Mercedes-Benz GLS-class X166 (2015-2019) org/ Wiring diagrams

17 18 TEMP V SIG 6 7 SIG (+) AIR RECIRCULATION MODE BUTTON AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BATTERY COMPARTMENT PREFUSE BOX BLK WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BOOSTER BLOWER ELECTRONIC BLOWER CONTROLLER BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COCKPIT CIRCUIT 30 FUSE BOX COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DRIVER SIDE AIR VENT IONIZER FRESH AIR/ AIR RECIRCULATION FLAP ACTUATOR MOTOR FUSE 12 FUSE 13 FUSE 19 FUSE 257 FUSE 32 FUSE 40 GND 20 21 GND 6 7 VENT V GRN/BLU WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ HSHZG HIGH SIDE INTERIOR PREFUSE BOX KMV SK (+) KOMP PWM KOMP RV (-) CBR BG LIN DATA NCA WIRE ORG/ WIRE PNK/WHT WIRE REAR AIR CONDITIONING ELECTRONIC BLOWER CONTROLLER REAR BLOWER MOTOR RED WIRE RED/BLK WIRE RED/WHT WIRE RELAY ENERGIZED SIG SIG LI 12 13 SIG RE TEMP KR SIG VDF VIO WIRE VIO/BLK WIRE VIO/WHT WIRE W/ AIR BALANCE PACKAGE WAHZG WAKE-UP WHT WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

AMBIENT LAMP AUTOMATIC DIMMING MIRROR BATTERY COMPARTMENT PREFUSE BOX BLU WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FORWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR FUSE 253 FUSE 52 FUSE 53 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/YEL WIRE HANDS-FREE SYSTEM MICROPHONE GROUP HOT AT ALL TIMES INSIDE REAR VIEW MIRROR INSIDE REAR VIEW MIRROR DIMMING INTERIOR PREFUSE BOX LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR LEFT READING LAMP LL L LL R NAVIGATION, SOUND SYSTEMS NCA WIRE ORG/ WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PNK WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RBA REARWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR RED/BLK WIRE RED/WHT WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT READING LAMP SAM CONTROL UNIT SIG YEL WIRE

ANT ANT GPS BLU WIRE BLU/BLK WIRE BRN WIRE BRN/BLK WIRE CAN-D H CAN-D L CENTER INSTRUMENT PANEL SPEAKER COMPUTER DATA LINES SYSTEM CRASH CRASH OUT D - EMERGENCY CALL SYSTEM CONTROL UNIT GPS ANTENNA (RETROFIT) GRN WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HERMES CONTROL UNIT MIC - MUTE NCA WIRE ORG/ WIRE OUT RED/BLK WIRE RED/WHT WIRE SHIELD SOUND AMPLIFIER CIRCUIT SOUND SYSTEMS SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT TELEAID BACKUP ANTENNA VBUS W/ USB SPLITTER W/O USB SPLITTER WHT WIRE WHT/BLU WIRE

ACCEPT/TERMINATE PHONE CALL BUTTON AUDIO/COMAND CONTROL PANEL AUDIO/COMAND CONTROLLER BACK BUTTON BACK, VOICE CONTROL SYSTEM OFF BUTTON BATTERY COMPARTMENT PREFUSE BOX BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BUTTONS +, - FOR SETTING SPECIFIC FUNCTIONS, VOLUME CONTROL CAN A H CAN A L COMPUTER DATA LINES SYSTEM DELETE BUTTON FUSE 1 FUSE 21 FUSE 5 FUSE 50 GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT W/ CIRCUIT L OK LEFT FREE PROGRAMMING BUTTON LEFT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP MULTIPLE FUSE 1 MULTIPLE FUSE 2 MUTE FUNCTION BUTTON MUTE SBS TEL ANSWER/ END CALL NCA WIRE OK BUTTON ORG/ WIRE R RETURN RED/BLK WIRE RED/WHT WIRE RIGHT FREE PROGRAMMING BUTTON RIGHT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP SCROLL FORWARD/BACK BUTTON STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL CLOCK SPRING CONTACT STEERING WHEEL ELECTRONICS SYSTEM SELECTION BUTTON U MFL L U MFL R UP/DOWN VOICE CONTROL SYSTEM ON BUTTON WHT WIRE

360 DEGREE CAMERA CONTROL UNIT ANT BT AUD IN 2 GND AUD IN 2 L AUD IN 2 R AUD IN 2 SHIELD AUD OUT 1 GND AUD OUT 1 L RSE AUD OUT 1 R AUD OUT 1 SHIELD AUDIO/COMAND DISPLAY BACKUP CAMERA (CENTER OF TAILGATE) BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLUETOOTH ANTENNA BRN WIRE CAM CAN A H CAN A L COMAND ELECTRICAL FUSE COMPUTER DATA LINES SYSTEM D+ SHIELD DVD PLAYER FM 1, AM, CL (ZV), KEYLESS GO ANTENNA AMPLIFIER FM 2, DAB, ANTENNA AMPLIFIER FM/AM GND CD GRN WIRE KOM LVDS LVDS RX+ MIC - MUTE NCA WIRE ORG/ WIRE RADIO (W/ AUDIO 20) COMAND CONTROL UNIT (W/O AUDIO 20) RED/BLK WIRE RX + SHIELD RX + TV RX- SHIELD SHIELD BT SHIELD FM SHIELD TX - SHIELD WLAN TELEMATICS SERVICES COMMUNICATION MODULE TERM TUNER UNIT TX(-) VIDEO OUT C SHIELD VIDEO OUT C SIG VIDEO OUT Y SHIELD YC VIDEO OUT Y SIG W/ BACKUP CAMERA W/ HERMES W/ USB SPLITTER W/O BACKUP CAMERA W/O HERMES W/O USB SPLITTER WHT WIRE WLAN WLAN ANTENNA YEL WIRE

49 L 49 R 57 L 57 R 58 L 58 R AMBIENT LAMP BACKUP LAMPS CIRCUIT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BSL L BSL R CAN B H CAN B H RBA CAN B L CENTER STOP LAMP COCKPIT CIRCUIT 30 FUSE BOX COMPUTER DATA LINES SYSTEM D BL HL D BL HR DISPLAY EXTERIOR LIGHTS SWITCH FUSE 114 FUSE 15 FUSE 250 GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE HAZARD WARNING SYSTEM BUTTON HEADLAMP RANGE CONTROLLER HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED INNER LEFT REAR LAMP UNIT INSTRUMENT CLUSTER INTERIOR PREFUSE BOX KZL L KZL R LDS 1 LDS 2 LDS 3 LEFT BACKUP LAMP LEFT FRONT DOOR CONTROL UNIT LEFT INSIDE TAILLIGHT LEFT LIFTGATE LICENSE PLATE LAMP LEFT OUTSIDE MIRROR LEFT REAR FOG LAMP LEFT REAR LAMP UNIT LEFT REAR TURN SIGNAL LAMP LEFT STOP LAMP LEFT TURN SIGNAL IND LWR NCA WIRE NSI L ORG/ WIRE OUTER LEFT TAILLIGHT REAR FOG LAMP IND REAR FOG LIGHT BUTTON REAR FUSE BOX RED/BLU WIRE RED/WHT WIRE RIGHT LIFTGATE LICENSE PLATE LAMP RIGHT TURN SIGNAL IND SAM CONTROL UNIT (RIGHT KICK PANEL) SL L SWITCH ILLUMINATION TURN SIGNAL LAMP UPPER CONTROL PANEL CONTROL UNIT VIO/BLK WIRE VIO/WHT WIRE W/ HALOGEN HEADLAMPS WHT WIRE WHT/BLU WIRE

BATTERY COMPARTMENT PREFUSE BOX BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAM OPEN (+) CAM SW CAME CLS (+) CAN B H CAN B L COMPUTER DATA LINES SYSTEM DOOR LOCKS, TRUNK, TAILGATE, FUEL DOORS SYSTEMS FUSE 152 FUSE 48 FUSE 55 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS, TRUNK, TAILGATE, FUEL DOORS SYSTEMS INTERIOR LIGHTS, TRUNK, TAILGATE, FUEL DOORS SYSTEMS IP 1 IP 2 NAVIGATION SYSTEM ORG/ WIRE OUT POWER WINDOWS SYSTEM REAR CONTROL UNIT REAR FUSE BOX RED/BLK WIRE RED/WHT WIRE SEATS SYSTEM SIG SUPPLEMENTAL RESTRAINTS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/WHT WIRE

15 R 49 L BATTERY COMPARTMENT PREFUSE BOX BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BSL R BUB-L-EL BUB-M CAN B H CAN B L COMPUTER DATA LINES SYSTEM DBL HL DOOR LOCKS, ANTI-THEFT SYSTEMS ENGINE CONTROLS SYSTEM FUSE 250 FUSE 251 FUSE 252 FUSE 5 GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ CIRCUIT INSTRUMENT CLUSTER SYSTEM INTERIOR PREFUSE BOX KZL R MULTIPLE FUSE 1 ORG/ WIRE POWER DISTRIBUTION SYSTEM RED/BLK WIRE RED/WHT WIRE REL-BUB REL-EK RFL R SAM CONTROL UNIT SEATS SYSTEM SIG SL L STARTING/CHARGING SYSTEM TS(+) TS-2 WHT WIRE WHT/BLU WIRE WIPER/WASHER SYSTEM YEL/BLK WIRE

1 2 CAN B L 9 8 SIG BLK WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CLOSE CLOSE, LOCK COMPUTER DATA LINES SYSTEM DRIVE TRUNK LID/LIFTGATE CONTROL BUTTON FUSE 106 FUSE 152 FUSE 154 FUSE 253 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ CIRCUIT INTERIOR PREFUSE BOX LEFT FRONT DOOR CONTROL UNIT LIFTGATE LOCKING PAWL SWITCH MOT CLOSE MOT OPEN ORG/ WIRE OUT RBA REAR CONTROL UNIT REAR FUSE BOX RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT LIFTGATE CONTROL DRIVE UNIT RIGHT LIFTGATE CONTROL HALL SENSOR SIG SIG POSHS SIG WS TAILGATE CENTRAL LOCKING MOTOR TAILGATE CONTROL BUTTON TAILGATE CONTROL POSITION SENSOR RIGHT LIFTGATE CONTROL ELECTRIC MOTOR TAILGATE CONTROL UNIT TAILGATE CONTROL WARNING BUZZER TAILGATE EXTERNAL OPERATION SWITCH TAILGATE LOCKING ELEMENT TAILGATE ROTARY TUMBLER SWITCH YEL WIRE

BATTERY COMPARTMENT PREFUSE BOX BLU WIRE BRN WIRE COMAND ACTUATION CIRCUIT DAB DAB 3 FM 2, DAB ANTENNA AMPLIFIER (TOP LEFT SIDE OF TAILGATE) FUSE 3 GRN WIRE GRY/BLK WIRE HOT W/ CIRCUIT MOST DATA BUS CIRCUIT MOST IN MOST OUT MULTI-FUNCTION ANTENNA MULTIPLE FUSE 2 NCA WIRE NOT USED NOT USED ORG/ WIRE RED/WHT WIRE SDAR SHIELD TERM TUNER UNIT (UNDER DRIVER'S SEAT) TV 1 ANTENNA AMPLIFIER (RIGHT SIDE OF TAILGATE) TV 3 ANTENNA AMPLIFIER (W/ DIGITAL RADIO, TV TUNER) (LEFT "A" PILLAR) TV, DAB ANTENNA SPLITTER (W/ DIGITAL RADIO, TV TUNER) (MIDDLE OF LEFT ROOF RAIL) WAKE-UP