Saturn ION I (2003-2007) nca Wiring diagrams

2.2L 2.0L 10 33 AJAR SWITCH B(+) BCM ELECT FUSE BCM PWR FUSE BLK WIRE BODY CONTROL MODULE BODY CONTROL MODULE (BCM) (AT LOWER CENTER OF DASH) CLUSTER FUSE DASH FUSE DK GRN WIRE DRIVER DOOR JAMB SWITCH (LEFT FRONT OF DASH, ON OUTER TRIM COVER) DRIVER DOOR JAMB SWITCH SIGNAL ECM CLASS 2 SERIAL DATA ENGINE CONTROLS SYSTEM FRONT PASSENGER DOOR JAMB SWITCH (RIGHT FRONT OF DASH, ON OUTER TRIM COVER) FUEL INJECTOR CONTROL GRY WIRE HORN RELAY CTRL HORNS SYSTEM HOT AT ALL TIMES IGNITION SWITCH INSTRUMENT PANEL CLUSTER LEFT REAR DOOR JAMB SWITCH (SEDAN) (NEAR DRIVER SEAT BELT) LOCK OFF LOGIC LOGIC B+ LT BLU WIRE LT GRN WIRE NCA WIRE OFF/ RUN/ CRANK VOLT BCM CLASS 2 SERIAL DATA ORG/ WIRE PASSENGER DOOR JAMB SWITCH SIGNAL PNK WIRE PPL PPL 2.0L 2.2L REAR COMPARTMENT LID LATCH (IN REAR COMPARTMENT LID) REF RIGHT REAR DOOR JAMB SWITCH (SEDAN) RUN WIRE SECURITY INDICATOR CONTROL TRUNK AJAR SWITCH SIGNAL TURN/ HAZARD SWITCH POWER WHT WIRE

B(+) BCM ELECT FUSE BCM PWR FUSE BLK WIRE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (AT LOWER COUPE COURTESY LAMP LOW CONTROL COURTESY/ READING LAMP (W/ DUAL READING LAMP) DASH FUSE DK GRN WIRE DOME LAMP DRIVER DOOR JAMB SWITCH (LEFT FRONT OF DASH, ON OUTER TRIM COVER) DRIVER DOOR JAMB SWITCH SIGNAL FROM LEFT REAR SPEAKER BREAKOUT) FRONT PASSENGER DOOR JAMB SWITCH (RIGHT FRONT OF DASH, ON OUTER TRIM COVER) GROUND HOT AT ALL TIMES INADVERTENT POWER LEFT REAR DOOR JAMB SWITCH (SEDAN) LOGIC (AT LOWER CENTER OF DASH) LT BLU WIRE LT GRN WIRE MAP LIGHTS NCA WIRE OFF ON DOOR ORG/ WIRE PASSENGER DOOR JAMB SWITCH SIGNAL REAR AJAR SWITCH COMPARTMENT LID RELEASE ACTUATOR REAR COMPARTMENT COURTESY LAMP RIGHT REAR DOOR JAMB SWITCH (SEDAN) SEDAN TRUNK, TAILGATE, FUEL DOORS SYSTEM W/ REMOTE ENTRY W/O REMOTE ENTRY WHT WIRE

2.2L A/T A/T SHIFT LOCK SOLENOID AUTOMATIC TRANSMISSION (A/T) SHIFT INDICATOR LAMP BARE BLK WIRE BLK/WHT WIRE BLOWER MOTOR BODY CONTROL MODULE (BCM) BRAKE FLUID LEVEL SWITCH COUPE DATA LINK CONNECTOR (DLC) DRIVER DOOR JAMB SWITCH DRIVER DOOR LOCK SWITCH DRIVER WINDOW SWITCH DRIVER WINDOW SWITCH FOG LAMP SWITCH FRONT AUXILIARY POWER OUTLET FRONT PASSENGER DOOR JAMB SWITCH FRONT PASSENGER DOOR LOCK SWITCH FUEL PUMP (FP) FUEL PUMP RELAY FUEL PUMP, SENDER ASSEMBLY HAZARD SWITCH HEADLAMP RELAY HVAC CONTROL ASSEMBLY IGNITION LOCK CYLINDER CONTROL SWITCH INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL INSTRUMENT PANEL CLUSTER (IPC) LEFT SEAT BELT SWITCH LOGIC NCA WIRE OUTSIDE REARVIEW MIRROR SWITCH RADIO REAR AUXILIARY POWER OUTLET SEDAN TRACTION CONTROL SWITCH TURN SIGNAL/ MULTI-FUNCTION SWITCH W/ POWER WINDOWS, POWER MIRRORS W/O POWER WINDOWS, POWER MIRRORS

2.2L 2.0L ABS IND. AIR BAG IND ANTI-THEFT SYSTEM B+ CLASS 2 (BCM) B+ CLASS 2 (EBCM) B+ CLASS 2 (ECM) B+ CLASS 2 (SDM) B+ TRIP ODOMETER/ MESSAGE CENTER CLASS 2 (BCM/ECM/ EPS/EBCM) BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (AT LOWER CENTER OF DASH) BRAKE IND BRN/WHT WIRE CHARGE IND CLASS 2 (BCM) CLASS 2 (ECM) CLASS 2 (ECM) FUEL GAUGE B+ CLASS 2 (ECM) SPEEDOMETER B+ CLASS 2 (ECM) TACHOMETER B+ CLASS 2 (SDM) CLASS 2 SERIAL DATA PPL CLUSTER FUSE COMPUTER DATA LINES SYSTEM DK GRN WIRE ENGINE CONTROL MODULE (ECM) (2.2L) ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMP. GAUGE ENGINE OIL PRESSURE SWITCH (LOWER REAR OF ENGINE, ABOVE STARTER) FUEL PUMP, SENDER ASSEMBLY (INSIDE FUEL TANK) FUEL SENDER GAUGE POINTER ILLUMINATION GROUND GRY WIRE HIGH BEAM IND HOT AT ALL TIMES ILLUMINATION (6 BULBS) INSTRUMENT PANEL CLUSTER (IPC) IPC CLASS 2 SERIAL DATA LEFT TURN SIGNAL IND LEFT TURN SIGNAL INPUT LOGIC LOW REF BUS MALFUNCTION IND NCA WIRE OIL PRESSURE IND ORG/ WIRE PNK/ORG WIRE PPL PPL FUEL LEVEL SEN SIGNAL RIGHT TURN SIGNAL IND RIGHT TURN SIGNAL INPUT SEAT BELT IND SECURITY IND SECURITY LED DRIVER TAN/BLK WIRE TRIP/ ODOMETER MESSAGE CENTER ILLUM TRIP/RESET SWITCH UP SHIFT IND VIO WIRE YEL WIRE YEL/WHT WIRE

ACC VOLT LOW SPEED GMLAN ANTENNA SIG AUDIO AMPLIFIER (IN TRUNK, BELOW REAR SHELF) BATTERY VOLT GROUND BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CASE BARE INTERIOR LIGHTS DIMMING COAX DATA LINK CONNECTOR (DLC) (UNDER LOWER LEFT SIDE OF DASH) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE GROUND BATTERY VOLT GROUND LOGIC RADIO GRY WIRE HOT AT ALL TIMES HOT IN ACC OR RUN LEFT FRONT DOOR SPEAKER LEFT REAR SPEAKER LF SPKR OUT (-) LF SPKR OUT (+) LR SPKR OUT (-) LR SPKR OUT (+) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PARK LAMP SPLY VOLT DIMMING PNK RADIO ON SIG WIRE PNK WIRE PNK/BLK WIRE RADIO (BATT 1) FUSE RADIO FUSE 21 RIGHT FRONT DOOR SPEAKER SATELLITE RADIO CIRCUIT SERIAL DATA SERIAL DATA CELLULAR SIG TAN WIRE UNDERHOOD FUSE BLOCK (AT LEFT REAR SIDE OF ENGINE COMPT) YEL WIRE YEL/BLK WIRE

ACC VOLT SERIAL DATA LOW SPEED GMLAN PARK LAMP SPLY VOLT ANTENNA SIG BATTERY VOLT GROUND BLK/WHT WIRE BODY CONTROL MODULE (BCM) (AT LOWER CENTER OF DASH) BRN WIRE BRN/WHT WIRE CASE BARE INTERIOR LIGHTS DIMMING COAX DATA LINK CONNECTOR (DLC) (UNDER LOWER LEFT SIDE OF DASH) DIMMING DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GROUND LOGIC RADIO GRY WIRE HOT AT ALL TIMES HOT IN ACC OR RUN I/P LAMP SPLY VOLT LEFT FRONT DOOR SPEAKER LEFT REAR SPEAKER LOGIC PARK LAMP SPLY VOLT LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK/BLK WIRE RADIO (BATT 1) FUSE RADIO ANTENNA RADIO- ACC FUSE RIGHT FRONT DOOR SPEAKER RIGHT REAR SPEAKER SATELLITE RADIO CIRCUIT SATELLITE RADIO CIRCUIT 5060 693 SERIAL DATA CELLULAR SIG TAN WIRE YEL WIRE YEL/BLK WIRE

AIR BAG FUSE AIR BAG INDICATOR ASSEMBLY BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (AT LOWER CENTER OF DASH) BRN WIRE CASE GROUND CLASS 2 SERIAL DATA COUPE COUPE, SEDAN DATA LINK CONNECTOR (DLC) (UNDER LOWER LEFT SIDE OF DASH) DK GRN WIRE GRY WIRE HIGH CONTROL LOW CONTROL LOW CONTROL HIGH CONTROL PNK WIRE HOT IN RUN OR START INFLATABLE RESTRAINT STEERING WHEEL MODULE (ON STEERING WHEEL) INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (BEHIND STEERING WHEEL) INSTRUMENT PANEL CLUSTER LEFT INFLATABLE RESTRAINT SIDE IMPACT SENSOR (IN LOWER CORNER OF DRIVER'S DOOR) LEFT SEAT BELT SWITCH (IN LEFT SEAT BELT BUCKLE LOGIC CLASS 2 SERIAL DATA LT BLU WIRE LT GRN WIRE LT GRN/RED WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE POWER STEERING CONTROL MODULE RED/WHT WIRE SEAT BELT SWITCH SEDAN SHORTING BAR SOLID STATE STAGE 1 STAGE 2 STEERING COLUMN ASSEMBLY TAN WIRE VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

2 22 25 PPL AUTO PARK BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (AT LOWER CENTER OF DASH) BRN WIRE CHIME CLASS 2 (SDM) CLASS 2 SERIAL DATA LEFT TURN SIG LP PWR RIGHT TURN SIG LP PWR CLASS 2 SERIAL DATA SEAT BELT SWITCH DK GRN WIRE DRIVER DOOR JAMB SWITCH (LEFT FRONT OF DASH, ON OUTER TRIM COVER) HOT AT ALL TIMES IGN SW FUSE IGNITION SWITCH INSTRUMENT PANEL CLUSTER (IPC) KEY-IN SWITCH LEFT SEAT BELT SWITCH (IN LEFT SEAT BELT BUCKLE ASSEMBLY) LOCK OFF LOGIC LT GRN WIRE LT GRN/BLK WIRE NCA WIRE OFF HEAD ORG/ WIRE PARK FUSE PARK LAMPS PWR DRIVER DR JAMB SW SIG DRIVER DR JAMB SW SIG PPL PPL PPL RUN WIRE SEAT BELT IND TURN SIGNAL/ MULTI-FUNCTION SWITCH WHT WIRE YEL WIRE

1-4 COIL CTRL ACC VOLT BCM FUSE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (AT LOWER IGN SW CENTER OF FUSE DASH) BRN WIRE BRN/WHT WIRE CAM SIG OUT CLUTCH/ BRAKE CSI PICKUP 2-3 COIL CTRL DK GRN WIRE DK GRN/WHT WIRE ENGINE OIL PRESSURE (EOP) SWITCH FUEL INJECTORS (ON TOP LEFT OF ENGINE, UNDER FUEL RAIL ASSEMBLY) FUEL PUMP FUSE FUEL PUMP RELAY FUEL PUMP, FUEL SENDER FUSE GROUND GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START IC 2-3 IC TIMING CTRL IGN VOLT IGNITION 1 VOL IGNITION COIL IGNITION CONTROL MODULE (AT TOP REAR OF ENGINE, NEAR OIL FILL CAP) IGNITION SWITCH INTER- CONNECT LOCK OFF LOGIC LT BLU/BLK WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE PNK/ORG WIRE PPL RED WIRE RED/PNK WIRE RUN WIRE TAN/BLK WIRE TRANSMISSIONS SYSTEM WHT WIRE YEL/WHT WIRE

AIR FLOW SENSING BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CMP SENSOR SIG LOW REF KNOCK SENSOR SIG GROUND COOLING FANS SYSTEM CRANKSHAFT POSITION (CKP) SENSOR (LOWER REAR OF ENGINE, BELOW OIL FILTER) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (AT LEFT SIDE OF ENGINE COMPARTMENT) EVAPORATIVE EMISSION (EVAP) CANISTER PURGE SOLENOID FUEL INJ 1 CTRL FUEL INJ 3 CTRL FUEL INJ 4 CTRL FUEL INJ 2 CTRL GRY WIRE IGN 1 VOL INTAKE AIR TEMPERATURE (IAT) SENSOR KNOCK SENSOR (KS) (LOWER LEFT SIDE OF ENGINE, BELOW THROTTLE BODY) LOW CTRL SENSOR VSS HIGH SIG VSS LOW SIG LOW REF LOW REFERENCE LOW REFERENCE HIGH SIG SENSOR LOW SIG SENSOR HIGH SIG SENSOR LOW SIG SENSOR PPL LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MAF/IAT SENSOR (ATTACHED TO AIR CLEANER OUTLET) NCA WIRE OF ENGINE) ORG/ WIRE ORG/BLK WIRE PNK/BLK WIRE PPL PPL TP SENSOR 2 SIG PPL/WHT WIRE PURGE SOL CTRL RED WIRE RED/BLK WIRE STARTING/CHARGING SYSTEM STARTING/CHARGING SYSTEM COMPUTER DATA LINES SYSTEM TAC MOTOR CTRL 1 TAC MOTOR CTRL 2 TAN WIRE TAN/BLK WIRE TAN/WHT WIRE THROTTLE BODY (TOP LEFT SIDE TP SENSOR 1 SIG LOW REF WHT WIRE YEL WIRE