Hyundai Sonata VIII (2019-2023) icu junction block Wiring diagrams

12.3 INCH LCD B+ (MOTOR) SR MTR PWR HSD GND SYSTEM B+ (SYSTEM) GND MOTOR BLK WIRE BLK/ORG WIRE BLU WIRE BLU/BLK WIRE BRN WIRE C-CAN TRANSCEIVER CLUSTER FUSE COMPUTER DATA LINES SYSTEM E-SHIFTER 1 FUSE E-SHIFTER 2 FUSE ELECTRONIC ATM SHIFT LEVER ACTUATOR ENCODER 1 ENCODER 2 ENCODER 2 ENCODER 1 ENCODER SENS GND ENCODER SENS PWR GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRY WIRE HIGH LOW HOT AT ALL TIMES IBU (RIGHT SIDE OF DASH) ICU JUNCTION BLOCK ICU-B ICU-E INSTRUMENT CLUSTER LOCAL CAN HIGH LOCAL CAN LOW MCU (3.5 INCH LCD) NCA WIRE ON/START INPUT ORG/ WIRE P POS SIG P-CAN HIGH P-CAN LOW PHASE U PHASE V PHASE W RED WIRE RELAY ENERGIZED SCU (LEFT SIDE OF DASH) SENS GND SIG (1) SIG (2) SIG GND 1 SR MTR PWR HSD STOP LPS SW SUPPLY TRIP SW (-) I/P TRIP SW 1 (+) TRIP SW 2 (+) W/ SMART KEY W/O SMART KEY WHT WIRE YEL WIRE

12.3 INCH LCD BLK WIRE BLK/ORG WIRE BLU WIRE BLU/BLK WIRE BRN WIRE C-CAN TRANSCEIVER CLUSTER FUSE COMPUTER DATA LINES SYSTEM E-SHIFTER 1 FUSE E-SHIFTER 2 FUSE ELECTRONIC SHIFT LEVER ACTUATOR ENCODER 1 ENCODER 2 ENCODER 2 ENCODER 1 ENCODER SENS GND ENCODER SENS PWR GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRY WIRE H-CAN HIGH H-CAN LOW HIGH LOW HOT AT ALL TIMES IBU (RIGHT SIDE OF DASH) ICU JUNCTION BLOCK ICU-B ICU-E INSTRUMENT CLUSTER MCU (3.5 INCH LCD) MEMORY PWR (PWR) SBW ACTR B+ GND PWR MEMORY PWR (SIG) GND SIG NCA WIRE ON/START INPUT ORG/ WIRE P POS SIG P-CAN HIGH P-CAN LOW PHASE U PHASE V PHASE W PNK WIRE RED WIRE RELAY ENERGIZED SCU (LEFT SIDE OF DASH) SENS GND SENS PWR SIG (1) SIG (2) SIGNAL GND 1 SR MTR PWR HSD STOP LPS SW TRIP SW 1 (+) TRIP SW 2 (+) TRIP SW(-) WHT WIRE YEL WIRE

12.3 INCH LCD B+ (MOTOR) SR MTR PWR HSD GND SYSTEM B+ (SYSTEM) GND BLK WIRE BLK/ORG WIRE BLU WIRE BLU/BLK WIRE BRN WIRE C-CAN TRANSCEIVER CLUSTER FUSE COMPUTER DATA LINES SYSTEM E-SHIFTER 1 FUSE E-SHIFTER 2 FUSE ELECTRONIC ATM SHIFT LEVER ACTUATOR ENCODER 1 ENCODER 2 ENCODER 2 ENCODER 1 ENCODER SENS GND ENCODER SENS PWR GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRY WIRE HIGH LOW HOT AT ALL TIMES IBU (RIGHT SIDE OF DASH) ICU JUNCTION BLOCK ICU-B ICU-E INSTRUMENT CLUSTER LOCAL CAN HIGH LOCAL CAN LOW MCU (3.5 INCH LCD) NCA WIRE ON/START INPUT ORG/ WIRE P POS SIG P-CAN HIGH P-CAN LOW PHASE U PHASE V PHASE W RED WIRE RELAY ENERGIZED SCU (LEFT SIDE OF DASH) SENS GND SIG (1) SIG (2) SIG GND 1 SR MTR PWR HSD STOP LPS SW SUPPLY TRIP SW (-) I/P TRIP SW 1 (+) TRIP SW 2 (+) W/ SMART KEY W/O SMART KEY WHT WIRE YEL WIRE

B-CAN HIGH B-CAN LOW BATT GND BATT PWR BLK WIRE BLK/ORG WIRE BLU WIRE BMS WAKEUP BRN WIRE CLUTCH PRESSURE SENSOR COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM E/R JUNCTION BLOCK E/R-A ELECTRONIC A/C COMPRESSOR GRN WIRE GRY WIRE H-CAN HIGH H-CAN LOW HEV ECU FUSE HPCU HPCU (LEFT SIDE OF ENGINE COMPT) HPCU-S HSG RESOLVER HSG RESOLVER SENS 1 HSG RESOLVER SENS 2 HSG RESOLVER SENS 3 HSG RESOLVER SENS 4 HSG RESOLVER SHIELD ICU JUNCTION BLOCK ICU-D ICU-E ICU-G IPS CONTROL MODULE LDC MOTOR RESOLVER MOTOR RESOLVER SENS 1 MOTOR RESOLVER SENS 2 MOTOR RESOLVER SENS 3 MOTOR RESOLVER SENS 4 MOTOR RESOLVER SHIELD OPCU FUSE ORG/ WIRE P-CAN HIGH P-CAN LOW PCB BLOCK PNK WIRE PNK/BLK WIRE PWM RED WIRE RELAY ENERGIZED SIG START FUSE WATER PUMP (LIN) WHT WIRE WHT/ORG WIRE YEL WIRE

12.3 INCH LCD B-CAN HIGH B-CAN LOW BATTERY MANAGEMENT FUSE BLK WIRE BLU WIRE BRN WIRE C-CAN TRANSCEIVER CLUSTER FUSE COMPUTER DATA LINES SYSTEM E/R JUNCTION BLOCK GRN/ORG WIRE GRY WIRE HEV ECU 1 FUSE IBU (RIGHT SIDE OF DASH) ICU JUNCTION BLOCK ICU-E INSTRUMENT CLUSTER MCU (3.5 INCH LCD) OPCU 1 FUSE ORG/ WIRE P POS P POSITION PNK WIRE PUMP PWR-U RED WIRE RELAY ENERGIZED RIGHT END OF DASH) SCU SIG SIG GND 1 SSB START FEEDBACK START/STOP BUTTON SWITCH STARTING RELAY WHT WIRE WHT/ORG WIRE YEL WIRE YEL/BLK WIRE YEL/ORG WIRE

BLK WIRE BLU WIRE BMS ASSEMBLY BRN WIRE CRASH PAD SWITCH (UP) CURRENT SENSOR (LV) FROM BMS CONTROL MODULE (DIAGRAM 4 OF 8) FUSE GRY WIRE HOT W/ ACC RELAY ENERGIZED ICU JUNCTION BLOCK ICU-C ILL MAIN NEGATIVE RELAY MAIN POSITIVE RELAY MODULE 4 FUSE NCA WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE POWER RELAY ASSEMBLY POWER TOPS SYSTEM PRA-BN PRA-BP PRA-HC PRA-HS PRA-IN PRA-IP PRE CHARGE RELAY PRE-CHARGE RESISTOR RED WIRE SERVICE PLUG TO MAIN BATTERY MODULE 1 (DIAGRAM 7 OF 8) TO MAIN MAIN BATTERY MODULE 9 (DIAGRAM 8 OF 8) YEL WIRE

12.3 INCH LCD 12.3 TFT DISPLAY (12.3 INCH LCD) 3.5 INCH BLK WIRE BLU WIRE BRN WIRE C-CAN CAMSHAFT POSITION SENSOR 1 (INTAKE) CAMSHAFT POSITION SENSOR 2 (EXHAUST) CHECK ENGINE IND CLUSTER FUSE COMMAND COMPUTER DATA LINES SYSTEM CRANKSHAFT POSITION SENSOR EGR COOLING MOTOR ETC MOTOR, THROTTLE POSITION SENSOR (ON THROTTLE BODY ASSEMBLY) FUEL FUEL IND GPF IND GRN WIRE ICU JUNCTION BLOCK ICU-E IND INSTRUMENT CLUSTER LCD MAP SENSOR MASTER MCU (3.5 INCH LCD) MOTOR OPU ORG/ WIRE PNK WIRE PWM RED WIRE RELAY ENERGIZED SENDER SIG GND 1 STATUS OPU THROTTLE POSITION SENSOR TRANSCEIVER/ WHT WIRE YEL WIRE

APS 1 PWR APS 2 PWR ASIC BLK WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BRAKE SWITCH FUSE BRN WIRE CCV CTRL COIL COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM COV B+ COV GND ELCM ELCM OUTPUT (MOTOR) ELCM OUTPUT (VALVE) ELCM P SENS GND ENGINE CTRL RLY CTRL FUEL PUMP RLY CTRL GRN WIRE GRN/BLK WIRE GRY WIRE H-CAN LOW HOT AT ALL TIMES HPCU HPCU HPCU-S IBU ICU JUNCTION BLOCK ICU-B IMMO DATA IMMO DATA LINE INJ CTRL 1 INJ CTRL 1 (-) MEMORY PWR INJ CTRL 2 (+) H-CAN HIGH INJ CTRL 3 INJ CTRL 4 INPUT INTEGRATED ELECTRIC BRAKE MODULE LAMP LIN COMMUNICATION LINE MEMORY MODULE 5 FUSE MTR B MTR GND NCA WIRE OIL PRESSURE CONTROL VALVE ON/START OPCV CTRL ORG/ WIRE OXYGEN SENS (DOWN) HEATER OXYGEN SENS (DOWN) SIG SENS PWR OXYGEN SENSOR (DOWN) P SENS VCC P SNSR GND P SNSR VOUT P-CAN HIGH PCM PCSV CTRL PNK WIRE PURGE CONTROL SOLENOID VALVE PWR RED WIRE RELAY ENERGIZED SENS HEATER SENS PWR SIG STOP STOP LP SIG STOP SIG UP SIG VEH VEH SPD WAKE WAKE UP SIG WHT WIRE WHT/ORG WIRE YEL WIRE

12.3 INCH LCD ACCEL PEDAL POSITION SENSOR ASIC BLK WIRE BLU WIRE BRAKE SWITCH FUSE BRN WIRE C-CAN CHECK ENGINE IND CLUSTER FUSE COIL COMPUTER DATA LINES SYSTEM FUEL GRN WIRE GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START ICU JUNCTION BLOCK ICU-B ICU-E ICU-F INSTRUMENT CLUSTER MCU (3.5 INCH LCD) MEMORY PWR MODULE 3 FUSE MODULE 5 FUSE NCA WIRE ON/START INPUT ORG/ WIRE PNK WIRE PNK/BLK WIRE PNK/ORG WIRE RED WIRE SENDER SIG GND 1 STOP LAMP SIG STOP LAMP SWITCH STOP SIG TOP OF ENGINE) TRANSCEIVER/ WHT WIRE YEL WIRE YEL/BLK WIRE

12.3 INCH LCD 12.3 TFT DISPLAY A/C PRESSURE TRANSDUCER ASIC B-CAN HIGH B-CAN LOW BLK WIRE BLU WIRE BRAKE SWITCH FUSE BRN WIRE C-CAN TRANSCEIVER CHECK ENGINE IND CLUSTER FUSE COIL COMPUTER DATA LINES SYSTEM FUEL FUEL TANK PRESSURE SENSOR GRN WIRE GRN/BLK WIRE GRY WIRE HIGH PRESSURE FUEL PUMP HOT AT ALL TIMES HOT W/ ICU JUNCTION BLOCK ICU-B ICU-E ICU-G INSTRUMENT CLUSTER MCU (3.5 INCH LCD) MEMORY PWR MODULE 5 FUSE ON/START INPUT ORG/ WIRE PNK WIRE PNK/BLK WIRE RED WIRE SENDER SIG STOP LAMP SIG STOP LAMP SW STOP LAMP SWITCH STOP SIG TOP OF ENGINE) WHT WIRE YEL WIRE