Ford Thunderbird X (1988-1997) primary junction block Wiring diagrams

AUTO SHOCK TEST CONN AUTOMATIC SHOCK CONTROL MODULE (UNDER CENTER OF REAR PACKAGE TRAY) BLK 57 WIRE BLK WIRE BLK/ORG WIRE BRAKE PRES SW L FRONT SHOCK ACTU HARD RIDE RELAY SOFT RIDE RELAY BRAKE PRESSURE SW BRN 634 WIRE BRN WIRE DK GRN/LT GRN 419 WIRE DK GRN/LT GRN WIRE DK GRN/WHT 150 WIRE DK GRN/WHT WIRE DK GRN/YEL 418 WIRE DK GRN/YEL WIRE FIRM RIDE INDICATOR FOG LT SW FUSE #4 POWER DIST BOX GROUND GROUND RT FNT SHOCK ACTU GRY/RED 359 WIRE GRY/RED 844 WIRE GRY/RED WIRE HARD RIDE RELAY (BELOW CENTER OF REAR PACKAGE TRAY) HOT AT ALL TIMES HOT IN RUN HOT WITH HEADLT SW IN PARK OR HEAD ILLUMINATION INSTRUMENT CLUSTER LEFT FRONT SHOCK ACTUATOR LEFT REAR SHOCK ACTUATOR LT BLU 353 WIRE LT BLU WIRE LT GRN/PPL 838 WIRE LT GRN/PPL WIRE LT GRN/WHT 839 WIRE LT GRN/WHT WIRE ORG 636 WIRE ORG/ WIRE ORG/RED 293 WIRE ORG/RED WIRE ORG/WHT 836 WIRE ORG/WHT WIRE PANEL LPS PCM POWER STEERING ACTUATOR (ON POWER STEERING PUMP) POWERTRAIN CTRL MODULE (RIGHT COWL PANEL) PPL/ORG 298 WIRE PPL/ORG WIRE PRIMARY JUNCTION BLOCK PWR STEERING ACTU RED 633 WIRE RED WIRE RIDE SELECT SW (CENTER CONSOLE) RIDE SELECT SW L REAR SHOCK ACTU GROUND RIGHT FRONT SHOCK ACTUATOR RIGHT REAR SHOCK ACTUATOR RUN PWR RUN WIRE SECONDARY JUNCTION BLOCK (RIGHT SIDE OF STEERING COLUMN) SHOCK TEST CONN SOFT RIDE RELAY (BELOW CENTER OF REAR PACKAGE TRAY) STEERING SENSOR STEERING SENSOR REFERENCE VOLTAGE SHOCK TEST CONN PWR STEERING ACTU STEERING SENSOR RT REAR SHOCK ACTU TAN/BLK WIRE TAN/RED WIRE VEHICAL SPEED SENSOR VEHICLE SPEED SENSOR (ON TRANSMISSION) WHT 843 WIRE WHT WIRE WHT/BLK 840 WIRE WHT/BLK WIRE WHT/ORG 842 WIRE WHT/ORG WIRE WHT/PPL 209 WIRE WHT/PPL WIRE WHT/RED 841 WIRE WHT/RED WIRE YEL/BLK 837 WIRE YEL/BLK WIRE YEL/LT GRN 330 WIRE

ACTUATOR POWER ACTUATOR RETURN BLK WIRE BRN WIRE EVO TEST CONNECTOR (RIGHT SIDE OF TRUNK) FUSE GROUND GRY/BLK WIRE GRY/RED WIRE HOT IN RUN IGNITION LT BLU WIRE NOT USED ORG/BLK WIRE PNK/ORG WIRE PPL/ORG WIRE PRIMARY JUNCTION BLOCK RED WIRE ROTATION SENSOR RUN WIRE SECONDARY JUNCTION BLOCK STEERING SENSOR STEERING WHEEL ROTATION SENSOR (BOTTOM OF STEERING COLUMN) TEST CONN VEHICLE SPPED SENSOR (VSS) (LEFT REAR OF TRANSMISSION) VSS YEL/LT GRN WIRE

ACTUATOR POWER ACTUATOR RETURN AUTO SHOCK TEST CONNECTOR (RIGHT REAR OF ENGINE COMPARTMENT, BEHIND SHOCK TOWER) BLK WIRE BRN WIRE ELECTRONIC SUSPENSION SYSTEM FUSE GROUND GRY WIRE GRY/BLK WIRE GRY/RED WIRE HOT IN RUN IGNITION LT BLU WIRE PNK/ORG WIRE PPL/ORG WIRE PRIMARY JUNCTION BLOCK RED WIRE ROTATION SENSOR RUN WIRE SECONDARY JUNCTION BLOCK STEERING WHEEL ROTATION SENSOR (BOTTOM OF STEERING COLUMN) TEST TERMINALS VEHICLE SPPED SENSOR (VSS) (LEFT REAR OF TRANSMISSION) VOLTAGE REF VSS INPUT WHT/PPL WIRE YEL WIRE YEL/BLK WIRE YEL/LT GRN WIRE

A/T AUTOLAMP DUAL COIL RELAY AUTOMATIC SHOCK CONTROL MODULE BACKUP LAMP SWITCH BLK WIRE BLK/PNK WIRE BLU WIRE BRAKE/ BRN WIRE DIGITAL CLOCK DK DK ELECTRONIC FLASHER GRN WIRE HAZARD HAZARD SWITCH NORMAL HEAD HIGH MOUNT STOP LAMPS HOT AT ALL TIMES HOT IN RUN INSTRUMENT CLUSTER LEFT FRONT PARK/ TURN LAMP LEFT FRONT PARK LAMP JUNCTION CONNECTOR LEFT LED BAR SOLID STATE LEFT LICENSE LAMP LEFT REAR STOP/ PARK/ TURN LAMP LT BLU WIRE LT GRN WIRE LT GRN/WHT WIRE LT LEFT TURN INDI- CATOR RIGHT TURN INDI- CATOR M/T MAIN LAMP SWITCH MULTI- FUNCTION SWITCH OFF PARK ORG/ WIRE ORG/RED WIRE PANEL DIMMER SWITCH PANEL LPS FUSE PARK LAMP IN-LINE FUSE HOLDER PARK LPS FUSE PNK RIGHT REAR STOP/ PARK/ TURN LAMP LEFT BACKUP LAMP WIRE PNK WIRE PPL PPL/ORG WIRE PRIMARY JUNCTION BLOCK RED WIRE RED/WHT WIRE REMOTE KEYLESS ENTRY MODULE RIGHT BACKUP LAMP RIGHT FRONT PARK LAMP RIGHT FRONT PARK/ TURN LAMP RIGHT LED BAR SOLID STATE RIGHT LICENSE LAMP SECONDARY JUNCTION BLOCK SOLID STATE STOP/HAZ FUSE SWITCH (ON TOP OF BRAKE PEDAL SUPPORT) TAN/WHT WIRE THUNDERBIRD ONLY TRANSMISSION RANGE (TR) SENSOR TURN SIG FUSE TURN SWITCHES TURN LEFT TURN RIGHT W/KEYLESS ENTRY WHT WIRE WHT/LT BLU WIRE

20 21 22 23 PNK WIRE AIR CONDITIONING SYSTEM (A/C HIGHT PRESSURE CUTOUT/FAN SW) BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BRN/LT BLU WIRE BRN/LT GRN WIRE BRN/PNK WIRE BRN/WHT WIRE BRN/YEL WIRE CAMSHAFT POSITION (CMP) SENSOR (TOP FRONT OF ENGINE) CID IAT VREF PFE CLUSTER FUSE DK BLU/ORG WIRE DK GRN WIRE DK GRN/WHT WIRE DK GRN/YEL WIRE EGR VACUUM REGULATOR (EVR) SOLENOID (RIGHT SIDE OF SAFETY WALL) EVR FUEL PUMP/FUEL GAUGE SENDER (TOP OF FUEL TANK) GRY WIRE GRY/BLK WIRE GRY/LT BLU WIRE GRY/ORG WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HOT IN RUN OR START INERTIA FUEL SHUTOFF SW (LEFT SIDE OF TRUNK) INJ 4 SPOUT VPWR EPC INJ 3 PWR GND TCS ACP PNK WIRE INJECTORS IDLE AIR CONTROL (IAC) VALVE #1 INSTRUMENT CLUSTER LEFT LT BLU/ORG WIRE LT BLU/RED WIRE LT BLU/YEL WIRE LT GRN WIRE LT GRN/ORG WIRE LT GRN/PPL WIRE LT GRN/RED WIRE MALFUNCTION INDICATOR LAMP OCT ADJ MLP ORG/BLK WIRE ORG/RED OR GRY WIRE ORG/RED WIRE ORG/WHT WIRE ORG/YEL WIRE PARK/TURN SIGNAL LAMPS PNK/BLK WIRE PNK/LT BLU WIRE PNK/LT GRN WIRE PNK/ORG WIRE PNK/YEL WIRE POWERTRAIN CONTROL MODULE (PCM) (RIGHT COWL PANEL) PPL PPL/ORG WIRE PRESSURE FEEDBACK EGR (PFE) SENSOR (RIGHT REAR OF ENGINE) PRIMARY JUNCTION BLOCK RED WIRE RED/BLK WIRE RED/YEL WIRE SECONDARY JUNCTION BLOCK SIG RTN TP STI TFI MAF STI DATA LINK CONN SIDE OF ENGINE COMPARTMENT) TACHOMETER TAN WIRE TAN/BLK WIRE TAN/LT BLU WIRE TAN/LT GRN WIRE TAN/ORG WIRE TAN/WHT WIRE TCC WAC TCIL PIP VPWR INJ 1 INJ 2 PWR GND VEHICLE SPEED SENSOR (REAR OF TRANSMISSION) WHT WIRE WHT/LT BLU WIRE WHT/LT GRN WIRE WHT/PNK WIRE WHT/PPL WIRE WHT/YEL WIRE YEL WIRE

BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BRN/WHT WIRE DATA LINK CONNECTOR (RIGHT SIDE OF ENGINE COMPARTMENT) DK GRN WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMP (ECT) SENSOR (TOP FRONT OF ENGINE) EVAP CANISTER PURGE SOLENOID (BEHIND RIGHT HEADLIGHT) FUSE 15 GRY WIRE GRY/LT BLU WIRE GRY/ORG WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HEATED OXYGEN SENSOR #1 (RIGHT EXHAUST MANIFOLD) HEATED OXYGEN SENSOR #2 (LEFT EXHAUST MANIFOLD) HOT AT ALL TIMES HOT IN RUN INTAKE AIR TEMPERATURE (IAT) SENSOR (TOP LEFT REAR OF ENGINE) LT BLU/ORG WIRE LT BLU/RED WIRE LT BLU/YEL WIRE LT GRN/PPL WIRE LT GRN/RED WIRE MASS AIRFLOW (MAF) SENSOR (IN AIR INTAKE ASSEMBLY) NCA WIRE OCTANE ADJUST PLUG (CALIF ONLY) (RIGHT SIDE OF ENGINE COMPARTMENT) ORG/BLK WIRE ORG/RED OR GRY WIRE ORG/WHT WIRE ORG/YEL WIRE PNK WIRE PNK/BLK WIRE PNK/LT BLU WIRE PNK/LT GRN WIRE PNK/YEL WIRE POWER DISTRIBUTION BOX PPL PPL/ORG WIRE PRIMARY JUNCTION BLOCK RED WIRE RED/BLK WIRE TAN/LT BLU WIRE TAN/ORG WIRE TAN/WHT WIRE THROTTLE POSITION (TP) SENSOR (ON THROTTLE BODY) WHT/LT GRN WIRE WHT/PNK WIRE WHT/YEL WIRE YEL WIRE

A/T BLK WIRE BLK/ORG WIRE BLU WIRE CLUSTER FUSE CLUTCH PEDAL POSITION (CPP) SWITCH (TOP OF CLUTCH PEDAL SUPPORT) DK GRN/WHT WIRE ELECTRONIC PRESSURE CONTROL (EPC) SOLENOID GRN WIRE GRY/ORG WIRE GRY/RED WIRE GRY/YEL WIRE HOT IN RUN HOT IN RUN OR START INSTRUMENT CLUSTER LT BLU/ORG WIRE LT BLU/YEL WIRE LT GRN/PPL WIRE M/T MANUAL LEVER POSITION (MLP) SENSOR (LEFT REAR OF TRANSMISSION) ORG/BLK WIRE ORG/RED WIRE ORG/WHT WIRE ORG/YEL WIRE OUTPUT SHAFT SPEED SENSOR (LEFT SIDE OF TRANSMISSION) PARK/NEUTRAL POSITION SWITCH (LEFT REAR OF TRANSMISSION) PNK WIRE PNK/BLK WIRE PNK/LT BLU WIRE PNK/YEL WIRE PPL PPL/ORG WIRE PPL/YEL WIRE PRIMARY JUNCTION BLOCK RED WIRE RED/YEL WIRE RUN FUSE SECONDARY JUNCTION BLOCK SHIFT SOLENOID (SS) TAN/ORG WIRE TAN/WHT WIRE TORQUE CONVERTER CLUTCH (TCC) SOLENOID TRANSMISSION CONTROL INDICATOR TRANSMISSION CONTROL SWITCH (TCS) (BELOW FRONT OF CONSOLE) TRANSMISSION OIL TEMPER- ATURE (TOT) SENSOR WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/LT GRN WIRE WHT/PNK WIRE WHT/RED WIRE WHT/YEL WIRE

AIR CONDITIONING SYSTEM (A/C HIGHT PRESSURE CUTOUT/FAN SW) ARC EVR PFC INJ 4 SPOUT VPWR EPC INJ 3 PWR GND TCS ACP BARO SIG RTN TP STI TFI MAF BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BRN/LT BLU WIRE BRN/LT GRN WIRE BRN/PNK WIRE BRN/WHT WIRE BRN/YEL WIRE CAMSHAFT POSITION (CMP) SENSOR (TOP FRONT OF ENGINE) CLUSTER FUSE COOLING FANS DK BLU/LT GRN WIRE DK BLU/ORG WIRE DK GRN WIRE DK GRN/WHT WIRE DK GRN/YEL WIRE EGR VACUUM REGULATOR (EVR) SOLENOID (RIGHT SIDE OF SAFETY WALL) ELECTRONIC SUSPENSION SYSTEM 386 360 461 FUEL PUMP/FUEL GAUGE SENDER (TOP OF FUEL TANK) GRY WIRE GRY/BLK WIRE GRY/LT BLU WIRE GRY/ORG WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HOT IN RUN OR START IDLE AIR CONTROL (IAC) VALVE #1 (ON THROTTLE BODY) INERTIA FUEL SHUTOFF SW (LEFT SIDE OF TRUNK) INJECTORS INSTRUMENT CLUSTER LEFT LT BLU/ORG WIRE LT BLU/RED WIRE LT BLU/YEL WIRE LT GRN WIRE LT GRN/ORG WIRE LT GRN/PPL WIRE LT GRN/RED WIRE MALFUNCTION INDICATOR LAMP OCT ADJ MLP ORG/ WIRE ORG/BLK WIRE ORG/RED WIRE ORG/WHT WIRE ORG/YEL WIRE PARK/TURN SIGNAL LAMPS PNK WIRE PNK/BLK WIRE PNK/LT BLU WIRE PNK/LT GRN WIRE PNK/ORG WIRE PNK/YEL WIRE POWERTRAIN CONTROL MODULE (PCM) (RIGHT COWL PANEL) PPL/ORG WIRE PRESSURE FEEDBACK EGR (PFE) SENSOR (RIGHT REAR OF ENGINE) PRIMARY JUNCTION BLOCK RED WIRE RED/BLK WIRE RED/YEL WIRE SECONDARY JUNCTION BLOCK STI DATA LINK CONN SIDE OF ENGINE COMPARTMENT) SYSTEM TACHOMETER TAN WIRE TAN/BLK WIRE TAN/LT BLU WIRE TAN/LT GRN WIRE TAN/ORG WIRE TAN/WHT WIRE TCC WAC TCIL PIP VPWR INJ 1 INJ 2 PWR GND VEHICLE SPEED SENSOR (REAR OF TRANSMISSION) WHT WIRE WHT/LT BLU WIRE WHT/LT GRN WIRE WHT/PNK WIRE WHT/PPL WIRE WHT/YEL WIRE YEL WIRE YEL/RED WIRE

BAROMETRIC ABSOLUTE PRESSURE (BAP) (ON RIGHT SIDE OF SAFETY WALL) BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BRN/WHT WIRE DATA LINK CONNECTOR (RIGHT SIDE OF ENGINE COMPARTMENT) DK BLU/LT GRN WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMP (ECT) SENSOR (TOP FRONT OF ENGINE) EVAP CANISTER PURGE SOLENOID (BEHIND RIGHT HEADLIGHT) FUSE 15 GRY WIRE GRY/LT BLU WIRE GRY/ORG WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HEATED OXYGEN SENSOR #1 (RIGHT EXHAUST MANIFOLD) HEATED OXYGEN SENSOR #2 (LEFT EXHAUST MANIFOLD) HOT AT ALL TIMES HOT IN RUN INTAKE AIR TEMPERATURE (IAT) SENSOR (TOP LEFT REAR OF ENGINE) KNOCK SENSOR (KS) (RIGHT SIDE OF ENGINE, BELOW EXHAUST MANIFOLD) LT BLU/ORG WIRE LT BLU/RED WIRE LT BLU/YEL WIRE LT GRN/PPL WIRE LT GRN/RED WIRE MASS AIRFLOW (MAF) SENSOR (IN AIR INTAKE ASSEMBLY) NCA WIRE OCTANE ADJUST PLUG (CALIF ONLY) (RIGHT SIDE OF ENGINE COMPARTMENT) ORG/BLK WIRE ORG/RED WIRE ORG/WHT WIRE ORG/YEL WIRE PNK WIRE PNK/BLK WIRE PNK/LT BLU WIRE PNK/LT GRN WIRE PNK/YEL WIRE POWER DISTRIBUTION BOX PPL/ORG WIRE PRIMARY JUNCTION BLOCK RED WIRE RED/BLK WIRE TAN/LT BLU WIRE TAN/ORG WIRE TAN/WHT WIRE THROTTLE POSITION (TP) SENSOR (ON THROTTLE BODY) WHT/LT GRN WIRE WHT/PNK WIRE WHT/YEL WIRE YEL WIRE YEL/RED WIRE

A/T BLK WIRE BLK/ORG WIRE BLU WIRE CLUSTER FUSE CLUTCH PEDAL POSITION (CPP) SWITCH (TOP OF CLUTCH PEDAL SUPPORT) DK GRN/WHT WIRE ELECTRONIC PRESSURE CONTROL (EPC) SOLENOID GRN WIRE GRY/ORG WIRE GRY/RED WIRE GRY/YEL WIRE HOT IN RUN HOT IN RUN OR START INSTRUMENT CLUSTER LT BLU/ORG WIRE LT BLU/YEL WIRE LT GRN/PPL WIRE M/T MANUAL LEVER POSITION (MLP) SENSOR (LEFT REAR OF TRANSMISSION) ORG/BLK WIRE ORG/RED WIRE ORG/WHT WIRE ORG/YEL WIRE OUTPUT SHAFT SPEED SENSOR (LEFT SIDE OF TRANSMISSION) PARK/NEUTRAL POSITION SWITCH (LEFT REAR OF TRANSMISSION) PNK WIRE PNK/BLK WIRE PNK/LT BLU WIRE PNK/YEL WIRE PPL/ORG WIRE PPL/YEL WIRE PRIMARY JUNCTION BLOCK RED WIRE RED/YEL WIRE RUN FUSE SECONDARY JUNCTION BLOCK SHIFT SOLENOID (SS) TAN/ORG WIRE TAN/WHT WIRE TORQUE CONVERTER CLUTCH (TCC) SOLENOID TRANSMISSION CONTROL INDICATOR TRANSMISSION CONTROL SWITCH (TCS) (BELOW FRONT OF CONSOLE) TRANSMISSION OIL TEMPER- ATURE (TOT) SENSOR WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/LT GRN WIRE WHT/PNK WIRE WHT/RED WIRE WHT/YEL WIRE