AH07.61-P-0002-02GS ME-SFI vehicle features Differences between engine 111 and engine 111EVO Engine 111 Engine 111 EVO ME-SFI 2.1 fuel injection and ignition system (Bosch) ME-SFI fuel injection and ignition system (Siemens SIM4 SE/LE) EURO2 or "D3" emission concept (code 923) Low emission EURO3 emission concept standard (no code) For Germany certified in accordance with the "D4" emission concept Oil level indicator switch (S43) Oil sensor (oil temperature, oil level, oil quality) (B40), installed from below in oil pan 2 twin-spark ignition coils 4 single ignition coils Spark plugs with copper central electrode Platinum spark plugs, change interval approx. 100 000 km Engine 111 EVO naturally aspirated: Beru 14FGH 7 DPURX 2 Engine 111 EVO with supercharger: NGK IFR6D-10 Belt drive and viscous fan clutch: with TAC/AAC electric engine/AC Standard electric engine/AC suction fan operated by ME-SFI control suction fan operated by ME-SFI control module through suction fan module through suction fan control module control module O sensor upstream of catalytic converter O sensor upstream and downstream of underfloor catalytic converter 2 2 with low emission EURO3 Engine 111 EVO naturally aspirated with "D4": O sensor upstream and 2 downstream of firewall catalytic converter Air gap insulated pipes upstream of TWC Duplex pipe (double-wall pipe without air gap) and double-wall main muffler housing for reducing structure-borne radiated noise Underfloor catalytic converter Engine 111 EVO naturally aspirated: with low emission EURO3 only underfloor catalytic converter; with "D4" firewall catalytic converter and reduced underfloor catalytic converter Engine 111 EVO with supercharger: Larger catalytic converter cross- section for reducing exhaust backpressure; with "D4" larger volume and greater rare metal content in the coating Engine 111 naturally aspirated: cruise control with AT Engine 111 naturally aspirated: cruise control with AT and MT - Engine 111 naturally aspirated: secondary air injection with electric air pump (M33) Engine 111 with supercharger: Air cleaner positioned at vehicle side Engine 111 EVO with supercharger: air cleaner positioned at engine side Engine 111 with supercharger: Secondary air injection with supercharger Secondary air injection with supercharger from air connection on throttle directly downstream of exhaust valves valve actuator (M16/6) downstream of exhaust valves - Engine 111 EVO with supercharger: Intake manifold pressure sensor (B28) for measuring charge pressure - Engine 111 EVO with supercharger: Altitude pressure sensor (B18) for measuring ambient pressure Engine 111 with supercharger: Recirculated air flap actuator operated by Engine 111 EVO with supercharger: Recirculated air flap actuator ME-SFI 2.1 control module by means of PWM signal. operated by ME-SFI control module by means of voltage signal in same way as throttle valve actuator. Engine 111 with supercharger: Supercharger engageable by means of Engine 111 EVO with supercharger: Supercharger runs constantly. magnetic clutch Bearings optimized. Muffler upstream and downstream of supercharger. © Daimler AG, 8/22/13, G/10/08 / ah07.61-p-0002-02gs / ME-SFI vehicle features Page 1/1 ENGINE 111.951 /952 /955 /956 /957 /958 /982 /983.