Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSSMART2009FORTWO BRABUS COUPE (451.333) L3-1.0L (132.930)REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSENGINE CONTROL MODULEDESCRIPTION AND OPERATIONGF07.61-P-0001MCU MOTOR ELECTRONICS (ME-SFI) FUEL INJECTION AND IGNITION SYSTEM, FUNCTION
2009 Smart ForTwo BRABUS Coupe (451.333) L3-1.0L (132.930)
GF07.61-P-0001MCU Motor electronics (ME-SFI) fuel injection and ignition system, function
2009 Smart ForTwo BRABUS Coupe (451.333) L3-1.0L (132.930)SECTION GF07.61-P-0001MCU Motor electronics (ME-SFI) fuel injection and ignition system, function
GF07.61-P-0001MCU Motor Electronics (ME-SFI) Fuel Injection And Ignition System, Function
The ME-SFI [ME] control unit (N3/10) is the master control unit for the engine control and a subscriber on the Control Area Network (data bus/CAN bus) (CAN).
Functions
^ Start process
- Terminal 15 On
- Starting
- Start quantity control
- Post-start enrichment
^ Driving mode
- idle speed control
- warm-up control
- acceleration enrichment
- deceleration fuel shutoff
- antiknock control
- camshaft adjustment
- fan control
- maximum engine speed limitation
- external quantity intervention
- O2-sensor heater
- two-sensor control
- fuel regeneration
- tank leak tightness monitoring
- safety fuel shutoff
- catalytic converter heating
- secondary air injection
- ignition system
^ On-board diagnosis
- readiness code
- fault detection
- consequential fault
- CHECK ENGINE indicator lamp (A1e26)
- fault memory
- limp-home mode
- function chain
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.