Chevrolet Impala IX (2006-2016) computer data lines system Wiring diagrams

2.4L HYBRID, 2.5L 3.6L 39 40 HI SPD GMLAN SERIAL DATA + HI SPD GMLAN SERIAL DATA - AUTOMATIC TRANSMISSION ASSEMBLY BACKUP LAMP SPLY VOLT BACKUP LP SPLY VOLT BATTERY POSITIVE VOLT BCM 6 (RIGHT SIDE OF FUSE ENGINE COMPT) BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DK BLU WIRE ENGINE CONTROL MODULE (INSIDE AIR CLEANER ASSEMBLY) GRN WIRE GRN/WHT WIRE GROUND GRY WIRE HI SPD GMLAN SERIAL DATA HOT AT ALL TIMES LAMP LEFT BACKUP LAMP LEFT REAR SIDE MARKER LAMP LEFT TAIL LAMP ASSEMBLY LEFT TAIL/ STOP/ TURN SIGNAL LAMP LOGIC INSIDE REARVIEW MIRROR (IF EQUIPPED) LT GRN/WHT WIRE REARVIEW CAMERA (IF EQUIPPED) RED WIRE RED/WHT WIRE RIGHT BACKUP RIGHT REAR SIDE MARKER LAMP RIGHT TAIL LAMP ASSEMBLY RIGHT TAIL/ STOP/ TURN SIGNAL LAMP TRANSMISSION CONTROL MODULE CONTROL SOLENOID VALVE ASSEMBLY TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION PARK/NEUTRAL SIG SIGNAL GROUND UNDERHOOD FUSE BLOCK WHT WIRE WHT/GRY WIRE YEL WIRE

2500 2501 COMPUTER DATA LINES SYSTEM 7493 7494 COMPUTER DATA LINES SYSTEM A/C SENS SIG ACCELERATOR PEDAL POSITION SENSOR (TOP OF ACCELERATOR PEDAL ASSEMBLY) AIR CONDITIONING SYSTEM APP SENS SIG 1 APP SIG BLK/BRN WIRE BLK/DK BLU WIRE BLK/GRN WIRE BLK/LT GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/WHT WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CHECK ENG IND CTRL CMPSR CLTCH RLY CTRL COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRUISE CONTROL SYSTEM DK BLU WIRE DK BLU/BRN WIRE DK BLU/GRY WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE ENG RLY CTRL IGN 1 VOLT ENGINE CONTROL MODULE (INSIDE AIR CLEANER ASSEMBLY) EVAPORATIVE EMISSION CANISTER VENT SOLENOID (RIGHT OF FUEL TANK) FAN RLY CTRL FUEL LVL SEN SIG FUEL LVL SENS LO REF FUEL PRES SENS SIG FUEL PUMP RLY CTRL FUEL PUMP, LEVEL SENSOR ASSEMBLY (TOP OF FUEL TANK) GRN WIRE GRY WIRE HI SER DATA BUS (+) HI SER DATA BUS (-) IGN 1 VOLT B+ PDL POS LOW REF IGN STARTER RLY CTRL LOW REF LT GRN WIRE LT GRN/DK BLU WIRE LT GRN/GRY WIRE LT GRN/VIO WIRE LT GRN/WHT WIRE PDL POS LOW REF RED/BRN WIRE RED/GRN WIRE RED/LT GRN WIRE SEC AIR INJ SOL SIG SOLENOID CTRL SOLENOID CTRL SOLENOID CTRL CRUISE/ETC/TCC BRAKE SIG STARTING/CHARGING SYSTEM VIO/DK BLU WIRE VIO/GRY WIRE VIO/LT GRN WIRE VIO/YEL WIRE WAKE-UP SER DATA WHT WIRE WHT/DK BLU WIRE WHT/GRY WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE YEL/WHT WIRE

A/C COMPRESSOR CLUTCH RELAY ACTIVE GRILLE AIR SHUTTER ACTUATOR (FRONT CENTER OF OF GRILLE OPENING) BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/LT GRN WIRE BLK/YEL WIRE BLU/BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CCM FUSE CHASSIS CONTROL MODULE (RIGHT REAR LUGGAGE COMPT) COMMUNICATION ENABLE COMPUTER DATA LINES SYSTEM COOLING FAN HIGH SPEED RELAY DK BLU WIRE DK BLU/BRN WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY ECM CANN BATT VENT FUSE FUSE ECM IGN FUSE FLP SENS FPP RLY CTRL FROM ENGINE CONTROL IGNITION RELAY (DIAGRAM 4 OF 5) FUEL PRESSURE SENSOR (RIGHT SIDE OF FUEL TANK) GMLAN SERIAL DATA GROUND GRY WIRE GRY/BLK WIRE GRY/DK BLU WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN IGN 1 VOLT IND CTRL INSTRUMENT CLUSTER LOGIC LOGIC LOW REF LT GRN WIRE LT GRN/DK BLU WIRE LT GRN/GRY WIRE MAL- FUNCTION LAMP IND OIL LEVEL IND POWER DISTRIBUTION SYSTEM PRESS SENS SIG RED WIRE RED/BRN WIRE RED/LT GRN WIRE RED/VIO WIRE RUN/CRANK SAIR PUMP FUSE SAIR SOL FUSE SECONDARY AIR INJECTION SECONDARY AIR INJECTION PUMP RELAY (CALIFORNIA) SERIAL DATA SHIELD EXTENSION SHUTTER VALVE SOL CTRL SOLENOID VALVE RELAY (CALIFORNIA) SPLY VOLT FUEL PUMP TCM/ AERO CCM FUSE IGN FUSE VIO/BLK WIRE VIO/DK BLU WIRE VIO/GRY WIRE VIO/LT GRN WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE YEL WIRE

11.2 CM FROM MAIN BUNDLE) 4 CM FROM IGNITION COIL 3 AUX WKUP SERIAL DATA AUXILIARY TRANSMISSION FLUID PUMP RELAY BAS PWR INVERTER BLK WIRE BLK/DK BLU WIRE BLK/YEL WIRE BRAKE POSITION BRK POS SNSR LOW REF BRK POS SNSR SIG BRN WIRE BRN/DK GRN WIRE BRN/GRN WIRE BRN/LT GRN WIRE COMPUTER DATA LINES SYSTEM COOLANT PUMP RELAY COIL CONTROL DK BLU WIRE DK BLU/VIO WIRE DK BLU/WHT WIRE DRIVER MOTOR CONTROL MODULE 1 STARTER/GENERATOR CONTROL MODULE FUSE GRY WIRE GRY/BLK WIRE GRY/VIO WIRE GRY/YEL WIRE HI VOLT INTERLOCK LOOP LO REF HI VOLT INTERLOCK LOOP SIGNAL HOT AT ALL TIMES HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HYBRID/EV BATTERY PACK (LUGGAGE COMPT, BEHIND REAR SEATS) HYBRID/EV POWERTRAIN CONTROL MODULE LT GRN/DK BLU WIRE LT GRN/WHT WIRE NCA WIRE ORG/ WIRE PNK WIRE PPL RED WIRE RESOLVER COSINE SIGNAL DRAIN WIRE RESOLVER MOTOR DRAIN WIRE RESOLVER MOTOR NEGATIVE RESOLVER SINE SIGNAL DRAIN WIRE STARTER/ GENERATOR CABLE COVER STARTER/GENERATOR THREE PHASE MOTOR TEMP DRAIN WIRE TO IGNITION COIL 2) TRANS AUX PMP FUSE TRANSMISSION AUXILIARY OIL PUMP RLY CTRL U PHASE UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) V PHASE VIO WIRE VIO/YEL WIRE W PHASE WHT WIRE WHT/LT GRN WIRE WHT/RED WIRE YEL WIRE

3 2 1 FAN SPD SIG 1 FAN SPD SIG 2 GROUND 5 4 BATT POS VOLT FAN SPD SNSR SUPPLY VOLT ACCESSORY WAKEUP AJAR SW SIG BATT + BATT POS VOLT BATT RVC FUSE BATTERY ENERGY CONTROL MODULE BLK WIRE BLK/YEL WIRE BLU/VIO WIRE BPIM IGN FUSE BRN WIRE BRN/LT GRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLANT TEMP SNSR SIG SNSR LOW REFERENCE CURRENT SNSR LOW CURRENT SNSR SIG CURRENT SNSR SPLY DK BLU WIRE DK BLU/GRY WIRE FAN SPEED SNSR SUPPLY VOLT BATT POSITIVE VOLTAGE SERIAL DATA (+) SERIAL DATA (+) FROM HYBRID/EV BATTERY SECTION 2 (DIAGRAM 4 OF 4) GRY PNK/BLK WIRE GRY WIRE GRY/BLK WIRE GRY/YEL WIRE HIGH SER DATA HOT AT ALL TIMES HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED HYBRID/EV BATTERY PACK (LUGGAGE COMPT, BEHIND REAR SEATS) HYBRID/EV BATTERY PACK CABLE COVER HYBRID/EV BATTERY PACK CURRENT SENSOR HYBRID/EV BATTERY PRE-CHARGE RESISTOR HYBRID/EV POWERTRAIN CONTROL MODULE STARTER/GENERATOR CONTROL MODULE LOGIC HYBRID/EV BATTERY PACK COOLING FAN (RIGHT SIDE LUGGAGE COMPT) LOW SER DATA LT GRN WIRE LT GRN/BLK WIRE LT GRN/VIO WIRE LT GRN/WHT WIRE MGU COOL PMP FUSE NCA WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE POWER PACK BLOWER FUSE POWER PACK FUSE PPL PRE-CHARGE CONTACTOR RED WIRE RED/BLK WIRE RED/BRN WIRE RED/DK BLU WIRE RED/YEL WIRE REFERENCE RUN/CRANK IGN 1 SER DATA SERIAL DATA SERIAL DATA (+) SERIAL DATA (-) BATT POSITIVE VOLTAGE STARTER/ GENERATOR COOLANT PUMP RELAY STARTER/GENERATOR COOLANT TEMPERATURE SENSOR (ON RADIATOR FAN ASSEMBLY) TAN WIRE TAN/WHT WIRE TO HYBRID/EV BATTERY SECTION 1 (DIAGRAM 3 OF 4) MAIN CONTACTOR UNDERHOOD FUSE BLOCK VIO/WHT WIRE WHT WIRE YEL/GRN WIRE

"CHECK ENGINE" IND CTRL 5-V REF APP SENS SIG (1) 5291 6386 STARTING/CHARGING SYSTEM A/C COMPRESSOR CLUTCH RLY CTRL ACCESSORY WAKEUP SERIAL DATA AIR CONDITIONING SYSTEM AIR PRESSURE SIG 5-V REF APP LO REF APP SENS SIG (2) BLK/DK BLU WIRE BLK/GRN WIRE BLK/LT GRN WIRE BLK/VIO WIRE BLK/YEL WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/WHT WIRE BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRK POS SEN SIG BRK POS SENS LOW REF BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRUISE CONTROL SYSTEM COOLING FANS SYSTEM DK BLU WIRE DK BLU/BLK WIRE DK BLU/BRN WIRE DK BLU/WHT WIRE ENGINE CONTROL MODULE (INSIDE AIR CLEANER ASSEMBLY) EVAP CONISTER VENT SOL CTRL EVAPORATIVE EMISSION VENT SOLENOID VALVE FUEL PUMP PRIMARY RELAY CONTROL FUEL TANK PRESSURE (FTP) SENSOR (FUEL PUMP/SENDER ASSEMBLY) FUEL TANK PRESSURE SENS SIG 5-V REF HI SPD COOLING FAN RLY CTRL HI SPD GMLAN SERIAL DATA + HI SPD GMLAN SERIAL DATA - LOW SPEED COOLING FAN RLY CTRL LT GRN/BLU WIRE LT GRN/GRY WIRE LT GRN/VIO WIRE LT GRN/WHT WIRE MAIN RELAY FUSED SPLY STARTER ENABLE RLY CTRL POWERTRAIN RLY COIL CTRL POWERTRAIN MAIN RLY FUSED SPLY (1) PRIMARY FUEL LEVEL SENSOR SIGNAL FUEL LEVEL SENS LO REF RED/BRN WIRE RED/GRN WIRE RED/LT GRN WIRE RUN/CRANK IGN 1 VOL BATT POS VOL APP LOW REF VIO/DK BLU WIRE VIO/LT GRN WIRE VIO/YEL WIRE WHT WIRE WHT/DK BLU WIRE WHT/GRY WIRE WHT/LT GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE YEL/WHT WIRE

5 VOLT REF BATT POS VOLT BLK WIRE BLK/GRN WIRE BLK/LT GRN WIRE BLK/YEL WIRE BLU/BRN WIRE BLU/VIO WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CHASSIS CONTROL MODULE (RIGHT REAR LUGGAGE COMPT) COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/BRN WIRE DK BLU/WHT WIRE FROM ENGINE CONTROLS IGNITION RELAY (DIAGRAM 3 OF 6) FUEL FUEL PUMP LEVEL SENSOR FUEL PRESSURE SENSOR (RIGHT SIDE OF FUEL TANK) FUEL PUMP, LEVEL SENSOR ASSEMBLY (TOP OF FUEL TANK) GROUND GRY WIRE GRY/DK BLU WIRE HOT AT ALL TIMES IGN 1 VOLT LOW REF LT GRN/BLU WIRE LT GRN/GRY WIRE NCA WIRE RED WIRE RED/BRN WIRE RED/LT GRN WIRE RED/VIO WIRE RED/WHT WIRE RLY CTRL SAIR PUMP FUSE SAIR SOL FUSE SECONDARY AIR INJECTION PUMP RELAY (CALIFORNIA EMISSION SYSTEM) SECONDARY AIR INJECTION SOLENOID SENSOR SIGNAL SERIAL DATA SERIAL DATA ENABLE SHIELD EXTEN SUPPLY VOLT UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) VALVE RELAY (CALIFORNIA EMISSION SYSTEM) VIO/BLK WIRE VIO/DK BLU WIRE VIO/LT GRN WIRE VIO/YEL WIRE WHT WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE

ACTUATOR HI CTRL ACTUATOR LOW CTRL BLK WIRE BLK/BRN WIRE BLK/DK BLU WIRE BLK/GRY WIRE BLK/LT GRN WIRE BLK/VIO WIRE BLU/RED WIRE BRN WIRE BRN/WHT WIRE CAMSHAFT POS INTAKE COMPUTER DATA LINES SYSTEM CRANKSHAFT SENS SIG CTRL CYLINDER 1 CTRL CYLINDER 2 CTRL CYLINDER 3 CTRL CYLINDER 4 CYLINDER HEAD ENGINE OIL PRESSURE SENSOR (TOP CENTER OF ENGINE) DATA DK BLU WIRE DK BLU/VIO WIRE DK BLU/WHT WIRE DRIVER INFORMATION CENTER (DIC) ECT SENS SIG ENGINE CONTROL MODULE (INSIDE AIR CLEANER ASSEMBLY) EXHAUST SENS (1) EXHAUST SOL (1) GRY/DK BLU WIRE GRY/YEL WIRE IC CTRL (1) IC CTRL (2) IC CTRL (3) IC CTRL (4) IGN 1 IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 INSTRUMENT CLUSTER INTAKE SOL (1) LO REF LOW REF LOW REF BANK 1 LT GRN WIRE LT GRN/DK BLU WIRE MALFUNCTION IND LAMP (MIL) MOST NCA WIRE OIL LEVEL IND LOGIC OIL PRESS SENS SIG SENS LO REF SENS VOLT SERIAL SIG SPARK PLUG SPLY VOLT VIO/BLK WIRE VIO/BRN WIRE VIO/DK BLU WIRE VIO/GRY WIRE VIO/WHT WIRE VOLT WHT/BRN WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BRN WIRE YEL/DK BLU WIRE YEL/VIO WIRE YEL/WHT WIRE

"CHECK ENGINE" IND CTRL 5291 625 STARTING/CHARGING SYSTEM A/C CLUTCH RLY CTRL A/C REFRIGERANT PRESSURE SENS SIG A/C REFRIGERANT PRESSURE SENSOR (ON A/C LINE, UNDER AIR CLEANER) AIR CONDITIONING SYSTEM AIR INJ PMP SEN 2 SPLY VOLT AIR INJ PMP SEN 2 GND APP SENS SIG (2) APP SENS SIG 1 BLK BRN/ WIRE BLK/BRN WIRE BLK/DK BLU WIRE BLK/GRN WIRE BLK/LT GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/VIO WIRE BLU/WHT WIRE BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRK PEDAL POS SEN SIG BRN RED/ WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COIL CTRL COMPUTER DATA LINES SYSTEM COOLING FAN RLY CTRL COOLING FANS SYSTEM CRUISE CONTROL SYSTEM COOLING FANS SYSTEM DK BLU WIRE DK BLU/BRN WIRE DK BLU/WHT WIRE DK BLU/YEL WIRE ECM IGN FUSE ENGINE CONTROL MODULE (ECM) (INSIDE AIR CLEANER ASSEMBLY) ETC/TCC BRAKE SIG EVAP CANISTER VENT SOL CTRL POWERTRAIN MAIN RLY (3) LO REF EVAPORATIVE EMISSION VENT SOLENOID VALVE (RIGHT OF FUEL TANK) FUEL LEVEL SENSOR FUEL PUMP FUEL PUMP RLY CTRL FUEL PUMP, LEVEL SENSOR ASSEMBLY (TOP OF FUEL TANK) FUEL TANK PRESSURE SENS SIG FUEL TEMP SIG GMLAN SERIAL DATA BUS + GMLAN SERIAL DATA BUS - GRY WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED IGN VOL 1 BATT POS VOL LOW REF (2) LOW REF LOW SPEED COOLING FAN RLY CTRL LT GRN WIRE LT GRN/DK BLU WIRE LT GRN/GRY WIRE LT GRN/VIO WIRE LT GRN/WHT WIRE POWERTRAIN MAIN RLY (2) STARTER RLY CTRL POWERTRAIN RLY CTRL POWERTRAIN MAIN RLY (1) PRIMARY FUEL LEVEL SENS SIG SENS LOW REF RED BRN/ WIRE RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/LT GRN WIRE SENS 2 SIG PRESSURE SENS SIG UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) VIO/DK BLU WIRE VIO/LT GRN WIRE VIO/YEL WIRE WAKE UP SIG WHT WIRE WHT/DK BLU WIRE WHT/GRY WIRE WHT/LT GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE YEL/WHT WIRE

5 V REF ACTIVE GRILLE AIR SHUTTER ACTUATOR (FRONT CENTER OF GRILLE OPENING) BATT POS VOL BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/LT GRN WIRE BLK/YEL WIRE BLU/BRN WIRE BRN/RED WIRE BRN/WHT WIRE CANN CCM AERO VNT FUSE FUSE FUSE CHASSIS CONTROL MODULE (RIGHT REAR LUGGAGE COMPT) COIL COIL ODD EVEN FUSE FUSE COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM DK BLU WIRE DK BLU/ WHT WIRE DK BLU/BRN WIRE DK BLU/YEL WIRE DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROLS IGNITION RELAYS ENGINE OIL IND FAN WALK ECM RLY A PT FUSE FUSE FUSE FUEL GAUGE FUEL IND FUEL PRESSURE SENSOR (RIGHT SIDE OF FUEL TANK) FUEL PUMP LOW REF FUEL SHLD EXTSN GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN IGN VOL 1 INSTRUMENT CLUSTER LOGIC LOW REF LT GRN WIRE LT GRN/DK BLU WIRE LT GRN/GRY WIRE MIL IND NON NON WALK VEH FUSE POWER DISTRIBUTION SYSTEM PRESS SENS SIG PUMP RLY CTRL PUMP SUPY VOL RED/BRN WIRE RED/LT GRN WIRE RED/VIO WIRE SER DATA BUS - SER DATA COMM SERIAL DATA SOL CTRL SHUTTER VALVE TCM/ ECM CCM BATT IGN FUSE FUSE VIO/BLK WIRE VIO/DK BLU WIRE VIO/WHT WIRE WHT WIRE WHT/ DK BLU WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE