Smart Fortwo II (2007-2015) hot in on or start Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 RWH CAN H CAN L DG SIG 15 DGM 31 12 47 MSENS TMOT 16 18 5 8 (-) (+) CAN H CAN L 80 78 71 30 CAN H CAN L COMPUTER DATA LINES SYSTEM AIR CONDITIONING SWITCH AIR RECIRCULATION FLAP ACTUATOR MOTOR (BEHIND CENTER RIGHT OF DASH) AIR RECIRCULATION SWITCH ALONG BATTERY) BLEND AIR FLAP ACTUATOR (RIGHT SIDE OF DASH) BLK WIRE BLK/GRY WIRE BLK/RED WIRE BLOWER MOTOR (RIGHT SIDE OF DASH) BLOWER MOTOR SERIES RESISTOR GROUP BLOWER SWITCH BLU WIRE BRN WIRE BRN/ORG WIRE BRN/VIO WIRE CAN-L CAN-H CDI CONTROL UNIT CHARGE AIR FAN MOTOR COMPUTER DATA LINES SYSTEM COOLANT FAN MOTOR (FRONT OF VEHICLE) COOLANT TEMPERATURE SENSOR (REAR OF CYLINDER HEAD) COOLANT TEMPERATURE WARNING LAMP EVAPORATOR TEMPERATURE SENSOR (CENTER OF DASH) FUSE 14 FUSE 20 FUSE 27 FUSE 4 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HEATED REAR WINDOW SWITCH HEATER BLOWER RELAY HEATING, AIR CONDITIONING OPERATING UNIT (CENTER OF DASH) HOT AT ALL TIMES HOT IN ON OR START IGNITION/ STARTER SWITCH INSTRUMENT CLUSTER INTERIOR TEMPERATURE SENSOR LINE PREFUSE (RIGHT FRONT FOOTWELL LOCK ME-SFI (ME) CONTROL UNIT (RIGHT REAR OF LUGGAGE COMPT) ORG/BLU WIRE OUTSIDE TEMPERATURE DISPLAY TEMPERATURE SENSOR (LEFT END OF FRONT BUMPER) PNK WIRE PNK/YEL WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE REFRIGERANT COMPRESSOR (LEFT FRONT OF ENGINE) REFRIGERANT PRESSURE SENSOR (ON REFRIGERANT LINE) RELAY RUN WIRE SAM CONTROL UNIT (UNDER LEFT SIDE OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 CAN L CAN H 13 14 CAN H CAN L 16 9 CAN L CAN H 17 8 CAN H CAN L 3 2 CAN H CAN L 35 14 CAN H CAN L 39 40 14 15 CAN L CAN H CAN L CAN H 5 8 3 4 CAN H CAN L CAN L CAN H AUTOMATED MANUAL TRANSMISSION CONTROL UNIT (UNDER DRIVER'S SEAT) BLK/YEL WIRE BRN WIRE BRN/RED WIRE CAN L DATA LINK CONNECTOR (LEFT SIDE OF DASH) ELECTRONIC SELECTOR LEVER MODULE CONTROL MODULE (UNDER CENTER CONSOLE) ESP CONTROL UNIT (LEFT CENTER OF VEHICLE UNDERCARRIAGE) FUSE 12 SIDE OF DASH) FUSE 19 GRN WIRE GRN/WHT WIRE HEATING, AIR CONDITIONING OPERATING UNIT (IF EQUIPPED) (CENTER OF DASH) HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER ME-SFI (ME) CONTROL UNIT (RIGHT REAR OF LUGGAGE COMPT) RED/WHT WIRE RESTRAINTS SYSTEMS CONTROL UNIT (CENTER OF DASH) SAM CONTROL UNIT (UNDER LEFT SAM CONTROL UNIT (UNDER LEFT SIDE OF DASH) STEERING ANGLE SENSOR STEERING ASSIST CONTROL UNIT (W/ POWER STEERING) (BEHIND INSTRUMENT CLUSTER) TPM (RDK) CONTROL UNIT (LEFT SIDE OF DASH) TURN RATE, LATERAL ACCELERATION SENSOR W/ POWER STEERING WEIGHT SENSING SYSTEM (WSS) CONTROL UNIT (UNDER SEAT)

12 47 MSENS TMOT 30 CAN H CAN L 5 7 8 9 15 31 CAN H CAN L 5 8 CAN H CAN L BLK WIRE BLK/GRY WIRE BLK/RED WIRE BRN WIRE BRN/VIO WIRE CAN L CAN-H CHARGE AIR FAN MOTOR CHARGE AIR FAN MOTOR RELAY COMPUTER (NEAR BASE DATA LINES OF LEFT SYSTEM "A" PILLAR) COMPUTER DATA LINES SYSTEM COOLANT FAN MOTOR (FRONT OF VEHICLE) COOLANT TEMPERATURE SENSOR (REAR OF CYLINDER HEAD) COOLANT TEMPERATURE WARNING LAMP FUSE 14 FUSE 20 FUSE 27 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE HEATING, AIR CONDITIONING OPERATING UNIT (CENTER OF DASH) HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER ME-SFI (ME) CONTROL UNIT (RIGHT REAR OF LUGGAGE COMPT) RED WIRE RED/BLU WIRE SAM CONTROL UNIT (UNDER LEFT SIDE OF DASH) VIO WIRE YEL WIRE

+BS CAN L 1 2 3 4 31 CAN L CAN H 15 1 2 3 4 5 BRAKE SW K-LINE 1 2 KI-31 KI-30 3 1 2 4 31 CAN L CAN H 15 6 9 CAN H CAN L ABS IND LAMP ASSEMBLY BFL+ BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRAKE BOOSTER VACUUM PUMP CONTROL UNIT BRAKE FLUID INDICATOR SWITCH (ON BRAKE FLUID RESERVOIR) BRAKE FLUID, PARKING BRAKE WARNING IND BRN WIRE BRN/BLK WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DF VL MDF HL 15 MDF HR +BLS DF VR MDF VR ESP CONTROL UNIT (LEFT CENTER OF VEHICLE UNDERCARRIAGE) FUSE FUSE (UNDER LEFT SIDE OF DASH) GRN WIRE GRN/WHT WIRE GRY WIRE HAS HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER KI-15 LEFT FRONT WHEEL SPEED SENSOR (AT LEFT FRONT HUB ASSEMBLY) LEFT REAR WHEEL SPEED SENSOR (AT LEFT REAR HUB ASSEMBLY) NCA WIRE ORG/ WIRE PARKING BRAKE INDICATOR SWITCH (BASE OF PARKING BRAKE LEVER ASSEMBLY) RED WIRE RED/BLK WIRE RED/GRN WIRE RED/GRY WIRE RED/PNK WIRE RED/YEL WIRE RIGHT FRONT WHEEL SPEED SENSOR (AT RIGHT FRONT HUB ASSEMBLY) RIGHT REAR WHEEL SPEED SENSOR (AT RIGHT REAR HUB ASSEMBLY) SAM CONTROL UNIT SOUND SYSTEMS STEERING ANGLE SENSOR STOP LAMP SWITCH (ON BRAKE PEDAL YAW RATE, LATERAL, LONGITUDINAL ACCELERATION SENSOR (UNDER DRIVER'S SEAT)

1 2 3 4 5 6 7 8 9 10 11 12 13 14 HEATED REAR WINDOW SWITCH AIR CONDITIONING SWITCH PNK WIRE AIR RECIRCULATION SWITCH AUTOMATED MANUAL TRANSMISSION RELAY BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLOWER MOTOR SERIES RESISTOR GROUP BLOWER SWITCH BLU WIRE BRN WIRE BRN/ORG WIRE BRN/WHT WIRE CAN H CAN L DG SIG 15 DGM 31 CAN H CAN L COMPUTER DATA LINES SYSTEM ELECTRIC FUEL FUSE 10 FUSE 12 FUSE 19 FUSE 4 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HEATER BLOWER RELAY HEATING, AIR CONDITIONING OPERATING UNIT (CENTER OF DASH) HIGH-VOLTAGE AC/DC BATTERY CHARGER CONTROL UNIT (CENTER OF LUGGAGE COMPT) HIGH-VOLTAGE DISTRIBUTOR CONTROL UNIT (IN SERVICE COMPT) HIGH-VOLTAGE PTC HEATER ELECTRICAL CONNECTOR HOT AT ALL TIMES HOT IN ON OR START HOT W/ MAIN RELAY ENERGIZED IGNITION/ STARTER SWITCH INTERIOR TEMPERATURE SENSOR LINE PREFUSE (RIGHT FRONT FOOTWELL ALONG BATTERY) LOCK MAIN RELAY NCA WIRE ORG/ WIRE ORG/BLU WIRE PNK WIRE PNK/YEL WIRE PUMP RELAY RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE REFRIGERANT COMPRESSOR CONTROL UNIT (EAC) (RIGHT SIDE OF LUGGAGE COMPT) RUN WIRE SAM CONTROL UNIT STH RADIO REMOTE CONTROL RECEIVER WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE

14 35 20 17 CAN L CAN H HAS BFL 3 4 5 6 CAN L CAN H CAN H CAN H ABS INDICATOR LAMP AIR BAG INDICATOR, WARNING LAMP BLK/RED WIRE BLU WIRE BRAKE FLUID INDICATOR SWITCH (ON BRAKE FLUID RESERVOIR) BRAKE FLUID, PARKING BRAKE WARNING INDICATOR LAMP BRIGHTNESS SENSOR BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE CAN C H CAN C L CAN L CAN L COCKPIT SWITCH GROUP COMPUTER DATA LINES SYSTEM COOLANT TEMPERATURE WARNING INDICATOR LAMP DRIVE DIAGNOSIS INDICATOR LAMP DRIVE DIAGNOSIS WARNING LAMP ELECTRIC STEERING INDICATOR LAMP ELECTRONIC SPEEDOMETER ESP CONTROL UNIT (LEFT CENTER OF VEHICLE UNDERCARRIAGE) ESP WARNING INDICATOR LAMP FUSE GRN WIRE GRN/WHT WIRE GRY/BLU WIRE HIGH BEAM INDICATOR LAMP HIGH VOLTAGE SYSTEM WARNING INDICATOR LAMP HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER INSTRUMENT ILLUMINATION LEFT TURN SIGNAL INDICATOR LAMP LOW BEAM INDICATOR LAMP MULTI-FUNCTION DISPLAY OUTSIDE TEMPERATURE DISPLAY TEMPERATURE SENSOR PARKING BRAKE INDICATOR SWITCH (BASE OF PARKING BRAKE LEVER ASSEMBLY) RBS WARNING INDICATOR LAMP REAR FOG LAMP INDICATOR LAMP RED/WHT WIRE RIGHT TURN SIGNAL INDICATOR LAMP SAM CONTROL UNIT (UNDER LEFT SIDE OF DASH) SEAT BELT WARNING LAMP SOUND SYSTEMS TWO-WAY PROTECTION/ INTERIOR PROTECTION SWITCH VIO WIRE WARNING INDICATOR LAMP

1 2 3 4 USB GND USB- USB BUS USB+ 1-2, 3-4, 5-6, 7-8) 20 19 18 LIN IN LIN GND SHIELD 4 3 2 1 USB CONNECTION CONNECTOR (W/ EXTERNAL AUDIO SOURCE) ANT SHIELD SHIELD BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BRN WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/PNK WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE ESP CONTROL UNIT (LEFT CENTER OF VEHICLE UNDERCARRIAGE) EXTERNAL AUDIO SOURCE SEPARATION POINT (IF EQUIPPED) FUSE 15 FUSE 20 GPS ANTENNA (CENTER OF DASH) GRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/WHT WIRE HAS HOT AT ALL TIMES HOT IN ON OR START LEFT DOOR SOUND SYSTEM TWEETER LEFT DOOR SOUND SYSTEM WOOFER LEFT REAR SPEAKER LEFT TWEETER NCA WIRE PARK SW PARKING BRAKE INDICATOR SWITCH (BASE OF PARKING BRAKE LEVER ASSEMBLY) PNK WIRE RADIO ANTENNA RED WIRE RED/BLU WIRE RED/GRY WIRE RED/YEL WIRE RIGHT DOOR SOUND SYSTEM TWEETER RIGHT DOOR SOUND SYSTEM WOOFER RIGHT REAR SPEAKER RIGHT TWEETER SAM CONTROL UNIT (UNDER LEFT SIDE OF DASH) SHIELD SIG SMART PREMIUM RADIO SOUND AMPLIFIER (RIGHT END OF DASH) SUBWOOFER TRANSMISSIONS SYSTEM VIO WIRE W/ ECE W/O ECE WHT WIRE YEL WIRE YEL/BRN WIRE YEL/WHT WIRE

1 2 3 4 PARK SW 1 2 3 4 USB GND USB- USB BUS USB+ 1 2 3 LIN IN LIN GND SHIELD 1-2, 3-4, 5-6, 7-8) 4 3 2 1 USB CONNECTION CONNECTOR (W/ EXTERNAL AUDIO SOURCE) ANT SHIELD SHIELD BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BRN WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/PNK WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE ESP CONTROL UNIT (LEFT CENTER OF VEHICLE UNDERCARRIAGE) EXTERNAL AUDIO SOURCE SEPARATION POINT (IF EQUIPPED) FUSE 15 FUSE 20 SIDE OF DASH) GPS ANTENNA (CENTER OF DASH) GRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/WHT WIRE HAS HOT AT ALL TIMES HOT IN ON OR START LEFT DOOR SOUND SYSTEM TWEETER LEFT DOOR SOUND SYSTEM WOOFER LEFT REAR SPEAKER LEFT TWEETER NCA WIRE PARKING BRAKE INDICATOR SWITCH (BASE OF PARKING BRAKE LEVER ASSEMBLY) PNK WIRE RADIO ANTENNA RED WIRE RED/BLU WIRE RED/YEL WIRE RIGHT DOOR SOUND SYSTEM TWEETER RIGHT DOOR SOUND SYSTEM WOOFER RIGHT REAR SPEAKER RIGHT TWEETER SAM CONTROL UNIT (UNDER LEFT SHIELD SIG SMART PREMIUM RADIO SUBWOOFER TRANSMISSIONS SYSTEM VIO WIRE W/ ECE W/O ECE WHT WIRE YEL WIRE YEL/BRN WIRE YEL/WHT WIRE

BLK WIRE BLK/YEL WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/PNK WIRE ELECTRIC FUEL PUMP RELAY FUSE 10 FUSE 9 FUSE 16 FUSE 19 FUSE 27 FUSE 8 GRN WIRE HOT AT ALL TIMES HOT IN ON OR START MAIN RELAY PNK WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE SAM CONTROL UNIT (UNDER LEFT SIDE OF DASH) VIO/WHT WIRE YEL/BLK WIRE

AIR CONDITIONING, COOLING FANS SYSTEMS AUTOMATED MANUAL TRANSMISSION RELAY BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CAB TX OFF GST EAC CNTRL CHARGER FEED SOCKET INDICATOR LED CHARGER FEED-IN SOCKET COOL FAN 2 COOL FAN 1 BATT TX OFF ELECTRIC DRIVE, ON BOARD CHARGER COOLANT PUMP ESS COOL EVCM ELECTRIC VEHICLE CONTROL UNIT (IN LUGGAGE COMPT) FUSE FUSE 40 FUSE FUSE FUSE GRN WIRE GRN/BLK WIRE GRY WIRE GRY/VIO WIRE GRY/YEL WIRE HIGH-VOLTAGE BATTERY HEATER (UNDER CENTER OF VEHICLE) HOT AT ALL TIMES HOT IN ON OR START HOT W/ MAIN RELAY ENERGIZED IGN 1 IGN 1 CHARGE LED INTERIOR AIR CONDITIONING EXPANSION VALVE MAIN RELAY FUSE MAIN RLY NCA WIRE POWER DISTRIBUTION SYSTEM PUMP PWG 1 RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT ELECTRIC DRIVE CONTROL UNIT SAM CONTROL UNIT (UNDER LEFT SIDE OF DASH) SIG STATUS VIO/GRN WIRE WHT/BRN WIRE YEL/BLK WIRE