Jeep Cherokee III (2001-2004) oxygen sensor downstream relay Wiring diagrams

2 6 7 DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH, NEAR STEERING COLUMN) A/C SYSTEM ASD RELAY CTRL VAC SOL CTRL VENT SOL CTRL BATTERY TEMPERATURE SENSOR (BELOW BATTERY TRAY) BLK WIRE BLK/DK GRN WIRE BLK/LT BLU WIRE BRAKE SW SIG GEN SOURCE FUEL LEV SENSOR SCI TRANSMIT BRN WIRE BRN/ORG WIRE BRN/WHT WIRE CHECK ENGINE IND COOLING FANS SYSTEM CRUISE CONTROL SYSTEM DK BLU/ORG WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE DK GRN/LT GRN WIRE EVAP/PURGE SOLENOID FUEL PMP RLY EVAP EMIS FUSE 21 HOT IN RUN OR START INSTRUMENT CLUSTER JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) LEAK DET PUMP SPD CTRL POW ASD RLY OUT OD OFF SW LEAK DET PMP BAT TEM SENS SIG LEAK DETECTION PUMP (BELOW AIR CLEANER HOUSING) LT BLU/YEL WIRE LT GRN/DK GRN WIRE LT GRN/RED WIRE NCA WIRE O/D OFF SW ORG/BLK WIRE ORG/DK GRN WIRE ORG/PNK WIRE ORG/WHT WIRE ORG/YEL WIRE OXYGEN SENSOR 1/1 (UPSTREAM) (IN EXHAUST MANIFOLD FRONT OUTLET) OXYGEN SENSOR 1/2 (DOWNSTREAM) (IN OUTLET OF FRONT MINI CATALYTIC CONVERTER) OXYGEN SENSOR 2/1 (UPSTREAM) (IN EXHAUST MANIFOLD REAR OUTLET) OXYGEN SENSOR 2/2 (DOWNSTREAM) OXYGEN SENSOR DOWNSTREAM RELAY PCI BUS PNK WIRE PNK/BLK WIRE POWER DISTRIBUTION CENTER (AT RIGHT FRONT CORNER OF ENG COMPT, NEXT TO BATTERY) POWERTRAIN CONTROL MODULE (ON RIGHT SIDE OF FIREWALL) RED/LT GRN WIRE RED/YEL WIRE SCI RECEIVE PCI BUS SHIFT INTERLOCK SYSTEM SHIFTER ASSEMBLY SPD CTRL SW TAN/RED WIRE TAN/WHT WIRE VIO/LT GRN WIRE VIO/ORG WIRE VIO/YEL WIRE WHT/DK BLU WIRE WHT/DK GRN WIRE WHT/PNK WIRE YEL/VIO WIRE YEL/VIO/BRN WIRE YEL/VIO/RED WIRE

2 6 7 DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH, NEAR STEERING COLUMN) A/C SYSTEM ASD RELAY CTRL VAC SOL CTRL VENT SOL CTRL BATTERY TEMPERATURE SENSOR (BELOW BATTERY TRAY) BLK WIRE BLK/DK GRN WIRE BLK/LT BLU WIRE BLU WIRE BRAKE SW SIG GEN SOURCE FUEL LEV SENSOR SCI TRANSMIT BRN WIRE BRN/ORG WIRE BRN/WHT WIRE CHECK ENGINE IND COOLING FANS SYSTEM CRUISE CONTROL SYSTEM DK BLU/LT GRN WIRE DK BLU/ORG WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE DK GRN/LT GRN WIRE EVAP/PURGE SOLENOID (ON LEFT FENDER SIDE SHIELD) FUSE 21 GRY/BLK WIRE GRY/WHT WIRE HOT IN RUN OR START INSTRUMENT CLUSTER JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) KNOCK SENS KNOCK SENS 2 FUEL PMP RLY EVAP EMIS KNOCK SENSOR (HIGH OUTPUT) LEAK DETECTION PUMP (BELOW AIR CLEANER HOUSING) LT BLU WIRE LT BLU/YEL WIRE LT GRN/DK GRN WIRE LT GRN/RED WIRE NCA WIRE ORG/DK GRN WIRE ORG/PNK WIRE ORG/RED WIRE ORG/YEL WIRE OXYGEN SENSOR 1/1 (UPSTREAM) (BELOW LEFT EXHAUST MANIFOLD, IN DOWNPIPE) OXYGEN SENSOR 1/2 (DOWNSTREAM) (IN OUTLET OF FRONT MINI CATALYTIC CONVERTER) OXYGEN SENSOR 2/1 (UPSTREAM) (BELOW RIGHT EXHAUST MANIFOLD, IN DOWNPIPE) OXYGEN SENSOR 2/2 (DOWNSTREAM) (IN OUTLET OF RIGHT MINI CATALYTIC CONVERTER) OXYGEN SENSOR DOWNSTREAM RELAY PCI BUS PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWER DISTRIBUTION CENTER (AT RIGHT FRONT CORNER OF ENG COMPT, NEXT TO BATTERY) POWERTRAIN CONTROL MODULE (ON RIGHT SIDE OF FIREWALL) RED/LT GRN WIRE RED/YEL WIRE SCI RECEIVE PCI BUS SHIFT INTERLOCK SYSTEM SPD CTRL SW TAN/RED WIRE TAN/WHT WIRE TRANSMISSION CONTROL MODULE (ON RIGHT INNER FENDER) VIO/LT GRN WIRE VIO/ORG WIRE VIO/YEL WIRE W/ HIGH OUTPUT W/O HIGH OUTPUT WHT WIRE WHT/DK BLU WIRE WHT/DK GRN WIRE WHT/PNK WIRE YEL/DK GRN WIRE YEL/VIO WIRE YEL/VIO/BRN WIRE YEL/VIO/RED WIRE