Mercedes-Benz Metris W447 (2015-2024) engine compartment fuse, relay module Wiring diagrams

15 DS HR 30 ECU 30 M 30 VR 54 BPG ASR OFF BUTTON BBV 1 BL SIG BLK WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/YEL WIRE BLS H BLS L BLU WIRE BLU/BRN WIRE BLU/WHT WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE CAN B H CAN B L CAN E H CAN E L COC COMPUTER DATA LINES SYSTEM DP HL DP HR DP VL DP VR DS HL+ DS VL DS VR ELECTRONIC STABILITY PROGRAM (ESP) CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE FIREWALL FUSE, RELAY MODULE FSB FUSE 110 FUSE 204 FUSE 218 FUSE 230 FUSE 237 FUSE 84 GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED INSTRUMENT CLUSTER (KI) CONTROL UNIT LEFT FRONT AXLE RPM SENSOR LEFT REAR AXLE RPM SENSOR M BFKS NCA WIRE PARKING BRAKE INDICATOR SWITCH PNK/BLK WIRE PNK/BRN WIRE PNK/GRN WIRE PNK/GRY WIRE RED WIRE RED/ORG WIRE RED/WHT WIRE RED/YEL WIRE RIGHT END OF DASH) RIGHT FRONT AXLE RPM SENSOR RIGHT FRONT BRAKE WEAR SENSOR RIGHT REAR AXLE RPM SENSOR SIG BFKS SIGNAL ACQUISITION, ACTUATION MODULE (SAM) CONTROL UNIT STOP LAMP SWITCH UPPER CONTROL PANEL (UCP (OBF)) CONTROL UNIT VIO/WHT WIRE W/ ACTIVE PARKING ASSIST, LANE KEEPING ASSIST W/O ACTIVE PARKING ASSIST, LANE KEEPING ASSIST WHT WIRE WHT/BRN WIRE WHT/YEL WIRE YEL WIRE YEL/BRN WIRE

ALARM SIREN W/ ADDITIONAL BATTERY ANTI-THEFT ALARM SYSTEM (ATA (EDW)) CONTROL UNIT ANTI-THEFT ALARM SYSTEM READINESS INDICATOR BLU/GRY WIRE BRN WIRE BRN/ORG WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT FUSE, RELAY MODULE ENGINE HOOD SWITCH FIREWALL FUSE, RELAY MODULE FUSE 101 FUSE 201 GRY/GRN WIRE GRY/ORG WIRE HOT AT ALL TIMES INTERIOR PROTECTION SENSOR INTERIOR PROTECTION SWITCH MHS OEF MHS SCHL OFF OVERHEAD CONTROL PANEL (OCP (DBE)) CONTROL UNIT RED WIRE RED/BLK WIRE RED/VIO WIRE RIGHT END OF DASH) SIGNAL ACQUISITION, ACTUATION MODULE (SAM) CONTROL UNIT W/O ANTI-THEFT ALARM SYSTEM YEL/BRN WIRE

A/T BLK/BLU WIRE BLK/ORG WIRE BLK/WHT WIRE BLOWER W/ INTERIOR AIR TEMPERATURE SENSOR BLU/BRN WIRE BLU/GRN WIRE BLU/PNK WIRE BLU/RED WIRE BRN WIRE BRN/BLU WIRE BRN/ORG WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CAN E H CAN E L COMPUTER DATA LINES SYSTEM COOLANT LEVEL INDICATOR SWITCH (ON COOLANT RECOVERY TANK) COOLANT PUMP SWITCHOVER VALVE COOLANT TEMPERATURE SENSOR ELECTRIC FAN (BEHIND RADIATOR) ENGINE COMPARTMENT FUSE, RELAY MODULE ENGINE CONTROLS SYSTEM EVAPORATOR TEMPERATURE SENSOR EWP FUSE 213 FUSE 226 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE HEATER COOLANT CIRCULATION PUMP HOT AT ALL TIMES HOT W/ CIRCUIT HOT W/ CIRCUIT 15 RELAY ENERGIZED HUMIDITY SENSOR/LIGHT SENSOR/ RAIN SENSOR/SUN SENSOR HUMIDITY, LIGHT SENSOR (W/O RAIN SENSOR) HUMIDITY/ TEMPERATURE SENSOR LIGHT SENSOR (-) LUES ME-SFI (ME) CONTROL UNIT (LEFT TOP OF ENGINE) OUTSIDE TEMPERATURE SENSOR OVERHEAD CONTROL PANEL (OCP(DBE)) CONTROL UNIT PNK/GRN WIRE PREFUSE BOX RAIN SENSOR REAR OF ENGINE COMPT) RED WIRE RED/VIO WIRE REFRIGERANT COMPRESSOR RIGHT END OF DASH) SENS KWS - SIG AT SIGNAL ACQUISITION, ACTUATION MODULE (SAM) CONTROL UNIT TMOT WHT WIRE WHT/RED WIRE YEL WIRE

A/T BLK/BLU WIRE BLK/ORG WIRE BLK/WHT WIRE BLOWER W/ INTERIOR AIR TEMPERATURE SENSOR BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/PNK WIRE BLU/RED WIRE BRN WIRE BRN/BLU WIRE BRN/ORG WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CAN E H CAN E L COMPUTER DATA LINES SYSTEM COOLANT LEVEL INDICATOR SWITCH (ON COOLANT RECOVERY TANK) COOLANT PUMP SWITCHOVER VALVE COOLANT TEMPERATURE SENSOR ELECTRIC FAN (BEHIND RADIATOR) ENGINE COMPARTMENT FUSE, RELAY MODULE ENGINE CONTROLS SYSTEM EVAPORATOR TEMPERATURE SENSOR EWP FUSE 213 FUSE 226 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE HEATER COOLANT CIRCULATION PUMP HOT AT ALL TIMES HOT W/ CIRCUIT HOT W/ CIRCUIT 15 RELAY ENERGIZED HUMIDITY SENSOR/LIGHT SENSOR/ RAIN SENSOR/SUN SENSOR HUMIDITY, LIGHT SENSOR (W/O RAIN SENSOR) HUMIDITY/ TEMPERATURE SENSOR LEFT FOOTWELL AIR OUTLET TEMPERATURE SENSOR LIGHT SENSOR (-) LUES ME-SFI (ME) CONTROL UNIT (LEFT TOP OF ENGINE) OUTSIDE TEMPERATURE SENSOR OVERHEAD CONTROL PANEL (OCP(DBE)) CONTROL UNIT PNK/GRN WIRE PREFUSE BOX RAIN SENSOR REAR OF ENGINE COMPT) RED WIRE RED/VIO WIRE REFRIGERANT COMPRESSOR RIGHT END OF DASH) RIGHT FOOTWELL AIR OUTLET TEMPERATURE SENSOR SENS KWS - SIG AT SIGNAL ACQUISITION, ACTUATION MODULE (SAM) CONTROL UNIT TMOT WHT WIRE WHT/RED WIRE YEL WIRE

BACKUP RELAY BACKUP WARNING SYSTEM HORN BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H COC CAN B L CAN C H CAN C L COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT FUSE, RELAY MODULE FULLY INTEGRATED TRANSMISSION CONTROL (VGS) ELECTRIC CONTROLLER UNIT FUSE 220 FUSE 234 FUSE 235 FUSE 236 FUSE 238 HOT AT ALL TIMES LEFT BACKUP LAMP LEFT REAR LAMP UNIT N/A PREFUSE BOX RED WIRE RED/GRN WIRE RFL L RFL R RIGHT BACKUP LAMP RIGHT END OF DASH) RIGHT REAR LAMP UNIT SIGNAL ACQUISITION, ACTUATION MODULE (SAM) CONTROL UNIT WHT/BLU WIRE WHT/YEL WIRE

ACCEL SET/ ACCELERATOR PEDAL MODULE (TOP OF ACCELERATOR PEDAL ASSEMBLY) BLK/RED WIRE BLS H BLS L BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CAN C H CAN C L CAN E H CAN E L COMPUTER DATA LINES SYSTEM CRUISE CONTROL LEVER DCM DCP DECEL/ SET DISTRONIC CONTROL ELECTRONIC STABILITY PROGRAM (ESP) CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE FIREWALL FUSE, RELAY MODULE FULLY INTEGRATED TRANSMISSION CONTROL (VGS) ELECTRIC CONTROLLER UNIT FUSE 216 FUSE 49 GRN WIRE GRN/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES INDICATOR SWITCH INSTRUMENT CLUSTER (KI) CONTROL UNIT ME-SFI (ME) CONTROL UNIT OFF OUTPUT SHAFT RPM SENSOR PNK/BLK WIRE PNK/BRN WIRE PNK/GRN WIRE PNK/GRY WIRE RED/BLU WIRE RED/YEL WIRE RESUME FROM MEMORY STEERING COLUMN TUBE MODULE (MRM) CONTROL UNIT STOP LAMP SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) THROTTLE VALVE ACTUATOR (ON THROTTLE BODY) VIO/GRN WIRE VIO/WHT WIRE VIO/YEL WIRE YEL/GRY WIRE

BACKUP LAMPS CIRCUIT BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLS H BLS L BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN E H CAN E L COMPUTER DATA LINES SYSTEM ELECTRONIC STABILITY PROGRAM (ESP) CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE FUSE 237 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE HOT AT ALL TIMES HUMIDITY SENSOR/ LIGHT SENSOR/ RAIN SENSOR/SUN SENSOR HUMIDITY SENSOR/ LIGHT SENSOR/RAIN SENSOR HUMIDITY, LIGHT SENSOR LEFT BACKUP LAMP LEFT FRONT LAMP UNIT LEFT FRONT SIDE MARKER LAMP LEFT FRONT TURN SIGNAL LAMP LEFT PARKING LIGHT, STANDING LIGHT, DAYTIME RUNNING LIGHT LEFT REAR FOG LAMP LEFT REAR LAMP UNIT LEFT TAILLIGHT, BRAKE LIGHT, TURN SIGNAL LIGHT LEFT TAILLIGHT/ BRAKE LIGHT OVERHEAD CONTROL PANEL (OCP(DBE)) CONTROL UNIT PNK/BLK WIRE PNK/BRN WIRE PNK/GRN WIRE PNK/GRY WIRE REAR LAMP BUTTON RED WIRE RED/VIO WIRE RIGHT BACKUP LAMP RIGHT FRONT LAMP UNIT RIGHT FRONT SIDE MARKER LAMP RIGHT FRONT TURN SIGNAL LAMP RIGHT PARKING LIGHT, STANDING LIGHT, DAYTIME RUNNING LIGHT RIGHT REAR LAMP UNIT RIGHT TAILLIGHT, BRAKE LIGHT, TURN SIGNAL LIGHT RIGHT TAILLIGHT/ BRAKE LIGHT STOP LAMP SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) W/ RAIN SENSOR WHT WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE

ABL L ABL R BLK/BLU WIRE BLK/PNK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/ORG WIRE BLU/VIO WIRE BRN WIRE BRN/BLU WIRE BRN/PNK WIRE BRN/RED WIRE CAN B H CAN B H COC CAN B L CAN E H CAN E L COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT FUSE, RELAY MODULE FIREWALL FUSE, RELAY MODULE FL L FL R FRONT FOG LAMP BUTTON FSB FUSE 229 FUSE 231 FUSE 79 FUSE 89 FUSE 98 GND LDS GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/VIO WIRE GRY/WHT WIRE HEADLAMP RANGE CONTROLLER HOT AT ALL TIMES HOT W/ HOT W/ CIRCUIT 15 RELAY ENERGIZED HUMIDITY SENSOR/LIGHT SENSOR/ RAIN SENSOR/SUN SENSOR INSTRUMENT CLUSTER (KI) CONTROL UNIT LEFT FOG LAMP LEFT FRONT LAMP UNIT LEFT HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR LEFT HIGH BEAM LEFT LOW BEAM LEFT PARKING LIGHT, STANDING LIGHT, DAYTIME RUNNING LIGHT LIGHT SWITCH NSW L PNK LWR L WIRE NSW R PNK LWR R WIRE OVERHEAD CONTROL PANEL (OCP(DBE)) CONTROL UNIT PARKING BRAKE INDICATOR SWITCH PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RELAY ENERGIZED RIGHT END OF DASH) RIGHT FOG LAMP RIGHT FRONT LAMP UNIT RIGHT HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR RIGHT HIGH BEAM RIGHT LOW BEAM RIGHT PARKING LIGHT, STANDING LIGHT, DAYTIME RUNNING LIGHT SIG SIG LDS 1 SIG LDS 2 SIG LDS 3 SIG LWR LDS SIGNAL ACQUISITION, ACTUATION MODULE (SAM) CONTROL UNIT TFL POS L TFL POSR W/ SMOKER'S PACKAGE WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

BACKUP BATTERY BACKUP BATTERY FUSE BLU/GRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN E H CAN E L CAN-D H CAN-D L CAN-G H CAN-G L COMPUTER DATA LINES SYSTEM ELECTRONIC IGNITION LOCK (EZS) CONTROL UNIT ELECTRONIC STABILITY PROGRAM (ESP) CONTROL UNIT EMERGENCY-P BATTERY ENGINE COMPARTMENT FUSE, RELAY MODULE FM/AM ANTENNA AMPLIFIER FROM FIREWALL FUSE, RELAY MODULE (DIAGRAM 4 OF 7) FROM FIREWALL FUSE, RELAY MODULE (DIAGRAM 5 OF 7) FUSE 216 FUSE 218 FUSE 219 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/WHT WIRE HF DATEN INTELLIGENT SERVO MODULE (ISM) CONTROL UNIT FOR DIRECT SELECT LEFT FRONT DOOR CONTROL UNIT ME-SFI (ME) CONTROL UNIT N/A NCA WIRE NOT BATT - ON-BOARD ELECTRICAL SYSTEM BACKUP BATTERY RELAY ORG/ WIRE PNK WIRE PNK/WHT WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/ORG WIRE RED/WHT WIRE RED/YEL WIRE RESERVE FUSE 217 SIG TK F SIGNAL ACQUISITION, ACTUATION MODULE (SAM) CONTROL UNIT TO FIREWALL FUSE, RELAY MODULE (DIAGRAM 7 OF 7) W/ ECO START/ STOP FUNCTION W/O ECO START/ STOP FUNCTION

BATTERY SENSOR (ON BATTERY) BLK WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE CAN C H CAN C L CAN E H CAN E L COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM ECO START/STOP FUNCTION BUTTON ELECTRONIC IGNITION LOCK (EZS) CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE ENGINE COMPT) FIREWALL FUSE, RELAY MODULE FULLY INTEGRATED TRANSMISSION (VGS) ELECTRIC CONTROLLER UNIT FUSE 84 GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED ME-SFI (ME) CONTROL UNIT ON-BOARD ELECTRICAL SYSTEM BATTERY PREFUSE BOX PREFUSE BOX/ STARTER ELECTRICAL DISTRIBUTOR RAIL PYROFUSE RED WIRE RED/BLK WIRE RED/YEL WIRE STARTER STARTER CIRCUIT 50 RELAY STRH STRL SUPPLEMENTAL RESTRAINTS SYSTEM SYSTEM UPPER CONTROL PANEL (UCP(OBF)) CONTROL UNIT VIO WIRE W/ ACTIVE PARKING ASSIST, LANE KEEPING ASSIST W/O ACTIVE PARKING ASSIST, LANE KEEPING ASSIST