Wiring diagram of front backup fuse box (F32) - PE54.15-P-2502-97FAA
WARNING: This page is about a different car, the 2012 Mercedes-Benz C300, 2011 Mercedes-Benz C300, 2010 Mercedes-Benz C300, 2009 Mercedes-Benz C300, and 2008 Mercedes-Benz C300. However, it is still accessible from the selected car via links, so may be relevant.
| Code: | Designation: | Position: |
| A0 | Color code key | 72L |
| A32 | AC housing | 17L |
| A32x1 | Air conditioner housing electrical connector | 18H |
| A32z1 | Air conditioner housing connector sleeve | 18J |
| F32 | Front electrical prefuse box | 4A |
| F32 | Front electrical prefuse box | 11A |
| F32 | Front electrical prefuse box | 20A |
| F32 | Front electrical prefuse box | 28A |
| F32 | Front electrical prefuse box | 36A |
| F32 | Front electrical prefuse box | 44A |
| F32 | Front electrical prefuse box | 52A |
| F32 | Front electrical prefuse box | 60A |
| F32f100 | Prefuse 100 | 16C |
| F32f101 | Prefuse 101 | 36C |
| F32f102 | Prefuse 102 | 4C |
| F32f103 | Prefuse 103 | 23C |
| F32f104 | Prefuse 104 | 59C |
| F32f105 | Prefuse 105 | 58C |
| F32f106 | Prefuse 106 | 64C |
| F32f107 | Prefuse 107 | 21C |
| F32f108 | Prefuse 108 | 22C |
| F32f109 | Prefuse 109 | 24C |
| F32f110 | Prefuse 110 | 24C |
| F32f88 | Pyrofuse 88 | 46C |
| F32f89 | Prefuse 89 | 55C |
| F32f90 | Prefuse 90 | 14C |
| F32f91 | Prefuse 91 | 41C |
| F32k2 | Quiescent current cutout relay | 12A |
| F34 | Interior fuse box | 60L |
| F64/1 | Left rear door control unit fuse carrier | 28L |
| F64/2 | Right rear door control unit fuse carrier | 31L |
| M4/7 | Combustion engine and air conditioning with integrated control fan motor | 41L |
| N10/1 | Front SAM control unit with fuse and relay module | 38L |
| N10/1 | Front SAM control unit with fuse and relay module | 56L |
| N10/2 | Rear SAM control unit with fuse and relay module | 12L |
| N10/2 | Rear SAM control unit with fuse and relay module | 64L |
| N2/10 | Supplemental restraint system control unit | 53L |
| N69/3 | Left rear door control unit | 25L |
| N69/4 | Right rear door control unit | 34L |
| R22/3 | PTC heater booster | 21L |
| U113 | Valid for 2-zone THERMATIC | 15E |
| U114 | Valid for 3-zone THERMOTRONIC | 15E |
| U118 | Valid for front battery | 7G |
| U118 | Valid for front battery | 36E |
| U119 | Valid for rear battery | 2G |
| U119 | Valid for rear battery | 8E |
| U12 | Valid for left-hand drive vehicles | 8E |
| U13 | Valid for right-hand drive vehicles | 8F |
| U152 | Valid for gasoline engine 156 | 7J |
| U152 | Valid for gasoline engine 156 | 48J |
| U157 | Valid for combustion engine 272 DE | 7J |
| U157 | Valid for combustion engine 272 DE | 48J |
| U169 | Valid for gasoline engine 271 DE | 7J |
| U169 | Valid for gasoline engine 271 DE | 48J |
| U240 | Valid for all except ECO start/stop function | 14E |
| U739 | Valid for gasoline engine 271 continuous fuel injection system (electronic) | 4J |
| U739 | Valid for gasoline engine 271 continuous fuel injection system (electronic) | 45J |
| U74 | Valid for diesel engines | 19F |
| U74 | Valid for diesel engines | 30E |
| U740 | Valid for diesel engine 646 | 1J |
| U740 | Valid for diesel engine 646 | 42J |
| U75 | Valid for gasoline engines | 28E |
| U819 | Valid for gasoline engine 272 | 4J |
| U819 | Valid for gasoline engine 272 | 45J |
| U880 | Valid for diesel engine 642 | 1J |
| U880 | Valid for diesel engine 642 | 42J |
| U928 | Valid for England | 23E |
| U948 | Valid for diesel engine 651 | 1J |
| U948 | Valid for diesel engine 651 | 42J |
| W16/3 | Left major assembly compartment ground point | 9H |
| W16/4 | Right wheelhouse ground point | 9H |
| X18/40 | Instrument panel harness and vehicle floor electrical connector | 16H |
| X34/35 | Rear door control unit feed-in electrical connector | 30H |
| X35/3 | Left rear door electrical connector | 25H |
| X35/4 | Right rear door electrical connector | 33H |
| X85/8 | PTC heater booster electrical connector | 21H |