Fuse holder mounting location A (A -SA-)
| Number | A | Function |
| 1 | 150 | Alternator -C- 90A / 110A |
| 1 | 200 | Alternator -C- 140A |
| 2 | 80 | Power steering control module -J500- Electromechanical power steering motor -V187-. |
| 3 | 50 | Radiator fan control unit -J293- Radiator fan -V7- Right coolant fan -V35- Radiator fan thermal switch -F18- Radiator fan -V7-. |
| 3 | 80 | Radiator fan controller -J293-1) |
| 4 | 502)803) | On-board power control unit -J519-2) X-pin redundant relay -J59-2) Fuse 7 on fuse holder -SC7- Fuse 8 on fuse holder -SC8- Fuse 28 on fuse holder -SC28- to -SC33-. |
| 5 | 100 | Unused (from May 2005 to November 2006) Fuses on fuse holder C -SC- (from November 2006) Fuse 20 on fuse holder -SC20- to -SC24- Fuse 42 on fuse holder -SC42- to -SC52- (until April 2009) Fuse 42 on fuse holder -SC42- to -SC53- (from May 2009) |
| 6 | 100 | Fuses on fuse holder C -SC- (from May 2005 to November 2006) Fuse 20 on fuse holder -SC20- to -SC24- Fuse 42 on fuse holder -SC42- to -SC52- Unused (from November 2006) High thermal power relay -J360- (from September 2007) Auxiliary air heater element -Z35-. |
| 66) | 50 | Low thermal power relay -J359-4) Auxiliary air heater element -Z35-. |
| 7 | 50 | Fuses on fuse holder C -SC- Fuse 39 on fuse holder -SC39- to -SC41-5) |
| 76) | 100 | High thermal power relay -J360-5) Auxiliary air heater element -Z35-. |
Location of E-box high fuse holder (B -SB-)
| Number | A | Function |
| 1 | – | Not used |
| 2 | 1551) | Steering column electronics control module -J527- Unused (as of May 2008). |
| 3 | 5 | On-board power control unit -J519-. |
| 4 | 30 | ABS control unit -J104- |
| 5 | 15 | Mechatronics for dual clutch transmission -J743- |
| 6 | 5 | Control unit in the dash insert -J285- Steering column electronics control module -J527- (as of May 2008). |
| 7 | 40 | Not used (until May 2008) Terminal 15 voltage supply relay 2 -J681- (since May 2008). |
| 8 | 15 | Control module with display for radio and navigation system -J503- Radio -R-. |
| 9 | 1051) | Control module for cell phone service electronics -J412-. |
| 10 | 10 | Motronic current supply relay -J271- (BUD, BSX) Term. 30 supply voltage relay -J317- (BDJ, BST, BLS, BSU, BJB, BCA, BMM) Motronic control module -J220- (BCA) Motor control module -J623- (BSX, BUD) |
| 11 | 20 | Auxiliary heater control unit -J364-. |
| 12 | 5 | Data bus diagnostic interface -J533- |
| 13 | 25151) | Engine control module -J623- (BSX, BUD) Simos control module -J361- (BGU, BSE, BSF) |
| 13 | 30 | Diesel direct injection system control module -J248- (BDJ, BLS, BJB, BST, BSU, BMM) Motronic control module -J220- (BCA) |
| 14 | 20 | Ignition coil 1 with output stage -N70- (BCA, BSX, BUD) Ignition coil 2 with output stage -N127- (BCA, BSX, BUD) Ignition coil 3 with output stage -N291- (BCA, BSX, BUD) Ignition coil 4 with output stage -N292- (BCA, BSX, BUD) Ignition transformer -N152- (BGU, BSE, BSF, BSX) |
| 15 | 5 | Fuel pump relay -J17- (BDJ, BST, BLS, BSU, BJB, BMM) Glow plug relay -J52- (BDJ, BST) Automatic light period control module -J179- (BLS, BSU, BJB, BMM) |
| 15 | 10 | Fuel pump shut-off relay -J333- (BSX) Cylinder injector 1 -N30- (BUD) Cylinder injector 2 -N31- (BUD) Cylinder injector 3 -N32-. (BUD) Cylinder injector 4 -N33- (BUD) Gas injector 1 -N366- (BSX) Gas injector 2 -N367- (BSX) Gas injector 3 -N368- (BSX) Gas injector 4 -N369- (BSX) |
| 16 | 30 | ABS control module -J104-. |
| 17 | 20 | On-board power control unit -J519- Sound signal relay -J413- Sound horn -H2- Bass horn -H7-. |
| 18 | 30 | Special vehicle control unit -J608-. |
| 19 | 30 | Windshield wiper motor -V- |
| 20 | 40 | Glow plug 3 -Q12- (BDJ, BST) Glow plug 4 -Q13- (BDJ, BST) |
| 21 | 10 | Lambda probe heater -Z19- (BLS, BMM) |
| 21 | 15 | Lambda probe heater -Z19- (BGU, BSE, BSF, BCA, BSX, BUD) Lambda probe heater 1 after catalytic converter -Z29- (BGU, BSE, BSF, BCA, BSX, BUD) |
| 22 | 5 | Brake pedal switch -F47- (until May 2006) Clutch position transmitter -G476-. |
| 23 | 5 | Secondary air pump relay -J299- (BGU, BSE) Exhaust gas recirculation valve -N18- (BDJ, BST) |
| 23 | 10 | Exhaust gas recirculation valve -N18- (BJB, BSU) Charge pressure control solenoid valve -N75- (BJB, BLS, BSU, BMM) Exhaust gas recirculation radiator switch valve -N345- (BJB, BLS, BSU, BMM) Tank 1 shut-off valve -N361- (BSX) Tank 2 shut-off valve -N362- (BSX) Tank 3 shut-off valve -N363- (BSX) High pressure valve for gas operation -N372- (BSX) Tank 4 shut-off valve -N429- (BSX) |
| 24 | 10 | Exhaust gas recirculation valve -N18- (BCA) Cylinder injector 1 -N30- (BSX) Cylinder injector 2 -N31- (BSX) Cylinder injector 3 -N32- (BSX) Cylinder injector 4 -N33- (BSX) Activated carbon filter solenoid valve 1 -N80- (BCA, BGU, BSE, BSF, BUD) Intake manifold variable valve -N156- (BGU, BSE, BSF) Intake manifold flap motor -V157- (BDJ, BST) Radiator fan control unit -J293- Protective resistor -N235-. |
| 25 | 40 | On-board power control unit -J519- , right headlight |
| 26 | 40 | On-board power control unit -J519- , left headlight |
| 27 | 40 | Secondary air pump relay -J299- (BGU, BSE) Secondary air pump motor -V101- Glow plug 1 -Q10- (BDJ, BST) Glow plug 2 -Q11- (BDJ, BST) |
| 27 | 50 | Automatic glow period control module -J179- (BJB, BLS, BSU, BMM) Glow plug 1 -Q10- Glow plug 2 -Q11- Glow plug 3 -Q12- Glow plug 4 -Q13-. |
| 28 | 40 | Terminal 15 Supply voltage relay 2 -J681-. |
| 29 | 30 | Driver’s door control unit -J386- (models with electric window controls only) Passenger door control unit -J387- (models with electric window controls only) |
| 30 | 30 | Fuses on fuse holder C -SC- (special purpose vehicles) Fuse 18 on fuse holder -SC18- Fuse 19 on fuse holder -SC19- Fuse 36 on fuse holder -SC36- Fuse 53 on fuse holder -SC53- to -SC56-. |
| 30 | 50 | Low heat relay -J358- (as of September 2007) Auxiliary air heater element -Z35-. |
Location of fuses on fuse holder C -SC- (May 2005 – May 2007)
| Number | A | Function |
| 1 | – 10 | Unused (used until May 2006) 10-pin connector -T10c- (as of November 2006; only for models with electrical interface) |
| 1 | 10151) | Two-way radio switch -E72- (applicable only to special vehicles) Engine still running without button -E489- (applicable only to special vehicles) Special vehicle control unit -J608- (until November 2006; applicable only to special vehicles) 4-pin connector -T4g- (applicable only to special vehicles) |
| 2 | 5 | Fuel pump relay -J17- (BCA, BGU, BSE, BSF, BUD, BSX) Power voltage relay terminal 15 -J329- (BGU, BSE, BSF, BUD, BSX) Data bus diagnostic interface -J533- Engine control unit -J623-. |
| 3 | 5 | Headlight range control -E102- Left headlight range control motor -V48- Right headlight range control motor -V49- Traction control system switch -E132- (since November 2006) TCS and ESP button -E256- (since November 2006) Gear shift lever -E313- (since November 2006; direct transmission models only) Brake light switch -F- (since November 2006) ABS control unit -J104- (since November 2006.) Trailer detector control unit -J345- (since November 2006) Power steering -J500- (since November 2006; power steering models only) Shift lever sensors -J587- (since November 2006; direct transmission models only) Mechatronics for dual-clutch transmissions -J743- (since November 2006; direct transmission models only) |
| 4 | 5 | Mechatronics controller for cell phone electronics control -J412- (models with phone only) |
| 5 | 15 | Air mass meters -G70- (BLS, BSU, BJB, BDJ, BST) Crankcase breather heating element -N79- (BCA, BGU, BSE, BSF, BUD, BLS, BSU, BJB) Reversing light switch -F4- (since November 2006.) Auxiliary heater operation relay -J485- (since November 2006; only models with auxiliary coolant heater) 16-pin connector -T16- (since November 2006; connector for self-diagnostics) |
| 5 | 10 | Heating element for crankcase breather -N79- (BSX) Solenoid valve 1 -N80- (BSX) 16-pin connector -T16- (as of November 2006; connector for self-diagnostics) Reversing light switch -F4- (as of November 2006) Auxiliary heater operation relay -J485- (as of November 2006; models with auxiliary coolant heater only) |
| 6 | 5 | Airbag control unit -J234- Warning light off passenger side airbag -K145-. |
| 7 | 5 | Heating/heating output switch -E16- (only models with seat heating and without central locking) Air conditioning system control unit -J301- (only models with seat heating and without central locking) Not used (as of November 2006). |
| 8 | 5 | Left jet washer element -Z20- (only models without central locking) Right jet washer element -Z21- (only models without central locking) Not used (since November 2006). |
| 9 | 10 | Power steering -J500- (only models with power steering) Not used (since November 2006). |
| 10 | 10 | Reversing light switch -F4- Auxiliary heater operation relay -J485- (only models with auxiliary coolant heater) 16-pin connector -T16- (connection to self-diagnostics) Not used (since November 2006). |
| 11 | – | Not used (used until May 2006). |
| 11 | 10 | 2-pin connector -T2ab- (applicable only to special vehicles, used since June 2006). |
| 12 | – | Not used (used until May 2006). |
| 12 | 5 | Internal light switch (cab) -E115- (cabs only) Taxi sign switch -E138- (cabs only) Hands-free system button -E487- (cabs only) Taximeter -G41- (cabs only) |
| 12 | 10 | 2-pin connector -T2ac- (special vehicles only) 28-pin connector -T28a- (special vehicles only) |
| 13 | 5 | Trailer detector control unit -J345- (only models with trailer operation and without central locking) Not used (as of November 2006). |
| 14 | 5 | Traction control system switch -E132- TCS and ESP button -E256- ABS control unit -J104- Brake light switch -F- (used since June 2006) Not used (since November 2006). |
| 15 | 5 | Shift lever -E313- (direct transmission models only) Shift lever sensors -J587- (direct transmission models only) Mechatronics for dual clutch transmission -J743- (direct transmission models only) Unused (as of November 2006). |
| 16 | 5 | Heater/heat output switch -E16- (only models without A/C system) High-pressure sender -G65- (only models with A/C system) Oil level and oil temperature sender -G266- (only for models with flexible service interval display) Control unit in dash insert -J285-. |
| 17 | 7.5 | Left rear lamp and rear fog light bulb -M41- (models without central locking) Rear fog light switch -F216- (only models with trailer support and without central locking) |
| 18 | 5 | Unused (used until May 2006) Taxi remote control, control unit -J601- (cabs only, used since June 2006) 10-pin connector -T10c- (only for models with electrical interface) (since November 2006) |
| 19 | 5 | Unused (used until May 2006) 10-pin connector -T10c- (only for models without electrical interface, used since June 2006) |
| 19 | 10 | Taximeter -G41- (taxicabs only, used since June 2006) Two-way radio -R8- (taxicabs only, used since June 2006) |
| 20 | 5 | Automatic transmission control unit -J217-. |
| 20 | 10 | 10-pin connector -T10c- (as of November 2006; only for models with electrical interface) |
| 21 | 5101) | Shift lever -E313- (direct transmission models only) Shift lever sensors -J587- (direct transmission models only) Three-phase switch -F189- (since November 2006; direct transmission models only) Automatic transmission -J217- (since November 2006) 16-pin connector -T16- (since November 2006.; connector for self-diagnostics) Light switch -E1- (since November 2006) Heater/heat output switch -E16- (since November 2006) Air conditioning system control unit -J301- (since November 2006) Remote control receiver for auxiliary coolant heater -R149- (since November 2006; only models with remote control receiver for auxiliary coolant heater) |
| 22 | 5 | Remote control receiver for auxiliary coolant heater -R149- (only models with remote control receiver for auxiliary coolant heater) Unused (as of November 2006). |
| 23 | 10 | Brake light switch -F- (used until May 2006). |
| 23 | 10 | 3-pole connector -T3r- (applicable only to special vehicles, used since June 2006). |
| 24 | 1051) | Light switch -E1- (until November 2006) Heater/heat output switch -E16- (until November 2006) Air conditioning system control unit -J301- (until November 2006) 16-pin connector -T16- (until November 2006; connector for self-diagnostics) Internal monitoring sensor -G273- (since November 2006) Vehicle tilt transmitter -G384- (since November 2006) Alarm horn -H12- (since November 2006) |
| 25 | – | Unused |
| 26 | 20 | Injector, cylinder 1 -N30- (BCA, BGU, BSE, BSF, BUD) Injector, cylinder 2 -N31- (BCA, BGU, BSE, BSF, BUD) Injector, cylinder 3 -N32- (BCA, BGU, BSE, BSF, BUD) Injector, cylinder 4 -N33- (BCA, BGU, BSE, BSF, BUD) |
| 27 | 20 | Unused (until November 2006) Automatic transmission -J217- , under the front left wheel housing (since November 2006) |
| 28 | 5 | Light switch -E1- (models with central locking) |
| 28 | 20 | Rear fog light switch -E18- (from November 2006; models without central locking only) |
| 29 | 15 | Rear window wiper motor -V12- (models with rear window wiper only) |
| 30 | 5 | Heating/heating output switch -E16- (models with seat heating and central locking only) Air conditioning system controller -J301- (models with seat heating and central locking only) |
| 30 | 25 | Light switch -E1- (only models without central locking) |
| 31 | 15 | On-board power control unit -J519-. |
| 32 | 5 | Left washer jet heater element -Z20- (central locking models only) right washer jet element -Z21- (central locking models only) |
| 33 | 40 | Heater/heat output switch -E16- Air conditioning system control unit -J301- Auxiliary heater relay -J485- (models without auxiliary cooling heater only) |
| 34 | – | Not used |
| 35 | – | Unused |
| 36 | – | Not used (used until May 2006). |
| 36 | 20 | 10-pin connector -T10ai- (applies only to special vehicles, used since June 2006). |
| 37 | 15 | Right dipped beam bulb -M31- (models without central locking) |
| 38 | 15 | Bulb with left dipped beam -M29- (models without central locking only) |
| 38 | 10 | Rear high roof fluorescent light -W41- (applies to special vehicles only, effective June 2006) Center high roof fluorescent light -W42- (applies to special vehicles only, effective June 2006) |
| 39 | – | Not used |
| 40 | 20 | Trailer detector control unit -J345-. |
| 41 | 20 | Trailer socket -U10- |
| 42 | 15 | 12 V socket -U5- (without 12 V socket, in trunk) |
| 42 | 30 | 12 V receptacle -U5- (near the handbrake lever) 12 V receptacle 2 -U18- (left luggage compartment) |
| 43 | 15 | Electric fuel pump 2 relay -J49- (BCA, BGU, BSE, BSF, BUD, BSX) Fuel pump relay -J17- (BDJ, BJB, BLS, BSU, BJB, BSE, BSF, BUD, BSX) |
| 44 | 5 | Internal monitoring sensor -G273- Vehicle tilt transmitter -G384- Alarm horn -H12- Not used (as of November 2006). |
| 45 | 5 | Antenna selection control unit -J515- (effective until May 2006). |
| 45 | 20 | Headlight washer system relay -J39- (since November 2006; only models with headlight washer system) Headlight washer system pump -V11- (since November 2006; only models with headlight washer system) |
| 45 | 30 | 10-pin connector -T10ai- (applies to special vehicles only, used since June 2006). |
| 46 | 7.5 | On-board power control unit -J519- (Interior light). |
| 47 | 25 | Cigarette lighter -U1-. |
| 48 | 20 | Headlight washer system relay -J39- (until November 2006) Headlight washer system pump -V11- (until November 2006). |
| 48 | 30 | Heated front seats -J774- (since November 2006; only models with side heating) |
| 49 | 10 | Driver’s door control unit -J386- (central locking models only) Passenger door control unit -J387- (central locking models only) |
| 50 | 25 | Convenience central control unit system -J393-. |
| 51 | 30 | Heated driver’s seat control unit -J131- (until November 2006) Heated front passenger seat control unit -J132- (until November 2006) Heated front seats -J774-. |
| 52 | 25 | Fresh air blower relay -J13- (models with auxiliary heater only) On-board power control unit -J519-Heated rear window -Z1-. |
| 53 | – | Not used |
| 54 | – | Unused |
| 55 | – | Unused |
| 56 | – | Unused |
| 57 | 5 | Not used (used until May 2006) Accident data memory -J754- (applies only to special vehicles, effective June 2006) 10-pin connector -T10c- (effective November 2006; only for models with electrical interface) |
| 58 | 10 | Unused (used until May 2006) 4-pin connector -T4g- (applies only to special vehicles, used since June 2006). |
Location of fuses on fuse holder C -SC- (May 2007 – May 2009)
| Number | A | Function |
| 1 | – | Not used |
| 2 | – | Unused |
| 3 | – | Unused |
| 4 | – | Unused |
| 5 | – | Unused |
| 6 | – | Unused |
| 7 | – | Unused |
| 8 | – | Unused |
| 9 | 10 | 4-pin connector -T4g- (only for special vehicles) 10-pin connector -T10c- (only for models with electrical interface) |
| 10 | 5 | Fuel pump relay -J17- (BSE, BSF, BUD, BSX) Power voltage relay terminal 15 -J329- (BSE, BSF, BUD, BSX) Data bus diagnostic interface -J533- Engine control unit -J623-. |
| 11 | 5 | Parking aid control unit -J446- (models with parking aid only) |
| 11 | 10 | 2-pin connector -T2ab- (applies to special vehicles only) |
| 12 | 5 | Taximeter -G41- (taxicabs only) Mirror meter -G511- (as of November 2007; taxicabs only) |
| 12 | 10 | 2-pin connector -T2ac- (applies to special vehicles only) 28-pin connector -T28a- (applies to special vehicles only) |
| 13 | 5 | Headlight range adjuster -E102- Left headlight range control motor -V48- Right headlight range control motor -V49- Traction control system switch -E132- TCS and ESP button -E256- Gear shift lever -E313- (direct transmission models only) Brake light switch -F- Brake light relay -J111- ABS control unit -J104-. Trailer detector control unit -J345- Power steering -J500- (power steering models only) Shift lever sensors -J587- (direct transmission models only) Mechatronics for dual clutch transmission -J743- (direct transmission models only) Four-wheel drive control unit -J492- (effective November 2008.) |
| 14 | 5 | Air mass meters -G70- (BLS, BSU, BJB, BDJ, BST, BMM) Crankcase breather heating element -N79- (BSE, BSF, BUD, BLS, BSU, BJB, BSX, BMM) Reversing light switch -F4- Auxiliary heater operation relay -J485- (models with auxiliary coolant heater only) Solenoid valve 1 -N80- (BSE, BSF, BUD) 16-pin connector -T16- (connection to self-diagnostics) |
| 15 | 5 | Airbag control unit -J234- Warning light off passenger side airbag -K145-. |
| 16 | 5 | Heater/heat output switch -E16- (only models without air conditioning system) High-pressure sender -G65- (only models with air conditioning system) Oil level and oil temperature sender -G266- (only for models with flexible service interval display) Control unit in dash insert -J285- Low heat output relay -J359- (only models with PTC (positive temperature coefficient) heater, Since September 2007) High heat output relay -J360- (only models with PTC heater (positive temperature coefficient), since September 2007) Automatic interior anti-glare mirror -Y7- (since November 2007) Climate control -J255- (since May 2008.; only models with air conditioning system) |
| 17 | 7.5 | Left rear lamp and rear fog light bulb -M41- (models without central locking) Rear fog light switch -F216- (only models with trailer support and without central locking) |
| 18 | 5 | Cab remote control, control unit -J601- (cabs only) 10-pin connector -T10c- (only for models with electrical interface) |
| 19 | 5 | 10-pin connector -T10c- (only for models with electrical interface) |
| 19 | 10 | Taximeter -G41- (cabs only) Two-way radio -R8- (cabs only) Taxi mirror counter -G511- (cabs only) (as of November 2007) |
| 20 | 10 | 10-pin connector -T10c- (only for models with electrical interface) Unused (applicable until October 2008). |
| 20 | 7.5 | On-board power control unit -J519- (Interior light, used since November 2008). |
| 21 | 10 | Shift lever -E313- (Direct transmission models only) Shift lever sensors -J587- (Direct transmission models only) Three-phase switch -F189- (Direct transmission models only) Automatic transmission control unit -J217- 16-pin connector -T16-. (auto-diagnostic connection) Light switch -E1- Heater/heat output switch -E16- Air conditioning system control unit -J301- Remote control receiver for auxiliary coolant heater -R149- (only models with remote control receiver for auxiliary coolant heater) Rain and light sensor -G397- (as of November 2007.; models with rain and light sensor only) Climate control unit -J255- (since May 2008; models with air conditioning system only) Light switch -E1- (since May 2008) Control unit in dash insert -J285- (effective since November 2008) Electronic steering column control unit -J527- (effective since November 2008) |
| 22 | 10 | Unused (until May 2008) Driver’s door control unit -J386- (only for model with electric window control) Passenger door control unit -J387- (only for model with electric window control) |
| 23 | 10 | Internal light switch (cab) -E115- (cabs only) Taxi sign switch -E138- (cabs only) Hands-free system button -E487- (cabs only) 3-pin connector -T3r- (applies to special vehicles only) 10-pin connector -T10c- (as of May 2008; only for models with electric interface) |
| 24 | 5 | Internal monitoring sensor -G273- Vehicle tilt transmitter -G384- Emergency horn -H12-. |
| 25 | – | Not used |
| 26 | 10 | Unused (until May 2008) 2-pin connector -T2ab- (applies to special vehicles only) |
| 27 | 20 | Automatic transmission -J217- , under the lining of the front left wheel housing (until May 2008) Deactivation relay for the air conditioning system Magnetic clutch -J246- (only for models with hydraulic steering) Multifunction switch -F125- (from November 2007 to May 2008). |
| 28 | 5 | Light switch -E1- (models with central locking) |
| 28 | 20 | Rear fog light switch -E18- (models without central locking only) |
| 29 | 15 | Rear window wiper motor -V12- (models with rear window wiper only) |
| 30 | 25 | Light switch -E1- (models without central locking only) Not used (as of May 2008). |
| 31 | 5 | Heater/heat output switch -E16- (models without air conditioning system only) Air conditioning system control unit -J301- (models with air conditioning system only) Left jet washer element -Z20- Right washer nozzle heater element -Z21-. |
| 32 | 15 | On-board delivery control unit -J519- (until May 2008) Windshield washer pump and rear window washer pump -V59- (since May 2008) |
| 33 | 40 | Heater/heat output switch -E16- Air conditioning system control unit -J301- Auxiliary heater operation relay -J485- (models with auxiliary coolant heater only) |
| 34 | – | Not used |
| 35 | 10 | Not used (until May 2008) Fluorescent light at the rear of the high roof -W41- (applies to special vehicles only) Fluorescent light in the center of the high roof -W42- (applies to special vehicles only) |
| 36 | 20 | 10-pin connector -T10ai- (applies to special vehicles only) |
| 36 | 25 | Light switch -E1- (from May 2008; only models without central locking) |
| 37 | 15 | Right dipped beam bulb -M31- (models without central locking) |
| 38 | 15 | Bulb with left dipped beam -M29- (until November 2007; models without central locking only) |
| 38 | 10 | Rear high roof fluorescent light -W41- (applies to special vehicles only) Center high roof fluorescent light -W42- (applies to special vehicles only) |
| 39 | 20 | Trailer detector control unit -J345- Not used (from November 2007 to May 2008) 10-pin connector -T10ai- (from May 2008; applies to special vehicles only) |
| 40 | 20 | Trailer detector control unit -J345-. |
| 41 | 20 | Trailer detector control unit -J345- Trailer socket -U10- (November 2007 to May 2008) |
| 42 | 15 | 12 V socket -U5- (without 12 V socket, in trunk) |
| 42 | 30 | 12 V socket -U5- (near the handbrake lever) 12 V socket 2 -U18- (left luggage compartment) |
| 43 | 15 | Electric fuel pump 2 relay -J49- (BSE, BSF, BUD, BSX) Fuel pump relay -J17- (BDJ, BJB, BLS, BSU, BJB, BSE, BSF, BUD, BSX) |
| 44 | – 40 | Unused Fresh air blower control unit -J126- (from November 2007). |
| 45 | 20 | Headlight washer system relay -J39- (only models with headlight washer system) Headlight washer system pump -V11- (only models with headlight washer system) |
| 45 | 30 | 10-pin connector -T10ai- (applies to special vehicles only, used until August 2007). |
| 46 | 7.5 | On-board power control unit -J519- (interior lighting, used until October 2008). |
| 46 | 15 | Treble horn -H2- (used since November 2008) Bass horn -H7- (used since November 2008) Horn relay -J413- (used since November 2008) |
| 47 | 25 | Cigarette lighter -U1-. |
| 48 | 30 | Heated front seats -J774- (models with side heating only) |
| 49 | 10301) | Driver’s door control unit -J386- (only models with central locking) Passenger door control unit -J387- (only models with central locking) |
| 50 | 25 | Convenient central control unit system -J393-. |
| 51 | 30 | 10-pin connector -T10ai- (applies to special vehicles only, used since September 2007). |
| 52 | 25 | Fresh air blower relay -J13- (models with auxiliary heater only) On-board power control unit -J519- Heated rear window -Z1-. |
| 53 | – | Not used |
| 54 | – | Unused |
| 55 | – | Unused |
| 56 | – | Unused |
| 57 | 5 | Two-way radio switch -E72- (applies only to special vehicles) Engine still running without button -E489- (applies only to special vehicles) Accident data memory -J754- (applies only to special vehicles) 10-pin connector -T10c- (only for models with electrical interface) |
| 58 | 10 | 4-pin connector -T4g- (applies to special vehicles only) |