Assignment Of Rear Fuse And Relay Module - GF54.15-P-1256-30RF
WARNING: This page does not describe the selected car, but rather 13 other vehicles, including the 2023 Mercedes-Benz C43 AMG, 2022 Mercedes-Benz C43 AMG, 2021 Mercedes-Benz C43 AMG, 2020 Mercedes-Benz C43 AMG, and 2019 Mercedes-Benz C43 AMG. However, it is still accessible from the selected car via links, so may be relevant.
Model 205 up to model year 2019
Model 253 (except 253.99) up to model year 2020
Illustration shows "small" variant
| Slot | Fuse Identification | Circuit | Line ID (line fused) | Fused component | Rating in amperes (A) |
|---|---|---|---|---|---|
| 400 | Electrical fuse 400 (K40/5f400) | 87 | 1.5 RDWH | With code U77 (BLUETEC (SCR) diesel exhaust treatment): AdBlue® control unit (N118/5) |
25 |
| 401 | Electrical fuse 401 (K40/5f401) | 87 | 1.5 RDGN | With code U77 (BLUETEC (SCR) diesel exhaust treatment): AdBlue® control unit (N118/5) |
15 |
| 1.5 RDYE | With code U77 (BLUETEC (SCR) diesel exhaust treatment): AdBlue® control unit (N118/5) |
||||
| 402 | Electrical fuse 402 (K40/5f402) | 87 | 1.5 RD | With code U77 (BLUETEC (SCR) diesel exhaust treatment): AdBlue® control unit (N118/5) |
20 |
| 403 | Electrical fuse 403 (K40/5f403) | 87 | 2.5 RDGN | Up to 30.11.2015: Front passenger seat partially electric seat adjustment switch (S23/1) |
30 |
| As of 01.12.2015: Front passenger seat partially electric seat adjustment switch (S23/1) |
25 | ||||
| 404 | Electrical fuse 404 (K40/5f404) | 87 | 2.5 RDGN | Up to 30.11.2015: Driver seat partially electric seat adjustment switch (S22/1) |
30 |
| As of 01.12.2015: Driver seat partially electric seat adjustment switch (S22/1) |
25 | ||||
| 405 | Electrical fuse 405 (K40/5f405) | 87 | - | Spare | - |
| 406 | Electrical fuse 406 (K40/5f406) | 30 | 2.5 RD | Left front door control unit (N69/1) | 30 |
| 407 | Electrical fuse 407 (K40/5f407) | 30 | - | Spare | - |
| 408 | Electrical fuse 408 (K40/5f408) | 30 | 2.5 RD | Model 205.0/1/2, 253: Right rear door control unit (N69/4) |
30 |
| Model 205.3/4: Rear control unit (N22/6) |
|||||
| 409 | Electrical fuse 409 (K40/5f409) | 30 | - | Spare | 5 |
| 410 | Electrical fuse 410 (K40/5f410) | 30 | 0.5 RD | With code 228 (Stationary heater) and code B24 (Remote control for stationary heater): Stationary heater radio remote control receiver (A6/1) |
5 |
| Model 253 with code 386 (Comfort telephony) and code B24 (Remote control for stationary heater) as of 01.06.2016: Antenna changeover switch for telephone and stationary heater (A2/155) |
|||||
| 411 | Electrical fuse 411 (K40/5f411) | 30 | 4.0 RD | With code 299 (PRE-SAFE® system): Left front reversible emergency tensioning retractor (A76) |
30 |
| 412 | Electrical fuse 412 (K40/5f412) | 30 | 0.5 RD | Model 205 with code ME04 (Mild hybrid drive): Battery management system control unit (N82/2) |
7, 5 |
| 0.75 RD | With code ME05 (HYBRID DRIVE 80KW VARIANT (INCLUDING PLUG-IN)): Battery management system control unit (N82/2) |
||||
| 1.0 RD | Model 205 with code ME06 (Hybrid drive 60 KW variant (including plug-in)): Battery management system control unit (N82/2) |
||||
| 413 | Electrical fuse 413 (K40/5f413) | 30g | 0.35 RDBK | Model 205 with code 881 (Remote trunk closing): Trunk lid control unit (N121) |
5 |
| 414 | Electrical fuse 414 (K40/5f414) | 30g | 0.5 RDWH | With code 865 (TV tuner), code 537 (Digital radio (DAB)) or code 536 (SIRIUS satellite radio): Tuner unit (A90/4) |
5 |
| 415 | Electrical fuse 415 (K40/5f415) | 30g | 0.5 RD | With code 218 (Reversing camera) or code 501 (360° camera): Camera cover control unit (N42) |
5 |
| 0.5 RDYE (0.35 RDYE) | With code P21 (Air quality package): Perfume atomizer generator (N59) |
||||
| 416 | Electrical fuse 416 (K40/5f416) | 30g | 0.5 RD | With CODE 386 (Comfort telephony): Cellular telephone system antenna amplifier/compensator (A28/15) Mobile phone contact plate (X237/1) |
7, 5 |
| 417 | Electrical fuse 417 (K40/5f417) | 30g | 0.5 RD | With code 501 (360° camera): 360° camera control unit (N148) |
5 |
| With code 218 (Reversing camera): Reversing camera (B84/3) |
|||||
| 418 | Electrical fuse 418 (K40/5f418) | 30g | 0.35 RDWH | Model 205.1 with code 872 (Seat heating in rear): Rear seat heater control unit (N25/6) |
5 |
| Model 205.4 with code 403 (AIRSCARF system): AIRSCARF control unit (N25/7) |
|||||
| 419 | Electrical fuse 419 (K40/5f419) | 30g | 0.5 RDWH | With code 222 (Electrically adjustable right front seat) or code 241 (Memory switch for electrically adjustable left driver seat) or code 242 (Electrically adjustable front passenger seat with memory function) or code P65 (Seating comfort package): Front passenger seat lumbar support electropneumatic controller unit (N32/24) |
5 |
| 420 | Electrical fuse 420 (K40/5f420) | 30g | 0.5 RDWH | With code 221 (Electrically adjustable left driver's seat) or code 275 (Memory package) or code P65 (Seating comfort package): Driver's seat lumbar support electropneumatic controller unit (N32/23) |
5 |
| 421 | Electrical fuse 421 (K40/5f421) | 87 | - | Spare | - |
| 422 | Electrical fuse 422 (K40/5f422) | 30g | - | Spare | - |
| 423 | Electrical fuse 423 (K40/5f423) | 30g | 0.35 RD | With code 810 (Sound system): Sound system amplifier control unit (N40/3) |
5 |
| 424 | Electrical fuse 424 (K40/5f424) | 30g | 1.0 RDWH | Model 253 with code 489 (AIR BODY CONTROL): AIR BODY CONTROL Plus control unit (N51/8) |
15 |
| 1.0 RDBK | Model 205 with code B63 (Sporty engine sound): Engine sound control unit (N40/1) |
||||
| 425 | Electrical fuse 425 (K40/5f425) | 30 | - | Spare | - |
| 426 | Electrical fuse 426 (K40/5f426) | 30 | 2.5 RDBU | Electric parking brake control unit (N128) | 30 |
| 427 | Electrical fuse 427 (K40/5f427) | 30 | - | Spare | - |
| 428 | Electrical fuse 428 (K40/5f428) | 30 | 2.5 RDWH | With code 467 (Electronic differential lock): Electronic differential control unit (N3/2) |
25 |
| 429 | Electrical fuse 429 (K40/5f429) | 30 | - | Spare | - |
| 430 | Electrical fuse 430 (K40/5f430) | 30 | - | Spare | - |
| 431 | Electrical fuse 431 (K40/5f431) | 30 | 2.5 RD | Model 205 with code 965 (Taxi/rental car preinstallation): Special-purpose vehicle multifunction control unit (N26/9) |
25 |
| 2.5 RDGN | With code 970 (Police emergency vehicles), code 974 (Preinstallation for fire brigade command vehicle) or code 975 (Preinstallation for emergency physician vehicle): Special vehicle multifunction control unit (SVMCU) (N26/14) |
||||
| 1.0 RDWH | Model 205 with code Z97 (Electronic interface): Special vehicle multifunction control unit (SVMCU) (N26/14) |
||||
| 432 | Electrical fuse 432 (K40/5f432) | 30 | 2.5 RDVT | Model 205 with code 965 (Taxi/rental car preinstallation): Special-purpose vehicle multifunction control unit (N26/9) |
25 |
| 2.5 RDWH | With code 970 (Police emergency vehicles), code 974 (Preinstallation for fire brigade command vehicle) or code 975 (Preinstallation for emergency physician vehicle): Special vehicle multifunction control unit (SVMCU) (N26/14) |
||||
| 1.0 RDWH | Model 205 with code Z97 (Electronic interface): Special vehicle multifunction control unit (SVMCU) (N26/14) |
||||
| 433 | Electrical fuse 433 (K40/5f433) | 30 | 1.5 RDBU | Model 205 with code 550 (Trailer hitch): Trailer recognition control unit (N28/1) |
15 |
| Model 253 with code 550 (Trailer hitch): Trailer recognition control unit (N28/1) |
20 | ||||
| 434 | Electrical fuse 434 (K40/5f434) | 30 | 1.5 RDGY | Model 205 with code 550 (Trailer hitch): Trailer recognition control unit (N28/1) |
15 |
| 2.5 RDGY | Model 253 with code 550 (Trailer hitch): Trailer recognition control unit (N28/1) |
30 | |||
| 435 | Electrical fuse 435 (K40/5f435) | 30 | 2.5 RD | With CODE 550 (Trailer hitch): Trailer recognition control unit (N28/1) |
25 |
| 436 | Electrical fuse 436 (K40/5f436) | 30 | 1.5 RDWH | With CODE 550 (Trailer hitch): Trailer recognition control unit (N28/1) |
15 |
| 437 | Electrical fuse 437 (K40/5f437) | 30 | 2.5 RDYE | With CODE 550 (Trailer hitch): Trailer recognition control unit (N28/1) |
25 |
| 438 | Electrical fuse 438 (K40/5f438) | 30 | 2.5 RD | With code U67 (230 volt socket in interior) or code U80 (115V socket): DC/AC converter control unit (N24/3) |
30 |
| 439 | Electrical fuse 439 (K40/5f439) | 30 | 0.5 RDGN | Model 205 with code 965 (Taxi/rental car preinstallation): Taximeter (A50) Mirror taximeter (A50/1) |
5 |
| 2.5 RDBU | With code 970 (Police emergency vehicles), code 974 (Preinstallation for fire brigade command vehicle) or code 975 (Preinstallation for emergency physician vehicle): Vehicle socket electrical connection (X4/36) |
20 | |||
| 2.5 RD | Model 205.3/4: Rear control unit (N22/6) |
25 | |||
| 440 | Electrical fuse 440 (K40/5f440) | 30 | 2.5 RDWH | With CODE 872 (Seat heater in rear): Rear seat heater control unit (N25/6) |
30 |
| Model 205.4 with code 403 (AIRSCARF system): AIRSCARF control unit (N25/7) |
|||||
| 441 | Electrical fuse 441 (K40/5f441) | 30 | 2.5 RDBK | Model 205.4 with code 403 (AIRSCARF system): AIRSCARF control unit (N25/7) |
30 |
| 442 | Electrical fuse 442 (K40/5f442) | 30 | 2.5 RD | Fuel system control unit (N118) | 25 |
| 443 | Electrical fuse 443 (K40/5f443) | 30 | 4.0 RDBK | With code 299 (PRE-SAFE® system): Right front reversible emergency tensioning retractor (A76/1) |
30 |
| 444 | Electrical fuse 444 (K40/5f444) | 87 | 1.0 RDBU | With code 866 (Pre-installation for Rear Seat Entertainment System): Left tablet PC electrical connection (X99x1) Right tablet PC electrical connection (X99x2) |
15 |
| 445 | Electrical fuse 445 (K40/5f445) | 87 | 1.5 RD | Model 205.2, 253: Luggage compartment socket (X58/12) |
15 |
| 446 | Electrical fuse 446 (K40/5f446) | 87 | 1.5 RDBK | With code 301 (Smoker's package): Front cigarette lighter with ashtray illumination (R3) |
15 |
| Except code 301 (Smoker's package): Vehicle interior power outlet (X58/1) |
|||||
| 447 | Electrical fuse 447 (K40/5f447) | 87 | 1.5 RDBK | Right rear center console socket 12V (X58/18) | 15 |
| 448 | Electrical fuse 448 (K40/5f448) | 15 | 0.75 RD | Transmission 722, 725 or with code B03 (ECO start/stop function): Park pawl capacitor (C8) |
10 |
| 449 | Electrical fuse 449 (K40/5f449) | 15 | 0.5 RDWH | Engine 626: Fuel filter heater relay (K40/5kZR1) |
5 |
| 0.5 PKRD | Engine 177: Electric parking brake control unit (N128) |
||||
| 0.35 RDGN | With code B53 (Acoustic ambient protection): Sound generator (H4/16) |
||||
| 450 | Electrical fuse 450 (K40/5f450) | 15 | 0.35 BK | Rear SAM control unit (N10/8) | 5 |
| 451 | Electrical fuse 451 (K40/5f451) | 15 | 0.35 PKBK | Fuel system control unit (N118) | 5 |
| 0.5 PKBU | With code U77 (BLUETEC (SCR) diesel exhaust treatment): AdBlue® control unit (N118/5) |
||||
| 452 | Electrical fuse 452 (K40/5f452) | 15 | 0.35 RDBU | With code 234 (Blind Spot Assist): Integrated outer right rear bumper radar sensor (B92/6) Integrated outer left rear bumper radar sensor (B92/11) |
5 |
| 0.5 RDBU | With code 237 (Active Blind Spot Assist), code 238 (Active Lane Keeping Assist) or code 253 (Rear Collision Warning and Protection System): Center rear bumper radar sensor (B92/1) Outer right rear bumper radar sensor (B92/7) Outer left rear bumper radar sensor (B92/10) |
||||
| 453 | Electrical fuse 453 (K40/5f453) | 15 | 0.5 RDBU | With code 237 (Active Blind Spot Assist), code 238 (Active Lane Keeping Assist) or code 253 (Rear Collision Warning and Protection System): Left front bumper radar sensor (B92/3) |
5 |
| With code 258 (COLLISION PREVENTION ASSIST): COLLISION PREVENTION ASSIST controller unit (A90) |
|||||
| 454 | Electrical fuse 454 (K40/5f454) | 15 | 1.0 RD | Model 205.0/1/2 with transmission 722: Fully integrated transmission control controller unit (Y3/8) |
5 |
| Model 205.3/4 with transmission 722: Fully integrated transmission control controller unit (Y3/8) |
7, 5 | ||||
| 0.5 RDBU | Model 205.0/1/2 with code U63 (Driving school package): Footwell illumination switch (S18/7) Pedal operation monitor switch (S146) |
5 | |||
| 0.5 PKBU | Model 253 with code U77 (BlueTEC (SCR) diesel exhaust treatment): AdBlue® control unit (N118/5) |
7, 5 | |||
| 0.5 PKRD | Model 253 with code M005 (4MATIC) as of 01.12.2017: All-wheel drive control unit (N45) |
7, 5 | |||
| 455 | Electrical fuse 455 (K40/5f455) | 15 | 0.35 PKGN | With code U67 (230 volt socket in interior): DC/AC converter control unit (N24/3) |
5 |
| With code U80 (115V socket): 115 V socket (X58/34) |
|||||
| 456 | Electrical fuse 456 (K40/5f456) | 15 | 0.5 RDGN | With code 23P (Driving assistance package): Front long-range radar sensor (B92) |
5 |
| With code 239 (Active Distance Assist DISTRONIC): DISTRONIC electric controller unit (A89) |
|||||
| 457 | Electrical fuse 457 (K40/5f457) | 15 | 0.75 BK | Model 205 with code ME04 (Mild hybrid drive) or code ME06 (Hybrid drive 60 KW variant (including plug-in)): Power electronics control unit (N129/1) |
5 |
| 0.5 BK | Model 205 with code ME04 (Mild hybrid drive): Battery management system control unit (N82/2) |
||||
| 1.0 BK | Model 205 with code ME06 (Hybrid drive 60 KW variant (including plug-in)): High-voltage battery module (A100) |
||||
| 0.35 BK | With code ME05 (HYBRID DRIVE 80KW VARIANT (INCLUDING PLUG-IN)): DC/DC converter control unit (N83/1) Power electronics control unit (N129/1) |
||||
| 0.35 PKRD | Model 205 with code 467 (Electronic locking differential): Electronic differential control unit (N3/2) |
||||
| Model 205 with code 466 (Active engine mount): Active engine mounts control unit (N3/42) |
|||||
| 0.5 PKRD | Model 253 with code 467 (Electronic locking differential): Electronic differential control unit (N3/2) |
||||
| 0.5 PKRD | Model 253 with code M005 (4MATIC) up to 30.11.2017: All-wheel drive control unit (N45) |
5 | |||
| 458 | Electrical fuse 458 (K40/5f458) | 30 | 0.35 RD | With CODE 871 (HANDS-FREE ACCESS): Rear switching module (N38) |
5 |
| 459 | Electrical fuse 459 (K40/5f459) | 30 | 0.5 RD | Model 205 with code ME06 (Hybrid drive 60 KW variant (including plug-in)): Charger (N83/5) |
5 |
| Engine 177, 276 or code U78 (AMG sport exhaust system): AMG suspension control unit (N3/43) |
|||||
| 460 | Electrical fuse 460 (K40/5f460) | 30 | 0.75 RD | KEYLESS-GO control unit (N69/5) | 10 |
| 461 | Electrical fuse 461 (K40/5f461) | 30 | 0.35 RD | FM 1, AM, CL [ZV] and KEYLESS-GO antenna amplifier (A2/18) | 5 |
| 462 | Electrical fuse 462 (K40/5f462) | 30 | 4.0 RD | With code 810 (Sound system): Sound system amplifier control unit (N40/3) |
40 |
| 463 | Electrical fuse 463 (K40/5f463) | 87 | 2.5 RDBU | Model 205.0/1/2/3, model 253: Rear window heater (R1) via rear window interference suppression capacitor (C3) |
30 |
| Model 205.4: Rear window heater (R1) |
|||||
| 464 | Electrical fuse 464 (K40/5f464) | 30 | 4.0 RD | Model 205.0/1/3/4 with code 881 (Remote trunk closing): Trunk lid control unit (N121) |
40 |
| Model 205.2, model 253 with code 890 (EASY PACK liftgate): Liftgate control unit (N121/1) |
|||||
| 465 | Electrical fuse 465 (K40/5f465) | 30 | 4.0 RD | Rear SAM control unit (N10/8) | 40 |
| 466 | Electrical fuse 466 (K40/5f466) | 30 | 4.0 RD | Rear SAM control unit (N10/8) | 40 |
| 467 | Electrical fuse 467 (K40/5f467) | 30 | 4.0 BU | Engine 626: Fuel filter element with integrated heater (B20) |
40 |
| 4.0 RD | Model 205.4: Rear control unit (N22/6) |
| Relay Identification | Designation |
|---|---|
| S | Vehicle interior circuit 15 relay (K40/5kS) |
| T | Rear window heater relay (K40/5kT) |
| U | 2nd seat row cup holder and sockets relay (K40/5kU) |
| V | With code U77 (BLUETEC (SCR) diesel exhaust treatment): AdBlue® relay (K40/5kV) |
| X | 1st seat row/trunk refrigerator box and sockets relay (K40/5kX) |
| Y | Spare relay (K40/5kY) |
| ZR1 | Engine 626: |
| Fuel filter heater relay (K40/5kZR1) | |
| ZR2 | Reserve relay (K40/5kZR2) |
| ZR3 | Reserve relay (K40/5kZR3) |
Illustration shows "medium" variant
| Slot | Fuse Identification | Circuit | Line ID (line fused) | Fused component | Rating in amperes (A) |
|---|---|---|---|---|---|
| 400 | Electrical fuse 400 (K40/5f400) | 87 | 1.5 RDWH | With code U77 (BLUETEC (SCR) diesel exhaust treatment): AdBlue® control unit (N118/5) |
25 |
| 401 | Electrical fuse 401 (K40/5f401) | 87 | 1.5 RDGN | With code U77 (BLUETEC (SCR) diesel exhaust treatment): AdBlue® control unit (N118/5) |
15 |
| 1.5 RDYE | With code U77 (BLUETEC (SCR) diesel exhaust treatment): AdBlue® control unit (N118/5) |
||||
| 402 | Electrical fuse 402 (K40/5f402) | 87 | 1.5 RD | With code U77 (BLUETEC (SCR) diesel exhaust treatment): AdBlue® control unit (N118/5) |
20 |
| 403 | Electrical fuse 403 (K40/5f403) | 87 | 2.5 RDGN | Up to 30.11.2015: Front passenger seat partially electric seat adjustment switch (S23/1) |
30 |
| As of 01.12.2015: Front passenger seat partially electric seat adjustment switch (S23/1) |
25 | ||||
| 404 | Electrical fuse 404 (K40/5f404) | 87 | 2.5 RDGN | Up to 30.11.2015: Driver seat partially electric seat adjustment switch (S22/1) |
30 |
| As of 01.12.2015: Driver seat partially electric seat adjustment switch (S22/1) |
25 | ||||
| 405 | Electrical fuse 405 (K40/5f405) | 87 | - | Spare | - |
| 406 | Electrical fuse 406 (K40/5f406) | 30 | 2.5 RD | Left front door control unit (N69/1) | 30 |
| 407 | Electrical fuse 407 (K40/5f407) | 30 | - | Spare | - |
| 408 | Electrical fuse 408 (K40/5f408) | 30 | 2.5 RD | Model 205.0/1/2, 253: Right rear door control unit (N69/4) |
30 |
| Model 205.3/4: Rear control unit (N22/6) |
|||||
| 409 | Electrical fuse 409 (K40/5f409) | 30 | - | Spare | 5 |
| 410 | Electrical fuse 410 (K40/5f410) | 30 | 0.5 RD | With code 228 (Stationary heater) and code B24 (Remote control for stationary heater): Stationary heater radio remote control receiver (A6/1) |
5 |
| Model 253 with code 386 (Comfort telephony) and code B24 (Remote control for stationary heater) as of 01.06.2016: Antenna changeover switch for telephone and stationary heater (A2/155) |
|||||
| 411 | Electrical fuse 411 (K40/5f411) | 30 | 4.0 RD | With code 299 (PRE-SAFE® system): Left front reversible emergency tensioning retractor (A76) |
30 |
| 412 | Electrical fuse 412 (K40/5f412) | 30 | 0.5 RD | Model 205 with code ME04 (Mild hybrid drive): Battery management system control unit (N82/2) |
7, 5 |
| 0.75 RD | With code ME05 (HYBRID DRIVE 80KW VARIANT (INCLUDING PLUG-IN)): Battery management system control unit (N82/2) |
||||
| 1.0 RD | Model 205 with code ME06 (Hybrid drive 60 KW variant (including plug-in)): Battery management system control unit (N82/2) |
||||
| 413 | Electrical fuse 413 (K40/5f413) | 30g | 0.35 RDBK | Model 205 with code 881 (Remote trunk closing): Trunk lid control unit (N121) |
5 |
| 414 | Electrical fuse 414 (K40/5f414) | 30g | 0.5 RDWH | With code 865 (TV tuner), code 537 (Digital radio (DAB)) or code 536 (SIRIUS satellite radio): Tuner unit (A90/4) |
5 |
| 415 | Electrical fuse 415 (K40/5f415) | 30g | 0.5 RD | With code 218 (Reversing camera) or code 501 (360° camera): Camera cover control unit (N42) |
5 |
| 0.5 RDYE (0.35 RDYE) | With code P21 (Air quality package): Perfume atomizer generator (N59) |
||||
| 416 | Electrical fuse 416 (K40/5f416) | 30g | 0.5 RD | With CODE 386 (Comfort telephony): Cellular telephone system antenna amplifier/compensator (A28/15) Mobile phone contact plate (X237/1) |
7, 5 |
| 417 | Electrical fuse 417 (K40/5f417) | 30g | 0.5 RD | With code 501 (360° camera): 360° camera control unit (N148) |
5 |
| With code 218 (Reversing camera): Reversing camera (B84/3) |
|||||
| 418 | Electrical fuse 418 (K40/5f418) | 30g | 0.35 RDWH | Model 205.1 with code 872 (Seat heating in rear): Rear seat heater control unit (N25/6) |
5 |
| Model 205.4 with code 403 (AIRSCARF system): AIRSCARF control unit (N25/7) |
|||||
| 419 | Electrical fuse 419 (K40/5f419) | 30g | 0.5 RDWH | With code 222 (Electrically adjustable right front seat) or code 241 (Memory switch for electrically adjustable left driver seat) or code 242 (Electrically adjustable front passenger seat with memory function) or code P65 (Seating comfort package): Front passenger seat lumbar support electropneumatic controller unit (N32/24) |
5 |
| 420 | Electrical fuse 420 (K40/5f420) | 30g | 0.5 RDWH | With code 221 (Electrically adjustable left driver's seat) or code 275 (Memory package) or code P65 (Seating comfort package): Driver's seat lumbar support electropneumatic controller unit (N32/23) |
5 |
| 421 | Electrical fuse 421 (K40/5f421) | 87 | - | Spare | - |
| 422 | Electrical fuse 422 (K40/5f422) | 30g | - | Spare | - |
| 423 | Electrical fuse 423 (K40/5f423) | 30g | 0.35 RD | With code 810 (Sound system): Sound system amplifier control unit (N40/3) |
5 |
| 424 | Electrical fuse 424 (K40/5f424) | 30g | 1.0 RDWH | Model 253 with code 489 (AIR BODY CONTROL): AIR BODY CONTROL Plus control unit (N51/8) |
15 |
| 1.0 RDBK | Model 205 with code B63 (Sporty engine sound): Engine sound control unit (N40/1) |
||||
| 425 | Electrical fuse 425 (K40/5f425) | 30 | - | Spare | - |
| 426 | Electrical fuse 426 (K40/5f426) | 30 | 2.5 RDBU | Electric parking brake control unit (N128) | 30 |
| 427 | Electrical fuse 427 (K40/5f427) | 30 | - | Spare | - |
| 428 | Electrical fuse 428 (K40/5f428) | 30 | 2.5 RDWH | With code 467 (Electronic differential lock): Electronic differential control unit (N3/2) |
25 |
| 429 | Electrical fuse 429 (K40/5f429) | 30 | - | Spare | - |
| 430 | Electrical fuse 430 (K40/5f430) | 30 | - | Spare | - |
| 431 | Electrical fuse 431 (K40/5f431) | 30 | 2.5 RD | Model 205 with code 965 (Taxi/rental car preinstallation): Special-purpose vehicle multifunction control unit (N26/9) |
25 |
| 2.5 RDGN | With code 970 (Police emergency vehicles), code 974 (Preinstallation for fire brigade command vehicle) or code 975 (Preinstallation for emergency physician vehicle): Special vehicle multifunction control unit (SVMCU) (N26/14) |
||||
| 1.0 RDWH | Model 205 with code Z97 (Electronic interface): Special vehicle multifunction control unit (SVMCU) (N26/14) |
||||
| 432 | Electrical fuse 432 (K40/5f432) | 30 | 2.5 RDVT | Model 205 with code 965 (Taxi/rental car preinstallation): Special-purpose vehicle multifunction control unit (N26/9) |
25 |
| 2.5 RDWH | With code 970 (Police emergency vehicles), code 974 (Preinstallation for fire brigade command vehicle) or code 975 (Preinstallation for emergency physician vehicle): Special vehicle multifunction control unit (SVMCU) (N26/14) |
||||
| 1.0 RDWH | Model 205 with code Z97 (Electronic interface): Special vehicle multifunction control unit (SVMCU) (N26/14) |
||||
| 433 | Electrical fuse 433 (K40/5f433) | 30 | 1.5 RDBU | Model 205 with code 550 (Trailer hitch): Trailer recognition control unit (N28/1) |
15 |
| Model 253 with code 550 (Trailer hitch): Trailer recognition control unit (N28/1) |
20 | ||||
| 434 | Electrical fuse 434 (K40/5f434) | 30 | 1.5 RDGY | Model 205 with code 550 (Trailer hitch): Trailer recognition control unit (N28/1) |
15 |
| 2.5 RDGY | Model 253 with code 550 (Trailer hitch): Trailer recognition control unit (N28/1) |
30 | |||
| 435 | Electrical fuse 435 (K40/5f435) | 30 | 2.5 RD | With CODE 550 (Trailer hitch): Trailer recognition control unit (N28/1) |
25 |
| 436 | Electrical fuse 436 (K40/5f436) | 30 | 1.5 RDWH | With CODE 550 (Trailer hitch): Trailer recognition control unit (N28/1) |
15 |
| 437 | Electrical fuse 437 (K40/5f437) | 30 | 2.5 RDYE | With CODE 550 (Trailer hitch): Trailer recognition control unit (N28/1) |
25 |
| 438 | Electrical fuse 438 (K40/5f438) | 30 | 2.5 RD | With code U67 (230 volt socket in interior) or code U80 (115V socket): DC/AC converter control unit (N24/3) |
30 |
| 439 | Electrical fuse 439 (K40/5f439) | 30 | 0.5 RDGN | Model 205 with code 965 (Taxi/rental car preinstallation): Taximeter (A50) Mirror taximeter (A50/1) |
5 |
| 2.5 RDBU | With code 970 (Police emergency vehicles), code 974 (Preinstallation for fire brigade command vehicle) or code 975 (Preinstallation for emergency physician vehicle): Vehicle socket electrical connection (X4/36) |
20 | |||
| 2.5 RD | Model 205.3/4: Rear control unit (N22/6) |
25 | |||
| 440 | Electrical fuse 440 (K40/5f440) | 30 | 2.5 RDWH | With CODE 872 (Seat heater in rear): Rear seat heater control unit (N25/6) |
30 |
| Model 205.4 with code 403 (AIRSCARF system): AIRSCARF control unit (N25/7) |
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| 441 | Electrical fuse 441 (K40/5f441) | 30 | 2.5 RDBK | Model 205.4 with code 403 (AIRSCARF system): AIRSCARF control unit (N25/7) |
30 |
| 442 | Electrical fuse 442 (K40/5f442) | 30 | 2.5 RD | Fuel system control unit (N118) | 25 |
| 443 | Electrical fuse 443 (K40/5f443) | 30 | 4.0 RDBK | With code 299 (PRE-SAFE® system): Right front reversible emergency tensioning retractor (A76/1) |
30 |
| 444 | Electrical fuse 444 (K40/5f444) | 87 | 1.0 RDBU | With code 866 (Pre-installation for Rear Seat Entertainment System): Left tablet PC electrical connection (X99x1) Right tablet PC electrical connection (X99x2) |
15 |
| 445 | Electrical fuse 445 (K40/5f445) | 87 | 1.5 RD | Model 205.2, 253: Luggage compartment socket (X58/12) |
15 |
| 446 | Electrical fuse 446 (K40/5f446) | 87 | 1.5 RDBK | With code 301 (Smoker's package): Front cigarette lighter with ashtray illumination (R3) |
15 |
| Except code 301 (Smoker's package): Vehicle interior power outlet (X58/1) |
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| 447 | Electrical fuse 447 (K40/5f447) | 87 | 1.5 RDBK | Right rear center console socket 12V (X58/18) | 15 |
| 448 | Electrical fuse 448 (K40/5f448) | 15 | 0.75 RD | Transmission 722, 725 or with code B03 (ECO start/stop function): Park pawl capacitor (C8) |
10 |
| 449 | Electrical fuse 449 (K40/5f449) | 15 | 0.5 RDWH | Engine 626: Fuel filter heater relay (K40/5kZR1) |
5 |
| 0.5 PKRD | Engine 177: Electric parking brake control unit (N128) |
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| 0.35 RDGN | With code B53 (Acoustic ambient protection): Sound generator (H4/16) |
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| 450 | Electrical fuse 450 (K40/5f450) | 15 | 0.35 BK | Rear SAM control unit (N10/8) | 5 |
| 451 | Electrical fuse 451 (K40/5f451) | 15 | 0.35 PKBK | Fuel system control unit (N118) | 5 |
| 0.5 PKBU | With code U77 (BLUETEC (SCR) diesel exhaust treatment): AdBlue® control unit (N118/5) |
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| 452 | Electrical fuse 452 (K40/5f452) | 15 | 0.35 RDBU | With code 234 (Blind Spot Assist): Integrated outer right rear bumper radar sensor (B92/6) Integrated outer left rear bumper radar sensor (B92/11) |
5 |
| 0.5 RDBU | With code 237 (Active Blind Spot Assist), code 238 (Active Lane Keeping Assist) or code 253 (Rear Collision Warning and Protection System): Center rear bumper radar sensor (B92/1) Outer right rear bumper radar sensor (B92/7) Outer left rear bumper radar sensor (B92/10) |
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| 453 | Electrical fuse 453 (K40/5f453) | 15 | 0.5 RDBU | With code 237 (Active Blind Spot Assist), code 238 (Active Lane Keeping Assist) or code 253 (Rear Collision Warning and Protection System): Left front bumper radar sensor (B92/3) |
5 |
| With code 258 (COLLISION PREVENTION ASSIST): COLLISION PREVENTION ASSIST controller unit (A90) |
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| 454 | Electrical fuse 454 (K40/5f454) | 15 | 1.0 RD | Model 205.0/1/2 with transmission 722: Fully integrated transmission control controller unit (Y3/8) |
5 |
| Model 205.3/4 with transmission 722: Fully integrated transmission control controller unit (Y3/8) |
7, 5 | ||||
| 0.5 RDBU | Model 205.0/1/2 with code U63 (Driving school package): Footwell illumination switch (S18/7) Pedal operation monitor switch (S146) |
5 | |||
| 0.5 PKBU | Model 253 with code U77 (BlueTEC (SCR) diesel exhaust treatment): AdBlue® control unit (N118/5) |
7, 5 | |||
| 0.5 PKRD | Model 253 with code M005 (4MATIC) as of 01.12.2017: All-wheel drive control unit (N45) |
7, 5 | |||
| 455 | Electrical fuse 455 (K40/5f455) | 15 | 0.35 PKGN | With code U67 (230 volt socket in interior): DC/AC converter control unit (N24/3) |
5 |
| With code U80 (115V socket): 115 V socket (X58/34) |
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| 456 | Electrical fuse 456 (K40/5f456) | 15 | 0.5 RDGN | With code 23P (Driving assistance package): Front long-range radar sensor (B92) |
5 |
| With code 239 (Active Distance Assist DISTRONIC): DISTRONIC electric controller unit (A89) |
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| 457 | Electrical fuse 457 (K40/5f457) | 15 | 0.75 BK | Model 205 with code ME04 (Mild hybrid drive) or code ME06 (Hybrid drive 60 KW variant (including plug-in)): Power electronics control unit (N129/1) |
5 |
| 0.5 BK | Model 205 with code ME04 (Mild hybrid drive): Battery management system control unit (N82/2) |
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| 1.0 BK | Model 205 with code ME06 (Hybrid drive 60 KW variant (including plug-in)): High-voltage battery module (A100) |
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| 0.35 BK | With code ME05 (HYBRID DRIVE 80KW VARIANT (INCLUDING PLUG-IN)): DC/DC converter control unit (N83/1) Power electronics control unit (N129/1) |
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| 0.35 PKRD | Model 205 with code 467 (Electronic locking differential): Electronic differential control unit (N3/2) |
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| Model 205 with code 466 (Active engine mount): Active engine mounts control unit (N3/42) |
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| 0.5 PKRD | Model 253 with code 467 (Electronic locking differential): Electronic differential control unit (N3/2) |
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| 0.5 PKRD | Model 253 with code M005 (4MATIC) up to 30.11.2017: All-wheel drive control unit (N45) |
5 | |||
| 458 | Electrical fuse 458 (K40/5f458) | 30 | 0.35 RD | With CODE 871 (HANDS-FREE ACCESS): Rear switching module (N38) |
5 |
| 459 | Electrical fuse 459 (K40/5f459) | 30 | 0.5 RD | Model 205 with code ME06 (Hybrid drive 60 KW variant (including plug-in)): Charger (N83/5) |
5 |
| Engine 177, 276 or code U78 (AMG sport exhaust system): AMG suspension control unit (N3/43) |
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| 460 | Electrical fuse 460 (K40/5f460) | 30 | 0.75 RD | KEYLESS-GO control unit (N69/5) | 10 |
| 461 | Electrical fuse 461 (K40/5f461) | 30 | 0.35 RD | FM 1, AM, CL [ZV] and KEYLESS-GO antenna amplifier (A2/18) | 5 |
| 462 | Electrical fuse 462 (K40/5f462) | 30 | 4.0 RD | With code 810 (Sound system): Sound system amplifier control unit (N40/3) |
40 |
| 463 | Electrical fuse 463 (K40/5f463) | 87 | 2.5 RDBU | Model 205.0/1/2/3, model 253: Rear window heater (R1) via rear window interference suppression capacitor (C3) |
30 |
| Model 205.4: Rear window heater (R1) |
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| 464 | Electrical fuse 464 (K40/5f464) | 30 | 4.0 RD | Model 205.0/1/3/4 with code 881 (Remote trunk closing): Trunk lid control unit (N121) |
40 |
| Model 205.2, model 253 with code 890 (EASY PACK liftgate): Liftgate control unit (N121/1) |
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| 465 | Electrical fuse 465 (K40/5f465) | 30 | 4.0 RD | Rear SAM control unit (N10/8) | 40 |
| 466 | Electrical fuse 466 (K40/5f466) | 30 | 4.0 RD | Rear SAM control unit (N10/8) | 40 |
| 467 | Electrical fuse 467 (K40/5f467) | 30 | 4.0 BU | Engine 626: Fuel filter element with integrated heater (B20) |
40 |
| 4.0 RD | Model 205.4: Rear control unit (N22/6) |
| Relay Identification | Designation |
|---|---|
| S | Vehicle interior circuit 15 relay (K40/5kS) |
| T | Rear window heater relay (K40/5kT) |
| U | 2nd seat row cup holder and sockets relay (K40/5kU) |
| V | With code U77 (BLUETEC (SCR) diesel exhaust treatment): AdBlue® relay (K40/5kV) |
| X | 1st seat row/trunk refrigerator box and sockets relay (K40/5kX) |
| Y | Spare relay (K40/5kY) |
| ZR1 | Engine 626: |
| Fuel filter heater relay (K40/5kZR1) | |
| ZR2 | Reserve relay (K40/5kZR2) |
| ZR3 | Reserve relay (K40/5kZR3) |