Hyundai Sonata IV (1998-2001) engine/transmission control module (e/tcm) (behind lower center of dash) Wiring diagrams

1 2 4 5 6 7 8 14 15 18 19 20 21 22 27 28 29 30 DCC 1 3 J/C 41 (LEFT SIDE OF ENGINE) 3 1 2 PNK WIRE 6 2 PNK WIRE 7 14 DATA LINK CONNECTOR (UNDER DASH, RIGHT OF STEERING COLUMN) 7 3 6 8 CHECK CONNECTOR A/T CONTROL RELAY (FRONT OF ENGINE COMPT) A/T PULSE GENERATOR "A" (ON TOP OF TRANSAXLE) A/T PULSE GENERATOR "B" (ON TOP OF TRANSAXLE) AT FUSE ATM SOLENOID ASSEMBLY (IN TRANSAXLE VALVE BODY) BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CRUISE CONTROL MODULE (RIGHT SIDE OF ENG COMPT, ON STRUT TOWER) EGR FUSE ENGINE COMPARTMENT JUNCTION BLOCK ENGINE COOLANT TEMPERATURE SENSOR (FRONT OF CYLINDER HEAD) ENGINE/TRANSMISSION CONTROL MODULE (E/TCM) (BEHIND LOWER CENTER OF DASH) EXTERIOR LIGHT SYSTEM EXTERIOR LIGHTS SYSTEM (STOP LIGHT SWITCH) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON, START PASSENGER COMPARTMENT JUNCTION BLOCK FUSE 5 HOT W/ ECM CONTROL RELAY ENERGIZED INSTRUMENT CLUSTER SYSTEM J/C 42 (LEFT SIDE OF ENGINE) 8 4 3 2 10 14 LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE NCA WIRE OIL TEMP SENSOR ORG/ WIRE ORG/BLK WIRE PNK PNK PNK WIRE PNK WIRE PPL RED WIRE RED/BLK WIRE STARTING/ CHARGING SYSTEM THROTTLE POSITION SENSOR (ON THROTTLE BODY ASSEMBLY) WHT WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

12 3 SENS GRD FLASH SOURCE 15 14 FLASH SOURCE FLASH SOURCE 7 5 K-LINE SPARK TIMING A/T ABS CONTROL MODULE (RIGHT SIDE OF ENGINE COMPT) BLK WIRE BLK/WHT WIRE BRN WIRE CHECK CONNECTOR DATA INPUT/ OUTPUT DATA LINK CONNECTOR (DLC) (RIGHT OF STEERING COLUMN) DIAG ECM CONTROL RELAY (BEHIND DASH) ELECTRONIC POWER STEERING CONTROL MODULE (BEHIND CENTER OF DASH) ENGINE COMPARTMENT JUNCTION BLOCK ENGINE CONTROL MODULE (ECM) (BEHIND LOWER CENTER OF DASH) ENGINE CONTROLS SYSTEM ENGINE/TRANSMISSION CONTROL MODULE (E/TCM) (BEHIND LOWER CENTER OF DASH) FUSE 20 GRN WIRE GRY WIRE HOT AT ALL TIMES JUNCTION CONNECTOR K LINE KEYLESS ENTRY CONTROL MODULE (BEHIND LOWER CENTER OF DASH) LT BLU WIRE M/T ORG/ WIRE ORG/BLK WIRE PASSENGER COMPARTMENT JUNCTION BLOCK POWER DISTRIBUTION SYSTEM SENS GRD SPARK TIMING SRS CONTROL MODULE (UNDER FLOOR CONSOLE) SUNROOF FUSE TAN WIRE TAN/WHT WIRE VEHICLE SPEED SENSOR (ON BOTTOM OF TRANSAXLE) VSS OUT WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

2 3 (M/T) (A/T) 2.4L 2.5L 2.5L, 2.4L 3 2 (M/T) (A/T) A/T BLK WIRE BLK/WHT WIRE BRAKE FLUID LEVEL SENSOR (IN BRAKE FLUID RESERVOIR) BRN WIRE DATA LINK CONNECTOR (DLC) (UNDER DASH, RIGHT OF STEERING COLUMN) DRL CONTROL MODULE (RIGHT SIDE OF ENG COMPT, FORWARD OF STRUT TOWER) ENGINE COMPARTMENT JUNCTION BLOCK ENGINE/TRANSMISSION CONTROL MODULE (E/TCM) (BEHIND LOWER CENTER OF DASH) FUEL SENDER FUEL TANK GAUGE SENDER LT BLU WIRE M/T NCA WIRE PARKING BRAKE SWITCH (AT BASE OF BRAKE LEVER) PASSENGER COMPARTMENT JUNCTION BLOCK PNK WIRE PPL PPL 3 4 5 THERM- ISTRO VEHICLE SPEED SENSOR (2.4L-BOTTOM OF TRANSAXLE) (2.5L-TOP OF TRANSAXLE) WHT WIRE YEL WIRE

1 2 PNK WIRE A/C PRES A/C SYSTEM A/T RELAY AIR FLOW SENS PNK GEN G WIRE AIR TEMP SENS BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CHECK CONNECTOR CHECK ENGINE IND CLOSE COOLING FANS SYSTEM ECM CONTROL RELAY (BEHIND DASH, RIGHT SIDE OF CENTER SUPPORT BRACKET) EGR SOL ENGINE COMPARTMENT JUNCTION BLOCK ENGINE COMPARTMENT JUNCTION BLOCK MAIN FUSE ENGINE/TRANSMISSION CONTROL MODULE (E/TCM) (BEHIND LOWER CENTER OF DASH) FAN RLY FAN RLY FUEL INJECTORS FUEL SENDER AND FUEL PUMP MOTOR (TOP OF FUEL TANK) FUSE 10 GRN WIRE GRN/WHT WIRE GROUND BATTERY MEM PWR PNK WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ECM FUSE HOT IN ON OR START IGN COIL 2, 3 IGN COIL 1, 4 IGNITION COIL 1 (TOP FRONT OF ENGINE) IGNITION COIL 2 (TOP REAR OF ENGINE) IGNITION SWITCH INJ 2 CCV PURGE SOL INJ 3 INJ 4 INJ 1 SPARK TIMING MIL CTRL A/C REL F PMP CTRL INSTRUMENT CLUSTER LOCK LT BLU WIRE LT BLU/BLK WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE P/S SW PASSENGER COMPARTMENT JUNCTION BLOCK PNK 10 11 12 13 14 15 16 17 18 WIRE PNK 6 5 7 PNK WIRE PNK PNK PNK PNK PNK PNK PNK 1 2 3 4 5 6 7 8 9 WIRE PNK WIRE PNK/BLK WIRE POWER STEERING PRESSURE SWITCH (RIGHT FRONT OF ENG COMPT) PPL START SIG P/N INPUT PURGE CONTROL SOLENOID VALVE (FRONT OF INTAKE MANIFOLD) RED WIRE STARTING/ CHARGING SYSTEM TACHO- METER TAN WIRE TAN/BLK WIRE TO SPARK PLUGS WHT WIRE YEL WIRE YEL/BLK WIRE

15 16 17 18 19 PNK PNK WIRE 6 7 8 9 PNK WIRE A/C SIG A/C SYSTEM A/T CONTROL RELAY (FRONT OF ENGINE COMPT) A/T PULSE GENERATOR "A" (ON TOP OF TRANSAXLE) A/T PULSE GENERATOR "B" (ON TOP OF TRANSAXLE) ATM SOLENOID ASSEMBLY (IN TRANSAXLE VALVE BODY) AUTO CRUISE PULSE GEN B PULSE GEN A D INPUT P INPUT UD BATTERY GROUND BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CRUISE CONTROL SYSTEM ENGINE/TRANSMISSION CONTROL MODULE (E/TCM) (BEHIND LOWER CENTER OF DASH) FLASH SOURCE FLASH SOURCE GRN WIRE GRY WIRE HOT AT ALL TIMES ENGINE COMPARTMENT JUNCTION BLOCK A/T FUSE INSTRUMENT CLUSTER SYSTEM J/C (LEFT SIDE OF ENGINE) K-LINE DIAG L INPUT 3 INPUT R INPUT OD LR LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE NCA WIRE O/T STOP LAMP SW 2 INPUT N INPUT OIL TEMP SENSOR ORG/ WIRE ORG/BLK WIRE PNK 1 2 WIRE PNK WIRE PPL PPL 11 12 13 PPL FTP SENS MAP SENS KS SIG RED WIRE RED/BLK WIRE STARTING/ CHARGING SYSTEM TAN WIRE TRANSAXLE RANGE SWITCH (ON TOP OF TRANSAXLE) VSS INPUT IDLE SW TPS SIG BATTERY GROUND WHT WIRE YEL WIRE YEL/WHT WIRE