Connector | Pin | Terminal |
A | 1 | - |
A | 2 | Left dipped beam output signal 1) |
A | 3 | - |
A | 4 | Interior lighting out put signal, door contact switch |
A | 5 | - |
A | 6 | Rear fog light output signal 1) |
A | 7 | Fog light switch input signal |
A | 8 | - |
A | 9 | - |
A | 10 | Rear lid release motor output signal |
A | 11 | Central locking motor "lock" output signal for all doors |
A | 12 | Central locking motor output signal for driver's door |
A | 13 | Central locking motor "Safe" output signal for all doors |
A | 14 | Central locking earth input signal (31) |
A | 15 | Central locking motor output signal for front passenger door and rear doors |
A | 16 | Central locking supply input signal (30) |
A | 17 | Central locking lock unit input signal for rear left door |
A | 18 | Central locking lock unit input signal for rear right door |
A | 19 | Driver side door contact switch input signal |
A | 20 | Front passenger side door contact switch input signal |
A | 21 | Central locking lock unit input signal for front passenger door |
A | 22 | Central locking lock unit input signal for driver's door |
A | 23 | Rear lid handle release button input signal |
A | 24 | Central locking input signal, driver door |
A | 25 | Interior locking button input signal |
A | 26 | Door contact switch input signal for rear right door |
A | 27 | Bonnet contact switch input signal |
A | 28 | Hazard warning light button input signal |
A | 29 | Horn plate input signal |
A | 30 | Rear lid lock position 2 input signal |
A | 31 | Rear lid lock position 1 input signal |
A | 32 | Right turn signal switch input signal |
A | 33 | Left turn signal switch input signal |
A | 34 | Door contact switch input signal for rear left door |
A | 35 | - |
A | 36 | Switch-off signal for heated seat |
A | 37 | - |
A | 38 | Heated exterior mirror output signal |
A | 39 | Earth input signal (31) |
A | 40 | Rear right side light bulb output signal |
A | 41 | Rear left side light bulb output signal |
A | 42 | Supply input signal (86s) for ignition/starter switch |
A | 43 | Brake pedal position sender input signal |
A | 44 | Supply input signal (15) for ignition/starter switch |
A | 45 | Side light switch input signal |
A | 46 | - |
A | 47 | - |
A | 48 | - |
A | 49 | Headlight washer system relay output signal |
A | 50 | - |
A | 51 | - |
A | 52 | Fuel supply relay output signal |
A | 53 | - |
A | 54 | Supply input signal (75a) for ignition/starter switch 1) |
A | 55 | Starter inhibitor relay output signal (only models with automatic gearbox) |
A | 56 | Hazard warning light system warning lamp signal output |
A | 57 | Interior monitoring "off" warning lamp output signal |
A | 58 | Central locking SAFE function warning lamp output signal |
A | 59 | Interior locking warning lamp output signal |
A | 60 | Heated rear window warning lamp output signal |
A | 61 | - |
A | 62 | Main beam output signal 1) |
A | 63 | Supply input signal (30), left headlight 1) |
A | 64 | Supply input signal (30), heated exterior mirrors |
A | 65 | Supply (30G) output signal, interior light and luggage compartment light |
A | 66 | Supply input signal (30), interior lights |
A | 67 | - |
A | 68 | Supply input signal (30), window wiper |
A | 69 | Window wiper position 1 output signal |
A | 70 | Window wiper earth input signal |
A | 71 | Window wiper position 2 output signal |
A | 72 | Horn output signal |
A | 73 | Horn supply input signal (30) |
B | 1 | - |
B | 2 | Right dipped beam output signal 1) |
B | 3 | - |
B | 4 | - |
B | 5 | - |
B | 6 | - |
B | 7 | - |
B | 8 | - |
B | 9 | Left fog light bulb output signal |
B | 10 | Right fog light bulb output signal |
B | 11 | Fog light bulb supply input signal (30) |
B | 12 | Reversing light output signal (only models with automatic gearbox) |
B | 13 | Turn signal and brake light supply input signal (30) |
B | 14 | Left turn signal output signal |
B | 15 | Right turn signal output signal |
B | 16 | Brake lights output signal |
B | 17 | LIN bus, door control unit and switches in steering wheel |
B | 18 | Powertrain CAN, low |
B | 19 | Powertrain CAN, high |
B | 20 | Convenience CAN, high |
B | 21 | Convenience CAN, low |
B | 22 | Diagnosis CAN, low |
B | 23 | Diagnosis CAN, high |
B | 24 | LIN bus, sliding sunroof adjustment control unit, rain and light detector sensor, interior monitoring sensor |
B | 25 | - |
B | 26 | - |
B | 27 | Window wiper position 1 input signal |
B | 28 | Central locking input signal, front passenger door |
B | 29 | - |
B | 30 | Interior monitoring deactivation switch input signal |
B | 31 | Heated rear window button input signal |
B | 32 | Wiper limit switch input signal |
B | 33 | - |
B | 34 | Switch and instrument illumination (58d) input signal |
B | 35 | - |
B | 36 | LIN bus, alarm horn |
B | 37 | Signal (K), diagnosis |
B | 38 | Earth input signal (31) for electronics |
B | 39 | Supply input signal (30) for electronics |
B | 40 | - |
B | 41 | - |
B | 42 | Brake contact switch input signal |
B | 43 | - |
B | 44 | Cruise control system "Set" input signal |
B | 45 | Cruise control system "On/Off" input signal |
B | 46 | Cruise control system "Reset" input signal |
B | 47 | Cruise control system "Cancel" input signal |
B | 48 | Reversing light switch input signal |
B | 49 | Signal (L) alternator |
B | 50 | Starter relay input signal 1) |
B | 51 | Supply input signal (75a) for ignition/starter switch |
B | 52 | Window washer pump supply input signal |
B | 53 | Window wiper position 2 input signal |
B | 54 | - |
B | 55 | Starter inhibitor signal (only models with automatic gearbox) |
B | 56 | - |
B | 57 | - |
B | 58 | Heated exterior mirror switch input signal |
B | 59 | Input signal for reference voltage (30) |
B | 60 | Input signal for earth - reference voltage (31) |
B | 61 | Washer pump motor and rear window wiper motor output signal |
B | 62 | Windscreen wiper intermittent operation input signal |
B | 63 | Heated rear window output signal |
B | 64 | - |
B | 65 | - |
B | 66 | - |
B | 67 | Heated rear window supply input signal (30) |
B | 68 | Supply input signal (30), right headlight 1) |
B | 69 | - |
B | 70 | - |
B | 71 | - |
B | 72 | - |
B | 73 | - |
No. | | Current Flow Diagram designation | Nominal value | | Function/component | Terminal |
1 | - | Fuse 1 on fuse holder B -SB1-1) | 5A | - | Control unit in dash panel insert -J285-1) ABS control unit -J104-1) Mobile telephone operating electronics control unit -J412-1) | 30a |
2 | - | Fuse 2 on fuse holder B -SB2- | 10A | - | Steering column combination switch -E595- Onboard supply control unit -J519- (T73b/61) t | Rear window wiper motor -V12- | Windscreen and rear window washer pump -V59- | 15 |
3 | - | Fuse 3 on fuse holder B -SB3- | 5A | - | Fuel pump relay -J17- Engine control unit -J623- Current supply relay for Simos control unit -J363-7) Fuel pump control unit -J538-2) Control unit for structure-borne sound -J869-Gas mode control unit -J659-2) | 15 |
4 | - | Fuse 4 on fuse holder B -SB4-9) | 2A | - | Steering column combination switch -E595-9) | 30 |
5 | - | Fuse 5 on fuse holder B -SB5- | 5A | - | ABS control unit -J104-11) | 30 |
6 | - | Fuse 6 on fuse holder B -SB6- | 5A | - | Control unit in dash panel insert -J285- | 15 |
7 | - | Fuse 7 on fuse holder B -SB7- | 5A | - | Headlight range control regulator -E102- Left number plate light -X4- Right number plate light -X5- Onboard supply control unit -J519-1) | 58 |
8 | - | Fuse 8 on fuse holder B -SB8-4) | 10A | - | Injector, cylinder 1 -N30- Injector, cylinder 2 -N31- Injector, cylinder 3 -N32- Injector, cylinder 4 -N33- | 87 |
8 | - | Fuse 8 on fuse holder B -SB8-3) | 10A | | Lambda probe heater -Z19- Lambda probe 1 heater after catalytic converter -Z29- Activated charcoal filter solenoid valve 1 -N80- | 87 |
9 | - | Fuse 9 on fuse holder B -SB9- | 5A 7.5A 2) | - | TCS and ESP button -E256- Tyre Pressure Loss Indicator display button -E492- Steering angle sender -G85- ABS control unit -J104- Start/Stop operation button -E693-1) Data bus diagnostic interface -J533-1)Voltage stabiliser 2 -J570-1)8) | 15 |
10 | - | Fuse 10 on fuse holder B -SB10-5) | 5A | - | Cruise control system switch -E45- Steering column combination switch -E595- Brake light switch -F- Clutch pedal switch -F36- Onboard supply control unit -J519- | 15 |
10 | - | Fuse 10 on fuse holder B -SB10-10) | 2A | - | Steering column combination switch -E595-10) | 15 |
11 | - | Fuse 11 on fuse holder B -SB11- | 10A 5A 3) | - | Headlight range control regulator -E102- Left headlight range control motor -V48- Right headlight range control motor -V49- Cruise control system switch -E45-6) Onboard supply control unit -J519- (T73a/44)6) Control unit for cornering light and headlight range control -J745- | 15 |
12 | - | Fuse 12 on fuse holder B -SB12- | 5A | - | Mirror adjustment switch -E43- | 15 |
13 | - | Fuse 13 on fuse holder B -SB13- | 5A | - | Mechatronic unit for dual clutch gearbox -J743- Selector lever -E313- | 15 |
14 | - | Fuse 14 on fuse holder B -SB14- | 5A | - | Airbag control unit -J234- Front passenger side airbag deactivated warning lamp -K145- | 15 |
15 | - | Fuse 15 on fuse holder B -SB15- | 5A | - | Left washer jet heater element -Z20- Right washer jet heater element -Z21- | 15 |
16 | - | Fuse 16 on fuse holder B -SB16- | 5A | - | Parking aid control unit -J446- | 15 |
17 | - | Fuse 17 on fuse holder B -SB17- | 7.5A | - | Windscreen and rear window washer pump -V59-10) | 53c |
18 | - | Fuse 18 on fuse holder B -SB18- | 5A | - | Rear fog light cut-out contact switch -F216- Control unit in dash panel insert -J285- Rear left fog light bulb -L46-Onboard supply control unit -J519- (T73a/6) 6) | 55a |
19 | - | Fuse 19 on fuse holder B -SB19- | 5A | - | Onboard supply control unit -J519- (T73a/42)
t | Ignition/starter switch -D- , S contact | | 75 |
20 | - | Fuse 20 on fuse holder B -SB20- | 5A | - | Steering angle sender -G85- Control unit in dash panel insert -J285- Fuel supply relay -J643-2)3) Terminal 30 voltage supply relay -J317-2)3) Low heat output relay -J359-3) High heat output relay -J360-3) | 30 |
21 | - | Fuse 21 on fuse holder B -SB21- | 10A | - | Onboard supply control unit -J519- (T73a/66)
t | Driver side reading light -W19- | t | Front passenger reading light -W13- | t | Interior light with switch-off delay -W15- | t | Driver side illuminated vanity mirror -W20- | t | Front passenger side illuminated vanity mirror -W14- | t | Left footwell light -W9- | t | Right footwell light -W10- | t | Right luggage compartment light -W35- | t | Rear centre reading light -W44- | | 30 |
22 | - | Fuse 22 on fuse holder B -SB22- | 5A | - | Diagnostic connection -U31- Climatronic control unit -J255- Air conditioning system control unit -J301- Mobile telephone operating electronics control unit -J412- Ignition key withdrawal lock solenoid -N376- | 30 |
23 | - | Fuse 23 on fuse holder B -SB23- | 5A | - | Selector lever -E313- Rain sensor -G213- Onboard supply control unit -J519- (T73b/39) Engine control unit -J623- Data bus diagnostic interface -J533-1) | 30 |
24 | - | Fuse 24 on fuse holder B -SB24- | 5A 10A 10) | - | Onboard supply control unit -J519- (T73a/64)
t | Heated exterior mirror on driver side -Z4- | t | Heated exterior mirror on front passenger side -Z5- | | 30 |
25 | - | Fuse 25 on fuse holder B -SB25- | 5A | - | High-pressure sender -G65- Heater control unit -J162- Radiator fan control unit -J293- Air conditioning system control unit -J301- Trailer detector control unit -J345- Diagnostic connection -U31- Humidity sender -G355-1) Radiator fan control unit -J293- Voltage stabiliser -J532-1) Voltage stabiliser 2 -J570-1)7) | 15 |
26 | - | Fuse 26 on fuse holder B -SB26- | 7.5A | - | Air mass meter -G70- Oil level and oil temperature sender -G266- Power steering control unit -J500- Heater element for crankcase breather -N79- Starter relay 1 -J906-1) Starter relay 2 -J907-1) | 15 |
27 | - | Fuse 27 on fuse holder B -SB27- | 7.5A | - | Reversing light switch -F4- | 15 |
28 | - | Fuse 28 on fuse holder B -SB28- | 10A | - | Lambda probe -G39- Lambda probe after catalytic converter -G130- Lambda probe heater -Z19- Lambda probe 1 heater after catalytic converter -Z29- | 87 |
29 | - | Fuse 29 on fuse holder B -SB29- | 10A | - | Fuel pressure regulating valve -N276- Fuel metering valve -N290- | 87 |
30 | - | Fuse 30 on fuse holder B -SB30- | 10A | - | Charge pressure control solenoid valve -N75- Activated charcoal filter solenoid valve 1 -N80- Exhaust gas recirculation cooler changeover valve -N345- Coolant circulation pump 2 -V178-Heater element relay -925-2) | 87 |
31 | - | Fuse 31 on fuse holder B -SB31- | 10A 5A 2) | - | Gas gauge sender -G707- (CMAA) Automatic glow period control unit -J179- Fuel supply relay -J643- Additional coolant pump relay -J496-2) Injector, cylinder 1 -N30- Injector, cylinder 2 -N31- Injector, cylinder 3 -N32- Injector, cylinder 4 -N33- Air mass meter -G70-2) | 87 |
32 | - | Fuse 32 on fuse holder B -SB32- | 10A 15A 20A 30A 2) | -
- | Fuel gauge sender -G-4) Fuel system pressurisation pump -G6-4) Engine control unit -J623- Gas mode control unit -J659-2) | 87 |
33 | - | Fuse 33 on fuse holder B -SB33- | 5A | - | Clutch position sender -G476- Brake light switch -F- | 87 |
34 | - | Fuse 34 on fuse holder B -SB34- | 15A 7.5A 2) | - | Control unit in dash panel insert -J285- Left headlight main beam bulb -M30- Right headlight main beam bulb -M32-Onboard supply control unit -J519- (T73a/62) 6) Left gas discharge bulb control unit -J343-2) Right gas discharge bulb control unit -J344-2) | |
35 | - | Fuse 35 on fuse holder B -SB35- | 15A 20A 2) | - | Engine control unit -J623- Fuel supply relay -J643- | 87 |
36 | - | Fuse 36 on fuse holder B -SB36- | 7.5A | - | Right headlight main beam bulb -M32- | 87 |
37 | - | Fuse 37 on fuse holder B -SB37- | 25A | - | Heated driver seat regulator -E94- Heated front passenger seat regulator -E95- Heated front seats control unit -J774- | 75 |
38 | - | Fuse 38 on fuse holder B -SB38- | 30A | - | Mechatronic unit for dual clutch gearbox -J743- | 30 |
39 | - | Fuse 39 on fuse holder B -SB39- | 10A 15A 2) | - | Right headlight dipped beam bulb -M31- | 56b |
40 | - | Fuse 40 on fuse holder B -SB40- | 30A | - | Fresh air blower switch -E9- Fresh air blower control unit -J126- | 75 |
41 | - | Fuse 41 on fuse holder B -SB41- | 10A | - | Rear window wiper motor -V12- | 75 |
42 | - | Fuse 42 on fuse holder B -SB42- | 15A | - | Cigarette lighter -U1- 12 V socket -U5-4) | 75 |
43 | - | Fuse 43 on fuse holder B -SB43- | 15A 20A 10) | - | Onboard supply control unit -J519- (T73b/13)
t | Front left turn signal bulb -M5- | t | Front right turn signal bulb -M7- | t | Rear left turn signal bulb -M6- | t | Rear right turn signal bulb -M8- | t | Driver side turn signal repeater bulb in exterior mirror -L131- | t | Front passenger side turn signal repeater bulb -L132- | t | Left brake light bulb -M9- | t | Right brake light bulb -M10- | t | High-level brake light bulb -M25- | | 30 |
44 | - | Fuse 44 on fuse holder B -SB44- | 5A | - | Anti-theft alarm ultrasonic sensor -G209- Alarm horn -H12- | 30 |
45 | - | Fuse 45 on fuse holder B -SB45- | 15A 20A 2) | - | Control unit with display for radio and navigation -J503- Multimedia system control unit -J650- Radio -R- Voltage stabiliser -J532-1) | 30 |
46 | - | Fuse 46 on fuse holder B -SB46- | 20A | - | Headlight washer system relay -J39- Onboard supply control unit -J519- (T73a/73) | 30 |
47 | - | Fuse 47 on fuse holder B -SB47- | 20A | - | Onboard supply control unit -J519- (T73a/68)
t | Windscreen wiper motor -V- | | 30 |
48 | - | Fuse 48 on fuse holder B -SB48- | 25A | - | Onboard supply control unit -J519- (T73a/16)
t | Driver side central locking lock unit -F220- | t | Front passenger side central locking lock unit -F221- | t | Rear left central locking lock unit -F222- | t | Rear right central locking lock unit -F223- | t | Rear lid lock unit -F256- | t | Tank filler flap locking motor -V155- | | 30 |
49 | - | Fuse 49 on fuse holder B -SB49-4) | 30A | - | Sliding sunroof adjustment control unit -J245- | 30 |
49 | - | Fuse 49 on fuse holder B -SB49-3) | 15A | - | Fuel pump relay -J17-2) Fuel supply relay -J643-2) | |
50 | - | Fuse 50 on fuse holder B -SB50- | 25A | - | Driver door control unit -J386- | 30 |
51 | - | Fuse 51 on fuse holder B -SB51- | 25A | - | Front passenger door control unit -J387- | 30 |
52 | - | Fuse 52 on fuse holder B -SB52- | 30A | - | Rear left door control unit -J388- Rear right door control unit -J389- | 30 |
53 | - | Fuse 53 on fuse holder B -SB53- | 30A | - | Onboard supply control unit -J519- (T73b/67)
t | heated rear window -Z1- | | 30 |
54 | - | Fuse 54 on fuse holder B -SB54- | 15A | - | Left fog light bulb -L22- Right fog light bulb -L23- | 55 |
55 | - | Fuse 55 on fuse holder B -SB55- | 15A 20A 2) | - | Ignition coil 1 with output stage -N70- Ignition coil 2 with output stage -N127- Ignition coil 3 with output stage -N291- Ignition coil 4 with output stage -N292- | 87 |
56 | - | Fuse 56 on fuse holder B -SB56- | 15A | - | Left daytime running light bulb -L174- Right daytime running light bulb -L175- | 75 |
57 | - | Fuse 57 on fuse holder B -SB57- | 15A | - | Onboard supply control unit -J519- (T73b/11) | 30 |
58 | - | Fuse 58 on fuse holder B -SB58- | 20A | - | Brake servo vacuum pump -V469- | 87 |
59 | - | Fuse 59 on fuse holder B -SB59- | 10A 15A 2) | - | Left headlight dipped beam bulb -M29- | 56b |
60 | - | Fuse 60 on fuse holder B -SB60- | 15A 20A 2) | - | Control unit with display for radio and navigation -J503-1) | 30a |