Cadillac STS I facelift (2007-2011) (on left exhaust pipe, before catalytic converter) heated oxygen sensor Wiring diagrams

ACCELERATOR PEDAL POSITION (APP) SENSOR (ATTACHED TO TOP OF ACCELERATOR PEDAL) BANK 1 SENSOR 1 CONNECTOR) BANK 1 SENSOR 2 (ON RIGHT EXHAUST PIPE, AFTER CATALYTIC CONVERTER) BANK 2 SENSOR 2 (ON LEFT EXHAUST PIPE, AFTER CATALYTIC CONVERTER) BLK WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GRY WIRE GRY/WHT WIRE HEATED OXYGEN HOT AT ALL TIMES IGN DATA INCLR PUMP FUSE INCLR PUMP RELAY INSTRUMENT PANEL CLUSTER (IPC) LEFT REAR FUSE BLOCK (UNDER LEFT SIDE OF REAR SEAT) LOGIC LT BLU WIRE LT GRN WIRE MALFUNCTION INDICATOR LAMP NCA WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE RED/WHT WIRE TAN WIRE TAN/WHT WIRE WHT WIRE WHT/BLK WIRE YEL/BLK WIRE

ACCELERATOR PEDAL POSITION (APP) SENSOR (ATTACHED TO TOP OF ACCELERATOR PEDAL) BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE GRN DK WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE KNOCK SENSOR (KS) BANK 2 (ON LEFT SIDE OF ENGINE, UNDER INTAKE MANIFOLD) LT BLU WIRE LT GRN WIRE NCA WIRE ORG/WHT WIRE PNK/BLK WIRE PPL PPL/WHT WIRE PRESSURE SENSOR CONNECTOR) TAN WIRE TAN/BLK WIRE TAN/WHT WIRE WHT WIRE WHT/BLK WIRE