Chevrolet·Sonic·2018 Chevrolet Sonic·Wiring
Wiring diagram

2018 Chevrolet Sonic — power distribution

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Power distribution

2 1 1 2 1 2 A 30A 7.5A 430A 10A 10A 30 85 87 86 5A 15A 30 10A 150A 80A 20A C B 20A 25A 40A 10A 20A 15A 20A 7.5A 7.5A 25A 40A 5A 30A BATTERY UNDERHOOD FUSE BLOCK BATTERY FUSE BLOCK OUTSIDE REAR VIEW MIRROR SWITCH DRIVER WINDOW SWITCH KEYLESS ENTRY CONTROL MODULE CHASSIS CONTROL MODULE STARTER MOTOR GENERATOR ELECTRONIC BRAKE CONTROL MODULE BODY CONTROL MODULE SEAT HEATING CONTROL MODULE POWER STEERING CONTROL MODULE STARTER RELAY INSTRUMENT PANEL FUSE BLOCK STEERING WHEEL AIR BAG COIL TRANSMISSION CONTROL MODULE CONTROL SOLENOID VALVE ASSEMBLY AUTOMATIC TRANSMISSION ASSEMBLY STEERING WHEEL HEATING CONTROL MODULE DRIVER SEAT ADJUSTER SWITCH PASSENGER PRESENCE MODULE HVAC CONTROL MODULE BLOWER MOTOR ENGINE CONTROL MODULE SUNROOF CONTROL MODULE EVAPORATIVE EMISSION VENT SOLENOID VALVE BODY CONTROL MODULE INTAKE MANIFOLD TUNING SOLENOID VALVE BRAKE BOOSTER PUMP MOTOR TURBOCHARGER BYPASS SOLENOID VALVE TURBOCHARGER WASTEGATE SOLENOID VALVE MULTI-FUNCTION INTAKE AIR SENSOR ENGINE CONTROL MODULE EVAPORATIVE EMISSION PURGE SOLENOID VALVE ENGINE COOLANT THERMOSTAT HEATER X5 14 X202 43 3 2 1 5 X2 A4 20 D X301 1 X3 1 X500 14 4 X1 2 X2 1 2 13 X201 2 28 2 5 2 1 F5 2 D3 X1 40 X2 13 28 D1 5 X302 15 J2 A B9 1 C2 X3 X202 34 X2 2 2 X208 19 6 X2 X350 E 1 X1 F2 20 X1 21 1 4 J1 X301 4 B X1 20 X4 1 25 X4 X2 X1 A X2 D2 D5 E1 X3 X2 K1 C3 X3 C1 D10 X2 C6 J3 C7 J4 F1 A2 RED/ YEL BRN/ VIO BRN/ VIO BLK BLK BLU RED/ WHT RED/ BRN VIO/ VIO/ BRN VIO/ BRN BLU RED/ RED/ WHT RED/ YEL VIO RED/ RED/ VIO BLU VIO/ VIO/ BLU VIO/ BLU RED BLU RED/ RED/ WHT BLU VIO/ VIO/ BLU BLU VIO/ VIO/ BLU BLU VIO/ YEL VIO/ BLU BLU VIO/ WHT RED/ RED/ WHT GRN RED VIO/ VIO VIO RED/ RED/ YEL RED/ YEL VIO/ BRN RED/ BLU RED/ BLU BLU RED/ WHT RED/ WHT BLU BLU RED/ WHT RED/ WHT BRN RED/ WHT RED/ BRN RED/ WHT BRN RED/ BRN RED/ YEL WHT RED/ RED/ YEL RED/ WHT RED/ WHT RED/ YEL YEL RED/ RED/ GRN RED/ YEL RED/ GRN RED/ RED/ RED/ RED/ RED/ RED/ PASSIVE ENTRY/ PASSIVE START FUSE ABS VALVE FUSE HEATED SEAT FRONT FUSE ABS PUMP FUSE FSCM 1 FUSE OSRVM/POWER WINDOW SWITCH FUSE RVC FUSE FUSE 4 FUSE 2 FUSE 1 SUNROOF FUSE POWER SEAT FUSE BLOWER FUSE START FUSE ECM FUSE CANISTER VENT FUSE TCM FUSE AOS/ROS FUSE BLOWER MOTOR RELAY SPARE FUSE HVAC FUSE ENGINE CONTROLS IGNITION RELAY ECM 2 FUSE ECM 1 FUSE ECM 4 FUSE EVP FUSE 1.8L 1.4L TURBO (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) (NOT USED) (NOT USED) (A/T) (IF EQUIPPED) (1.8L) (A/T) (1.4L TURBO) (1.4L TURBO) (NEXT TO LEFT FRONT STRUT TOWER) (ATTACHED TO POSITIVE BATTERY POST) (LEFT END OF DASH) (TOP OF STEERING COLUMN) (INSTRUMENT PANEL HARNESS, NEAR BREAKOUT TO ACCELERATOR & BRAKE PEDAL POSITION SENSORS) (UNDER CENTER CONSOLE) (1.8L: ENGINE HARNESS, NEAR BREAKOUT TO CAMSHAFT POSITION SENSOR) (1.4L TURBO: ENGINE HARNESS, NEAR BREAKOUT TO MASS AIR FLOW SENSOR) (1.4L TURBO: ENGINE HARNESS, NEAR BREAKOUT TO FUEL INJECTORS) (1.8L: ENGINE HARNESS, NEAR BREAKOUT TO MANIFOLD TUNING SOLENOID) J224 J236 J133 J132 G301 TO FUSE 3 (DIAGRAM 3 OF 5) TO INJECTOR/ IGNITION COIL FUSE (DIAGRAM 2 OF 5) TO WINDSHIELD WIPER SPEED CONTROL RELAY (DIAGRAM 2 OF 5)
1 2 1 1 2 2 40A 30 10A 85 60A 40A 30 85 85 30 85 30 D 85 87 30 86 10A 20A 87 30A 86 86 30 40A 85 30 30A 30 85 10A 30 85 C E B 15A 10A 10A 10A 30A 10A WINDSHIELD WIPER SPEED CONTROL RELAY REAR DEFOGGER RELAY WINDSHIELD WIPER RELAY FRONT FOG LAMP RELAY REAR WIPER RELAY REAR WIPER MOTOR FUEL INJECTOR 4 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 1 IGNITION COIL MODULE FUEL INJECTOR 1 REAR WINDOW WASHER PUMP RELAY WINDSHIELD WASHER PUMP RELAY COOLING FAN MEDIUM SPEED RELAY HORN RELAY HEADLAMP HIGH BEAM RELAY A/C COMPRESSOR CLUTCH RELAY COOLING FAN HIGH SPEED RELAY COOLING FAN LOW SPEED RELAY UNDERHOOD RELAY BLOCK COOLING FAN SPEED CONTROL RELAY 2 COOLING FAN SPEED CONTROL RELAY HEATED OXYGEN SENSOR 1 HEATED OXYGEN SENSOR 2 UNDERHOOD FUSE BLOCK SECONDARY AIR INJECTION PUMP RELAY SECONDARY AIR INJECTION SOLENOID VALVE RELAY TRANSMISSION CONTROL MODULE CONTROL SOLENOID VALVE ASSEMBLY AUTOMATIC TRANSMISSION ASSEMBLY ENGINE CONTROL MODULE BRAKE BOOSTER VACUUM SWITCH CHASSIS CONTROL MODULE REAR VIEW CAMERA 12 X901 6 12 X900 6 1 1 1 1 X3 X2 X2 G12 X1 B6 X3 H6 X1 H5 21 1 X1 19 X202 23 1 3 1A X900 5 2 X2 H4 1 1 X3 D4 B5 A X160 5 A A A A B6 J11 J12 X2 X3 G5 K4 X2 C5 J8 BLK VIO/ BLK VIO/ VIO/ BLK VIO/ BLK BLU VIO/ VIO/BLU BLU/ WHT BLU/ WHT BLU/ WHT WHT BLU/ VIO/ BLU BLU VIO/ VIO/ GRY WHT BLU/ WHT BLU/ WHT BLU/ BLU/WHT BLU VIO/ VIO/ BLU BLU VIO/ BLU VIO/ BLU VIO/ BLK VIO/ BLK VIO/ BLK GRY VIO/ VIO/ GRY VIO/ GRY VIO/ GRY VIO/ WHT WHT VIO/ GRY/ VIO GRY/ VIO VIO/ BLU NCA BLU VIO/ NCA VIO/ BLU VIO/ BLU VIO/ BLU BLU VIO/ BLU/ WHT BLU VIO/ BLU/ WHT VIO BLK GRN/ FRT WIPER FUSE REAR WIPER FUSE INJECTOR/ IGNITION COIL FUSE AC CLUTCH FUSE COOL FAN K4 FUSE COIL FUSE ECM 3 FUSE COOL FAN K5 FUSE WASHER FUSE IGNITION MAIN RELAY RUN/ CRANK IEC FUSE TCM 1/ DC-DC CONVERTER FUSE SAI PUMP FUSE ECM 5 FUSE FSCM 2/ LEVELING FUSE 1.4L TURBO 1.8L (HATCHBACK) 1.4L TURBO 1.8L (HATCHBACK) (1.4L TURBO) 1.4L TURBO 1.8L (1.8L) (1.8L) (NOT USED) (NOT USED) A/T 1.8L 1.4L TURBO SEDAN (A/T) (ENGINE HARNESS, IN PLASTIC HARNESS PROTECTOR) (ENGINE HARNESS, NEAR BREAKOUT TO ENGINE CONTROL MODULE) (FUEL INJECTOR HARNESS, NEAR X160) (1.4L TURBO: ENGINE HARNESS, NEAR BREAKOUT TO ALTERNATOR) (1.8L: ENGINE HARNESS, NEAR BREAKOUT TO STARTER MOTOR) (FORWARD LAMP HARNESS, IN VICINITY OF FUSE BLOCK) (LEFT FRONT OF ENGINE COMPT) (LEFT REAR OF ENGINE COMPT) (NEXT TO LEFT FRONT STRUT TOWER) (1.4L TURBO: ENGINE HARNESS, NEAR BREAKOUT TO FUEL INJECTORS) (1.8L: ENGINE HARNESS, NEAR BREAKOUT TO UNDERHOOD FUSE BLOCK) J118 J118 J102 J117 J130 J115 J128 G102 FROM ECM 1 FUSE (DIAGRAM 1 OF 5) FROM ENGINE CONTROLS IGNITION RELAY (DIAGRAM 1 OF 5) FROM BODY CONTROL MODULE (DIAGRAM 4 OF 5) TO SPLICE J215 (DIAGRAM 3 OF 5)
1 2 2 1 A L J 100A 10A 10A D G 10A F 30A 20A 20A 25A 30A 30A 20A 2A 15A 10A 10A 10A 30A F 20A 20A 30A 30A 60A 30A 80A INSTRUMENT PANEL FUSE BLOCK BATTERY FUSE BLOCK BODY CONTROL MODULE DRIVER WINDOW MOTOR PASSENGER WINDOW MOTOR INSTRUMENT PANEL FUSE BLOCK REAR COMPARTMENT LID UNLATCH RELAY LIFTGATE UNLATCH RELAY DATA LINK CONNECTOR INFLATABLE RESTRAINT SENSING & DIAGNOSTIC MODULE HVAC CONTROL MODULE SERIAL DATA GATEWAY MODULE FRONT VIEW CAMERA MODULE RIGHT REAR WINDOW SWITCH LEFT REAR WINDOW SWITCH INSTRUMENT PANEL FUSE BLOCK INSTRUMENT CLUSTER HEADLAMP SWITCH PASSENGER AIR BAG DISABLE INDICATOR X500 22 2 X700 17 8 X800 17 X202 33 8 1 X1 19 X200 X208 5 3 X1 9 8 1 X2 1 16 9 2 3 X2 X5 X2 13 X202 14 3 2 3 4 4 X2 3 X1 4 1 X600 29 X202 24 X3 VIO RED/ RED/ GRN RED/ GRN GRN RED/ GRN RED/ RED/ GRN GRN RED/ RED/ GRN RED/ GRN GRN RED/ GRN RED/ BLU RED/ BLU RED/ RED/ YEL YEL RED/ YEL RED/ RED/ GRN BLU/ WHT WHT BLU/ WHT VIO RED/ RED/ BLU YEL GRN RED/ RED/ RED/ BRN GRY RED/ RED/ RED/ WHT RED/ VIO BLU RED/ GRN RED/ YEL RED/ BRN RED/ GRY RED/ WHT RED/ WHT RED/ GRN RED/ WHT VIO/ WHT/ BLU WHT/ BLU VIO/ BLK VIO/ BLK VIO/ GRN GRN VIO/ WHT VIO/ WHT VIO/ GRN RED/ GRN RED/ VIO RED/ YEL RED/ YEL RED/ RED/ GRY RED/ GRY RED/ BLU RED/ BLU PWR WNDW EXP DRV FUSE DCDC CONV FUSE BCM 6 FUSE BCM 8 FUSE BCM 2 FUSE BCM 3 FUSE BCM 5 FUSE BCM 7 FUSE PTC 2 FUSE BCM 4 FUSE BCM 1 FUSE PTC 1 FUSE FUSE 3 L/GATE FUSE DLC FUSE SPARE FUSE VLBS FUSE DLIS FUSE AIR BAG FUSE CHEVYSTAR FUSE HVAC FUSE IPC AOS FUSE HDLP ALC FUSE (NOT USED) (NOT USED) 1.8L 1.4L TURBO (HATCHBACK) (SEDAN) (ATTACHED TO POSITIVE BATTERY POST) (LEFT END OF DASH) (BODY HARNESS, NEAR G303) (LEFT END OF DASH) (BODY HARNESS, NEAR X700) (INSTRUMENT PANEL HARNESS, NEAR BREAKOUT TO X202) (LEFT END OF DASH) J340 J344 J215 TO SPARE FUSE (DIAGRAM 3 OF 5) FROM FUSE 4 (DIAGRAM 1 OF 5) TO INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 5 OF 5) TO SPARE FUSE (DIAGRAM 5 OF 5) FROM BCM 8 FUSE (DIAGRAM 3 OF 5) TO IGNITION SWITCH (DIAGRAM 4 OF 5) FROM UNDERHOOD FUSE BLOCK (DIAGRAM 2 OF 5)
LO REF SW SIG 2 PASSIVE START K COIL CTRL RAP RLY 2 ACTIVE SIG RUN/CRANK IGNITION 1 VOLTAGE ACTIVE SIG MODE VOLTAGE IGNITION MODE SW START LED SIG IGNITION MODE SW ACCESSORY LED SIG IGNITION MODE SW H COIL CTRL RAP RLY E RUN/CRANK RLY COIL CTRL RESISTOR SIG IGNITION KEY OFF/RUN/CRANK VOLTAGE RUN/CRANK IGNITION 1 VOLTAGE VOLTAGE ACCESSORY IGN START ACC RUN RUN START OFF START ACC OFF G OFF ACC RUN START OFF ACC RUN ACC START RUN OFF KEYLESS ENTRY CONTROL MODULE BODY CONTROL MODULE 30 X200 7 20 8 X1 17 X2 X4 25 10 11 12 X202 13 12 8 5 2 4 6 3 7 X202 27 X1 13 X202 25 16 X7 15 22 15 6 5 X3 6 4 2 1 3 GRY/GRN GRY/GRN BLU/BLK BRN/BLK BLU/GRN YEL/BLU YEL/BLU GRN/BLK GRN/BLK BLK/GRY BLK/GRY BLK YEL BLU/BLK BRN/BLK BLK BLU/GRN GRN/BLK BLK/GRY VIO/BLK VIO/BLK VIO/BLK VIO/BLK GRY/VIO GRY/VIO GRN/VIO WHT/BLK WHT/VIO VIO/BLK VIO/YEL BLK WHT/ VIO WHT/ RED/ VIO VIO/ YEL VIO/ BLK IGNITION SWITCH ENGINE START/STOP ACC IND START IND ILL IGNITION MODE SWITCH (W/O PASSIVE KEYLESS ENTRY) W/O PASSIVE KEYLESS ENTRY W/ PASSIVE KEYLESS ENTRY (W/ PASSIVE KEYLESS ENTRY) (UNDER CENTER CONSOLE) (LEFT OF INFOTAINMENT SCREEN/RADIO) J202 G301 FROM INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 3 OF 5) TO INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 5 OF 5) TO UNDERHOOD FUSE BLOCK (DIAGRAM 2 OF 5) TO INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 5 OF 5) INTERIOR LIGHTS SYSTEM
1 2 1 2 1 2 2 1 20A L K H 15A 5A 10A 10A 10A 20A 25A 25A 10A 10A 20A J INSTRUMENT PANEL FUSE BLOCK SUNROOF SWITCH SUNROOF CONTROL MODULE TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE INSTRUMENT CLUSTER AUXILIARY AUDIO INPUT RADIO PARKING ASSIST CONTROL MODULE X1 X1 5 2 1 3 2 5 1 3 2 X1 6 1 55 X202 1 X1 15 7 3 X233 2 X233 4 3 X202 X208 3 1 A C VIO/ YEL YEL VIO/ YEL VIO/ (OR VIO/ BRN) (OR VIO/ BRN) (OR VIO/ BRN) BRN) (OR VIO/ RED/ VIO VIO RED/ VIO RED/ VIO RED/ BLK BLK GRY/ GRN BLK GRY/ VIO RED/ VIO RED/ VIO RED/ VIO RED/ VIO RED/ VIO RED/ VIO BLK BLU RED/ BLU RED/ RED/ BLU BLU RED/ BLU BLU RED/ RED/ WHT RED/ WHT RED/ BRN RED/ RED/ BRN BLK VIO/ YEL VIO/ YEL VIO/ BRN VIO/ BRN BRN VIO/ VIO/ BRN BRN VIO/ RED/ VIO RED/VIO BLK BLK RETAINED ACCESSORY POWER RELAY 1 RETAINED ACCESSORY POWER RELAY 2 PWR WNDW FRONT FUSE PWR WNDW REAR FUSE S/ROOF SW FUSE CIGAR APO FUSE SPARE FUSE SPARE FUSE CIGAR LIGHTER RECEPTACLE IPC FUSE ONSTAR FUSE DIC FUSE AUDIO FUSE URPA FUSE TRAILER FUSE W/ PASSIVE KEYLESS ENTRY W/O PASSIVE KEYLESS ENTRY (NOT USED) (NOT USED) (NOT USED) (NOT USED) (IF EQUIPPED) (IF EQUIPPED) (NOT USED) (NOT USED) (IF EQUIPPED) (W/ ONSTAR) (HEADLINER HARNESS, NEAR BREAKOUT TO 2ND ROW DOME/READING LAMPS) (LEFT END OF DASH) (UNDER CENTER CONSOLE) (UNDER CENTER CONSOLE) (STEERING WHEEL HARNESS, INSIDE STEERING WHEEL) (HEADLINER HARNESS, NEAR BREAKOUT TO SUNROOF SWITCH) (UNDER CENTER CONSOLE) (INSTRUMENT PANEL HARNESS, NEAR BREAKOUT TO ACCELERATOR & BRAKE PEDAL POSITION SENSORS) J218 J236 J236 J221 (W/O PASSIVE KEYLESS ENTRY) J301 J336 J237 G301 G301 G302 FROM INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 3 OF 5) FROM BODY CONTROL MODULE (DIAGRAM 4 OF 5) FROM KEYLESS ENTRY CONTROL MODULE (DIAGRAM 4 OF 5) FROM VLBS CONTROL MODULE (DIAGRAM 3 OF 5)