Mercedes-Benz CLA-class C117/X117 facelift (2016-2019) heated windshield relay Wiring diagrams

AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN L H CAN L L COMPUTER DATA LINES SYSTEM DRIVETRAIN CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE FUSE 210 FUSE 238 HEATED WINDSHIELD HEATED WINDSHIELD RELAY HOT AT ALL TIMES HOT W/ N/A REAR WINDOW HEATER BUTTON RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED WHT WIRE WHT/RED 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 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

ASHTRAY ILLUMINATION BACKUP RELAY BLK WIRE BLU WIRE BRN WIRE CIGARETTE LIGHTER HEATING ELEMENT CIRCUIT 87 RELAY CYLINDER 1, 2, 3, 4 IGNITION COILS DUAL CLUTCH TRANSMISSION FULLY INTEGRATED TRANSMISSION CONTROL CONTROLLER UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE FROM CIRCUIT 15 RELAY (DIAGRAM 2 OF 5) FROM FUSE 79 (DIAGRAM 2 OF 5) FROM VEHICLE INTERIOR FUSE BOX (DIAGRAM 1 OF 5) FRONT CIGAR LIGHTER W/ ASHTRAY ILLUMINATION FUSE 211 FUSE 212 FUSE 213 FUSE 214 FUSE 215 FUSE 216 FUSE 217 FUSE 218 FUSE 219 FUSE 234 FUSE 235 FUSE 70 FUSE 71 FUSE 72 GRN WIRE GRY WIRE HEATED REAR WINDOW RELAY HEATED WINDSHIELD RELAY INTAKE CAMSHAFT SOLENOID, EXHAUST CAMSHAFT SOLENOID LUGGAGE COMPARTMENT SOCKET ME-SFI (ME) CONTROL UNIT N/A RADIATOR SHUTTERS ACTUATOR REAR CENTER CONSOLE POWER OUTLET RED WIRE RESERVE FUSE 69 SAM CONTROL UNIT TO CIRCUIT TRANSMISSION OIL COOLING COOLANT CIRCULATION PUMP RELAY VEHICLE INTERIOR POWER OUTLET W/ ASHTRAY PACKAGE/SMOKER PACKAGE W/O ASHTRAY PACKAGE/SMOKER PACKAGE WHT WIRE YEL WIRE

ACCELERATOR PEDAL SENSOR ACTIVATED CHARCOAL FILTER SHUTOFF VALVE BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE C SIG CAN C H CAN C L CAN I H CAN I L COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM ENGINE COMPARTMENT FUSE, RELAY MODULE FAN MOTOR (BEHIND RADIATOR) FUEL TANK PRESSURE SENSOR FUSE 212 FUSE 213 FUSE 214 FUSE 215 FUSE 216 FUSE 27 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE HEATED WINDSHIELD RELAY HOT AT ALL TIMES KSP A ME-SFI (ME) CONTROL UNIT NCA WIRE PURGE CONTROL VALVE PWM RADIATOR SHUTTERS ACTUATOR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE SIG STARTING/CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TEMPERATURE SENSOR UPSTREAM OF NOX STORAGE CATALYTIC CONVERTER TRANSMISSION OIL COOLING CIRCULATION PUMP VEHICLE INTERIOR FUSE BOX WHT WIRE WHT/BRN WIRE WHT/GRN WIRE WSA YEL WIRE YEL/BLK WIRE

ACCELERATOR PEDAL SENSOR ACTIVATED CHARCOAL FILTER SHUTOFF VALVE BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE C SIG CAN C H CAN C L CAN I H CAN I L COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM ENGINE COMPARTMENT FUSE, RELAY MODULE FAN MOTOR (BEHIND RADIATOR) FUEL TANK PRESSURE SENSOR FUSE 212 FUSE 213 FUSE 214 FUSE 215 FUSE 216 FUSE 27 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE HEATED WINDSHIELD RELAY HOT AT ALL TIMES KSP A ME-SFI (ME) CONTROL UNIT NCA WIRE PURGE CONTROL VALVE PWM RADIATOR SHUTTERS ACTUATOR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE SIG STARTING/CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TEMPERATURE SENSOR UPSTREAM OF NOX STORAGE CATALYTIC CONVERTER TRANSMISSION OIL COOLING CIRCULATION PUMP VEHICLE INTERIOR FUSE BOX WHT WIRE WHT/BRN WIRE WHT/GRN WIRE WSA YEL WIRE YEL/BLK WIRE