Mercedes-Benz SLK-class AMG R172 (2011-2016) steering wheel electronics Wiring diagrams

ACCEPT/ TERMINATE PHONE CALL BUTTON AM/FM ANT ANT GPS ANT UCI AUDIO/COMAND CONTROL PANEL AUDIO/COMAND CONTROLLER BACK BUTTON BACK, VOICE CONTROL SYSTEM OFF BUTTON BLK WIRE BLK/WHT WIRE BLU WIRE BLUETOOTH ANTENNA BRN WIRE BUTTONS +, - FOR SETTING SPECIFIC FUNCTION, VOLUME CONTROL CAN A H CAN A L CAN E H CAN E L COMAND CONTROL UNIT COMPUTER DATA LINES SYSTEM DATA DELETE BUTTON FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FM/TMC ANTENNA SPLITTER GLOBAL POSITIONING SYSTEM ANTENNA SPLITTER GRN WIRE GRN/ORG WIRE GRN/WHT WIRE GRY/BLU WIRE HANDS-FREE SYSTEM MICROPHONE INSIDE REARVIEW MIRROR MICROPHONE LEFT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP MEDIA INTERFACE ELECTRICAL CONNECTOR MUTE BUTTON NAVIGATION MODULE CRADLE NCA WIRE OK BUTTON ORG/ WIRE PNK WIRE RED WIRE RIGHT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP SCROLL FORWARD/ BACKWARD BUTTON SHIELD STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ELECTRONICS SYSTEM SELECTION BUTTON TMC TV TUNER CIRCUIT USB ELECTRICAL CONNECTOR VIO WIRE VOICE CONTROL SYSTEM ON BUTTON W/ NAVIGATION W/O NAVIGATION WHT WIRE YEL WIRE

ACCEPT/ TERMINATE PHONE CALL BUTTON AM/FM ANT ANT GPS ANT UCI AUDIO/COMAND CONTROL PANEL AUDIO/COMAND CONTROLLER BACK BUTTON BACK, VOICE CONTROL SYSTEM OFF BUTTON BLK WIRE BLK/WHT WIRE BLU WIRE BLUETOOTH ANTENNA BRN WIRE BUTTONS +, - FOR SETTING SPECIFIC FUNCTION, VOLUME CONTROL CAN A H CAN A L CAN E H CAN E L COMAND CONTROL UNIT COMPUTER DATA LINES SYSTEM DATA DELETE BUTTON FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FM/TMC ANTENNA SPLITTER GLOBAL POSITIONING SYSTEM ANTENNA SPLITTER GRN WIRE GRN/ORG WIRE GRN/WHT WIRE GRY/BLU WIRE HANDS-FREE SYSTEM MICROPHONE INSIDE REARVIEW MIRROR MICROPHONE LEFT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP MEDIA INTERFACE ELECTRICAL CONNECTOR MUTE BUTTON NAVIGATION MODULE CRADLE NCA WIRE OK BUTTON ORG/ WIRE PNK WIRE RED WIRE RIGHT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP SCROLL FORWARD/ BACKWARD BUTTON SHIELD STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ELECTRONICS SYSTEM SELECTION BUTTON TMC TV TUNER CIRCUIT USB ELECTRICAL CONNECTOR VIO WIRE VOICE CONTROL SYSTEM ON BUTTON W/ NAVIGATION W/O NAVIGATION WHT WIRE 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 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

BLK WIRE BRN WIRE CAN B H CAN B L CAN E H CAN E L CENTRE HORNS BUTTON COMPUTER DATA LINES SYSTEM FANFARE HORN RELAY FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FRONT PREFUSE BOX FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 152 GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES LEFT FANFARE HORN LEFT FANFARE HORN SYSTEM BUTTON RED WIRE RIGHT FANFARE HORN RIGHT FANFARE HORN SYSTEM BUTTON STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ELECTRONICS