Assignment Of Engine Fuse And Relay Module - GF54.15-P-1256-32GWM
Model 463 (except 463.342) as of Model year 2019
Relays J, K, L, M and O are located inside the housing and firmly soldered onto the PCB.
| Slot | Fuse Identification | Circuit | Line ID (line fused) | Fused function | Rating in amperes (A) |
|---|---|---|---|---|---|
| 100 | Electrical fuse 100 (K40/8f100) | 87 | - | Spare | - |
| 101 | Electrical fuse 101 (K40/8f101) | 87M | 2.5 RDGN | Valid for engine 176, 177: ME-SFI [ME] control unit (N3/10) | 15 |
| Valid for engine 656: CDI control unit (N3/9) | |||||
| 102 | Electrical fuse 102 (K40/8f102) | 87M | 2.5 RDBU | Valid for engine 176, 177: ME-SFI [ME] control unit (N3/10) | 20 |
| Valid for engine 656: CDI control unit (N3/9) | |||||
| 103 | Electrical fuse 103 (K40/8f103) | 87M | 1.5 RDYE | Valid for engine 176, 177: ME-SFI [ME] control unit (N3/10) | 15 |
| Valid for engine 656:
CDI control unit (N3/9) NOx sensor control unit downstream of SCR catalytic converter (N37/8) NOx sensor control unit upstream of diesel oxidation catalytic converter (N37/12) |
|||||
| 104 | Electrical fuse 104 (K40/8f104) | 87M | 1.5 RDBK | Valid for engine 176, 177: ME-SFI [ME] control unit (N3/10) | 15 |
| Valid for engine 656: CDI control unit (N3/9) | |||||
| 105 | Electrical fuse 105 (K40/8f105) | 87 | 1.0 RDGN | Charge air cooler circulation pump | 20 |
| 106 | Electrical fuse 106 (K40/8f106) | 87M | - | Spare | - |
| 107 | Electrical fuse 107 (K40/8f107) | 87 | - | Spare | - |
| 108 | Electrical fuse 108 (K40/8f108) | 15 | 0.75 RD | Indicator switch for differential lock, rear axle (S76/8) | 10 |
| 109 | Electrical fuse 109 (K40/8f109) | 15 | - | Spare | - |
| 110 | Electrical fuse 110 (K40/8f110) | 30t | 1.5 GNRD | Right front lamp unit (E2) | 20 |
| 111 | Electrical fuse 111 (K40/8f111) | 30t | 2.5 RDBK | Wiper motor (M6/1) | 30 |
| 112 | Electrical fuse 112 (K40/8f112) | 30t | - | Spare | - |
| 113 | Electrical fuse 113 (K40/8f113) | 50 | 2.5 VTWH | Starter (M1) | 30 |
| 114 | Electrical fuse 114 (K40/8f114) | 87 | - | Spare | - |
| 115 | Electrical fuse 115 (K40/8f115) | 87 | - | Spare | - |
| 116 | Electrical fuse 116 (K40/8f116) | 87 | - | Spare | - |
| 117 | Electrical fuse 117 (K40/8f117) | 30t | 0.5 RDWH | Valid for engine 176: Circuit 87M relay (K40/8kN) | 7.5 |
| 118 | Electrical fuse 118 (K40/8f118) | 87C | 1.0 RDGN | Low-temperature circuit circulation pump 1 (M43/6) | 15 |
| 119 | Electrical fuse 119 (K40/8f119) | 87C | 1.0 RDBU | Circuit 87 C end sleeve (Z141/1z1) | 15 |
| 120 | Electrical fuse 120 (K40/8f120) | 30t | - | Spare | - |
| 121 | Electrical fuse 121 (K40/8f121) | 15 | 0.75 RD | Park pawl capacitor (C8) | 10 |
| 122 | Electrical fuse 122 (K40/8f122) | 15 | 0.5 BUWH | Valid with code EM4 (Driving Assistance Package Plus): Integrated outer right rear bumper radar sensor (B92/6) Integrated outer left rear bumper radar sensor (B92/11) | 5 |
| 123 | Electrical fuse 123 (K40/8f123) | 15 | 0.5 BKRD | Front SAM control unit (N10/6) | 5 |
| 124 | Electrical fuse 124 (K40/8f124) | 30t | - | Spare | |
| 125 | Electrical fuse 125 (K40/8f125) | 15 | 0.5 PKRD | Powertrain control unit (N127) | 5 |
| 126 | Electrical fuse 126 (K40/8f126) | 15 | 0.5 PKRD | DISTRONIC distance pilot controller unit (A108/1) Exterior lights switch (S1) | 5 |
| 127 | Electrical fuse 127 (K40/8f127) | 50 | - | Spare | - |
| 128 | Electrical fuse 128 (K40/8f128) | 15 | - | Spare | - |
| 129 | Electrical fuse 129 (K40/8f129) | 15 | 0.5 RD | Electronic Stability Program control unit (N30/4) | 5 |
| 130 | Electrical fuse 130 (K40/8f130) | 15 | - | Spare | - |
| 131 | Electrical fuse 131 (K40/8f131) | 87 | - | Spare | - |
| 131A | Electrical fuse 131 a (K40/8f131a) | 15 | - | Spare | - |
| 132 | Electrical fuse 132 (K40/8f132) | 87 | 0.75 RD | Indicator switch for differential lock, front axle (S76/9) | 10 |
| 133 | Electrical fuse 133 (K40/8f133) | 30t | 1.5 PKRD | Left front lamp unit (E1) | 20 |
| Relay Identification | Designation |
|---|---|
| G | Engine compartment circuit 15 relay (K40/8kG) |
| H | Starter circuit 50 relay (K40/8kH) |
| I | Spare |
| J | CPC relay (K40/8kJ) |
| K | Spare |
| L | Spare |
| M | Fan relay (K40/8kM) |
| N | Circuit 87M relay (K40/8kN) |
| O | Spare |
| P | Spare |
| Q | Spare |
| R | Differential lock switch relay (K40/8kR) |
| Relays J, K, L, M and O are located inside the housing and firmly soldered onto the PCB. | |