Mercedes-Benz GLK-class X204 facelift (2012-2015) computer data lines system Wiring diagrams

AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM POWER DISTRIBUTION SYSTEM AIR CONDITIONING, ENGINE CONTROLS SYSTEMS ANST ANTI-THEFT SYSTEM BFS BLK/GRN WIRE BLK/GRY WIRE BLK/PNK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/ORG WIRE BRN/WHT WIRE BRN/YEL WIRE CAN E H CAN E L CAN-G H CAN-G L COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES, INSTRUMENT CLUSTER SYSTEMS CRASH CRUISE CONTROL SYSTEM DIESEL ELECTRONIC POWER STEERING SYSTEM ENGINE CONTROLS SYSTEM FRONT ELECTRICAL PREFUSE BOX FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FUSE 152 FUSE 154 153 FUSE 156 161 GASOLINE GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/WHT WIRE GRY/YEL WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER SYSTEM INSTRUMENT CLUSTER, POWER TOPS SYSTEMS INSTRUMENT CLUSTER, POWER TOPS SYSTEMS INSTRUMENT CLUSTER SYSTEM KHD LIN 1 LIN 2 LWR NCA WIRE NTC- PNK/GRN WIRE PNK/GRY WIRE PNK/RED WIRE PNK/WHT WIRE PNK/YEL WIRE POWER DISTRIBUTION SYSTEM POWER WINDOWS, INSTRUMENT CLUSTER SYSTEMS RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SIG SOUND, NAVIGATION SYSTEMS STARTING/CHARGING SYSTEM STARTING/CHARGING, ENGINE CONTROLS SYSTEMS SUPPLEMENTAL RESTRAINTS SYSTEM TRANSMISSIONS SYSTEM VIO/WHT WIRE W/O ECO START/STOP FUNCTION WHT/RED WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/WHT WIRE

AIR CONDITIONING SYSTEM AIR CONDITIONING, COOLING FANS SYSTEMS ANTI-LOCK BRAKES SYSTEM BBV HL BBV HR BLK/BLU WIRE BLK/GRY WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLK 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 CAN-D H CAN-D L CAN-G H CAN-G L COMPUTER DATA LINES SYSTEM CRASH CRUISE CONTROL, ELECTRONIC POWER STEERING SYSTEMS DIESEL DOOR LOCKS SYSTEM DOOR LOCKS, MIRROR SYSTEMS EKP ENGINE CONTROLS SYSTEM FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE GASOLINE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/PNK WIRE GRY/WHT WIRE GRY/YEL WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HORNS SYSTEM HORNS SYSTEM INSTRUMENT CLUSTER SYSTEM NAVIGATION SYSTEM PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/GRN WIRE PNK/RED WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM POWER DISTRIBUTION, ENGINE CONTROLS SYSTEMS RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE SIG SOUND SYSTEMS SOUND, NAVIGATION SYSTEMS STARTING/CHARGING SYSTEM STR+ SUPPLEMENTAL RESTRAINTS SYSTEM TRANSMISSIONS SYSTEM VIO WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/RED WIRE

2.1L TURBO DIESEL BLK/PNK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN E H CAN E L COMBINATION SWITCH COMPUTER DATA LINES SYSTEM EXCEPT 2.1L TURBO DIESEL EXTERIOR LIGHTS SWITCH FRONT ELECTRICAL PREFUSE BOX FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FUSE 152 FUSE 161 156 GRN WIRE GRN/WHT WIRE HEADLAMP CLEANING SYSTEM PUMP HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER LWR RED WIRE RED/YEL WIRE SIG STEERING COLUMN MODULE CONTROL UNIT W/O ECO START/STOP FUNCTION WINDSHIELD WASHER SYSTEM SWITCH WIPER SWITCH

ACOUSTIC TURN SIGNAL LIGHT FUNCTION CHECK ANTI-LOCK BRAKE SYSTEM INDICATOR LAMP BBV HR BBV VL BFS BLK WIRE BLU WIRE BRAKE SYSTEM WARNING LAMP BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L CAN E H CAN E L COMPUTER DATA LINES SYSTEM COOLANT TEMPERATURE GAUGE COOLANT TEMPERATURE WARNING LAMP DIESEL DIGITAL CLOCK, OUTSIDE TEMPERATURE INDICATOR DISTRONIC WARNING LAMP DRIVER SEAT BELT BUCKLE RESTRAINT SYSTEM SWITCH ELECTRONIC STABILITY PROGRAM WARNING LAMP ENGINE DIAGNOSIS INDICATOR LAMP ESP/ASR OFF WARNING LAMP FRONT FOG LAMPS INDICATOR LAMP FRONT PASSENGER SEAT BELT BUCKLE RESTRAINT SYSTEM SWITCH FRONT PASSENGER SEAT OCCUPIED RECOGNITION FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUEL LEVEL INDICATOR FUEL RESERVE INDICATOR LAMP FUSE 18 FUSE 28 GASOLINE GEAR INDICATOR (PRND) GRN WIRE GRN/WHT WIRE GRY/GRN WIRE GRY/YEL WIRE GSS BF GSS, FA HIGH BEAM INDICATOR LAMP HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT ILLUMINATION INSTRUMENT ILLUMINATION BRIGHTNESS CONTROL LEFT TURN SIGNAL IND LAMP LIN 1 LOW BEAM INDICATOR LAMP MULTI-FUNCTION DISPLAY PREGLOW INDICATOR LAMP REAR FOG LAMP INDICATOR LAMP RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RETURN LINE RIGHT TURN SIGNAL IND LAMP SBE SEAT BELT WARNING LAMP SERVICE BRAKE INDICATOR LAMP SIG SPEEDOMETER STANDING LAMPS INDICATOR LAMP SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT SUPPLEMENTAL RESTRAINT SYSTEM INDICATOR LAMP TACHOMETER, BRIGHTNESS SENSOR TIRE PRESSURE MONITOR WARNING LAMP TRANSMISSION MODE DISPLAY (S) TRAVEL DISTANCE DISPLAY VIO/GRN WIRE WARNING BUZZER YEL WIRE YEL/BLU WIRE YEL/RED WIRE

ATA (EDW) FUNCTION INDICATOR AUTOMATIC CHILD SEAT RECOGNITION AIR BAG OFF INDICATOR LAMP BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/WHT WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L CAN C H CAN C L COMPUTER DATA LINES SYSTEM DOWNHILL SPEED REGULATION BUTTON ECO START/ STOP FUNCTION BUTTON ELECTRONIC SELECTOR LEVER MODULE CONTROL MODULE GRY/YEL WIRE HAZARD WARNING SYSTEM BUTTON LEFT FRONT HEATED SEAT BUTTON LEFT FRONT SEAT VENTILATION BUTTON LEFT FUEL LEVEL INDICATOR SENSOR LIN 1 NCA WIRE OFFROAD PROGRAM BUTTON PARKING BRAKE INDICATOR SWITCH PARKING SYSTEM BUTTON REAR HEAD RESTRAINTS BUTTON REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE REAR WINDOW ROLLER SUN BLIND BUTTON RED/GRN WIRE RED/GRY WIRE RIGHT FRONT BRAKE PAD WEAR SENSOR RIGHT FRONT HEATED SEAT BUTTON RIGHT FRONT SEAT VENTILATION BUTTON RIGHT FUEL LEVEL INDICATOR SENSOR RIGHT REAR BRAKE PAD WEAR SENSOR STATIONARY HEATER BUTTON TG L TG R UPPER CONTROL PANEL CONTROL UNIT VEHICLE DYNAMICS BUTTON YEL/RED WIRE

AMBIENT LAMP ASS LED ASS OFF AUTOMATIC DIMMING MIRROR BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COMPASS DISPLAY BUTTON COMPASS MODULE W/ DISPLAY COMPUTER DATA LINES SYSTEM FORWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR FUSE 46 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 HANDS-FREE SYSTEM MICROPHONE HOT AT ALL TIMES INSIDE REARVIEW MIRROR INTERIOR PROTECTION, TOW-AWAY PROTECTION CONTROL UNIT IRS LED IRS-OFF LEFT READING LAMP LEFT REAR WINDOW GLASS BREAKAGE SENSOR MIC 1+ MIC 2+ NCA WIRE ORG/ WIRE OVERHEAD CONTROL PANEL ELECTRONICS PNK WIRE RADIO (W/ AUDIO 20) COMMAND CONTROL UNIT (W/O AUDIO 20) REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE REAR WINDOW GLASS BREAKAGE SENSOR REARWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR RED WIRE RIGHT READING LAMP RIGHT REAR WINDOW GLASS BREAKAGE SENSOR S GB SHIELD WHT WIRE YEL WIRE

AIR CONDITIONING SYSTEM ANST ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM BLA BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/PNK WIRE BRN/RED WIRE BRN/YEL WIRE BSL L BSL R CAN B H CAN B L COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DOOR LOCKS SYSTEM EMD ENGINE CONTROLS SYSTEM FRONT ELECTRICAL PREFUSE BOX FUSE 163 158 FUSE 164 GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/PNK WIRE GRY/VIO WIRE GRY/YEL WIRE GSS HL GSS HM GSS HR HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM HFE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER SYSTEM INSTRUMENT CLUSTER, ANTI-THEFT SYSTEMS LIN NSL-L NSL-R PNK WIRE PNK/RED WIRE POWER DISTRIBUTION SYSTEM REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RFL L RFL R RSS AUS RSS EIN SEATS SYSTEM SIG SL L SOUND SYSTEMS SUPPLEMENTAL RESTRAINTS SYSTEM TG L TG R TRUNK, TAILGATE, FUEL DOORS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM STARTING/CHARGING SYSTEM VIO/BLU WIRE VIO/WHT WIRE W/O ECO START/STOP FUNCTION WHT/BLU WIRE WHT/YEL WIRE WIPER/WASHER SYSTEM YEL WIRE ZV ANT

BLK/GRY WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DOOR LOCKS SYSTEM ELECTRONIC SUSPENSION, ELECTRONIC POWER STEERING SYSTEMS ENGINE ACCESSORIES SYSTEM GRN WIRE MEMORY SYSTEM NAVIGATION SYSTEM NAVIGATION, CRUISE CONTROL SYSTEMS NAVIGATION, SOUND SYSTEMS PNK/BLK WIRE PNK/BLU WIRE PNK/GRN WIRE PNK/YEL WIRE POWER DISTRIBUTION SYSTEM POWER WINDOWS SYSTEM REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/ORG WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SEATS SYSTEM SOUND SYSTEM SOUND SYSTEMS SUPPLEMENTAL RESTRAINTS SYSTEM TRANSMISSIONS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM WARNING SYSTEMS WHT WIRE

AUTOMATIC TRANSMISSION TRANSMISSION MODE BUTTON BLK WIRE BLS_H BLS_L BLS_M CAN E L BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE CAN C H CAN C L CAN E H CAN-D H CAN-D L COMPUTER DATA LINES SYSTEM D- D+ ELECTRONIC SELECTOR LEVER MODULE CONTROL MODULE ELECTRONIC STABILITY PROGRAM CONTROL UNIT FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 16 GEAR INDICATOR SENSOR GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED NCA WIRE PARKING BRAKE INDICATOR SWITCH PNK/BLU WIRE PNK/GRN WIRE PNK/WHT WIRE RED WIRE RED/BLU WIRE SELECTOR LEVER POSITION R, P LOCKING SOLENOID SHIFT GATE SYMBOL ILLUMINATION SIG STOP LAMP SWITCH WHT WIRE WHT/GRN WIRE YEL WIRE

ANST BLK WIRE BLK/GRY WIRE BLK/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/RED WIRE CAN B H CAN B L CAN E H CAN E L COMBINATION SWITCH COMPUTER DATA LINES SYSTEM ELECTRONIC IGNITION SWITCH CONTROL UNIT FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FUSE 10 FUSE 13 FUSE 17 FUSE 27 FUSE 38 GRN WIRE GRN/WHT WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ CIRCUIT HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER LIGHT SENSOR (STANDARD) RAIN/LIGHT SENSOR (IF EQUIPPED) LIN 2 NCA WIRE OVERHEAD CONTROL PANEL CONTROL UNIT OVERHEAD CONTROL PANEL ELECTRONICS PNK/GRY WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RED/BLU WIRE SIG SPRAY NOZZLE HEATER SPRAY NOZZLE HOSE HEATER STEERING COLUMN MODULE CONTROL UNIT TAILGATE WINDSHIELD WIPER RELAY TAILGATE WIPER MOTOR VIO/YEL WIRE W/O POWER GLASS TILTING /SLIDING SUNROOF WINDSHIELD WASHER SYSTEM FLUID LEVEL SWITCH WINDSHIELD WASHER SYSTEM PUMP WINDSHIELD WASHER SYSTEM SWITCH WIPER MOTOR WIPER PARK HEATER WIPER SWITCH YEL/BLU WIRE