Assignment Of Rear Fuse And Relay Module - GF54.15-P-1256-30RF
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, 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) o 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, 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, 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) o 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, 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) |