| C1 | 40 A | Sender for front Bitron blower regulation Fresh air blower Auxiliary coolant heater relay Fresh air blower switch Air conditioning system control unit |
| C2 | 60 A | X-contact relief relay Positive connection (X), in interior wiring harness |
| C3 | 30 A | Onboard supply control unit |
| C4 | 40 A | Window regulator thermal fuse -S43- Fuses on fuse holder C: #18, 22, 57, 58, 59 Fuses on fuse holder D: #1-7, 9 Fuses in fuse holder F: 1, 2, 3, 5, 6, 7, 9, 10 |
| C5 | 7.5 A / 15 A | Onboard supply control unit |
| C6 | 30 A | Onboard supply control unit |
| C7 | 30 A | Terminal 15 voltage supply relay Positive connection 2 (15) in interior wiring harness |
| C8 | 5 A | Light switch |
| C9 | 5 A | Steering column combination switch Headlight dipper and flasher switch Onboard supply control unit |
| C10 | 30 A | Control unit 1 for information electronics Radio |
| C11 | 30 A | Onboard supply control unit |
| C12 | 15 A | Onboard supply control unit |
| C13 | 30 A | Onboard supply control unit |
| C14 | 5 A | Differential lock control unit Isolation relay for powertrain CAN bus 16-pin connector (diagnostics) |
| C15 | 7.5 A | Fresh air and air recirculation flap switch Climatronic control unit Air conditioning system control unit |
| C16 | 5 A | Onboard supply control unit |
| C17 | 10 A | Onboard supply control unit |
| C18 | 7.5 A | USB hub Two-way signal amplifier for mobile telephone/data services Storage compartment with interface for mobile telephone Reversing camera |
| C19 | 7.5 A | Positive connection, in roof wiring harness |
| C20 | 7.5 A | Positive connection 1 (30a) in main wiring harness |
| C21 | 10 A | Onboard supply control unit Relay 1 for ignition bypass Interface for external use 6-pin connector X-contact relief relay |
| C22 | 5 A | Dash panel insert |
| C23 | 5 A | Interface for external use 10-pin connector Starter inhibitor relay |
| C23 | 30 A | Starter Starter inhibitor relay Starter relay 1 Starter relay 2 |
| C24 | 7.5 A | Fresh air and air recirculation flap switch Rear fresh air blower switch Fresh air blower isolation relay |
| C25 | 10 A | Rear window wiper motor Rear left wing door window wiper motor Rear right wing door window wiper motor Left washer jet heater element Right washer jet heater element |
| C26 | 5 A | Terminal 75 voltage supply relay 1 Onboard supply control unit Interface for external use 6-pin connector |
| C26 | 15 A | Interface for external use 10-pin connector |
| C27 | 25 A | Heated front seats control unit |
| C28 | 5 A | Auxiliary coolant heater relay |
| C29 | 10 A | Airbag control unit Warning lamp for airbag deactivated on front passenger side |
| C30 | 10 A | Mirror adjustment switch Headlight range control regulator Accident data recorder button High-pressure sender Air quality sensor Oil level and oil temperature sender Trailer detector control unit Parking aid control unit Headlight range control unit Accident data memory Front left headlight Front right headlight 4-pin connector 10-pin connector Diagnostic connection Left headlight range control motor Right headlight range control motor Coolant shut-off valve relay Climatronic coolant shut-off valve Voltage supply relay 2 Parking aid control unit |
| C31 | – | not assigned |
| C32 | 7.5 A | Light switch Operating and display unit for camping equipment Accident data recorder button Start/Stop operation button Tachograph Steering angle sender Electronically controlled damping control unit Multifunction steering wheel control unit Onboard supply control unit Accident data memory Main beam assist control unit Dash panel insert Automatic anti-dazzle interior mirror Headlight dipper and flasher switch Onboard supply control unit |
| C33 | 10 A | Rear differential lock switch Vacuum switch for rear differential lock All-wheel drive control unit Differential lock control unit Differential lock valve 1 Differential lock valve 2 |
| C34 | 5 A | Operating and display unit for camping equipment Internet access control unit 10-pin connector Interface for external use 10-pin connector |
| C35 | 10 A | 10-pin connector 12-pin connector |
| C35 | 15 A | Taximeter Mirror taximeter Taxi alarm remote control, control unit |
| C36 | 15 A | Intermittent wiper switch Rear wiper switch Washer pump switch (automatic wash/wipe and headlight washer system) Onboard supply control unit Washer pump Rear window wiper motor Windscreen and rear window washer pump Rear left wing door window wiper motor Rear right wing door window wiper motor |
| C37 | 5 A | Cruise control system switch Cruise control system (CCS) SET button Adaptive cruise control unit Lane change assist control unit Lane change assist control unit 2 |
| C38 | 40 A | Ignition/starter switch |
| C39 | 20 A | Ignition/starter switch |
| C40 | 20 A | 12 V socket 6 |
| C40 | 30 A | Auxiliary heater relay Fresh air blower series resistor with overheating fuse |
| C41 | 30 A | Onboard supply control unit |
| C42 | 25 A / 30 A | Fresh air blower isolation relay Rear fresh air blower switch |
| C42 | 30 A | Rear blower regulation sender Rear fresh air blower |
| C43 | 30 A | Control unit for reducing agent heater |
| C44 | 15 A | Rear lid control unit |
| C44 | 20 A | Alarm horn Onboard supply control unit Rear lid control unit Left sliding door control unit Right sliding door control unit |
| C45 | 30 A | Amplifier |
| C46 | 20 A | Auxiliary heater control unit |
| C47 | 25 A | Onboard supply control unit |
| C48 | 25 A | Sliding sunroof adjustment control unit |
| C49 | 15 A | Cigarette lighter |
| C50 | 25 A | Headlight washer system relay Headlight washer system pump |
| C51 | 5 A | Steering angle sender |
| C52 | 5 A | Interior monitor send and receive module 1 Interior monitor send and receive module 2 |
| C53 | 5 A | Rain and light sensor |
| C54 | 7.5 A | Operating and display unit for camping equipment Roof display unit Remote control receiver for auxiliary heater Remote control receiver for auxiliary coolant heater Residual heat relay Circulation pump |
| C55 | 5 A | Operating and display unit for camping equipment Onboard supply control unit Roof hydraulics control unit 10-pin connector Interface for external use 10-pin connector |
| C56 | 5 A | Starter inhibitor relay Engine/motor control unit Interfacefor external use 10-pin connector Interface for external use 10-pin connector |
| C57 | 5 A | Operating and display unit for rear air conditioning system |
| C58 | 10 A | Tachograph |
| C59 | 5 A | Taximeter Mirror taximeter |
| C59 | 10 A | Red cross light switch Red cross light bulb |
| C59 | 10 A | Rotating light switch Rotating light relay Rotating light motor |
| | |
| D1 | 5 A | Two-way radio button Front interior light (door contact) button Ignition bypass button Button for daytime running light switch-off |
| D1 | 5 A | Voltage supply relay 1 Voltage supply relay 2 Parking aid control unit |
| D1 | 15 A | Interior light switch (taxi) Taximeter Taxi alarm remote control, control unit Two-way radio |
| D1 | 20 A | All-wheel drive control unit |
| D2 | 30 A | Special vehicle control unit |
| D3 | 15 A | Onboard charging unit Internet access control unit |
| D3 | 15 A | Alarm horn relay Treble horn |
| D3 | 30 A | Rear lid power opening control unit |
| D4 | 10 A | Interior light relay Switch and instrument illumination regulator |
| D4 | 15 A | Alarm system relay 1 Onboard supply control unit Front left headlight |
| D5 | 15 A | Alarm system relay 1 Onboard supply control unit Front right headlight |
| D5 | 15 A | Electronically controlled damping control unit |
| D6 | 15 A | Interface for external use 10-pin connector |
| D6 | 25 A | 10-pin connector |
| D7 | 5 A | Interface for external use 10-pin connector |
| D7 | 5 A | 6-pin connector |
| D7 | 5 A | Interior light switch (taxi) Taxi sign switch |
| D8 | 5 A | Accident data memory |
| D8 | 5 A | Accident data memory 6-pin connector |
| D8 | 15 A | Interface for external use 10-pin connector |
| D9 | 10 A | Relay 1 for ignition bypass Relay 2 for ignition bypass |
| D9 | 25 A | Interface for external use 6-pin connector |
| D10 | 5 A | Interface for external use 10-pin connector 10-pin connector |
| D11 | 10 A | Accident data memory |
| D11 | 15 A | Accident data memory 10-pin connector |
| D11 | 15 A | Interface for external use 10-pin connector |
| D11 | 15 A | Accident data memory Interface for external use 10-pin connector |
| D12 | 3 A | 10-pin connector Interface for external use 10-pin connector |
| | |
| F1 | 20 A | All-wheel drive control unit |
| F2 | 5 A / 10 A | Interior light relay Switch and instrument illumination regulator |
| F3 | 30 A | Driver seat adjustment control unit Switch module for front passenger seat Front passenger seat longitudinal adjustment motor Front passenger seat front height adjustment motor Front passenger seat rear height adjustment motor Front passenger seat backrest adjustment motor |
| F4 | 5 A | Emergency call module control unit and communication unit |
| F5 | 15 A | Electronically controlled damping control unit |
| F6 | 30 A | Driver seat adjustment control unit Switch module for front passenger seat Front passenger seat longitudinal adjustment motor Front passenger seat front height adjustment motor Front passenger seat rear height adjustment motor Front passenger seat backrest adjustment motor |
| F7 | 5 A | Accident data memory |
| F8 | – | not assigned |
| F9 | 5 A | Diagnosis wire relay |
| F9 | 5 A | Voltage supply relay 1 Voltage supply relay 2 Parking aid control unit |
| F10 | 30 A | Rear lid power opening control unit |
| F11 | 20 A | 12 V socket 6 |
| F12 | – | not assigned |