Mercedes-Benz E-class W212/S212/C207/A207 facelift (2013-2016) pnk/grn Wiring diagrams

6 7 8 9 10 SIG AIR CONDITIONING SYSTEM AIR CONDITIONING, COOLING FANS SYSTEMS ANTI-LOCK BRAKES SYSTEM BBV HL BBV HR BBV HR BBV HL CAN B H CAN B L SIG BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/PNK 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 H STR EKP CAN C L CAN C L CAN C H EKP CAN D H CAN D L CAN E H CAN E L CAN-D H CAN-D L COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM HEADLIGHTS SYSTEM COMPUTER DATA LINES SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM SOUND SYSTEMS CRASH CRUISE CONTROL SYSTEM DOOR LOCKS, MIRROR SYSTEMS EKP ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM SOUND SYSTEMS EXTERIOR LIGHTS, ANTI-LOCK BRAKES SYSTEMS FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE 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 HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HORNS SYSTEM HEADLIGHTS SYSTEM HORNS SYSTEM HORNS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS HORNS SYSTEM LIN DATA LIN DATA GND NAVIGATION SYSTEMS PNK/BLK WIRE PNK/BLU WIRE PNK/GRN WIRE PNK/RED WIRE POWER DISTRIBUTION, TRANSMISSIONS SYSTEMS REAR SAM CONTROL MODULE CIRCUIT, ANTI-LOCK BRAKES SYSTEM REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE SEATS SYSTEM SIG SIG SIG SOUND SYSTEMS SOUND SYSTEMS NAVIGATION SYSTEMS ANTI-LOCK BRAKES SYSTEM SSK STARTING/CHARGING SYSTEM STARTING/CHARGING SYSTEM STARTING/CHARGING SYSTEM STR+ SUPPLEMENTAL RESTRAINTS SYSTEM TRANSMISSIONS SYSTEMS VIO WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BRN WIRE YEL/RED WIRE YEL/WHT WIRE

6 7 8 9 10 SIG AIR CONDITIONING SYSTEM AIR CONDITIONING, COOLING FANS SYSTEMS ANTI-LOCK BRAKES SYSTEM BBV HL BBV HR BBV HR BBV HL CAN B H CAN B L SIG BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/PNK 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 H STR EKP CAN C L CAN C L CAN C H EKP CAN D H CAN D L CAN E H CAN E L CAN-D H CAN-D L COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM HEADLIGHTS SYSTEM COMPUTER DATA LINES SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM SOUND SYSTEMS CRASH CRUISE CONTROL SYSTEM DOOR LOCKS, MIRROR SYSTEMS EKP ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM SOUND SYSTEMS EXTERIOR LIGHTS, ANTI-LOCK BRAKES SYSTEMS FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE 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 HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HORNS SYSTEM HEADLIGHTS SYSTEM HORNS SYSTEM HORNS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS HORNS SYSTEM LIN DATA LIN DATA GND NAVIGATION SYSTEMS PNK/BLK WIRE PNK/BLU WIRE PNK/GRN WIRE PNK/RED WIRE POWER DISTRIBUTION, TRANSMISSIONS SYSTEMS REAR SAM CONTROL MODULE CIRCUIT, ANTI-LOCK BRAKES SYSTEM REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE SEATS SYSTEM SIG SIG SIG SOUND SYSTEMS SOUND SYSTEMS NAVIGATION SYSTEMS ANTI-LOCK BRAKES SYSTEM SSK STARTING/CHARGING SYSTEM STARTING/CHARGING SYSTEM STARTING/CHARGING SYSTEM STR+ SUPPLEMENTAL RESTRAINTS SYSTEM TRANSMISSIONS SYSTEMS VIO WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BRN WIRE YEL/RED WIRE YEL/WHT WIRE

2 LCT ANT GPS GPS ANT NOT SHIELD NOT BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BREAKDOWN ASSISTANCE BUTTON BRN WIRE BRN/GRN WIRE CAN D H CAN D L CAN-D H CAN-D L CENTER INSTRUMENT PANEL SPEAKER COMAND CONTROL UNIT (IF EQUIPPED) COMMAND CONTROL UNIT (IF EQUIPPED) COMPUTER DATA LINES SYSTEM CRASH DIAGNOSTIC CONNECTOR (DLC) (UNDER LEFT SIDE OF DASH) EMERGENCY CALL SYSTEM ANTENNA EMERGENCY CALL SYSTEM ANTENNA (CENTER OF HAT SHELF) EMERGENCY CALL SYSTEM BUTTON EMERGENCY CALL SYSTEM CONTROL UNIT EMERGENCY CALL SYSTEM CONTROL UNIT (CENTER FRONT OF LUGGAGE COMPT) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 83 FUSE 87 GLOBAL POSITIONING SYSTEM ANTENNA SPLITTER GLOBAL POSITIONING SYSTEM ANTENNA SPLITTER (CENTER FRONT OF LUGGAGE COMPT) GPS GRN WIRE GRY WIRE GRY/BLU WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ CIRCUIT INFO LED LCT MB INFO BUTTON MB-INFO, TELEDIAGNOSIS BUTTON MIC + MIC - MIC - MOBILE PHONE ELECTRICAL CONNECTOR MOBILE PHONE ELECTRICAL CONNECTOR (IF EQUIPPED), MULTI-FUNCTION ANTENNA MUTE NCA WIRE OVERHEAD CONTROL PANEL CONTROL MODULE OVERHEAD CONTROL PANEL CONTROL MODULE (W/ POWER TILTING/ OVERHEAD CONTROL PANEL ELECTRONICS PNK/GRN WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (RIGHT SIDE OF LUGGAGE COMPT) RED/BLK WIRE SHIELD SHIELD ANT GPS SIG SIG SHIELD ANT NOT SHIELD SOS SOS LED SOUND SYSTEM AMPLIFIER CONTROL UNIT SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT (UNDER FRONT OF CENTER CONSOLE) TEL VIO WIRE W/ ADVANCED SOUND SYSTEM W/ ADVANCED SOUND SYSTEM W/O ADVANCED SOUND SYSTEM W/ COMAND W/ COMMAND W/O ADVANCED SOUND SYSTEM W/O COMAND W/O COMMAND WHT WIRE WS LED YEL WIRE YEL/VIO WIRE

AMBIENT LAMP ASS LED ASS OFF AUTOMATIC DIMMING MIRROR BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/YEL WIRE FL (-) FORWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR FRONT DOME LAMP SWITCH FRONT ELECTRICAL PREFUSE BOX FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE FUSE 157 154 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/BLU WIRE GRY/YEL WIRE HANDS-FREE SYSTEM MICROPHONE HOT AT ALL TIMES INSIDE REARVIEW MIRROR INTERIOR LAMP AUTOMATIC FUNCTION SWITCH INTERIOR PROTECTION SWITCH INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN IRS LED IRS-OFF LEFT FRONT INTERIOR LAMP LEFT FRONT READING LAMP SWITCH LEFT READING LAMP LIN 2 LL L LL R NAVIGATION SYSTEM NCA WIRE NTC- ORG/ WIRE OVERHEAD CONTROL PANEL ELECTRONICS PANORAMIC SLIDING ROOF SWITCH PNK WIRE PNK/GRN WIRE POWER TOPS SYSTEM REAR DOME LAMP, SWITCH REARWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT INTERIOR LAMP RIGHT FRONT READING LAMP SWITCH RIGHT READING LAMP SIG SIG IL SOS TOWING SENSOR BUTTON USED) VIO WIRE VIO/BLU WIRE VIO/WHT WIRE W/O ECO START/STOP FUNCTION W/ ECO START/STOP FUNCTION YEL WIRE YEL/VIO WIRE

AMBIENT LAMP ASS LED ASS OFF AUTOMATIC DIMMING MIRROR BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FL (-) FORWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR FRONT DOME LAMP SWITCH FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE FUSE 17 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/BLU WIRE GRY/YEL WIRE HANDS-FREE SYSTEM MICROPHONE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED HS(+) HS 2 INSIDE REARVIEW MIRROR INTERIOR LAMP AUTOMATIC FUNCTION SWITCH INTERIOR PROTECTION SWITCH INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN IRS LED IRS-OFF LEFT FRONT INTERIOR LAMP LEFT FRONT READING LAMP SWITCH LEFT READING LAMP LIN 2 LL L LL R MOTOR NAVIGATION SYSTEM NCA WIRE ORG/ WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PNK WIRE PNK/GRN WIRE POWER TOPS SYSTEM REAR DOME LAMP, SWITCH REARWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT INTERIOR LAMP RIGHT FRONT READING LAMP SWITCH RIGHT READING LAMP SOS TILTING/SLIDING ROOF SWITCH TOWING SENSOR BUTTON USED) VIO WIRE WHT WIRE YEL WIRE YEL/VIO WIRE

AMBIENT LAMP ASS LED ASS OFF AUTOMATIC DIMMING MIRROR BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/YEL WIRE FL (-) FORWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR FRONT DOME LAMP SWITCH FRONT ELECTRICAL PREFUSE BOX FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE FUSE 157 154 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/BLU WIRE GRY/YEL WIRE HANDS-FREE SYSTEM MICROPHONE HOT AT ALL TIMES INSIDE REARVIEW MIRROR INTERIOR LAMP AUTOMATIC FUNCTION SWITCH INTERIOR PROTECTION SWITCH INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN IRS LED IRS-OFF LEFT FRONT INTERIOR LAMP LEFT FRONT READING LAMP SWITCH LEFT READING LAMP LIN 2 LL L LL R NAVIGATION SYSTEM NCA WIRE NTC- ORG/ WIRE OVERHEAD CONTROL PANEL ELECTRONICS PANORAMIC SLIDING ROOF SWITCH PNK WIRE PNK/GRN WIRE POWER TOPS SYSTEM REAR DOME LAMP, SWITCH REARWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT INTERIOR LAMP RIGHT FRONT READING LAMP SWITCH RIGHT READING LAMP SIG SIG IL SOS TOWING SENSOR BUTTON USED) VIO WIRE VIO/BLU WIRE VIO/WHT WIRE W/O ECO START/STOP FUNCTION W/ ECO START/STOP FUNCTION YEL WIRE YEL/VIO WIRE

AMBIENT LAMP ASS LED ASS OFF AUTOMATIC DIMMING MIRROR BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FL (-) FORWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR FRONT DOME LAMP SWITCH FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE FUSE 17 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/BLU WIRE GRY/YEL WIRE HANDS-FREE SYSTEM MICROPHONE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED HS(+) HS 2 INSIDE REARVIEW MIRROR INTERIOR LAMP AUTOMATIC FUNCTION SWITCH INTERIOR PROTECTION SWITCH INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN IRS LED IRS-OFF LEFT FRONT INTERIOR LAMP LEFT FRONT READING LAMP SWITCH LEFT READING LAMP LIN 2 LL L LL R MOTOR NAVIGATION SYSTEM NCA WIRE ORG/ WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PNK WIRE PNK/GRN WIRE POWER TOPS SYSTEM REAR DOME LAMP, SWITCH REARWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT INTERIOR LAMP RIGHT FRONT READING LAMP SWITCH RIGHT READING LAMP SOS TILTING/SLIDING ROOF SWITCH TOWING SENSOR BUTTON USED) VIO WIRE WHT WIRE YEL WIRE YEL/VIO WIRE

3 4 5 6 7 8 (-) (+) BLK/GRY WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BRN WIRE COMPENSATOR/CELLULAR TELEPHONE SYSTEM UMTS COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DRIVER SIDE SAM CONTROL MODULE CIRCUIT ELECTRONIC SUSPENSION SYSTEM FRONT ELECTRICAL PREFUSE BOX FRONT ELECTRICAL PREFUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE FUSE 162 GRN WIRE HOT AT ALL TIMES NAVIGATION SYSTEM NAVIGATION SYSTEM NAVIGATION SYSTEM NAVIGATION, CRUISE CONTROL SYSTEMS NAVIGATION, SOUND SYSTEMS PNK/BLK WIRE PNK/BLU WIRE PNK/GRN WIRE PNK/RED WIRE PNK/YEL WIRE POWER DISTRIBUTION SYSTEM POWER DISTRIBUTION SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM POWER WINDOWS SYSTEM REAR CONTROL UNIT CIRCUIT REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SEATS SYSTEM SEATS SYSTEM NAVIGATION, CRUISE CONTROL SYSTEMS SEATS SYSTEM SEATS SYSTEM SOUND SYSTEMS SUPPLEMENTAL RESTRAINTS SYSTEM WARNING SYSTEMS WARNING SYSTEMS POWER DISTRIBUTION SYSTEM WHT WIRE

3 4 5 6 7 8 (-) (+) BLK/GRY WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BRN WIRE COMPENSATOR/CELLULAR TELEPHONE SYSTEM UMTS COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DRIVER SIDE SAM CONTROL MODULE CIRCUIT ELECTRONIC SUSPENSION SYSTEM FRONT ELECTRICAL PREFUSE BOX FRONT ELECTRICAL PREFUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE FUSE 162 GRN WIRE HOT AT ALL TIMES NAVIGATION SYSTEM NAVIGATION SYSTEM NAVIGATION SYSTEM NAVIGATION, CRUISE CONTROL SYSTEMS NAVIGATION, SOUND SYSTEMS PNK/BLK WIRE PNK/BLU WIRE PNK/GRN WIRE PNK/RED WIRE PNK/YEL WIRE POWER DISTRIBUTION SYSTEM POWER DISTRIBUTION SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM POWER WINDOWS SYSTEM REAR CONTROL UNIT CIRCUIT REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SEATS SYSTEM SEATS SYSTEM NAVIGATION, CRUISE CONTROL SYSTEMS SEATS SYSTEM SEATS SYSTEM SOUND SYSTEMS SUPPLEMENTAL RESTRAINTS SYSTEM WARNING SYSTEMS WARNING SYSTEMS POWER DISTRIBUTION SYSTEM WHT WIRE

1 FG 3 4 5 6 7 8 MOT MOT AAG AAG 1 2 3 4 5 6 7 AIR CONDITIONING SYSTEM BLK/GRN WIRE BLK/GRY WIRE BLK/RED WIRE BLK/VIO WIRE BLK/YEL WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM ELECTRONIC POWER STEERING SYSTEM ELECTRONIC SUSPENSION SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM GRN WIRE HEADLIGHTS, POWER DISTRIBUTION SYSTEMS MOT- NAVIGATION SYSTEM NAVIGATION, CRUISE CONTROL SYSTEMS PNK/GRN WIRE POWER DISTRIBUTION SYSTEM POWER DISTRIBUTION SYSTEM POWER DISTRIBUTION SYSTEM POWER WINDOWS SYSTEM REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE SCR SEATS SYSTEM SEATS SYSTEM NAVIGATION, CRUISE CONTROL SYSTEMS SEATS SYSTEM SEATS SYSTEM SOUND SYSTEMS SOUND SYSTEMS SOUND SYSTEMS SOUND, NAVIGATION SYSTEMS SOUND, NAVIGATION SYSTEMS SEATS SYSTEM SEATS SYSTEM TRANSMISSIONS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO/RED WIRE WARNING SYSTEMS YEL WIRE