Awd circuit for Mercedes-Benz E-class W213/S213/C238/A238 (2016-2021)

2.0L TURBO ALL-WHEEL DRIVE CONTROL UNIT BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM ENGINE FUSE, RELAY MODULE FLEX-E BP PNK FLEX-E BM WIRE FUSE 125 FUSE 315 GRN WIRE HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED PASSENGER-SIDE A-PILLAR FUSE BOX PNK/RED WIRE RED WIRE RED/WHT WIRE SIG TRANSMISSION OIL TEMPERATURE SENSOR