Mercedes-Benz SLK-class AMG R172 (2011-2016) nca Wiring diagrams

1.8L TURBO 3.5L ADDITIONAL BATTERY ADDITIONAL BATTERY CIRCUIT ALTERNATOR BATTERY SENSOR (ON BATTERY NEGATIVE (-) POST) BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN E H CAN E L COMPUTER DATA LINES SYSTEM ECO START/STOP FUNCTION ADDITIONAL BATTERY RELAY FRONT PREFUSE BOX FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FUSE FUSE 164 FUSE 30 FUSE 88 GRN WIRE GRN/WHT WIRE INSTRUMENT CLUSTER LIN ME-SFI (ME) CONTROL MODULE MULTIFUNCTION DISPLAY N/A NCA WIRE ON-BOARD ELECTRICAL SYSTEM BATTERY PYRO- FUSE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RIGHT REAR INTERIOR STARTER SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE W/O ECO START/STOP FUNCTION

ACCELERATE, SET SWITCH ACCEPT/TERMINATE PHONE CALL BUTTON BACK, VOICE CONTROL SYSTEM OFF BUTTON BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BUTTON +, - SETTING OF SPECIFIC FUNCTIONS, VOLUME CONTROL CAN E H CAN E L CENTER HORNS BUTTON COMBINATION SWITCH COMPUTER DATA LINES SYSTEM CRUISE CONTROL LEVER DECELERATE, SET SWITCH DISTRONIC CONTROL (IF EQUIPPED) FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FUSE 13 FUSE 28 GRN WIRE GRN/ORG WIRE GRN/WHT WIRE GRY/BLU WIRE HEADLAMP FLASHER/HIGH BEAM SWITCH HEATING ELEMENT TEMPERATURE SENSOR HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INDICATOR SWITCH LEFT FANFARE HORN SYSTEM BUTTON LEFT MULTI-FUNCTION STEERING WHEEL BUTTON LOW BEAM SWITCH MUTE BUTTON NCA WIRE NTC- OFF SWITCH OK BUTTON ORG/BLK WIRE PNK WIRE RED WIRE RED/BLK WIRE RESUME FROM MEMORY SWITCH RIGHT FANFARE HORN SYSTEM BUTTON RIGHT MULTI-FUNCTION STEERING WHEEL BUTTON SCROLL FORWARD/ BACK BUTTON STEERING COLUMN ADJUSTMENT SWITCH (IF EQUIPPED) STEERING COLUMN ADJUSTMENT, STEERING WHEEL HEATER SWITCH STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ANGLE SENSOR STEERING WHEEL DOWNSHIFT BUTTON STEERING WHEEL ELECTRONICS STEERING WHEEL HEATER STEERING WHEEL HEATER HEATING ELEMENT STEERING WHEEL HEATER INDICATOR LAMP (IF EQUIPPED) STEERING WHEEL HEATER SWITCH (IF EQUIPPED) STEERING WHEEL UPSHIFT BUTTON STEERING WHEEL VIBRATION MOTOR SUPPLEMENTAL RESTRAINTS SYSTEM SYSTEM SELECTION BUTTON TURN SIGNAL LAMP SWITCH VIO WIRE VOICE CONTROL SYSTEM ON BUTTON WHT WIRE WINDSHIELD WASHER SYSTEM SWITCH WIPE SWITCH YEL WIRE

ACCELERATE, SET SWITCH ACCEPT/TERMINATE PHONE CALL BUTTON BACK, VOICE CONTROL SYSTEM OFF BUTTON BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BUTTON +, - SETTING OF SPECIFIC FUNCTIONS, VOLUME CONTROL CAN E H CAN E L CENTER HORNS BUTTON COMBINATION SWITCH COMPUTER DATA LINES SYSTEM CRUISE CONTROL LEVER DECELERATE, SET SWITCH DISTRONIC CONTROL (IF EQUIPPED) FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FUSE 12 FUSE 13 GRN WIRE GRN/ORG WIRE GRN/WHT WIRE GRY/BLU WIRE HEADLAMP FLASHER/HIGH BEAM SWITCH HEATING ELEMENT TEMPERATURE SENSOR HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INDICATOR SWITCH LEFT FANFARE HORN SYSTEM BUTTON LEFT MULTI-FUNCTION STEERING WHEEL BUTTON LOW BEAM SWITCH MUTE BUTTON NCA WIRE NTC- OFF SWITCH OK BUTTON ORG/BLK WIRE PNK WIRE RED WIRE RED/BLK WIRE RESUME FROM MEMORY SWITCH RIGHT FANFARE HORN SYSTEM BUTTON RIGHT MULTI-FUNCTION STEERING WHEEL BUTTON SCROLL FORWARD/ BACK BUTTON STEERING COLUMN ADJUSTMENT SWITCH (IF EQUIPPED) STEERING COLUMN ADJUSTMENT, STEERING WHEEL HEATER SWITCH STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ANGLE SENSOR STEERING WHEEL DOWNSHIFT BUTTON STEERING WHEEL ELECTRONICS STEERING WHEEL HEATER STEERING WHEEL HEATER HEATING ELEMENT STEERING WHEEL HEATER INDICATOR LAMP (IF EQUIPPED) STEERING WHEEL HEATER SWITCH (IF EQUIPPED) STEERING WHEEL UPSHIFT BUTTON STEERING WHEEL VIBRATION MOTOR SUPPLEMENTAL RESTRAINTS SYSTEM SYSTEM SELECTION BUTTON TURN SIGNAL LAMP SWITCH VIO WIRE VOICE CONTROL SYSTEM ON BUTTON WHT WIRE WINDSHIELD WASHER SYSTEM SWITCH WIPE SWITCH YEL WIRE

BLK WIRE BRN WIRE CAN E H CAN E L COMPUTER DATA LINES SYSTEM FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FUSE 13 GRN WIRE GRN/WHT WIRE HEATING ELEMENT TEMPERATURE SENSOR HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED NCA WIRE NTC- RED WIRE STEERING COLUMN ADJUSTMENT, STEERING WHEEL HEATER SWITCH STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ELECTRONICS STEERING WHEEL HEATER STEERING WHEEL HEATER HEATING ELEMENT STEERING WHEEL HEATER INDICATOR LAMP STEERING WHEEL HEATER SWITCH

ACOUSTIC TURN SIGNAL LIGHT FUNCTION CHECK ANALOG CLOCK (IF EQUIPPED) ANTI-LOCK BRAKE SYSTEM INDICATOR LAMP AUTOMATIC CHILD SEAT RECOGNITION AIR BAG OFF INDICATOR LAMP BBV HR BBV VR BFS BLK WIRE BLK/WHT WIRE BLU WIRE BRAKE FLUID LEVEL SWITCH BRAKE SYSTEM WARNING LAMP BRIGHTNESS SENSOR BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN E H CAN E L COMPUTER DATA LINES SYSTEM COOLANT TEMPERATURE GAUGE COOLANT TEMPERATURE WARNING LAMP CUTOUT RELAY ENERGIZED DISTRONIC WARNING LAMP ECO START/STOP FUNCTION BUTTON ELECTRIC PARKING BRAKE CONTROL UNIT ELECTRIC PARKING BRAKE SWITCH ENGINE DIAGNOSIS INDICATOR LAMP ESP OFF BUTTON ESP WARNING LAMP ESPA/ASR OFF WARNING LAMP FRONT FOG LAMPS INDICATOR LAMP FRONT PREFUSE BOX FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FUEL LEVEL INDICATOR FUEL LEVEL INDICATOR SENSOR FUEL RESERVE INDICATOR LAMP FUSE 152 FUSE 163 FUSE 18 FUSE 28 GEAR TRANSMISSION INDICATOR MODE DISPLAY (PRND) (S) GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE HAZARD WARNING SYSTEM BUTTON HIGH BEAM INDICATOR LAMP HOT AT ALL TIMES HOT W/ INSTRUMENT CLUSTER INSTRUMENT ILLUMINATION INSTRUMENT ILLUMINATION BRIGHTNESS CONTROL LEFT AIRSCARF BUTTON LEFT SEAT HEATER BUTTON LEFT TURN SIGNAL INDICATOR LIGHT LIN 1 LOW BEAM INDICATOR LAMP MULTI-FUNCTION DISPLAY NCA WIRE ORG/ WIRE PARKING BRAKE INDICATOR LAMP PARKING SYSTEM BUTTON PNK WIRE POWER DISTRIBUTION SYSTEM PREGLOW INDICATOR LAMP QUIESCENT CURRENT REAR FOG LAMPS INDICATOR LAMP REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/GRY WIRE RED/VIO WIRE RIGHT AIRSCARF BUTTON RIGHT FRONT BRAKE WEAR SENSOR RIGHT REAR BRAKE WEAR SENSOR RIGHT SEAT HEATER BUTTON RIGHT TURN SIGNAL INDICATOR LIGHT SEAT BELT WARNING LAMP SPEEDOMETER SUPPLEMENTAL RESTRAINT SYSTEM INDICATOR LAMP TIRE PRESSURE MONITOR WARNING LAMP SW 1 SW 3 SW 4 SW 6 TACHOMETER UPPER CONTROL PANEL CONTROL UNIT VEHICLE DYNAMICS BUTTON VIO WIRE WARNING BUZZER

ANTI-THEFT ALARM SYSTEM/ EMERGENCY CALL SYSTEM BUTTON GROUP AUTOMATIC TRANSMISSION MODE BUTTON BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN C H CAN C L CAN E H CAN E L COMBINATION SWITCH COMPUTER DATA LINES SYSTEM ELECTRIC PARKING BRAKE SWITCH ELECTRONIC SELECTOR LEVER MODULE CONTROL MODULE FRONT CIGARETTE LIGHTER W/ ASHTRAY ILLUMINATION FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FRONT VEHICLE INTERIOR POWER OUTLET FUSE 13 FUSE 16 FUSE 28 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INFO LED IRS LED INSTRUMENT CLUSTER INSTRUMENT ILLUMINATION BRIGHTNESS CONTROL LIN (ROOF) NCA WIRE ORG/ WIRE OVERHEAD CONTROL PANEL CONTROL MODULE RED WIRE RED/VIO WIRE RED/YEL WIRE SOS LED STEERING COLUMN MODULE CONTROL UNIT VIO WIRE W/O INTERIOR PROTECTION W/ INTERIOR PROTECTION WHT WIRE WS LED ASS LED YEL/VIO WIRE

BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/VIO WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FRONT CIGARETTE LIGHTER W/ ASHTRAY ILLUMINATION FRONT PREFUSE BOX FUSE 152 FUSE 72 GRY/BLU WIRE HOT AT ALL TIMES HOT W/ CIRCUIT LEFT CENTER AIR OUTLET SYMBOL ILLUMINATION LEFT DOOR CONTROL UNIT LEFT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH LEFT FRONT SIDE AIR OUTLET SYMBOL ILLUMINATION NCA WIRE PASSENGER-SIDE POWER WINDOW SWITCH REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE RED WIRE RIGHT CENTER AIR OUTLET SYMBOL ILLUMINATION RIGHT DOOR CONTROL UNIT RIGHT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH RIGHT FRONT SIDE AIR OUTLET SYMBOL ILLUMINATION VARIO ROOF CONTROL CONTROL UNIT VARIO ROOF/POWER WINDOW SWITCH GROUP W/ INTERIOR LIGHTS PACKAGE

ANTI-THEFT ALARM SYSTEM/ EMERGENCY CALL SYSTEM BUTTON GROUP ASS LED AUTOMATIC DIMMING MIRROR BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BRN WIRE EYEGLASS BOX ILLUMINATION FORWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FUSE 12 FUSE 18 GARAGE DOOR OPENER GARAGE DOOR OPENER BUTTON 1 GARAGE DOOR OPENER BUTTON 2 GARAGE DOOR OPENER BUTTON 3 GARAGE DOOR OPENER INDICATOR LAMP GRN WIRE GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INFO IRS OFF INSIDE REARVIEW MIRROR INSIDE REARVIEW MIRROR MICROPHONE INTERIOR LAMP AUTOMATIC FUNCTION SWITCH INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN IRS LED LED LEFT FRONT READING LAMP SWITCH LEFT INTERIOR/ READING LAMP LEFT MOUNTING CONSOLE INCIDENT ILLUMINATION LIN MAGIC SKY CONTROL BUTTON NAVIGATION SYSTEM NCA WIRE NTC- ORG/ WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PNK WIRE RAIN/LIGHT SENSOR REARWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR RED WIRE RED/BLU WIRE RIGHT FRONT READING LAMP SWITCH RIGHT INTERIOR/ READING LAMP RIGHT MOUNTING CONSOLE INCIDENT ILLUMINATION SOS SOS LED VEHICLE INTERIOR HUMIDITY/ TEMPERATURE SENSOR VIO WIRE W/O INTERIOR PROTECTION W/ INTERIOR PROTECTION WHT WIRE WS ASS OFF INFO LED WS LED YEL WIRE YEL/VIO WIRE

3.5L 1.8L TURBO ADDITIONAL BATTERY ADDITIONAL BATTERY CIRCUIT ALTERNATOR BATTERY SENSOR (ON BATTERY NEGATIVE (-) POST) BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN C H CAN C L CAN E H CAN E L CLUTCH PEDAL SWITCH (M/T) COMPUTER DATA LINES SYSTEM D- D+ ECO START/STOP FUNCTION ADDITIONAL BATTERY RELAY ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC SELECTOR LEVER MODULE CONTROL UNIT FRONT PREFUSE BOX FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FULLY INTEGRATED TRANSMISSION CONTROL UNIT FUSE FUSE 164 FUSE 30 FUSE 6 FUSE 7 FUSE 88 GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LIN ME-SFI (ME) CONTROL MODULE MULTIFUNCTION DISPLAY N/A NCA WIRE ON-BOARD ELECTRICAL SYSTEM BATTERY PNK WIRE PYRO- FUSE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RIGHT REAR INTERIOR STARTER STARTER CIRCUIT 50 RELAY SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE VIO/WHT WIRE W/O ECO START/STOP FUNCTION WHT WIRE

BACKUP RELAY BLK WIRE BLK/GRN WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE CAN B H CAN B L CAN E H CAN E L COMBINATION SWITCH COMPUTER DATA LINES SYSTEM FRONT PREFUSE BOX FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FUSE 10 FUSE 13 FUSE 152 FUSE 18 GRN WIRE GRN/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LIN (ROOF) 31 NCA WIRE OVERHEAD CONTROL PANEL CONTROL UNIT RAIN/LIGHT SENSOR RED WIRE RED/VIO WIRE RELAY ENERGIZED SIG SPRAY NOZZLE HOSE HEATER STEERING COLUMN MODULE CONTROL UNIT VIO WIRE WINDSHIELD WASHER SYSTEM FLUID LEVEL SWITCH WINDSHIELD WASHER SYSTEM PUMP WINDSHIELD WASHER SYSTEM SWITCH WIPER MOTOR WIPER PARK HEATER (IF EQUIPPED) WIPER SWITCH