Wiring diagram of front backup fuse box (F32) - PE54.15-P-2502-97FAC
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 | 48A |
| A32 | AC housing | 23L |
| A32x1 | Air conditioner housing electrical connector | 24H |
| A32z1 | Air conditioner housing connector sleeve | 24J |
| A91/1 | Electrohydraulic power steering | 42L |
| F32 | Front electrical prefuse box | 4A |
| F32 | Front electrical prefuse box | 12A |
| F32 | Front electrical prefuse box | 20A |
| F32 | Front electrical prefuse box | 28A |
| F32 | Front electrical prefuse box | 37A |
| F32 | Front electrical prefuse box | 44A |
| F32f150 | Prefuse 150 | 3C |
| F32f151 | Prefuse 151 | 25C |
| F32f152 | Prefuse 152 | 27C |
| F32f153 | Prefuse 153 | 28C |
| F32f154 | Prefuse 154 | 45C |
| F32f155 | Prefuse 155 | 32C |
| F32f156 | Prefuse 156 | 30C |
| F32f157 | Prefuse 157 | 41C |
| F32f158 | Prefuse 158 | 13C |
| F32f159 | Prefuse 159 | 31C |
| F32f160 | Prefuse 160 | 21C |
| F32f161 | Prefuse 161 | 19C |
| F32f162 | Prefuse 162 | 20C |
| F32k1 | Decoupling relay | 9A |
| F32k2 | Quiescent current cutout relay | 16A |
| F97 | Rear SAM control unit with fuse and relay module circuit 30 fuse | 35L |
| K57/2 | Additional battery relay | 32L |
| M4/7 | Combustion engine and air conditioning with integrated control fan motor | 25L |
| N10/1 | Front SAM control unit with fuse and relay module | 9L |
| N10/1 | Front SAM control unit with fuse and relay module | 28L |
| N10/2 | Rear SAM control unit with fuse and relay module | 15L |
| N10/2 | Rear SAM control unit with fuse and relay module | 38L |
| N26/9 | Special-purpose vehicle multifunction control unit | 19L |
| N68 | Electrical power steering control unit | 42L |
| R22/3 | PTC heater booster | 46L |
| U1 | Valid for USA | 40F |
| U1018 | Valid for gasoline engine 276 | 1J |
| U113 | Valid for 2-zone THERMATIC | 21E |
| U114 | Valid for 3-zone THERMOTRONIC | 21E |
| U118 | Valid for front battery | 29F |
| U12 | Valid for left-hand drive vehicles | 11G |
| U13 | Valid for right-hand drive vehicles | 11G |
| U169 | Valid for gasoline engine 271 DE | 1H |
| U252 | Valid for ECO start/stop function | 7E |
| U32 | Valid for Canada | 40F |
| U411 | Valid for diesel engine 651 with EHPS | 40F |
| U412 | Valid for electrohydraulic power steering | 40E |
| U520 | Valid for taxi | 17E |
| U59 | Valid for model 204.9 | 40E |
| U74 | Valid for diesel engines | 44E |
| U819 | Valid for gasoline engine 272 | 41F |
| U880 | Valid for diesel engine 642 | 1H |
| U948 | Valid for diesel engine 651 | 4H |
| W16/3 | Left major assembly compartment ground point | 11L |
| W16/4 | Right wheelhouse ground point | 12L |
| X18/40 | Instrument panel harness and vehicle floor electrical connector | 21H |
| X4/37 | Terminal block (circuit 30) | 31H |
| X85/8 | PTC heater booster electrical connector | 45H |
| Z7 | Tml. 30 connector sleeve | 19G |