Slot | Current Flow Diagram designation | Nominal value | Function/component | Terminal |
F1 | Fuse 1 on fuse holder B -SB1- | 40 A | ABS control unit -J104- | 30 |
F2 | Fuse 2 on fuse holder B -SB2- | 40 A | ABS control unit -J104- | 30 |
F3 | Fuse 3 on fuse holder B -SB3- | 15 A 1) 30 A 2) | Engine control unit -J623- | 87 |
F4 | Fuse 4 on fuse holder B -SB4- | 5 A 2) 14) 10 A 1) | Oil level and oil temperature sender -G266- | 87 |
| | | Engine component current supply relay -J757-14) | |
| | | Radiator fan control unit -J293- | |
| | | Charge pressure control solenoid valve -N75-2) | |
| | | Activated charcoal filter solenoid valve 1 -N80- 3) 4) | |
| | | Camshaft control valve 1 -N205-3) 4) | |
| | | Camshaft control valve 2 -N208- 4) | |
| | | Turbocharger air recirculation valve -N249- 5) | |
| | | Exhaust camshaft control valve 1 -N318- 4) | |
| | | Intake manifold flap valve -N316- 5) | |
| | | Exhaust gas recirculation cooler changeover valve -N345- 2) | |
| | | High-pressure valve for gas mode -N372- 4) 6) | |
| | | Valve for oil pressure control -N428- 4) 5) | |
| | | Piston cooling jet control valve -N522- 5) | |
| | | Air mass meter -G70- 5) | |
| | | Low heat output relay -J359- 2) | |
| | | High heat output relay -J360- 2) | |
| | | Relay for reducing agent metering system -J963- 19) | |
| | | Inlet cam actuator for cylinder 2 -N583- 4) | |
| | | Exhaust cam actuator for cylinder 2 -N587- 4) | |
| | | Inlet cam actuator for cylinder 3 -N591- 4) | |
| | | Exhaust cam actuator for cylinder 3 -N595- 4) | |
| | | Coolant shortage indicator control unit -J120- 13) | |
F5 | Fuse 5 on fuse holder B -SB5- | 10 A 5) 2) 13) 7.5 A 6) 15 A 14) | Engine component current supply relay -J757- 5) | 87 |
| | | Activated charcoal filter solenoid valve 1 -N80- 14) | |
| | | Valve for oil pressure control -N428- 14) | |
| | | Intake manifold flap valve -N316- 14) | |
| | | Charge pressure control solenoid valve -N75- 14) | |
| | | Turbocharger air recirculation valve -N249- 14) | |
| | | Oil level and oil temperature sender -G266- 14) | |
| | | Exhaust flap control unit -J883- 14) | |
| | | Exhaust flap control unit 2 -J945- 14) | |
| | | Injector 2 for cylinder 1 -N532- 5) | |
| | | Injector 2 for cylinder 2 -N533- 5) | |
| | | Injector 2 for cylinder 3 -N534- 5) | |
| | | Injector 2 for cylinder 4 -N535- 5) | |
| | | Actuator 1 for camshaft adjustment -F366- 5) | |
| | | Actuator 2 for camshaft adjustment -F367- 5) | |
| | | Actuator 3 for camshaft adjustment -F368- 5) | |
| | | Actuator 4 for camshaft adjustment -F369- 5) | |
| | | Actuator 5 for camshaft adjustment -F370- 5) | |
| | | Actuator 6 for camshaft adjustment -F371- 5) | |
| | | Actuator 7 for camshaft adjustment -F372- 5) | |
| | | Actuator 8 for camshaft adjustment -F373- 5) | |
| | | Fuel pressure regulating valve -N276- 2) | |
| | | Fuel metering valve -N290- 2) | |
| | | Camshaft control valve 1 -N205- 2) | |
| | | Relay for gas shut-off valves -J908- 6) | |
| | | Gas injection valve 1 -N366- 6) | |
| | | Gas injection valve 2 -N367- 6) | |
| | | Gas injection valve 3 -N368- 6) | |
| | | Gas injection valve 4 -N369- 6) | |
| | | Coolant valve for gearbox -N488- 13) | |
| | | Coolant pump for high-temperature circuit -V467- 13) | |
| | | Coolant circulation pump 2 -V178- 13) | |
F6 | Fuse 6 on fuse holder B -SB6- | 5 A | Brake light switch -F- | 87 |
| | | Brake pedal switch -F47- 14) | |
| | | Brake pedal switch -F63- | |
F7 | Fuse 7 on fuse holder B -SB7- | 10 A2) 3) 4) 18) 5 A 5) 7) 7,5 A 5) 8) 15 A 13) 5 A 14) | Fuel pressure regulating valve -N276- 3) 4) | 87 |
| | | Solenoid valve for coolant circuit -N492- 14) | |
| | | Coolant circulation pump -V50- 14) | |
| | | Additional coolant pump relay -J496- 14) | |
| | | Ethanol concentration sender -G708- 18) | |
| | | Continued coolant circulation pump -V51- 3) 4) 18) | |
| | | Coolant shut-off valve -N82- 5) | |
| | | Coolant valve for gearbox -N488- 5) | |
| | | Valve for oil pressure control -N428- 2) | |
| | | Coolant valve for cylinder head -N489- 2) | |
| | | Charge air cooling pump -V188- 2) | |
| | | Auxiliary pump for heating -V488- 2) | |
| | | Coolant changeover valve 1 -N632- 13) | |
| | | Coolant changeover valve 2 -N633- 13) | |
| | | Coolant pump for low-temperature circuit -V468- 13) | |
F8 | Fuse 8 on fuse holder B -SB8- | 10 A2) 3) 4) 15 A 5) 9) 13) 14) | Lambda probe heater -Z19- | 87 |
| | | Lambda probe 1 heater after catalytic converter -Z29- | |
F9 | Fuse 9 on fuse holder B -SB9- | 20 A 3) 4) 10 A 5) 14) 5 A 2) | Ignition coil 1 with output stage -N70- 3) 4) | 87 |
| | | Camshaft control valve 1 -N205- 14) | |
| | | Exhaust camshaft control valve 1 -N318- 14) | |
| | | Ignition coil 2 with output stage -N127- 3) 4) | |
| | | Ignition coil 3 with output stage -N291- 3) 4) | |
| | | Ignition coil 4 with output stage -N292- 3) 4) | |
| | | Exhaust flap control unit -J883- 5) | |
| | | Activated charcoal filter solenoid valve 1 -N80- 5) | |
| | | Camshaft control valve 1 -N205- 5) | |
| | | Exhaust camshaft control valve 1 -N318- 5) | |
| | | Continued coolant circulation pump -V51- 5) | |
| | | Automatic glow period control unit -J179- 2) | |
| | | Air mass meter -G70- 2) | |
| | | Heater element for crankcase breather -N79- 2) | |
| | | Fuel tank shut-off valve -N288- 13) | |
F10 | Fuse 10 on fuse holder B -SB10- | 15 A 1) 20 A 2) 14) | Fuel pump control unit -J538- | 87 |
F11 | Fuse 11 on fuse holder B -SB11- | 40 A 50 A 13) | Auxiliary air heater element -Z35- 2) | 87 |
| | | Secondary air pump motor -V101- 5) 13) | |
F12 | Fuse 12 on fuse holder B -SB12- | 40 A | Auxiliary air heater element -Z35- 2) | 87 |
F13 | Fuse 13 on fuse holder B -SB13- | 15 A 10) 15) 16) 30 A 11) 17) | Mechatronic unit for dual clutch gearbox -J743- 10) 11) 15) 16) | 30 |
| | | Automatic gearbox control unit -J217- 17) | |
F14 | Fuse 14 on fuse holder B -SB14- | 30 A 14) | Ignition coil 1 with output stage -N70- 14) | 87 |
| | | Ignition coil 2 with output stage -N127- 14) | |
| | | Ignition coil 3 with output stage -N291- 14) | |
| | | Ignition coil 4 with output stage -N292- 14) | |
| | | Ignition coil 5 with output stage -N323- 14) | |
F15 | Fuse 15 on fuse holder B -SB15- | 15 A | Horn relay -J413- | 30 |
F16 | Fuse 16 on fuse holder B -SB16- | 5 A 6) 10 A 13) 20 A 5) 30 A 14) | Relay for gas shut-off valves -J908- 6) | 30 |
| | | Fuel tank shut-off valve 1 -N361- 6) | |
| | | Fuel tank shut-off valve 2 -N362- 6) | |
| | | Engine component current supply relay -J757- 5) 14) | |
| | | Ignition coil 1 with output stage -N70- 5) | |
| | | Ignition coil 2 with output stage -N127- 5) | |
| | | Ignition coil 3 with output stage -N291- 5) | |
| | | Ignition coil 4 with output stage -N292- 5) | |
| | | Power and control electronics for electric drive -JX1- 13) | |
| | | High-voltage battery charger control unit -J1050- 13) | |
| | | Fuse 14 on fuse holder B -SB14- 14) | |
| | | Fuse 31 on fuse holder B -SB31- 14) | |
F17 | Fuse 17 on fuse holder B -SB17- | 7.5 A | Main relay -J271- 1) | 30 |
| | | Terminal 30 voltage supply relay -J317- 2) | |
| | | Engine control unit -J623- | |
| | | ABS control unit -J104- | |
F18 | Fuse 18 on fuse holder B -SB18- | 5 A | Battery monitor control unit -J367- | 30 |
| | | Data bus diagnostic interface -J533- | |
F19 | Fuse 19 on fuse holder B -SB19- | 30 A | Wiper motor control unit -J400- | 30 |
F20 | Fuse 20 on fuse holder B -SB20- | 10 A | Alarm horn -H12- | 30 |
F21 | not assigned | - | | - |
F22 | Fuse 22 on fuse holder B -SB22- | 5 A | Engine control unit -J623- | 50 |
F23 | Fuse 23 on fuse holder B -SB23- | 30 A | Starter -B- | 50 |
F24 | Fuse 24 on fuse holder B -SB24- | 40 A | Auxiliary air heater element -Z35- 2) | 87 2) 30 13) |
| | | Brake servo -NX6- 13) | |
F25 | not assigned | - | | - |
F26 | not assigned | - | | - |
F27 | not assigned | - | | - |
F28 | not assigned | - | | - |
F29 | not assigned | - | | - |
F30 | not assigned | - | | - |
F31 | Fuse 31 on fuse holder B -SB31- | 5 A 7) 12) 7.5 A 13) 15 A 8) 10 A 14) | Output module for left headlight -J667- 7) 12) | 87 |
| | | Fuel metering valve -N290- 14) | |
| | | Vacuum pump relay -J57- 8) | |
| | | Vacuum pump for brakes -V192- 8) | |
| | | Coolant circulation pump before power and control electronics for electric drive -V508- 13) | |
F32 | Fuse 32 on fuse holder B -SB32- | 5 A | Output module for right headlight -J668- 12) | 87 |
| | | Output module for left headlight -J667- 8) 12) | |
F33 | Fuse 33 on fuse holder B -SB33- | 30 A | Brake system pressure accumulator -VX70- 13) | 30 |
F34 | Fuse 34 on fuse holder B -SB34- | 5 A | Brake servo -NX6- 13) | 30 |
F35 | Fuse 35 on fuse holder B -SB35- | 7.5 A | Air conditioning system relay -J32- 13) | 30 |
| | | Pressure sender for refrigerant circuit -G805- 13) | |
| | | Refrigerant pressure and temperature sender -G395- 13) | |
| | | Control unit for air conditioning compressor -J842- 13) | |
| | | High voltage heater (PTC) control unit -J848- 13) | |
F36 | not assigned | | | |
F37 | Fuse 37 on fuse holder B -SB37- | 20 A | Auxiliary heater control unit -J364- | 30 |
F38 | Fuse 38 on fuse holder B -SB38- | 20 A | Vacuum pump relay -J57- 7) | 30 |
Slot | Current Flow Diagram designation | Nominal value | Function/component | Terminal |
F1 | Fuse 1 on fuse holder C -SC1- | 30 A | Control unit for reducing agent metering system -J880- | 30 |
F2 | Fuse 2 on fuse holder C -SC2- | 10 A 1) | Driver seat lumbar support adjustment switch -E176- 1) | 30 |
| | | Front passenger seat lumbar support adjustment switch -E177- 1) | |
| | | Driver seat lumbar support longitudinal adjustment motor -V125- 1) | |
| | | Front passenger seat lumbar support longitudinal adjustment motor -V126- 1) | |
| | | Driver seat lumbar support height adjustment motor -V129- 1) | |
| | | Front passenger seat lumbar support height adjustment motor -V130- 1) | |
F3 | Fuse 3 on fuse holder C -SC3- | 40 A | Convertible roof actuation hydraulic pump relay -J321- | 30 |
| | | Hydraulic pump relay 2 for convertible roof -J588- | |
| | | Convertible roof actuation hydraulic pump -V118- | |
F4 | Fuse 4 on fuse holder C -SC4- | 7.5 A | Multimedia system operating unit -E380- | 30 |
| | | Control unit 1 for information electronics -J794- | |
F5 | Fuse 5 on fuse holder C -SC5- | 5 A | Data bus diagnostic interface -J533- | 30 |
F6 | Fuse 6 on fuse holder C -SC6- | 5 A | Selector lever -E313- 15) | 30 |
| | | Anti-theft alarm sensor -G578- 16) | |
F7 | Fuse 7 on fuse holder C -SC7- | 10 A | Heated rear window relay -J9- | 30 |
| | | Heater control unit -J65- | |
| | | Climatronic control unit -J255- | |
| | | Air conditioning system control unit -J301- | |
| | | Selector lever -E313- 16) | |
| | | Remote control receiver for auxiliary heater -R64- | |
F8 | Fuse 8 on fuse holder C -SC8- | 10 A | Light switch -E1- | 30 |
| | | Electromechanical parking brake button -E538- | |
| | | Humidity sender -G355- | |
| | | Rain and light sensor -G397- | |
| | | Anti-theft alarm sensor -G578- 15) | |
| | | 16-pin connector -T16- | |
| | | Emergency call module control unit and communication unit -J949- 9) | |
| | | Front roof module -WX3- | |
F9 | Fuse 9 on fuse holder C -SC9- | 1 A 1) 5 A 15) | Steering column electronics control unit -J527- 1) 15) | 30 |
F10 | Fuse 10 on fuse holder C -SC10- | 5 A | Display unit for front information display and operating unit control unit -J685- | 30 |
F11 | Fuse 11 on fuse holder C -SC11- | 15 A 2) 25 A 1) | All-wheel drive control unit -J492- 2) | 30 |
| | | Control unit for front left belt tensioner -J854- 1) | |
F12 | Fuse 12 on fuse holder C -SC12- | 15 A 4) 20 A 3) | Control unit 1 for information electronics -J794- | 30 |
F13 | Fuse 13 on fuse holder C -SC13- | 20 A 15 A 9) | Electronically controlled damping control unit -J250- | 30 |
| | | Maintenance connector for high-voltage system -TW- 9) | |
F14 | Fuse 14 on fuse holder C -SC14- | 30 A | Fresh air blower control unit -J126- | 30 |
F15 | Fuse 15 on fuse holder C -SC15- | 10 A | Control unit for electronic steering column lock -J764- | 30 |
F16 | Fuse 16 on fuse holder C -SC16- | 7.5 A | Chip card reader control unit -J676- | 30 |
| | | TV tuner -R78- | |
| | | Aerial amplifier for mobile telephone -R86- | |
| | | Telephone bracket -R126- | |
| | | Connection for external audio sources -R199- | |
F17 | Fuse 17 on fuse holder C -SC17- | 5 A | Control unit in dash panel insert -J285- | 30 |
F18 | Fuse 18 on fuse holder C -SC18- | 7.5 A | Reversing camera system control unit -J772- | 30 |
F19 | Fuse 19 on fuse holder C -SC19- | 7.5 A | Entry and start authorisation control unit -J518- | 30 |
| | | Interface control unit for vehicle location system -J843- | |
F20 | Fuse 20 on fuse holder C -SC20- | 15 A 2) 7.5 A 5) 6) 7) | Driver seat lumbar support adjustment switch -E176- 2) | 30 |
| | | Front passenger seat lumbar support adjustment switch -E177- 2) | |
| | | Driver seat lumbar support longitudinal adjustment motor -V125- 2) | |
| | | Front passenger seat lumbar support longitudinal adjustment motor -V126- 2) | |
| | | Driver seat lumbar support height adjustment motor -V129- 2) | |
| | | Front passenger seat lumbar support height adjustment motor -V130- 2) | |
| | | Control unit for fuel tank leak detection -J909- 5) 7) | |
| | | Relay for reducing agent metering system -J963- 6) 7) | |
F21 | not assigned | - | | - |
F22 | not assigned | - | | - |
F23 | Fuse 23 on fuse holder C -SC23- | 40 A | Onboard supply control unit -J519- | 30 |
F24 | Fuse 24 on fuse holder C -SC24- | 20 A 30 A 8) | Sliding sunroof adjustment control unit -J245- | 30 |
| | | Convertible roof actuation control unit -J256- 8) | |
F25 | Fuse 25 on fuse holder C -SC25- | 30 A | Driver door control unit -J386- | 30 |
| | | Rear driver side door control unit -J926- | |
| | | Control unit with rear driver side window regulator motor -J1016- | |
| | | Rear left window regulator motor -V26- | |
F26 | Fuse 26 on fuse holder C -SC26- | 30 A | Onboard supply control unit -J519- | 30 |
F27 | Fuse 27 on fuse holder C -SC27- | 30 A | Digital sound package control unit -J525- | 30 |
F28 | Fuse 28 on fuse holder C -SC28- | 5 A 7) 8) 20 A 2) | Convertible roof actuation control unit -J256- 7) 8) | 30 |
| | | Trailer detector control unit -J345- 2) | |
F29 | Fuse 29 on fuse holder C -SC29- | 7.5 A | Glove compartment light switch -E26- | 30 |
| | | Driver side vanity mirror contact switch -F147- | |
| | | Front passenger side vanity mirror contact switch -F148- | |
| | | Glove compartment light -W6- | |
| | | Front passenger side illuminated vanity mirror -W14- | |
| | | Left luggage compartment light -W18- | |
| | | Driver side illuminated vanity mirror -W20- | |
| | | Right luggage compartment light -W35- | |
| | | Front roof module -WX3- | |
| | | Front interior light -WX1- | |
| | | Special vehicle control unit -J608- | |
F30 | Fuse 30 on fuse holder C -SC30- | 25 A 2) | Seat belt tensioner relay -J669- 2) | 30 |
| | | Control unit for front left belt tensioner -J854- 2) | |
F31 | Fuse 31 on fuse holder C -SC31- | 40 A | Onboard supply control unit -J519- | 30 |
F32 | Fuse 32 on fuse holder C -SC32- | 7.5 A | Adaptive cruise control unit -J428- | 15 |
| | | Parking aid control unit -J446- | |
| | | Park assist steering control unit -J791- | |
| | | Lane change assist control unit -J769- | |
| | | Lane change assist control unit 2 -J770- | |
| | | Front camera for driver assist systems -R242- | |
F33 | Fuse 33 on fuse holder C -SC33- | 5 A | Airbag control unit -J234- | 15 |
| | | Front passenger airbag deactivated warning lamp -K145- | |
F34 | Fuse 34 on fuse holder C -SC34- | 7.5 A | Auto-hold button -E540- | 15 |
| | | Reversing light switch -F4- | |
| | | Pressure sender for refrigerant circuit -G805- | |
| | | Relay for power sockets -J807- | |
| | | Control unit for structure-borne sound -J869- | |
| | | Seat belt tensioner relay -J669- 2) | |
F35 | Fuse 35 on fuse holder C -SC35- | 10 A | Headlight range control regulator -E102- | 15 |
| | | Interior mirror -EX5- | |
| | | Air quality sensor -G238- | |
| | | Humidity sender in fresh air intake duct -G657- | |
| | | Control unit for cornering light and headlight range control -J745- | |
| | | Headlight range control unit -J431- | |
| | | 16-pin connector -T16- | |
| | | Left headlight range control motor -V48- | |
| | | Right headlight range control motor -V49- | |
F36 | Fuse 36 on fuse holder C -SC36- | 15 A | Output module for right headlight -J668- | 15 |
| | | Output module 1 for right LED headlight -A27- | |
F37 | Fuse 37 on fuse holder C -SC37- | 15 A | Output module for left headlight -J667- | 15 |
| | | Output module 1 for left LED headlight -A31- | |
F38 | Fuse 38 on fuse holder C -SC38- | 20 A 2) 15 A 9) | Trailer detector control unit -J345- 2) | 30 |
| | | Hybrid battery unit -AX1- 9) | |
F39 | Fuse 39 on fuse holder C -SC39- | 30 A | Front passenger door control unit -J387- | 30 |
| | | Rear passenger side door control unit -J927- | |
| | | Control unit with rear passenger side window regulator motor -J1017- | |
| | | Rear right window regulator motor -V27- | |
F40 | Fuse 40 on fuse holder C -SC40- | 20 A | Electric socket -U- | 87 |
| | | Cigarette lighter -U1- | |
| | | 12 V socket -U5- | |
F41 | Fuse 41 on fuse holder C -SC41- | 1 A 2) 25 A 1) | Steering column electronics control unit -J527- 2) | 30 |
| | | Control unit for front right belt tensioner -J855- 1) | |
F42 | Fuse 42 on fuse holder C -SC42- | 40 A | Onboard supply control unit -J519- | 30 |
F43 | Fuse 43 on fuse holder C -SC43- | 30 A | Onboard supply control unit -J519- | 30 |
F44 | Fuse 44 on fuse holder C -SC44- | 15 A | Trailer detector control unit -J345- 2) | 30 |
| | | All-wheel drive control unit -J492- 1) | |
F45 | Fuse 45 on fuse holder C -SC45- | 15 A | Driver seat adjustment operating unit -E470- | 30 |
| | | Driver seat lumbar support adjustment switch -E176- | |
F46 | not assigned | - | | - |
F47 | Fuse 47 on fuse holder C -SC47- | 15 A | Rear window wiper motor -V12- | 15 |
F48 | Fuse 48 on fuse holder C -SC48- | 10 A 9) 5 A13) 14) | Front left headlight -MX1-14) | 15 |
| | | Front right headlight -MX2-14) | |
| | | Engine sound generator control unit -J943- 9) | |
F49 | Fuse 49 on fuse holder C -SC49- | 5 A | Clutch position sender -G476- | 15 |
| | | Starter relay 1 -J906- | |
| | | Starter relay 2 -J907- | |
| | | Hybrid battery unit -AX1- 9) | |
| | | Power and control electronics for electric drive -JX1- 9) | |
| | | Current supply relay -J16- | |
F50 | not assigned | | | |
F51 | Fuse 51 on fuse holder C -SC51- | 25 A 2) | Control unit for front right belt tensioner -J855- 2) | 15 |
F52 | not assigned | | | |
F53 | Fuse 53 on fuse holder C -SC53- | 30 A 10) 12) 40 A 11) 20 A 8) | Heated rear window relay -J9- | 30 |
| | | Heated rear window -Z1- | |