Mercedes·S550·2013 Mercedes S550·Wiring
Wiring diagram

2013 Mercedes S550 — power distribution

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Power distribution

2 1 1 2 A A N/A D Y HV + HV - CAN I H 30C CAN I L 30 87 31 31 25A E K 400A P N 80A 80A 100A 25A 40A 150A 150A B 150A H 150A 150A 80A 125A G J 40A 10A B F 5A 7.5A 7.5A 7.5A M L 7.5A O INTERIOR PREFUSE BOX ON-BOARD ELECTRICAL SYSTEM BATTERY ECO START/STOP FUNCTION DIODE ECO START/ STOP FUNCTION ADDITIONAL BATTERY FRONT SAM CONTROL MODULE W/ FUSE & RELAY MODULE C1 X225 1 I1 14 C3 C2 C1 I1 3 1 C1 4 3 1 2 20 17 18 19 16 15 13 12 14 10 9 11 C2 C4 C3 1 2 4 3 6 5 8 7 I2 I7 27 12 10 28 I5 2 1 4 3 I8 M1 M2 2 1 MR2 I2 I1 I1 MR1 M3 I3 2 1 MR4 I4 I6 IG2 I3 IG3 I5 IG1 1 C3 4 C2 4 MR1 I1 4 2 C1 4 6 5 RED RED GRN RED/ GRN RED/ RED RED RED RED RED BLU/WHT BLU/WHT RED/BLK RED/ PNK/ RED/BLK NCA YEL NCA BLU BLU/YEL RED/BLK RED BRN NCA NCA RED/BRN RED RED PNK/GRN BRN PNK/RED RED RED GRN BLK BRN BLU BLU BRN BLK GRN BLK BLK RED RED RED RED/WHT RED RED BLK RED RED RED RED RED RED/WHT RED RED/WHT RED RED RED/GRN RED RED (OR RED/BLU) RED RED RED/YEL RED/YEL RED/BLK RED/BLK DC/DC CONVERTER CONTROL MODULE ENGINE COMPARTMENT PREFUSE BOX FUSE 10 FUSE 5 FUSE 9 FUSE 7 FUSE 6 FUSE 8 FUSE 2 FUSE 3 QUIESCENT CURRENT CUTOUT RELAY FUSE 5 FUSE 3 FUSE 4 FUSE 10 FUSE 8 FUSE 7 FUSE 6 FUSE 9 BACKUP BATTERY FUSE FUSE 29 FUSE 36 FUSE 38 FUSE 40 FUSE 39 FUSE 54 FUSE 37 (3.5L HYBRID) (NOT USED) (W/O MILD HYBRID DRIVE) (W/ MILD HYBRID DRIVE) (NOT USED) IF EQUIPPED (W/ MILD HYBRID DRIVE) (W/ SPECIAL PROTECTION) W/O ECO START/STOP FUNCTION W/ ECO START/STOP FUNCTION (RIGHT FRONT WHEELHOUSE) (RIGHT REAR ENGINE COMPT) (REAR OF RIGHT FRONT FOOTWELL) (RIGHT FRONT FOOTWELL) (RIGHT FRONT FOOTWELL) (LEFT REAR ENGINE COMPT) W3/9 W15/1 ELECTRIC REFRIGERANT COMPRESSOR POWER ELECTRONICS CONTROL UNIT ESP CONTROL MODULE COMPUTER DATA LINES PYROTECHNICAL SYSTEM SEPARATOR BATTERY MANAGEMENT SYSTEM CONTROL UNIT REGENERATIVE BRAKING SYSTEM CONTROL UNIT ELECTRO- HYDRAULIC POWER STEERING GENERATOR TO FRONT SAM CONTROL MODULE W/ FUSE & RELAY MODULE (DIAGRAM 1 OF 4) FROM LEFT INSTRUMENT PANEL FUSE BOX (DIAGRAM 3 OF 4) POWER ELECTRONICS CONTROL UNIT, BATTERY MANAGEMENT SYSTEM CONTROL UNIT & ESP CONTROL UNIT COMPUTER DATA LINES SYSTEM TO FRONT SAM CONTROL MODULE W/ FUSE & RELAY MODULE (DIAGRAM 1 OF 4) ELECTRIC SUCTION FAN ENGINE & A/C W/ INTEGRATED CONTROL FROM FRONT SAM CONTROL MODULE W/ FUSE & RELAY MODULE (DIAGRAM 3 OF 4) STARTER VACUUM PUMP RELAY (+) TO REAR SAM CONTROL MODULE W/ FUSE & RELAY MODULE (DIAGRAM 2 OF 4) BATTERY SENSOR TO REAR SAM CONTROL MODULE W/ FUSE & RELAY MODULE (DIAGRAM 3 OF 4) TO LEFT INSTRUMENT PANEL FUSE BOX (DIAGRAM 3 OF 4) TO RIGHT INSTRUMENT PANEL FUSE BOX (DIAGRAM 2 OF 4) TO FRONT SAM CONTROL MODULE W/ FUSE & RELAY MODULE (DIAGRAM 3 OF 4) TO SPECIAL PROTECTION VEHICLE ADDITIONAL FUSE HOLDER (DIAGRAM 2 OF 4) ECO START/STOP FUNCTION RELAY & HEATED WINDSHIELD CONTROL UNIT ECO START/ STOP FUNCTION RELAY FROM ENGINE COMPARTMENT PREFUSE BOX (DIAGRAM 1 OF 4) FROM ENGINE COMPARTMENT PREFUSE BOX (DIAGRAM 1 OF 4) STARTER CIRCUIT 15 RELAY TO CIRCUIT 15 RELAY/ SPARE 1 RELAY (CHANGE OVER CONTACT) (DIAGRAM 4 OF 4) TO CHASSIS CIRCUIT 87 RELAY (DIAGRAM 3 OF 4) AIR PUMP RELAY AIR SUSPENSION COMPRESSOR RELAY FANFARE HORN RELAY ENGINE CIRCUIT 87 RELAY WIPER PARK POSITION HEATER RELAY TO CIRCUIT 15R RELAY (DIAGRAM 4 OF 4) TO EIS (EZS) CONTROL UNIT (DIAGRAM 4 OF 4) TO REAR SAM CONTROL MODULE W/ FUSE & RELAY MODULE (DIAGRAM 2 OF 4) A/C AIR RECIRCULATION UNIT CENTRAL GATEWAY CONTROL UNIT DATA LINK CONNECTOR UPPER CONTROL PANEL CONTROL UNIT INSTRUMENT CLUSTER
50A 31 INVERTER 115 AC 30 115 AC2 C 20A U 5A O 25A 15A 10A 15A 30A 7.5A 15A 15A H Q R 30A 40A 40A 7.5A 40A K 30A 15A 40A 5A 5A 7.5A 30A 30A 30A 5A 20A 30A 50A 50A 50A 30A F 20A 5A REAR FUSE BOX I REAR FUSE BOX II REAR SAM CONTROL MODULE W/ FUSE & RELAY MODULE I1 2 5 8 7 6 5 4 3 2 1 6 5 3 1 2 4 X1 1 2 4 3 15 I9 I6 I1 3 1 6 6 I1 3 X2 2 1 C139 C140 C6 C4 C2 C3 C8 C9 C12 C14 C10 C19 C20 C18 C20 C19 2 3 4 1 C13 C16 BRN RED/BLU (OR RED/BLU) PNK/RED RED/BLK RED/WHT BRN ORG/BLK PNK/GRY ORG/BLU ORG/BLU ORG/BLK PNK/GRY RED/WHT (OR PNK/GRN) PNK/GRN RED/WHT RED/GRN RED RED RED RED RED RED PNK/RED (OR RED/BLU) NCA NCA NCA NCA RED RED/BLU RED/BLK GRY/BLU BRN RED/WHT NCA RED RED RED RED RED RED RED RED RED RED RED/GRY RED RED RED RED RED/WHT RED RED/YEL RED/YEL RED/WHT RED RED RED/YEL RED RED RED RED RED RED RED FUSE 10 FUSE 5 FUSE 9 FUSE 4 FUSE 7 FUSE 10 FUSE 3 FUSE 1 FUSE 2 FUSE 8 FUSE 6 SPECIAL PROTECTION VEHICLE ADDITIONAL FUSE HOLDER FUSE FUSE FUSE FUSE DC/AC CONVERTER CONTROL UNIT FUSE 130 FUSE 131 POWER OUTLET RELAY CIGAR LIGHTER RELAY FUSE 139 FUSE 140 FUSE 117 REAR CIGAR LIGHTER HEATING ELEMENT 115V SOCKET RIGHT INSTRUMENT PANEL FUSE BOX FUSE 71 FUSE 75 FUSE 86 FUSE 74 FUSE 77 FUSE 89 FUSE 84 FUSE 88 FUSE 79 FUSE 91 FUSE 78 FUSE 90 FUSE 72 FUSE 83 FUSE 80 FUSE 87 FUSE 85 FUSE 76 FUSE 81 FUSE 70 FUSE 82 FUSE 73 (NOT USED) (NOT USED) W/ MILD HYBRID DRIVE (W/ 115V) (NOT USED) W/ 12V SOCKET W/ 115V SOCKET (NOT USED) (W/ 12V SOCKET) (IF EQUIPPED) (NOT USED) (NOT USED) W/ MILD HYBRID DRIVE IF EQUI- PPED (W/ BANG & OLUFSEN SOUND SYSTEM) IF EQUIPPED (W/ MILD HYBRID DRIVE) (RIGHT FRONT OF TRUNK) (RIGHT FRONT TRUNK) (CENTER FRONT OF TRUNK) (RIGHT REAR FOOTWELL) (UNDER RIGHT SIDE DASH COVER) W54 W17 FROM INTERIOR PREFUSE BOX (DIAGRAM 1 OF 4) EMERGENCY CALL SYSTEM CONTROL UNIT, PAS & SPECIAL SIGNAL SYSTEM CONTROL UNIT & EXTERNAL COMMUNICATION CONTROL UNIT CIRCUIT 15 TWO WAY RADIO/ FEED IN RELAY CARRIER CIRCUIT 15 TWO WAY RADIO/FEED IN RELAY CARRIER OUTSIDE SPEAKER INTERFE- RENCE FILTER FIRE EXTINGUISHING SYSTEM CONTROL MODULE SPECIAL VEHICLE MULTI-FUNCTION CONTROL MODULE POWER WINDOW HYDRAULIC PUMP RELAY FROM REAR SAM CONTROL MODULE W/ FUSE & RELAY MODULE (DIAGRAM 3 OF 4) FROM FRONT SAM CONTROL MODULE W/ FUSE & RELAY MODULE (DIAGRAM 1 OF 4) FROM INTERIOR PREFUSE BOX (DIAGRAM 1 OF 4) ME-SFI (ME) CONTROL UNIT & FUEL PUMP CONTROL UNIT ENGINE COOLANT CIRCULATION PUMP RELAY POWER ELECTRONICS CIRCULATION PUMP RELAY 1 FUEL PUMP RELAY HEATED REAR WINDOW RELAY TO CIRCUIT 15R RELAY (DIAGRAM 4 OF 4) POWER ELECTRONICS CIRCULATION PUMP RELAY 2 TO CIRCUIT 15 RELAY/ SPARE 1 RELAY (CHANGEOVER CONTACT) (DIAGRAM 4 OF 4) INTERIOR LIGHTS SYSTEM REAR WINDOW ANTENNA AMPLIFIER MODULE ELECTRIC PARKING BRAKE CONTROL UNIT FROM INTERIOR PREFUSE BOX (DIAGRAM 1 OF 4) EMERGENCY CALL SYSTEM CONTROL UNIT, PAS & SPECIAL SIGNAL SYSTEM CONTROL UNIT & EXTERNAL COMMUNICATION CONTROL UNIT DIGITAL SOUND PROCESSOR POWER ELECTRONICS CONTROL UNIT SOUND AMPLIFIER VACUUM PUMP RELAY (+) RIGHT REAR DOOR CONTROL MODULE KEYLESS GO CONTROL MODULE LEFT FRONT DOOR CONTROL MODULE TO FRONT SAM CONTROL MODULE W/ FUSE & RELAY MODULE (DIAGRAM 4 OF 4) BATTERY MANAGEMENT SYSTEM CONTROL UNIT RIGHT FRONT DOOR CONTROL MODULE LEFT REAR DOOR CONTROL MODULE ALARM SIGNAL SIREN PYROTECHNICAL SEPARATOR INTELLIGENT SERVO MODULE FOR DIRECT SELECT TLC (HDS) CONTROL MODULE
25A D C 5A 7.5A Y X W 5A 30A 5A 5A 5A 5A 15A 5A 5A 25A 5A 40A 40A 25A 5A 25A 25A 5A 7.5A 7.5A 5A P 5A 5A 40A 5A 7.5A 7.5A 15A J 7.5A 5A 40A 40A S 25A 25A 7.5A 5A G 7.5A 30A 15A 10A 5A E 15A 15A 15A 10A 25A 7.5A S FRONT SAM CONTROL MODULE W/ FUSE & RELAY MODULE REAR SAM CONTROL MODULE W/ FUSE & RELAY MODULE BACKUP BATTERY FUSE REAR SAM CONTROL MODULE W/ FUSE & RELAY MODULE 2 6 I2 1 2 7 I5 I4 7 I1 C147 I4 I2 3 1 13 14 9 C149 4 2 6 I3 7 6 C60 C62 C66 12 I5 2 14 16 15 1 C144 C143 I5 4 3 C141 2 11 I1 1 8 C2 9 5 I2 10 I3 10 C152 C151 C150 C146 C145 C142 C148 RED/BLK RED/BLU RED/BLK RED/BLU RED/WHT RED/BLU RED BRN RED RED RED RED RED/YEL RED/BLK RED/VIO (OR GRY/YEL) RED/WHT RED/WHT RED/WHT RED/GRN RED RED RED/WHT RED RED/VIO RED RED/WHT RED/YEL RED RED/GRN RED/WHT RED/WHT RED/WHT RED/WHT RED/WHT RED/WHT RED/WHT RED/WHT RED/WHT RED/WHT RED/WHT RED/WHT RED RED RED/WHT RED/WHT RED/WHT RED/WHT RED RED/WHT RED/YEL RED/WHT RED RED RED/WHT (OR RED) RED/WHT RED/WHT LEFT INSTRUMENT PANEL FUSE BOX FUSE 112 FUSE 113 FUSE 104 FUSE 110 FUSE 103 FUSE 98 FUSE 106 FUSE 96 FUSE 105 FUSE 95 FUSE 102 FUSE 108 FUSE 93 FUSE 107 FUSE 92 FUSE 97 FUSE 109 FUSE 101 FUSE 111 FUSE 100 FUSE 94 FUSE 99 FUSE 46 FUSE 20 FUSE 127 FUSE 53 FUSE 47 FUSE 48 FUSE 49 FUSE 51 FUSE 120 FUSE 50 FUSE 121 FUSE 122 CHASSIS CIRCUIT 87 RELAY FUSE 31 FUSE 66 FUSE 32 FUSE 60 FUSE 34 FUSE 28 FUSE 35 FUSE 33 FUSE 62 FUSE 1 ADDITIONAL BATTERY FUSE 126 FUSE 148 FUSE 128 FUSE 143 FUSE 152 FUSE 147 FUSE 146 FUSE 124 FUSE 141 FUSE 123 FUSE 149 FUSE 145 FUSE 142 FUSE 125 FUSE 119 FUSE 150 FUSE 151 FUSE 144 FUSE 129 (NOT USED) (NOT USED) (NOT USED) (NOT USED) W/ REAR A/C IF EQUIPPED IF EQUIPPED (IF EQUIPPED) (W/ AUDIO/ COMAND DISPLAY) (IF EQUIPPED) W/ NIGHT VIEW ASSIST W/ MILD HYBRID DRIVE (NOT USED) (NOT USED) (W/ STANDARD EQUIPMENT & LUMBER SUPPORT) (NOT USED) (NOT USED) (NOT USED) (W/ DYNAMIC SEAT) (W/ MULTICONTOUR SEAT) (W/ AIRMATIC) (W/ MILD HYBRID DRIVE) (W/ ABC) (W/ MILD HYBRID DRIVE) (W/ MILD HYBRID DRIVE) (W/ MILD HYBRID DRIVE) (NOT USED) (W/ PARKTRONIC SYSTEM) (W/ DISTRONIC PLUS) (IF EQUIPPED) (UNDER LEFT SIDE DASH COVER) (LEFT REAR ENGINE COMPT) (CENTER TRUNK) (LEFT FRONT FOOTWELL) (CENTER TRUNK) W34 FROM INTERIOR PREFUSE BOX (DIAGRAM 1 OF 4) SPLIT VIEW DISPLAY WEIGHT SENSING SYSTEM (WSS) CONTROL UNIT LEFT REAR MULTICONTOUR BACKREST CONTROL MODULE MEDIA INTERFACE CONTROL UNIT ESP CONTROL MODULE RCP (HBF) CONTROL UNIT LEFT FRONT SEAT CONTROL MODULE AUDIO TUNER CONTROL UNIT TPM CONTROL MODULE TO DC/DC CONVERTER CONTROL MODULE (DIAGRAM 1 OF 4) COMAND DISPLAY HIGH DEFINITION TUNER CONTROL UNIT REAR A/C CONTROL UNIT RIGHT REAR MULTICONTOUR BACKREST CONTROL MODULE REAR AIR CONDITIONING ELECTRONIC BLOWER CONTROLLER RIGHT FRONT SEAT CONTROL MODULE RESTRAINT SYSTEMS CONTROL MODULE MEDIA INTERFACE CONTROL UNIT FROM INTERIOR PREFUSE BOX (DIAGRAM 1 OF 4) FROM INTERIOR PREFUSE BOX (DIAGRAM 1 OF 4) MULTI-FUNCTION CAMERA TO FUSE 119 (DIAGRAM 3 FO 4) FROM FUSE 29 (DIAGRAM 1 FO 4) COMAND CONTROL UNIT LUMBER PUMP PNEUMATIC PUMP FOR DYNAMIC SEAT CONTROL MULTICONTOUR SEAT PNEUMATIC PUMP NIGHT VISION ASSIST CONTROL UNIT STEERING COLUMN MODULE ELECTRIC PARKING BRAKE CONTROL UNIT ME-SFI (ME) CONTROL UNIT & CDI CONTROL UNIT DTR CONTROL UNIT TO DC/DC CONVERTER CONTROL MODULE (DIAGRAM 1 OF 4) AIRMATIC W/ ADS CONTROL MODULE TRANSMISSION OIL AUXILIARY PUMP CONTROL UNIT TO EIS (EZS) CONTROL UNIT (DIAGRAM 4 OF 4) TO FRONT SAM CONTROL MODULE W/ FUSE & RELAY MODULE (DIAGRAM 4 OF 4) ABC CONTROL MODULE AAC (KLA) CONTROL UNIT ELECTROHYDRAULIC POWER STEERING ELECTRIC REFRIGERANT COMPRESSOR REGENERATIVE BREAKING SYSTEM CONTROL UNIT FROM FUSE 120 (DIAGRAM 3 FO 4) PANORAMIC SLIDING ROOF CONTROL MODULE REAR SEATS CONTROL MODULE TO DC/AC CONVERTER CONTROL UNIT (DIAGRAM 2 OF 4) LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR FRONT CENTRAL OPERATING UNIT OVERHEAD CONTROL PANEL CONTROL MODULE FUEL PUMP CONTROL MODULE PTS CONTROL MODULE RADAR SENSORS CONTROL UNIT (SGR) BACKUP CAMERA VOLTAGE SUPPLY MODULE PANORAMIC SLIDING ROOF CONTROL MODULE VOICE CONTROL SYSTEM (VCS (SBS)) CONTROL UNIT UNIVERSAL PORTABLE CTEL INTERFACE (UPCI (UHI)) CONTROL MODULE RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR VIDEO & RADAR SENSOR SYSTEM CONTROL UNIT
7.5A W X V U V 15A CAN EL CAN EH CAN BH CAN BL 31 30 30Z 31 TK ISM 5A (OR 7.5A) T 10A 7.5A 15A 10A 10A 15A M 30A 7.5A 30A T L 7.5A N 7.5A 7.5A R 7.5A 15A Q FRONT SAM CONTROL MODULE W/ FUSE & RELAY MODULE FRONT SAM CONTROL MODULE W/ FUSE & RELAY MODULE REAR SAM CONTROL MODULE W/ FUSE & RELAY MODULE C5 1 1 3 I1 2 I5 8 20 3 C136 4 I2 52A 2 1 3 C64 6 B C63 C65 6 4 5 MR2 I1 4 3 2 1 6 A 5 4 2 1 3 5 4 9 2 C2 3 C1 6 I2 I1 7 15 3 MR3 4 C61 C137 C138 C133 C135 C134 2 1 PNK/ BLU BRN GRN PNK/ PNK/ GRN BRN BLU RED/ BLU RED/ RED RED GRY/BLU BRN NCA NCA NCA NCA GRN/YEL GRN GRN/YEL PNK/BLU PNK/BLU RED BRN RED BRN BRN YEL/GRY VIO PNK/RED VIO YEL/GRY BLK/WHT RED/GRN RED/BLK PNK/GRN GRN/WHT RED BRN/RED GRN/RED CIRCUIT 15R RELAY CIRCUIT 15 RELAY/ SPARE RELAY 1 (CHANGE OVER CONTACT) FUSE 64 FUSE 25 FUSE 65 FUSE 30 FUSE 63 FUSE 27 FUSE 52B FUSE 45 FUSE 26 12 VOLT CONNECTOR GLOVE COMPARTMENT EIS (EZS) CONTROL UNIT FUSE 42 FUSE 52A FUSE 61 FUSE 41 FUSE 43 FUSE 44 FRONT CIGAR LIGHTER CIRCUIT 15 RELAY/ SPARE 1 RELAY (CHANGE OVER CONTACT) CIRCUIT 15R RELAY FUSE 134 FUSE 138 FUSE 135 FUSE 133 FUSE 137 FUSE 136 POWER ELECTRONICS CIRCULATION PUMP RELAY 1 LUGGAGE COMPAR- TMENT SOCKET (NOT USED) W/ MILD HYBRID DRIVE (IF EQUIPPED) (NOT USED) (W/ ASHTRAY ILLUMINATION) (NOT USED) (NOT USED) (NOT USED) W/ MILD HYBRID DRIVE (3.0L TURBO DIESEL) (LEFT REAR ENGINE COMPT) (LEFT FRONT FOOTWELL) (LEFT REAR ENGINE COMPT) (LEFT FRONT FOOTWELL) (LEFT FRONT FOOTWELL) (RIGHT FRONT FOOTWELL) (CENTER FRONT OF TRUNK) (RIGHT REAR OF TRUNK) W34 W34 W34 W15/1 W7/1 TO FUSE 61 (DIAGRAM 4 OF 4) FROM FUSE 40 (DIAGRAM 1 OF 4) FROM FUSE 39 (DIAGRAM 1 OF 4) FANFARE HORN RELAY FUEL PUMP CONTROL MODULE, ME-SFI (ME) CONTROL MODULE & CDI CONTROL UNIT TO REAR SAM CONTROL MODULE W/ FUSE & RELAY MODULE (DIAGRAM 4 OF 4) LEFT FRONT LAMP UNIT DRIVER NECK- PRO HEAD RESTRAINT SOLENOID RIGHT FRONT LAMP UNIT INSTRUMENT CLUSTER FRONT PASSENGER NECK-PRO HEAD RESTRAINT SOLENOID FROM FUSE 64 (DIAGRAM 4 OF 4) INTERIOR LIGHTS SYSTEM SLAVE WIPER MOTOR RESTRAINT SYSTEMS CONTROL UNIT FROM FRONT SAM CONTROL MODULE FUSE & RELAY MODULE (DIAGRAM 1 OF 4) FROM BACKUP BATTERY FUSE (DIAGRAM 3 OF 4) COMPUTER DATA LINES SYSTEM FROM RIGHT INSTRUMENT PANEL FUSE BOX (DIAGRAM 2 OF 4) MASTER WIPER MOTOR FROM BACKUP BATTERY FUSE (DIAGRAM 3 OF 4) FROM FUSE 130 (DIAGRAM 2 OF 4) FROM FUSE 131 (DIAGRAM 2 OF 4) ADBLU CONTROL UNIT FROM FRONT SAM CONTROL MODULE W/ FUSE & RELAY MODULE (DIAGRAM 4 OF 4) EMERGENCY CALL SYSTEM CONTROL UNIT