Saturn Aura I (2006-2010) power distribution system Wiring diagrams

ABS IND. BATT POSITIVE VOLT BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (BCM) (CENTER CONSOLE, LEFT SIDE NEAR DASH) BRAKE FLUID LEVEL SWITCH (UNDER CENTER BRAKE FLUID RESERVOIR) BRAKE PEDAL POSITION SENSOR (RIGHT SIDE BRAKE PEDAL BRACKET) BRK FLUID LVL SENS SIG BRN WIRE BRN/WHT WIRE CLUSTER/ THEFT FUSE COMPUTER DATA LINES SYSTEM DK GRN WIRE GRN WIRE GRY WIRE HIGH SPEED GMLAN SERIAL DATA BUS (+) BPP SENS SIG HIGH SPEED GMLAN SERIAL DATA BUS + HOT AT ALL TIMES LO SPD GMLAN SERIAL DATA LOGIC BODY CONTROL MODULE (BCM) (CENTER CONSOLE, LEFT SIDE NEAR DASH) LOGIC INSTRUMENT PANEL CLUSTER (IPC) LOW REF LT BLU WIRE LT GRN WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE POSITION SIG A REF SIG 2 SIG B VOLT POWER DISTRIBUTION SYSTEM RED WIRE RED/WHT WIRE SENS POSITION STEERING WHEEL SPEED/ POSITION SENSOR (UNDER DASH, AT BASE OF STEERING COLUMN) TAN WIRE TAN/BLK WIRE TRACTION CONTROL IND TRACTION CONTROL SWITCH TRACTION CTRL SW SIG TRACTION OFF IND WHT WIRE YEL WIRE

ABS IND. BATT POSITIVE VOLT BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (CENTER CONSOLE, LEFT SIDE NEAR DASH) BRAKE FLUID LEVEL SWITCH (UNDER CENTER BRAKE FLUID RESERVOIR) BRAKE PEDAL POSITION SENSOR (RIGHT SIDE BRAKE PEDAL BRACKET) BRK FLUID LVL SENS SIG BRN WIRE CLUSTER/ THEFT FUSE COMPUTER DATA LINES SYSTEM DK GRN WIRE HIGH SPEED GMLAN SERIAL DATA BUS (+) BPP SENS SIG HIGH SPEED GMLAN SERIAL DATA BUS + HOT AT ALL TIMES LO SPD GMLAN SERIAL DATA LOGIC BODY CONTROL MODULE (BCM) (CENTER CONSOLE, LEFT SIDE NEAR DASH) LOGIC INSTRUMENT PANEL CLUSTER (IPC) LOW REF ORG/ WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/WHT WIRE TAN WIRE TAN/BLK WIRE WHT WIRE YEL WIRE

ABS IND. BATT POSITIVE VOLT BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (CENTER CONSOLE, LEFT SIDE NEAR DASH) BRAKE FLUID LEVEL SWITCH (UNDER CENTER BRAKE FLUID RESERVOIR) BRAKE PEDAL POSITION SENSOR (RIGHT SIDE BRAKE PEDAL BRACKET) BRK FLUID LVL SENS SIG BRN WIRE BRN/WHT WIRE CLUSTER/ THEFT FUSE COMPUTER DATA LINES SYSTEM DK GRN WIRE GRN WIRE GRY WIRE HIGH SPEED GMLAN SERIAL DATA BUS (+) BPP SENS SIG HIGH SPEED GMLAN SERIAL DATA BUS + HOT AT ALL TIMES LO SPD GMLAN SERIAL DATA LOGIC BODY CONTROL MODULE (BCM) (CENTER CONSOLE, LEFT SIDE NEAR DASH) LOGIC INSTRUMENT PANEL CLUSTER (IPC) LOW REF PNK WIRE POWER DISTRIBUTION SYSTEM RED WIRE RED/WHT WIRE TAN WIRE TAN/BLK WIRE TRACTION CONTROL IND TRACTION CONTROL SWITCH TRACTION CTRL SW SIG TRACTION OFF IND WHT WIRE YEL WIRE

1 2 3 4 5 6 ACC VOLT BATTERY 2.4L EXCEPT (VIN 5) 2.4L (VIN 5) 9 10 LOW SPD SERIAL DATA LOW SPD SERIAL DATA ACC VOLT AJAR AJAR SW SIG RR COMPT LID AJAR SWITCH SIGNAL AUTOMATIC A/C BATT SERIAL DATA BLK WIRE BLK/WHT WIRE BRN RED/WHT WIRE BRN WIRE CLUSTER/ THEFT FUSE CNTRL BEAM RLY COMPUTER DATA LINES SYSTEM CRANK VOLT OFF/RUN/ DK GRN WIRE DOOR LOCK LCK/UNLCK DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER DOOR) DRIVER DOOR LOCK SWITCH GROUND LOW SPD SERIAL LOW SPD SERIAL GRY WIRE GRY/BLK WIRE HEADLIGHTS SYSTEM HEADLP HIGH HOOD AJAR SW SIG HOOD AJAR SWITCH (ON HOOD LATCH) HORN RELAY CONTROL HORNS SYSTEM HOT AT ALL TIMES HVAC IGNITION SWITCH KEY SW SIG DRV DR LEFT REAR DOOR LATCH ASSEMBLY (REAR OF LEFT REAR DOOR) LOCK LOGIC LOGIC CONTROL SERIAL MODULE DATA LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MANUAL A/C NCA WIRE OFF ORG/BLK WIRE PARK LP RELAY CNTRL PASSENGER DOOR LATCH ASSEMBLY (REAR OF FRONT PASSENGER DOOR) PASSENGER DOOR LOCK SWITCH PNK/BLK WIRE POWER DISTRIBUTION SYSTEM PPL PPL HOOD CLOSED SW SIG RADIO RED/WHT WIRE RIGHT REAR DOOR LATCH ASSEMBLY (REAR OF RIGHT REAR DOOR) RUN WIRE SECURITY IND SERIAL DATA SERIAL DATA LOGIC INSTRUMENT PANEL CLUSTER (IPC) SIGNAL SW SIG TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TO BATTERY) UNDERHOOD FUSE BLOCK TRUNK, TAILGATE, FUEL DOORS SYSTEM UNLOCK UNLOCK 8 6 W/ VEHICLE COMMUNICATIONS SERIAL DATA W/O VEHICLE COMMUNICATIONS WHT WIRE WHT/BLK WIRE

A/C CLU FUSE 1 A/C CLUTCH RELAY 34 A/C COMPRESSOR CLUTCH (LOWER LEFT, FRONT OF ENGINE, PART OF A/C COMPRESSOR) AMBIENT AIR TEMPERATURE SENSOR (LEFT FRONT IMPACT BAR, BEHIND GRILLE) AUTO BAS PMP FUSE 5 BLK WIRE BLK/WHT WIRE BLU LT WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM COOL FAN 1 FUSE 17 COOL FAN 2 FUSE 18 COOL/ FAN 1 RELAY 28 COOL/ FAN 2 RELAY 30 COOL/FAN SER/PAR RELAY 29 DEFOG BLOWER SWITCH MOTOR SWITCH FRESH AIR IND DEFOG IND DIODE (2.4L (VIN 5)) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE, ABOVE OIL FILTER) (2.4L (VIN 5): REAR OF ENGINE, NEAR PNP SWITCH) EXCEPT 3.5L 3.5L EXCEPT 2.4L (VIN B) 2.4L (VIN B) FRESH A/C AIR REQUEST SWITCH SWITCH A/C REQUEST IND GRY WIRE GRY/BLK WIRE HEATER COOLANT PUMP (MIDDLE REAR OF ENGINE) HOT AT ALL TIMES HOT W/ PWR/TRN RELAY ENERGIZED HVAC CONTROL MODULE LEFT COOLING FAN (LEFT REAR OF RADIATOR) LEFT ENGINE COOLING FAN DIODE (2.4L (VIN 5)) LOGIC LOW REF LOW REF GND IGN 3 VOL BATTERY POSITIVE SERIAL DATA LOWER AIR TEMPERATURE SENSOR (BEHIND RIGHT CONSOLE ACCESS PANEL) LOWER AIR TEMPERATURE SWITCH LT BLU WIRE LT GRN WIRE MODE SWITCH OFF ORG/ WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL RECIRCULATION UPPER AIR SWITCH TEMPERATURE SWITCH RECIRCULATION IND RED/WHT WIRE RIGHT COOLING FAN RIGHT ENGINE COOLING FAN SERIAL DATA SIGNAL SIGNAL STARTER GENERATOR CONTROL MODULE (SGCM) (LEFT FRONT ENGINE COMPT) TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UPPER AIR TEMPERATURE SENSOR (INSIDE LEFT CENTER A/C DUCT) WHT WIRE YEL WIRE

1307 228 POWER WINDOWS SYSTEM WIPER/WASHER SYSTEM 1307 8 POWER WINDOWS SYSTEM INTERIOR LIGHTS SYSTEM 243 243 SEATS SYSTEM 4 4 ENGINE CONTROLS SYSTEM TRANSMISSIONS SYSTEM ACCESSORY VOLTAGE BATTERY POSITIVE VOLTAGE BATTERY POSITIVE VOLTAGE ACCESSORY VOLTAGE IGNITION 1 VOLTAGE BATTERY POSITIVE VOLTAGE BATTERY POSITIVE VOLTAGE BATTERY POSITIVE VOLTAGE BODY CONTROL MODULE (BCM) (CENTER CONSOLE, LEFT SIDE NEAR DASH) BRN WIRE COURTESY LAMPS SUPPLY VOLTAGE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DOOR LOCK ACTUATOR LOCK CTRL DOOR LOCK ACTUATOR UNLOCK CTRL DOOR LOCKS SYSTEM EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY 32 ENERGIZED IBCM (RUN/CRANK) FUSE 21 IBCM 1 FUSE 20 IBCM 2 FUSE 25 IGNITION 1 VOLTAGE LOGIC LT GRN WIRE ORG/ WIRE PARK LAMP SUPPLY VOLTAGE (NOT USED) PNK PNK WIRE POWER DISTRIBUTION SYSTEM POWER WINDOW MASTER SW LOCKOUT SIG I/P LAMP SUPPLY VOLTAGE POWER WINDOW MASTER SW LOCKOUT SIG WINDSHIELD WASHER PUMP CTRL POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM EXTERIOR LIGHTS SYSTEM DOOR LOCKS SYSTEM RED/BLK WIRE RED/WHT WIRE REMOTE RADIO CTRL SIG RUN RLY FUSE 19 SOUND SYSTEMS SUPPLEMENTAL RESTRAINTS SYSTEM EXTERIOR LIGHTS SYSTEM TAN WIRE YEL WIRE YEL/BLK WIRE

ACCESSORY VOLTAGE AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM COMPUTER DATA LINES SYSTEM AIR CONDITIONING SYSTEM BATTERY POSITIVE VOLTAGE BATTERY POSITIVE VOLTAGE BLOWER MTR SUPPLY VOLTAGE BATTERY POSITIVE VOLTAGE I/P LAMP SUPPLY VOLTAGE BLK WIRE BLOWER MTR SUPPLY VOLTAGE BODY CONTROL MODULE (BCM) (CENTER CONSOLE, LEFT SIDE NEAR DASH) BRN WIRE DK BLU WIRE ELECTRONIC POWER STEERING SYSTEM GROUND GRY WIRE I/P LAMP SUP VOLTAGE I/P LAMP SUP VOLTAGE 3 BATTERY POSITIVE VOLTAGE I/P LAMP SUPPLY VOLTAGE IGNITION 3 VOLTAGE INSTRUMENT CLUSTER SYSTEM ANTI-THEFT SYSTEM LOGIC LT GRN WIRE ORG/ WIRE PNK (NOT USED) PNK IGNITION 1 VOLTAGE IGNITION 1 VOLTAGE IGNITION 1 VOLTAGE WIRE PNK IGNITION 1 VOLTAGE WIRE PNK PNK PPL IGNITION 1 VOLTAGE WIRE POWER DISTRIBUTION SYSTEM POWER DISTRIBUTION SYSTEM ANTI-THEFT SYSTEM POWER DISTRIBUTION SYSTEM INSTRUMENT CLUSTER SYSTEM RED/BLK WIRE RED/WHT WIRE REMOTE RADIO CTRL SIG BLOWER MOTOR HIGH CTRL PARK LAMP SUPPLY VOLTAGE SOUND SYSTEMS SUPPLEMENTAL RESTRAINTS SYSTEM WINDSHIELD WASHER PUMP CTRL I/P LAMP SUPPLY VOLTAGE WIPER/WASHER SYSTEM INTERIOR LIGHTS SYSTEM WIPER/WASHER SYSTEMS YEL WIRE

1 7 LS GMLAN DATA LS GMLAN DATA 1 9 LS GMLAN DATA LS GMLAN DATA 10 9 LS GMLAN DATA LS GMLAN DATA 2 3 LS GMLAN DATA LS GMLAN DATA 28 27 53 33 GMLAN DATA BUS + GMLAN DATA BUS - 3.5L 3.6L 32 2 LS GMLAN DATA LS GMLAN DATA 5 6 5060 5060 LS GMLAN DATA LS GMLAN DATA 6 5 LS GMLAN DATA LS GMLAN DATA A/T 6 SPEED A/T 4 SPEED AUTOMATIC A/C MANUAL A/C BLK WIRE BLK/WHT WIRE DATA LINK CONNECTOR (DLC) (LOWER LEFT OF DASH) DIGITAL RADIO RECEIVER DK GRN WIRE HIGH SPEED GMLAN SERIAL DATA BUS + HOT AT ALL TIMES HVAC CONTROL MODULE HVAC CTRL (BATT) FUSE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) (UNDER CENTER CONSOLE) INSTRUMENT PANEL CLUSTER (IPC) LOGIC LOW LOW SPEED SPEED GMLAN GMLAN SERIAL SERIAL DATA DATA POWER DISTRIBUTION SYSTEM POWER STEERING CONTROL MODULE (UNDER DASH, LEFT OF STEERING COLUMN) RADIO RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (CENTER OF REAR SHELF) TAN WIRE TAN/BLK WIRE W/ ELECTRONIC POWER STEERING W/ ONSTAR W/ ONSTAR 7 8 LS GMLAN DATA LS GMLAN DATA W/O ELECTRONIC POWER STEERING W/O ONSTAR W/O W/ DIGITAL DIGITAL RADIO RADIO

1 7 LS GMLAN DATA LS GMLAN DATA 1 9 LS GMLAN DATA LS GMLAN DATA 10 9 LS GMLAN DATA LS GMLAN DATA 2 3 LS GMLAN DATA LS GMLAN DATA 32 2 LS GMLAN DATA LS GMLAN DATA 5 6 LS GMLAN DATA LS GMLAN DATA 53 33 GMLAN DATA BUS + GMLAN DATA BUS - 6 5 LS GMLAN DATA LS GMLAN DATA 7 8 LS GMLAN DATA LS GMLAN DATA AUTOMATIC A/C MANUAL A/C BLK WIRE BLK/WHT WIRE DATA LINK CONNECTOR (DLC) (LOWER LEFT OF DASH) DIGITAL RADIO RECEIVER DK GRN 5060 WIRE DK GRN WIRE GENERATOR DISCONNECT CONTROL MODULE (BEHIND RIGHT REAR SEAT) HIGH SPEED GMLAN SERIAL DATA BUS + HOT AT ALL TIMES HS GMLAN DATA BUS - HS GMLAN DATA BUS + HS GMLAN DATA BUS + HS GMLAN DATA BUS - HVAC CONTROL MODULE HVAC CTRL (BATT) FUSE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) (UNDER CENTER CONSOLE) INSTRUMENT PANEL CLUSTER (IPC) LOGIC LOW LOW SPEED SPEED GMLAN GMLAN SERIAL SERIAL DATA DATA POWER DISTRIBUTION SYSTEM POWER STEERING CONTROL MODULE (UNDER DASH, LEFT OF STEERING COLUMN) RADIO RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (CENTER OF REAR WINDOW SHELF) STARTER GENERATOR CONTROL MODULE (SGCM) (LEFT FRONT ENGINE COMPT) TAN WIRE TAN/BLK WIRE TRANSMISSION CONTROL MODULE (TCM) (LEFT SIDE OF ENGINE COMPT, RIGHT OF BATTERY) W/ ONSTAR W/O ONSTAR W/O W/ DIGITAL DIGITAL RADIO RADIO

14 13 LOW REF GEN BATT TEMP 16 15 LOW REF GEN BATT TEMP 18 17 LOW REF GEN BATT TEMP 2 4 3 11 POWER GROUND FAN CONTROL FAN TACH FEEDBACK GROUND 4 3 LOW REF GEN BATT TEMP 6 5 LOW REF GEN BATT TEMP 8 7 LOW REF GEN BATT TEMP PPL BARE BAS PMP FUSE 5 BELOW SGCM) TRANSMISSION PUMP BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM CONTROL COOLANT PUMP DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE DRIVER ERROR TRANS PUMP EMISSION 2 FUSE 5 GENERATOR BATTERY 1 GENERATOR BATTERY 2 GENERATOR BATTERY 3 GENERATOR BATTERY ASSEMBLY GENERATOR BATTERY DISCONNECT CONTROL MODULE GENERATOR BATTERY TEMPERATURE GROUND GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HIGH SPEED GMLAN SERIAL DATA (+) HIGH VOL HOT AT ALL TIMES HOT IN RUN OR START IGN 1 ECM IGN BAS IGN FUSE 3 IGNITION 1 VOL INTERLOCK LOOP SIG LT GRN/BLK WIRE MAF INJECTORS BAS PMPS FUSE 5 MOTOR VOL NCA WIRE ORG/ WIRE PNK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL PPL BATTERY POSITIVE VOL PUMP PUMP CONTROL PUMP DRIVER (LEFT FRONT OF ENGINE COMPT, BEHIND SGCM) PUMP MOTOR VOL REAR FUSE BLOCK (BEHIND LEFT REAR WHEEL WELL) RED WIRE RED/WHT WIRE RLY COIL CONTROL STARTER GENERATOR CONTROL MODULE (SGCM) (LEFT FRONT ENGINE COMPT) STARTER GENERATOR CONTROL MODULE (SGCM) COOLING PUMP TAN WIRE TRANS PMP MTR RELAY 53 TRANS PUMP TRANS PUMP DRIVER ERROR TRANS PUMP HIGH REF TRANS PUMP LOW REF TRANS PUMP SW CONTROL UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEXT TO BATTERY) WATER PUMP SUPPLY VOL WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/ORG WIRE WHT/PPL WIRE WHT/YEL WIRE YEL WIRE