Mercedes-Benz C-class W202 facelift (1997-2001) oxygen sensor 1 (before twc) (on exhaust pipe) wiring diagram

ACTVATED CHARCOAL CANISTER SHUTOFF VALVE BLK/RED WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE BU LP CAN(H)+ CAN(L)- COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM DATA LINK CONNECTOR (LEFT REAR OF ENGINE COMPT) DIAG DRIVER'S SIDE FUSE, RELAY MODULE BOX ELECTRONIC IGNITION LOCK CONTROL MODULE ENGINE CONTROL MODULE (ME-SFI) (IN MODULE BOX, IN RIGHT REAR OF ENGINE COMPT) ESG 31 31 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES OXYGEN SENSOR 1 (BEFORE TWC) (ON EXHAUST PIPE) OXYGEN SENSOR 2 (AFTER TWC) (ON EXHAUST PIPE) PASSENGER'S SIDE FUSE, RELAY MODULE BOX FUSE 1 PEDAL VALUE SENSOR (LEFT REAR OF ENGINE COMPT) PURGE CONTROL VALVE (LEFT FRONT CORNER OF ENGINE COMPT) RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE STARTING SYSTEM TNA TN 50 USP 1 USP 2 VIO WIRE VIO/GRN WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE YEL/GRN WIRE