Mercedes-Benz SLK R171 (2004-2010) – fuse and relay box
Diagrams of fuse boxes and relays – Mercedes-Benz SLK R171
Applies to vehicles manufactured in the years:
2004, 2005, 2006, 2007, 2008, 2009, 2010.
For the lighter on the Mercedes-Benz SLK R171 is fuse number 47 in the fuse box in the engine compartment.
Fuse box – location
F32 – Front fuse
F34 – Inner fuse box
N10 / 1 – Driver side SAM control unit with fuse and relay module
N10 / 2 – Rear SAM control unit with fuse and relay module
Trunk fuse box
| Number | Description | Amperes [A] |
| 1 | Vehicle Information and Communication System (VICS) (Japan only) (up to 2008) | 5 |
| 2 | Not used | – |
| 3 | Telephone system (up to 2008); Tire pressure monitor control unit (from 2009); Parktronic control unit (from 2009). |
7.5 |
| 4 | Fuel pump assembly | 20 |
| 5 | Backup relay 2 (as of 2009) | 20 |
| 6 | Not used | – |
| 7 | Backup 1 relay (as of 2009) | 20 |
| 8 | Left antenna amplifier module, right antenna amplifier module (up to 2008);
Left rear antenna amplifier (up to 2008); Anti-Theft Alarm System (ATA [EDW]); Compensator. |
5 |
| 9 | Parktronic System (PTS) (up to 2008) | 5 |
| Seat heater, AIRSCARF and steering wheel heater control unit (as of 2009) | 25 | |
| 10 | Rear window defroster | 40 |
| 11 | Not used | – |
| 12 | Not used | – |
| 13 | Luggage compartment lighting (up to 2008); CDA telephone (additional wiring harness) (up to 2008); Lumbar pump (from 2009); Emergency call system control unit (from 2009); VICS + ETC voltage separation point (from 2009). |
5 |
| 14 | Not used | – |
| 15 | Interior central locking (up to 2008); Release filler cap (up to 2008); Fuel filler flap CL [ZV] engine (from 2009); Glove compartment CL engine [ZV] (from 2009); CL center console compartment engine (from 2009). |
5 |
| 16 | Lumbar pump (as of 2009) | 7.5 |
| 17 | Digital Audio Radio (SDAR) satellite (US only) (up to 2008); Voice Control System (VCS) (US only) (up to 2008). |
5 |
| 18 | Seat heater, AIRSCARF and steering wheel heater control unit (as of 2009) | 20 |
| 19 | CD player with changer (in glove box) (up to 2008); Navigation system (up to 2008). |
7.5 |
| Seat heating, AIRSCARF and steering wheel heating control unit | 20 | |
| 20 | Emergency call system (US only) (up to 2008) | 7.5 |
| Seat heating, AIRSCARF and steering wheel heating control unit | 10 | |
| Relay | ||
| A | Fuel pump relay | |
| B | VICS relay (Japan only) | |
| C. | Backup relay 2 | |
| D | Backup 1 relay | |
| E. | Rear window defroster relay | |
| F. | Circuit 15R, relay 1 | |
| G. | 1 fuel cap polarity reversal relay | |
| H. | Fuel cap polarity reversal relay 2 | |
Instrument panel fuse panel
| Number | Description | Amperes [A] |
| 21 | Soft top control unit | 5 |
| 22 | Roof control unit control unit | 5 |
| 23 | Airscarf system for left seat (up to 2008) | 25 |
| Multimedia interface control unit (as of 2009) | 5 | |
| 24 | Airscarf system for right seat (up to 2008) | 25 |
| Cell phone separation point (as of 2009) | ||
| 25 | Heated seats (up to 2008) | 25 |
| Amplifier for sound system (as of 2009) | 40 | |
| 26 | Radio systems (up to 2008) | 30 |
| Radio (as of 2009) | 25 | |
| 27 | Left door control module | 25 |
| 28 | Right door control module | 25 |
| 29 | AC recirculation unit | 40 |
| 30 | Instrument cluster | 5 |
| 31 | Heated steering wheel (up to 2008) | 10 |
| 32 | Right rear window motor (up to 2008) Soft upper control unit (as of 2009) |
25 |
| 33 | LHD: Steering column module | 5 |
| 34 | Steering wheel adjustment (up to 2008); Driver side front seat adjustment control unit, with memory (as of 2009). |
30 |
| 35 | Front passenger seat adjustment (up to 2008); Front passenger side seat adjustment control unit with memory (as of 2009). |
30 |
| 36 | EIS driver [EZS];
Electric steering wheel lock control unit. |
15 |
| 37 | Top control panel; Automatic air conditioning (KLA) or automatic comfort air conditioning (C-AAC); Mirror adjustment (up to 2008); Vario Roof Control (VD) (up to 2008); Duovalve (until 2008); Folding mirrors (up to 2008); HEAT control and operating unit (as of 2009) Control and operating unit; Comfort AAC [KLA] (as of 2009). |
7.5 |
| 38 | Hydraulic unit with soft top mechanism | 40 |
| 39 | Left rear window motor (up to 2008); Soft upper control unit (as of 2009). |
25 |
| 40 | Data link connector (1.3) (up to 2008); Central gate control unit. |
5 |
| 41 | Radio systems (up to 2008); Navigation system (up to 2008); Emergency call system control unit (from 2009); Digital Audio Broadcasting control unit (from 2009); SDAR control unit (from 2009). |
5 |
| 42 | RHD: Steering column module | 5 |
Fuse box in the engine compartment
| Number | Description | Amperes [A] |
| 43 | Horn | 15 |
| 44 | Glove box lighting with a switch; Lighting for the storage compartment between the backrests (as of 2009); Lighting for the storage compartment in the armrest (as of 2009); Multifunctional sensor C-AAC [K-KlA]. |
5 |
| 45 | ARMADA airbag control unit (up to 2008); Airbag indicator and warning lamp (up to 2008); Safety systems control unit (from 2009); Front passenger seat and child seat recognition sensor occupied (from 2009; USA); Weight detection system (WSS) control unit (as of 2009; USA). |
7.5 |
| 46 | Wiper System (WSA) | 40 |
| 47 | Cigarette lighter with ashtray lighting; Internal socket; Radio systems (up to 2008). |
15 |
| 48 | Not used | – |
| 49 | ARMADA airbag control unit (up to 2008); Airbag indicator and warning lamp (up to 2008); Safety systems control unit (from 2009). |
7.5 |
| 50 | Turns on and controls the lighting on the exterior lights switch | 5 |
| 51 | Instrument cluster (up to 2008); Headlamp Range Control (HRA) (up to 2008); Electric suction fan for engine / air conditioning (up to 2008). |
5 |
| HRA power module (as of 2009);
Valid with engine 113.989 (SLK55 AMG): Control box blower motor (as of 2009). |
7.5 | |
| 52 | Starter | 15 |
| 53 | Engine control circuit 87 / M1 (up to 2008);
Rear SAM control unit with fuse and relay module (from 2009); Valid for engines 271, 272: ME-SFI [ME] control unit (from 2009); Valid with engine 113.989 (SLK 55 AMG): ME-SFI [ME] control unit (as of 2009); Valid with engine 113.989 (SLK 55 AMG): Circuit 87 M1e connector sleeve (as of 2009); Valid for engine 272: Circuit 87 of M1e connector (as of 2009). |
25 |
| 54 | Engine control system, circuit 87 / M2 (up to 2008); AAC with integrated control of an additional fan motor (as of 2009)Valid with engine 113.989 (SLK55 AMG), 272: Air pump relay (as of 2009). |
15 |
| 55 | Headlamp Range Adjustment (HRA); Reverse lamp switch (up to 2008);Valid for gearbox 722:Electric Control Unit (VGS) (up to 2008);Valid for gearbox 722: Electronic gear lever module control unit (from 2009); Valid for gearbox 722.6: ETC control unit [EGS] (as of 2009). |
7.5 |
| 56 | Electronic Stability Program (ESP) | 5 |
| 57 | EIS control unit [EZS];
Valid for engine 113.989 (SLK 55 AMG), 272: Engine management. |
5 |
| 58 | Not used | – |
| 59 | ESP [electronic stabilization program] (pump) | 50 |
| 60 | ESP (valve block) | 40 |
| 61 | Not used | – |
| 62 | Data link connector; Exterior lights switch. |
5 |
| 63 | Exterior lights switch | 5 |
| 64 | Radio systems (up to 2008); Navigation system (up to 2008). |
10 |
| 65 | Valid for engine 113.989 (SLK 55 AMG), 272:
Electric air pump. |
40 |
| Relay | ||
| J. | FAN Relay Module (up to 2008); Fanfare I horn relay (as of 2009). |
|
| K. | Circuit 87 of the relay, chassis | |
| L | Wiper relay, step 1-2 | |
| M. | Circuit relay 15R | |
| N | Backup relay | |
| O | Valid with engine 113.989 (SLK55 AMG), engine 272:
Air pump relay. |
|
| P. | Circuit 15 relay | |
| Q | Wipers on and off relay | |
| R | Relay 87 circuit, engine | |
| S | Starter relay | |
Front rail
| Number | Description | Amperes [A] |
| 1 | Internal fuse box | 125 |
| 2 | Rear SAM control module with fuse and relay module | 200 |
| 3 | Reserve | 125 |
| 4 | Driver side SAM control module with fuse and relay module part 1 | 200 |
| 5 | Electric suction fan for engine / air conditioning | 125 |
| 6 | Driver side SAM control module with fuse and relay module part 4 | 60 |