mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

GF07.61-P-0001-02V Motor Electronics (ME-SFI) Fuel Injection and Ignition System Function Diagram|Page 901 > < GF07.61-P-0001-02V Motor Electronics (ME-SFI) Fuel Injection and Ignition System Function Diagram|Page 899
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Ignition system

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Injection system

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Electronic accelerator

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Idle speed control

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Torque interface

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Diagnosis and fault storage

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Gateway between the drive CAN and the chassis CAN

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Immobilizer and drive authorization

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Evaporative emission control system (for (USA) with leak test)

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Fuel supply

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Starter control

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Fan control

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Secondary air injection

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Emission control

The ME-SFI [ME] control unit is flashable. The software required to program the control units is provided on the DAS Update DVD.

The ME-SFI [ME] control unit evaluates the following basic information:

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Air mass

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Coolant temperature

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Engine speed/crankshaft position

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Smooth operation of the engine (misfire detection)

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Throttle valve position

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Accelerator pedal position

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O2 sensor signals

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Intake manifold pressure

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Intake air temperature

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Outside air temperature

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Air pressure (altitude)

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Inlet and exhaust camshaft position

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Vehicle speed (via CAN)

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Steering angle (via CAN)

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Alternator interface

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Knocking of engine

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Brake recognition (via CAN)

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Oil level

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Position of the clutch pedal (for manual transmission 716.6)

GF07.61-P-6000V ME-SFI [ME] Control Unit, Component Description

GF07.61-P-6000V ME-SFI [ME] Control Unit, Component Description

Location

The ME 9.7 control unit is located on the intake manifold supporting the engine.

GF07.61-P-0001-02V Motor Electronics (ME-SFI) Fuel Injection and Ignition System Function Diagram|Page 901 > < GF07.61-P-0001-02V Motor Electronics (ME-SFI) Fuel Injection and Ignition System Function Diagram|Page 899