Jeep Cherokee III (2001-2004) pci bus Wiring diagrams

7 15 20 DOOR AJAR SW PCI BUS VTSS IND DRIVER 9 10 11 PCI BUS CYL LCK SW LF AJAR SW 9 11 PCI BUS LF AJAR SW AUTOMATIC HEADLAMP LIGHT SENSOR/VTSS LED BLK WIRE BLK/ORG WIRE BODY CONTROL MODULE (ON LEFT END OF DASH) COMPUTER DATA LINES SYSTEM DIAGNOSTIC JUNCTION PORT (AT BOTTOM OF STEERING COLUMN) DK BLU/WHT WIRE DK GRN WIRE DOOR AJAR SW DRIVER CYLINDER LOCK SWITCH DRIVER DOOR LOCK MOTOR/AJAR SWITCH DRIVER DOOR MODULE FUSE 18 FUSE 22 FUSE 28 FUSE 7 FUSED B (+) FUSED IGN GROUND GRY/ORG WIRE HORN 1 HORN 2 HORN RELAY (IN PDC) HORN RLY CTRL HORN SYSTEM (HORN SWITCH) HOT AT ALL TIMES HOT IN ACC OR RUN HOT IN RUN OR START JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) LEFT LIFTGATE AJAR SWITCH LEFT REAR DOOR LOCK MOTOR/AJAR SWITCH RIGHT LIFTGATE AJAR SWITCH LIFTGATE AJAR LIFTGATE AJAR SW LIFTGATE FLIP-UP AJAR SWITCH LT GRN/ORG WIRE PASSENGER DOOR LOCK MOTOR/AJAR SWITCH PASSENGER DOOR MODULE PCI BUS PNK FUSED B (+) WIRE PNK PNK 34 44 WIRE PNK WIRE POWER DISTRIBUTION CENTER (NEXT TO BATTERY) RED WIRE RIGHT REAR DOOR LOCK MOTOR/AJAR SWITCH SENTRY KEY IMMOBLIZER MODULE (NEAR IGNITION LOCK CYLINDER HOUSING) TAN/BLK WIRE TAN/ORG WIRE TAN/RED WIRE TAN/YEL WIRE VIO/YEL WIRE VTSS LED YEL/VIO WIRE YEL/VIO/BLK WIRE YEL/VIO/BRN WIRE YEL/VIO/GRY WIRE YEL/VIO/WHT WIRE

10 8 PCI BUS FLASH ENABLE 15 17 PCI BUS FLASH ENABLE ADJUSTABLE PEDALS MODULE AIR BAG CONTROL MODULE (BELOW CENTER FLOOR CONSOLE, NEAR PARK BRAKE) AUTOMATIC ZONE CONTROL MODULE BLK/LT GRN WIRE BLK/ORG WIRE BLK/PNK WIRE BODY CONTROL MODULE (ON LEFT END OF DASH, ATTACHED TO JUNCTION BLOCK) COMPACT DISC CHANGER (PREMIUM) DATA LINK CONNECTOR (DLC) (UNDER LEFT SIDE OF DASH, NEAR STEERING COLUMN) DIAGNOSTIC JUNCTION PORT (AT BOTTOM OF STEERING COLUMN) DRIVER DOOR MODULE (BEHIND LEFT FRONT DOOR PANEL) FUSE 17 HOT AT ALL TIMES INSTRUMENT CLUSTER JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) LT GRN WIRE LT GRN/DK GRN WIRE PASSENGER DOOR MODULE (BEHIND RIGHT FRONT DOOR PANEL) PCI BUS PNK SCI TRANSMIT WIRE PNK WIRE PNK/RED WIRE POWER AMPLIFIER (PREMIUM) (UNDER PASSENGER SIDE REAR SEAT CUSHION) POWERTRAIN CONTROL MODULE (ON RIGHT SIDE OF FIREWALL) RADIO RAIN SENSOR (W/ AUTOWIPE) SCI RECEIVE SEAT MODULE (W/ MEMORY SEATS) (UNDER FRONT OF DRIVER'S SEAT) SENTRY KEY IMMOBILIZER MODULE (NEAR IGNITION LOCK CYLINDER HOUSING) TRANSMISSION CONTROL MODULE (W/ 4.7L ENGINE) (ON RIGHT INNER FENDER) VEHICLE INFORMATION CENTER VIO/ORG WIRE VIO/YEL WIRE YEL/VIO WIRE YEL/VIO/BLK WIRE YEL/VIO/BRN WIRE YEL/VIO/DK BLU WIRE YEL/VIO/DK GRN WIRE YEL/VIO/GRY WIRE YEL/VIO/ORG WIRE YEL/VIO/RED WIRE YEL/VIO/WHT WIRE

AT DRIVER'S SEAT) BLK WIRE BLK/LT BLU WIRE BRAKE LAMP SWITCH (TOP OF BRAKE PEDAL) BRAKE SW BRN WIRE CLOCK- SPRING COAST CRUISE INDICATOR DIAGNOSTIC JUNCTION PORT (AT BOTTOM OF STEERING COLUMN) DK BLU WIRE DK BLU/RED WIRE DUMP ELECTRONIC SPEED CONTROL SERVO (BELOW THE BATTERY TRAY) FUSE 22 FUSED IGN PCI BUS CRUISE CONTROL LAMP CONTROL HOT IN RUN OR START INSTRUMENT CLUSTER JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE LT GRN/RED WIRE NCA WIRE ORG/DK GRN WIRE PCI BUS POWERTRAIN CONTROL MODULE (RIGHT SIDE OF FIREWALL) PWR SUPPLY RED WIRE RED/LT GRN WIRE RESUME/ ACCEL SENSOR GND SET- SHIFTER ASSEMBLY BRAKE SWITCH SIGNAL SPEED CONTROL SWITCH 1 SPEED CONTROL SWITCH 2 SPEED SW SIG TAN/RED WIRE VACUUM VACUUM SOL VENT VENT SOL VIO WIRE VIO/YEL WIRE WHT WIRE WHT/PNK WIRE YEL WIRE YEL/VIO/BRN WIRE

AUTOMATIC ZONE CONTROL MODULE AZC BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE COMPUTER DATA LINE SYSTEM DEFOG RELAY INPUT DEFOG SW SENS DEFOGGER RELAY CTRL DEFOGGER SENSE SW DIAGNOSTIC JUNCTION PORT (AT BOTTOM OF STEERING COLUMN) FUSE 11 GROUND HOT AT ALL TIMES JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) LEFT FRONT DOOR MODULE LEFT POWER MIRROR MTC MTC PCI BUS POWER DISTRIBUTION CENTER (NEXT TO BATTERY) FUSE 2 REAR WINDOW DEFOGGER REAR WINDOW DEFOGGER RELAY RED WIRE RED/TAN WIRE RIGHT FRONT DOOR MODULE RIGHT POWER MIRROR TAN WIRE WHT WIRE YEL/VIO WIRE YEL/VIO/BRN WIRE YEL/VIO/GRY WIRE YEL/VIO/WHT WIRE

BLK WIRE BLK/BRN WIRE BLK/ORG WIRE BLK/RED WIRE BLK/VIO WIRE BLK/YEL WIRE BODY CONTROL MODULE (ON JUNCTION BLOCK) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DIAGNOSTIC JUNCTION PORT (BOTTOM OF STEERING COLUMN) DK GRN WIRE DK GRN/WHT WIRE DK GRN/YEL WIRE DRIVER HEATED SEAT BACK DRIVER HEATED SEAT CUSHION DRIVER HEATED SEAT SWITCH 0 OFF 1 LOW 2 HIGH DRIVER SEAT HEATER SWITCH MUX DRIVER SEAT TEMPERATURE SENSOR INPUT FUSE 20 GRN WIRE GROUND DRIVER SEAT HEATER BATTERY (+) DRIVER GROUND PASSENGER SEAT HEATER BATTERY (+) DRIVER HOT IN RUN JUNCTION BLOCK LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE ORG/ WIRE ORG/BLK WIRE PANEL LAMPS DRIVER PASSENGER HEATED SEAT BACK PASSENGER HEATED SEAT CUSHION PASSENGER HEATED SEAT SWITCH 0 OFF 1 LOW 2 HIGH PASSENGER SEAT HEATER SWITCH MUX PASSENGER SEAT TEMPERATURE SENSOR INPUT PCI BUS PNK 3 WIRE PNK WIRE SEAT HEATER SWITCH SENSOR GROUND SEAT MODULE (UNDER DRIVER'S SEAT) SEAT SENSER SUPPLY TAN WIRE TAN/DK GRN WIRE TAN/LT GRN WIRE VIO WIRE WHT WIRE WHT/PNK WIRE YEL WIRE YEL/VIO WIRE YEL/VIO/GRY WIRE YEL/VIO/WHT WIRE

26 30 FUEL LVL PCI BUS 4 16 SENS GND ECT 4.7L ABS WARNING AIR BAG CONTROL MODULE (BELOW FLOOR CONSOLE, NEAR PARK BRAKE) AIR BAG WARNING BLK WIRE BLK/LT BLU WIRE BLK/ORG WIRE BODY CONTROL MODULE COOLANT LEVEL SENSE BRAKE WARN FUSED (B+) FLASH ENABLE PCI BUS GROUND BRAKE WARNING CHECK ENGINE CHECK GAUGES COMPUTER DATA LINES SYSTEM COOLANT LEVEL SENSOR (IN FLUID RESERVOIR) CRUISE DATA LINK CONNECTOR (NEAR STEERING COLUMN) DIAGNOSTIC JUNCTION PORT (AT BOTTOM OF STEERING COLUMN) DK BLU/WHT WIRE ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE GAUGE FLASH ENABLE FOG LAMP FUEL GAUGE FUEL LVL FUEL PUMP MODULE (TOP OF FUEL TANK) FUSE 17 FUSE 22 GRY/BLK WIRE GRY/YEL WIRE HIGH BEAM HOT AT ALL TIMES HOT IN RUN OR START ILLUMINATION ILLUMINATION (5 BULBS) INSTRUMENT CLUSTER JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) LEFT TURN LOW COLLANT LEVEL LOW FUEL WARNING LT BLU WIRE LT BLU/YEL WIRE OIL PRES OIL PRESSURE GAUGE OVERDRIVE PARK BRAKE SWITCH (ON PARK BRAKE BRACKET) PCI BUS PNK/BLK WIRE PNK/RED WIRE POWERTRAIN CONTROL MODULE (RIGHT SIDE OF FIREWALL) REAR FOG LAMP RIGHT TURN SEAT BELT WARNING SENTRY KEY IMMOBILIZER SENTRY KEY IMMOBILIZER MODULE (NEAR IGNITION LOCK CYLINDER HOUSING) SPEEDOMETER TACHOMETER TAN WIRE TAN/BLK WIRE TAN/LT GRN WIRE TRANSMISSION CONTROL MODULE (RIGHT FRONT INNER FENDER) TRANSMISSION TEMPERATURE VIO WIRE VIO/BLK WIRE VIO/ORG WIRE VOLTMETER WATER IN FUEL YEL/VIO WIRE YEL/VIO/BLK WIRE YEL/VIO/BRN WIRE YEL/VIO/GRY WIRE YEL/VIO/ORG WIRE YEL/VIO/RED WIRE YEL/VIO/WHT WIRE

BLK/ORG WIRE COMPUTER DATA LINES SYSTEM DK BLU/WHT WIRE FUSE 22 FUSE 8 FUSED IGN GROUND HOT AT ALL TIMES HOT IN RUN OR START JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) OTHER PCI BUS PNK FUSED B (+) WIRE PNK WIRE PREMIUM POWER SEATS VEHICLE INFORMATION CENTER (AT HEADLINER) VIO/YEL WIRE

7 15 RR DOOR AJAR PCI BUS 8 21 23 24 25 10 FLIP-UP AJAR LIFTGATE AJAR LR DOOR AJAR BLK WIRE BODY CONTROL MODULE COMPUTER DATA LINES SYSTEM DIAGNOSTIC JUNCTION PORT (AT BOTTOM OF STEERING COLUMN) DOOR LOCK DOOR UNLOCK DRIVER DR UNLOCK DRIVER CYLINDER LOCK SWITCH DRIVER DOOR LOCK DRIVER DOOR LOCK MOTOR/ AJAR SWITCH DRIVER DOOR MODULE FUSE 12 FUSE 8 FUSED B (+) GROUND HOT AT ALL TIMES JUNCTION BLOCK JUNCTION BLOCK (BEHIND LEFT SIDE OF DASH) LEFT LIFTGATE AJAR SWITCH LEFT REAR DOOR LOCK MOTOR/ AJAR SWITCH LF DOOR AJAR SW LF KEY CYL SW SENSE LIFTGATE FLIP-UP AJAR SWITCH LIFTGATE FLIP-UP PUSH BUTTON SWITCH LIFTGATE FLIP-UP RELEASE SOLENOID (IN LIFTGATE) LIFTGATE LOCK MOTOR LIMIT SWITCH LT GRN/ORG WIRE ORG/ WIRE ORG/BLK WIRE ORG/BRN WIRE ORG/VIO WIRE ORG/WHT WIRE PASSENGER DOOR LOCK MOTOR/ AJAR SWITCH PASSENGER DOOR MODULE PCI BUS PNK PNK WIRE PNK WIRE PNK/BLK WIRE PNK/VIO WIRE POWER DISTRIBUTION CENTER (NEXT TO BATTERY) REAR WIPER MOTOR RED WIRE RF AJAR SW RIGHT LIFTGATE AJAR SWITCH RIGHT REAR DOOR LOCK MOTOR/ AJAR SWITCH TAN WIRE TAN/BLK WIRE TAN/ORG WIRE TAN/RED WIRE TAN/YEL WIRE VIO WIRE VIO/YEL WIRE WHT WIRE YEL WIRE YEL/VIO WIRE YEL/VIO/BLK WIRE YEL/VIO/BRN WIRE YEL/VIO/GRY WIRE YEL/VIO/WHT 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 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