Mercedes-Benz GLA-class X156 facelift (2017-2020) org/ Wiring diagrams

BLU WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT FUSE, RELAY MODULE FRONT CENTER CONSOLE CUP HOLDER AMBIANCE ILLUMINATION FRONT PASSENGER SEAT AMBIANCE ILLUMINATION FRONT PASSENGER SEAT CONTROL UNIT FRONT PASSENGER SIDEBAG SQUIB FUSE 236 GRN/PNK WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES I/P LEFT REAR SEAT AMBIANCE ILLUMINATION ORG/ WIRE PNK/WHT WIRE RED/BLK WIRE RED/GRN WIRE RIGHT FRONT FOOTWELL LAMP RIGHT REAR FOOTWELL LAMP RIGHT REAR SEAT AMBIANCE ILLUMINATION SAM CONTROL UNIT (LEFT END OF DASH) SIG TRUNK LID/LIFTGATE AMBIENT LAMP VIO/BLU WIRE VIO/YEL WIRE WHT WIRE YEL WIRE YEL/BLU WIRE

BLK WIRE BLU WIRE BLU/GRY WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE DRIVER SEAT AMBIANCE ILLUMINATION DRIVER SIDEBAG SQUIB FRONT PASSENGER SEAT AMBIANCE ILLUMINATION FRONT PASSENGER SIDEBAG SQUIB GRN WIRE GRN/PNK WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/WHT WIRE LEFT FRONT FOOTWELL LAMP LEFT REAR DOOR AMBIANCE ILLUMINATION LEFT REAR DOOR HANDLE ILLUMINATION LEFT REAR FOOTWELL LAMP LEFT REAR SEAT AMBIANCE ILLUMINATION ORG/ WIRE PNK/WHT WIRE RED/BLK WIRE RIGHT FRONT FOOTWELL LAMP RIGHT REAR FOOTWELL LAMP RIGHT REAR SEAT AMBIANCE ILLUMINATION VIO/BLU WIRE WHT WIRE YEL WIRE YEL/BLU WIRE

BLK WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER SEAT AMBIANCE ILLUMINATION DRIVER SEAT CONTROL UNIT (UNDER DRIVER SEAT) DRIVER SIDEBAG SQUIB FOOTWELL ILLUMINATION DIODE 1 FOOTWELL ILLUMINATION DIODE 2 FOOTWELL ILLUMINATION SWITCH GRN WIRE GRN/PNK WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/WHT WIRE INSTRUMENT ILLUMINATION CIRCUIT LEFT FRONT ILLUMINATED DOOR SILL MOLDING LEFT REAR DOOR AMBIANCE ILLUMINATION LEFT REAR DOOR HANDLE ILLUMINATION LEFT REAR DOOR LOCK LEFT REAR DOOR ROTARY TUMBLER SWITCH LEFT REAR FOOTWELL LAMP NCA WIRE ORG/ WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM RED/BLK WIRE RED/GRN WIRE RIGHT FRONT ILLUMINATED DOOR SILL MOLDING RIGHT REAR DOOR AMBIANCE ILLUMINATION RIGHT REAR DOOR HANDLE ILLUMINATION RIGHT REAR DOOR LOCK RIGHT REAR DOOR ROTARY TUMBLER SWITCH VIO/BLU WIRE W/ SEAT AMBIANCE ILLUMINATION W/O SEAT AMBIANCE ILLUMINATION WHT WIRE YEL WIRE YEL/BLU WIRE

AMBIENT LAMP BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/GRN WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CAN E H CAN E L COMPUTER DATA LINES SYSTEM D/L FRONT DOME LAMP SWITCH FUSE 23 FUSE 24 FUSE 39 FUSE 59 FUSE 60 FUSE 65 FUSE 91 GARAGE DOOR OPENER GARAGE DOOR OPENER INDICATOR LAMP GLOVE BOX LAMP) GLOVE BOX LAMP/ SWITCH GRN WIRE GRN/BRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES HOT W/ CIRCUIT INSIDE REAR VIEW MIRROR INSTRUMENT CLUSTER INTERIOR LAMP AUTOMATIC FUNCTION SWITCH LEFT FRONT MIRROR LAMP SWITCH LEFT FRONT READING LAMP SWITCH LEFT INSIDE REAR VIEW MIRROR INTERIOR LAMP LEFT LUGGAGE COMPARTMENT LAMP LEFT MOUNTING CONSOLE INCIDENT ILLUMINATION LEFT REAR INTERIOR/ READING LAMP LEFT SUN VISOR MIRROR LAMP LIGHT SENSOR (-) LL (+) ORG/ WIRE ORG/GRN WIRE OVERHEAD CONTROL PANEL CONTROL UNIT RAIN/LIGHT SENSOR REAR DOME LAMP, SWITCH RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT MIRROR LAMP SWITCH RIGHT FRONT READING LAMP SWITCH RIGHT INSIDE REAR VIEW MIRROR INTERIOR LAMP RIGHT MOUNTING CONSOLE INCIDENT ILLUMINATION RIGHT REAR INTERIOR/ READING LAMP RIGHT SUN VISOR MIRROR LAMP SUN VISORS W/ ILLUMINATED MIRRORS TRUNK LID/ LIFTGATE EXTERNAL OPERATION SWITCH VEHICLE INTERIOR FUSE BOX VIO WIRE VIO/BLU WIRE W/ RAIN SENSOR W/O RAIN SENSOR

AMBIENT LAMP BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE D/L FORWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR FRONT DOME LAMP SWITCH FUSE 39 FUSE 82 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 GRN/BRN WIRE GRN/ORG WIRE GRN/RED WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES INSIDE REAR VIEW MIRROR INSIDE REAR VIEW MIRROR DIMMING INTERIOR LAMP AUTOMATIC FUNCTION SWITCH INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN LEFT FRONT READING LAMP SWITCH LEFT INTERIOR LAMP LEFT MOUNTING CONSOLE INCIDENT ILLUMINATION LL (+) LL (+) GND NAVIGATION, DOOR LOCKS, ANTI-THEFT SYSTEMS ORG/ WIRE ORG/GRN WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PANORAMIC SLIDING ROOF SWITCH RAIN/LIGHT SENSOR REAR DOME LAMP, SWITCH REARWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT READING LAMP SWITCH RIGHT INTERIOR LAMP RIGHT MOUNTING CONSOLE INCIDENT ILLUMINATION SAM CONTROL UNIT SIG VEHICLE INTERIOR FUSE BOX VIO WIRE W/O RAIN SENSOR WHT WIRE WHT/YEL WIRE YEL WIRE

AC HOUSING, ADAPTIVE DAMPING SYSTEM ALL-WHEEL DRIVE CONTROL UNIT ATA (EDW)/TOWING SENSOR/INTERIOR MOTION SENSOR CONTROL UNIT BLK WIRE BLU WIRE BRN WIRE CAMERA COVER CONTROL UNIT CELLULAR TELEPHONE SYSTEM ANTENNA AMPLIFIER/COMPENSATOR CHARGING SOCKET ELECTRICAL CONNECTOR CIRCUIT 15 RELAY CIRCUIT 15 RELAY (UNLATCHED) COMAND CONTROL UNIT COMAND FAN MOTOR CONTROL UNIT) CONTROL UNIT, CRADLE FOR NAVIGATION MODULE DIAGNOSTIC CONNECTOR DISTRONIC ELECTRIC CONTROLLER UNIT, COLLISION PREVENTION ASSIST CONTROLLER UNIT DRIVE KIT CONTROL UNIT FOR IPHONE DUAL CLUTCH TRANSMISSION FULLY INTEGRATED TRANSMISSION CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE ENGINE SOUND CONTROL UNIT FANFARE HORN RELAY FM, AM, CL (ZV) ANTENNA AMPLIFIER FROM FRONT ELECTRICAL PREFUSE BOX (DIAGRAM 1 OF 5) FROM FUSE 46 (DIAGRAM 1 OF 5) FROM FUSE 57 (DIAGRAM 1 OF 5) FUSE 100 FUSE 101 FUSE 102 FUSE 103 FUSE 109 FUSE 110 FUSE 201 FUSE 202 FUSE 203 FUSE 204 FUSE 206 FUSE 207 FUSE 208 FUSE 209 FUSE 222 FUSE 223 FUSE 224 FUSE 225 FUSE 226 FUSE 227 FUSE 228 FUSE 229 FUSE 230 FUSE 231 FUSE 232 FUSE 233 FUSE 236 FUSE 237 FUSE 40 FUSE 41 FUSE 42 FUSE 43 FUSE 44 FUSE 45 FUSE 47 FUSE 48 FUSE 49 FUSE 50 FUSE 79 FUSE 80 FUSE 81 FUSE 82 FUSE 83 FUSE 84 FUSE 85 FUSE 86 FUSE 87 FUSE 88 FUSE 97 GRN WIRE GRY WIRE HEADLAMP CONTROL UNIT HEATED WINDSHIELD RELAY INSTRUMENT CLUSTER LEFT FRONT LAMP UNIT LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR MOBILE PHONE CONTACT PLATE N/A ORG/ WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PANORAMIC SLIDING ROOF CONTROL MODULE PARKING SYSTEM PNK WIRE RADIO RED WIRE RESERVE FUSE 221 RIGHT FRONT LAMP UNIT RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR SAM CONTROL UNIT STARTER CIRCUIT 50 RELAY STATIONARY HEATER RADIO REMOTE CONTROL RECEIVER STATIONARY HEATER UNIT TELEPHONE, STATIONARY HEATER ANTENNA CHANGEOVER SWITCH TO CIRCUIT TO CIRCUIT 87 RELAY (DIAGRAM 3 OF 5) TO ELECTRONIC IGNITION SWITCH CONTROL UNIT (DIAGRAM 5 OF 5) TO FUSE 99 (DIAGRAM 4 OF 5) UPPER CONTROL PANEL CONTROL UNIT VIO WIRE W/ ACTIVE PARK ASSIST W/ NAVIGATION W/ PRE- SAFE W/ STATIONARY HEATER W/O NAVIGATION W/O STATIONARY HEATER WHT WIRE WINDSHIELD WIPER ON/OFF RELAY YEL WIRE

A HF ADDITIONAL BATTERY AUX BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN-D H CAN-D L COMPUTER DATA LINES SYSTEM DUAL CLUTCH TRANSMISSION FULLY INTEGRATED TRANSMISSION CONTROL CONTROLLER UNIT ECO START/ STOP FUNCTION ADDITIONAL BATTERY RELAY ECO START/STOP FUNCTION ADDITIONAL BATTERY ELECTRONIC IGNITION SWITCH CONTROL UNIT FM, AM, CL (ZV) ANTENNA AMPLIFIER FROM VEHICLE INTERIOR FUSE BOX (DIAGRAM 2 OF 5) FT DF FUSE 26 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/WHT WIRE LEFT FRONT DOOR CONTROL UNIT ORG/ WIRE RED WIRE RED/YEL WIRE SAM CONTROL UNIT VEHICLE INTERIOR FUSE BOX W/ ECO START/STOP FUNCTION, W/O START/STOP VOLTAGE DIP PROTECTION W/O ECO START/STOP FUNCTION, W/ START/STOP VOLTAGE DIP PROTECTION

AMBIENT LAMP AUTOMATIC DIMMING MIRROR BLK WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FORWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR FUSE 23 FUSE 24 FUSE 82 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 GRN/BRN WIRE GRN/ORG WIRE GRN/RED WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES HUMIDITY/ TEMPERATURE SENSOR INSIDE REAR VIEW MIRROR INSIDE REAR VIEW MIRROR DIMMING LEFT FRONT DOOR CONTROL UNIT LEFT INSIDE REAR VIEW MIRROR INTERIOR LAMP LEFT OUTSIDE MIRROR LIGHT SENSOR (IF EQUIPPED) ORG/ WIRE ORG/GRN WIRE OVERHEAD CONTROL PANEL CONTROL UNIT RAIN SENSOR (IF EQUIPPED) RAIN/LIGHT SENSOR REARWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT INSIDE REAR VIEW MIRROR INTERIOR LAMP RIGHT OUTSIDE MIRROR SAM CONTROL UNIT (LEFT END OF DASH) VEHICLE INTERIOR FUSE BOX VIO WIRE W/ EXTERIOR LIGHT, VISION PACKAGE YEL WIRE

BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/VIO WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES FUSE 24 GRN WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES LEFT REAR DOOR POWER WINDOW MOTOR LEFT REAR POWER WINDOW SWITCH MOT- ORG/ WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/WHT WIRE ORG/YEL WIRE PASSENGER SIDE POWER WINDOW SWITCH RED WIRE RED/BLK WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT DOOR POWER WINDOW MOTOR RIGHT REAR DOOR POWER WINDOW MOTOR RIGHT REAR POWER WINDOW SWITCH S SIG SIG SYSTEM VEHICLE INTERIOR FUSE BOX YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

BLK WIRE BLU/BLK WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CENTRAL LOCKING MOTOR COMPUTER DATA LINES SYSTEM DRIVER TRUNK LID/ LIFTGATE CONTROL BUTTON FUEL FILLER/ SOCKET FLAP CENTRAL LOCKING ACTUATOR FUSE 23 FUSE 78 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/PNK WIRE HOT AT ALL TIMES LEFT FRONT DOOR CONTROL UNIT MOT- NCA WIRE ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BLK WIRE S SIG SAM CONTROL UNIT (LEFT END OF DASH) SIG TRUNK LID EMERGENCY OPENING SWITCH TRUNK LID RELEASE BUTTON TRUNK LID/ LIFTGATE CONTROL BUTTON TRUNK LID/ LIFTGATE CONTROL ELECTRIC MOTOR TRUNK LID/ LIFTGATE CONTROL HALL SENSOR TRUNK LID/LIFTGATE CENTRAL LOCKING MOTOR TRUNK LID/LIFTGATE CONTROL DRIVE UNIT TRUNK LID/LIFTGATE CONTROL UNIT TRUNK LID/LIFTGATE CONTROL WARNING BUZZER TRUNK LID/LIFTGATE EXTERNAL OPERATION SWITCH TRUNK LID/LIFTGATE LOCKING ELEMENT TRUNK LID/LIFTGATE LOCKING PAWL SWITCH TRUNK LID/LIFTGATE ROTARY TUMBLER SWITCH VEHICLE INTERIOR FUSE BOX VIO WIRE VIO/BRN WIRE VIO/YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE