed Recording
- Engine Ventilation Heating
- Engine N54 And Engine N43
- Notes
- Brief component description
- EKPS control unit and electric fuel pump
- High-pressure fuel pump
- Rail with rail-pressure sensor
- Injectors (high-pressure fuel valves)
- Intake-manifold pressure sensor
- Exhaust turbocharger
- Volume-flow-controlled oil pump
- Electric coolant pump
- Oil condition sensor
- Variable camshaft control for the inlet camshaft and for the exhaust camshaft "double VANOS"
- Crankcase made of aluminum
- System functions
- Charging pressure control
- Engine ventilation
- Engine cooling
- Volumetric flow-controlled oil supply
- Supply of fuel in line with requirements
- Discontinuation of the fuel low-pressure sensor
- System protection
- Notes for service technicians
- Exhaust Emission System
- FUB-FPA-FP-120042-A10
- Fault In The Vacuum System
- Foot Pedal
- Fuel Heating
- Fuel Injection
- Fuel Injection Rate Monitoring
- Fuel Injector Return Volume Measurement
- Fuel Supply MSS60
- Fuel Tank
- Fuel Temperature Sensor
- Graphic: Pressure Hose In The Secondary Air System
- High-Pressure Exhaust Gas Recirculation Digital Diesel Electronics (DDE 7.3) (US Diesel)
- High-Pressure Fuel System
- Idle Speed
- Ignition
- Intake Air Temperature Sensor
- Ionic Current Measurement S65/S85
- Knock Control
- Loose Screw Connection On The Operating Lever Of The Turbine Control Flap
- Low Pressure Fuel System
- MS45/MSV80: Environmental Air Catalyst (EAC) Sensor
- Auto Start/Stop (MSA) And Power Management
- Auto Start/Stop (MSA) Test Module 'zero Gear Sensor'
- Auto Start/Stop (MSA) Test Module For Brake Partial Vacuum Sensor (BUS)
- MSV70 Simultaneous Operation Of Accelerator And Brake Pedals
- Mechanical Troubleshooting Manual For The Tank Leak Diagnosis
- Notes
- Check connections on the fuel tank and lever sensor for leaks
- Check the connections on the carbon canister and check the carbon canister for leaks, if applicable
- Check connections at fuel filler pipe for leaks
- Check the connections for scavenging air and, if applicable, the tank vent valve for leaks
- Check the corrugated tubing for leaks
- Check the lines for leaks
- Check the connector at the DMTL for leaks
- Misfire Detection
- N52, N52K Engine Primary Catalytic Converters
- NG6 - Dig In Bearing Bank
- Nominal Values For Accelerator Pedal Module
- Non-Return Valve
- Oxygen Sensor Emissions Control S65
- Rail Pressure Control Digital Diesel Electronics (DDE 7.3) In The M57TU2TOPPING US
- (SCR) Catalytic Converter System Test (Generation 1: M57/N57 Engine In E7X, E90)
- Selective Catalytic Reduction (SCR) System (US Diesel) (Without Passive Tank)
- Notes
- SCR system overview (without passive tank)
- Components of the SCR system (without passive tank)
- Chemical reaction of the selective catalytic reduction
- Operating strategy and display concept for US diesel
- Temperature resistance and ageing stability of the mixture
- Integration of the SCR system in the particle filter composite system
- Interaction with MSA system (Automatic Start/Stop function)
- Diagnosis instructions
- Signal names and interface description
- Selective Catalytic Reduction (SCR) System (US Diesel) (Passive Tank)
- Selective Catalytic Reduction (SCR) System (US Diesel) Particle Filter System
- Selective Catalytic Reduction (SCR) Warning And Shutdown Scenario
- Set Oscilloscope Display Crankshaft Sensor
- Smooth Running Control
- System Test For Electrical Vacuum Pump MSS65
- Tank-Ventilation Valve S65
- Test Of High-Pressure Pump
- Throttle Valve (DK)
- Troubleshooting Manual For Interface Faults
- Troubleshooting On The Exhaust Turbocharger
- Turbocharger Check On The N54 Engine
- 1) Visual inspections
- 2) Active diagnosis of the turbochargers
- 3) Check the exhaust flap
- 4) Check the electropneumatic pressure converters (= EPDW)
- 5) Check the intake system for leak-tightness with the diagnosis device
- 6) Check the wastegate and blow off valve
- 7) Check the catalytic converter and turbo module
- VANOS System Test MSS60
- Vacuum Supply
- Valve Gear
- Notes
- Brief component description
- Camshafts
- Intake and exhaust valves
- Intake camshaft sensor and exhaust camshaft sensor
- VANOS solenoid valve intake and VANOS solenoid valve exhaust
- Valvetronic servomotor
- System overview
- System functions
- Variable camshaft timing control, VANOS
- Valve stroke control, Valvetronic
- Voltage Supply And Digital Diesel Electronics (DDE) Main Relay