Cadillac CT5 I (2019-2024) can-bus Wiring diagrams

2.0L TURBO 3.0L TURBO AUTOSAR CAN BUS (-) 2 SER DATA BLK WIRE BLU WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/VIO WIRE CAN-BUS COMPUTER DATA LINES SYSTEM CONTENT THEFT DETERRENT ALARM CONTENT THEFT DETERRENT SENSOR DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BLU WIRE GRN/BRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/VIO WIRE HEADLIGHTS SYSTEM HOOD STATUS A SIG HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT REAR DOOR LOCK SWITCH LH HDLP LO BEAM CTRL LIGHTING CONTROL MODULE (RIGHT SIDE OF DASH) LOGIC LR DR LK IND CTRL LR DR UNLK IND CTRL PASSENGER DOOR LOCK SWITCH PASSENGER FRONT SIDE DOOR WINDOW SWITCH RED/BLU WIRE RED/BRN WIRE RH HDLP LO BEAM CTRL RIGHT REAR DOOR LOCK SWITCH RR DR LK CTRL RR DR UNLK CTRL SECURITY IND ULTRASONIC INTRUSION SENSOR 1 ULTRASONIC INTRUSION SENSOR 2 (BACK OF OVERHEAD CONSOLE) VIO/BLU WIRE VIO/WHT WIRE WHT WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/VIO WIRE

AUTOSAR CAN BUS BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE MASTER CYLINDER BRAKE SYSTEM CONTROL MODULE BRN/BLU WIRE CAN BUS (+) 1 CAN BUS (-) 1 SER DATA CAN BUS (-) 5 CAN-BUS COLUMN LOCK MODULE ETHERNET BUS 7 (-) GRN/BLK WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/BLU WIRE INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT FRONT SEAT BELT RETRACTOR MOTOR LIN BUS 1 LOGIC PARKING BRAKE CONTROL SWITCH POWER STEERING CONTROL MODULE RESTRAINTS CONTROL MODULE SER DATA SER DATA (+) 2 SER DATA (-) (1) SUSPENSION CONTROL MODULE TRANSMISSION CONTROL MODULE VEHICLE DYNAMIC SENSOR W/ ELECTRICAL STEERING COLUMN LOCK W/ RESTRAINT PROVISIONS W/O ELECTRICAL STEERING COLUMN LOCK W/O RESTRAINT PROVISIONS W/ CHASSIS W/O RESTRAINT PROVISIONS, CHASSIS WHT WIRE WHT/GRY WIRE WHT/YEL WIRE YEL WIRE

1 SER DATA 8 SER DATA 8 SER DATA CAN BUS (-) AUTOSAR CAN BUS BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE CAN BUS (+) 1 CAN BUS (+) 2 CAN BUS (+) 5 SERIAL DATA CAN BUS (-) 5 CAN BUS (-) 8 CAN BUS (-) 8 SERIAL DATA CAN-BUS ETHERNET BUS 11 (-) FRONT HEATER, AIR CONDITIONING USER INTERFACE CONTROL GRN/BLK WIRE GRN/VIO WIRE INFOTAINMENT CAN BUS INFOTAINMENT CONTROL SWITCH LEFT FRONT SHORT RANGE RADAR SENSOR LONG RANGE FORWARD RANGE RADAR SENSOR RADIO CONTROL RIGHT FRONT SHORT RANGE RADAR SENSOR SERIAL DATA SERIAL DATA CAN BUS (-) 5 SERIAL DATA CAN BUS (-) 8 W/ 360 VISION VIEW W/ INTEGRATED BRAKE ASSIST PREFILL W/ LANE ACTIVE SAFETY W/ PARK ASSIST W/O 360 VISION VIEW W/O INTEGRATED BRAKE ASSIST PREFILL W/O LANE ACTIVE SAFETY W/O PARK ASSIST WHT WIRE WHT/BLK WIRE WHT/GRY WIRE WHT/YEL WIRE YEL WIRE

ADAPTIVE CRUISE IND ADAPTIVE CRUISE SWITCH AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION INPUT SPEED SENSOR AUTOMATIC TRANSMISSION INTERMEDIATE SPEED SENSOR 1 AUTOMATIC TRANSMISSION INTERMEDIATE SPEED SENSOR 2 AUTOMATIC TRANSMISSION OUTPUT SPEED SENSOR AUTOSAR AUTOSAR CAN BUS (+) 2 SERIAL DATA BATT POS BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRN/GRN WIRE BRN/WHT WIRE CAN-BUS CANCEL SWITCH COMPUTER DATA LINES SYSTEM CRUISE CONTROLS SWITCH CRUISE IND DATA DRIVER INFORMATION CENTER DISPLAY FORWARD COLLISION WARNING SWITCH GRN WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/GRN WIRE INPUT SPD SIG INSTRUMENT PANEL CLUSTER CONTROL MODULE LANE DEPARTURE WARNING SWITCH LOGIC NCA WIRE OUTPUT SPD SIG TRANSMISSION OUTPUT SHAFT RED/BLU WIRE RES+ SERIAL SET- STEERING WHEEL AIR BAG COIL STEERING WHEEL RADIO CONTROL SWITCH TRANSMISSION CONTROL MODULE TRANSMISSION INPUT SPD SENS SIG TRANSMISSION INPUT SHAFT TRANSMISSION INTERMEDIATE SPD SIG VIO/GRN WIRE VOLT W/ LANE KEEP ASSIST WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/ORG WIRE

AUTOSAR CAN BATT POS VOLT BEAM CTRL BLK WIRE BLK/WHT WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/YEL WIRE BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE BUS (-) 2 SER CAN-BUS COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK GRN WIRE GRN/YEL WIRE GROUND GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES LEFT DAYTIME RUNNING LAMP (W/O FRONT CORNERING LAMP) LEFT DAYTIME RUNNING LAMP, LEFT FRONT HEADLAMP LEFT HEADLAMP CONTROL MODULE LEFT HIGH BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LF DRL CTRL LF LP ASSY 2 LF LP ASSY CTRL LH HDLP HI LH HDLP LO LH PRK LP CTRL 2 LIGHTING CONTROL MODULE LIN BUS 1 LOGIC RED/WHT WIRE RF DRL CTRL RH HDLP HI RH HDLP LO RH LP ASSY 2 RH PRK LP CTRL 2 RIGHT DAYTIME RUNNING LAMP RIGHT DAYTIME RUNNING LAMP (W/O FRONT CORNERING LAMP) RIGHT FRONT HEADLAMP RIGHT HEADLAMP CONTROL MODULE RIGHT HIGH BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP SECONDARY FUSED SPLY VOLT WHT WIRE WHT/YEL WIRE YEL WIRE

BATTERY POSITIVE VOLTAGE BLK WIRE BLOWER MOTOR BLU WIRE BLU/WHT WIRE BLU/YEL WIRE CAN-BUS CARD READER RECEPTACLE COMPUTER DATA LINES SYSTEM CONTENT THEFT DETERRENT SENSOR DATA LINK CONNECTOR FROM BATTERY DISTRIBUTION FUSE BLOCK (DIAGRAM 1 OF 8) FRONT HEATER, AIR CONDITIONING USER INTERFACE CONTROL GARAGE DOOR OPENER TRANSMITTER GROUND 14 HAZARD WARNING SWITCH HEAD-UP DISPLAY INFOTAINMENT CONTROL SWITCH INSTRUMENT PANEL CLUSTER CONTROL MODULE MULTIMEDIA RECEPTACLE NCA WIRE NEAR FIELD COMMUNICATION MODULE PASSENGER COMPARTMENT AIR FILTER MODULE PASSENGER RESTRAINTS OCCUPANT CLASSIFICATION SYSTEM MODULE RADIO RADIO CONTROL RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RESTRAINTS CONTROL MODULE ROOF CONSOLE W/ AIR CLEANER W/ FRONT SEAT HEATER W/ UNIVERSAL GARAGE DOOR OPENER WINDSHIELD OUTSIDE MOISTURE/AMBIENT LIGHT, HUMIDITY SENSOR WIRELESS ACCESSORY CHARGING MODULE YEL WIRE

2.0L TURBO 3.0L TURBO 4-WAY 6-WAY ACC IND BATT POS VOLT 62 BATT POS VOLT 63 BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BODY CONTROL MODULE BRN/BLK WIRE CAN-BUS COMPUTER DATA LINES SYSTEM DRIVER FRONT SEAT ADJUSTER SWITCH DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR DRIVER SEAT ADJUSTER MEMORY MODULE ENGINE CONTROL MODULE ENGINE START/ STOP ENGINE WIRING HARNESS JUNCTION BLOCK FROM INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK (DIAGRAM 4 OF 8) FROM REAR BODY WIRING HARNESS JUNCTION BLOCK (DIAGRAM 7 OF 8) GRN/BLK WIRE GRN/VIO WIRE GROUND 25 IGNITION MODE POWER IGNITION MODE SWITCH ACCESSORY LED SIGNAL IGNITION MODE SWITCH MODE VOLTAGE IGNITION MODE SWITCH SIGNAL 2 IGNITION MODE SWITCH START LED SIGNAL ILL LEFT REAR SIDE DOOR WINDOW REGULATOR MOTOR LOW REFERENCE MULTI-FUNCTION POWER SUPPLY CONVERTER ON/OFF VEHICLE SWITCH PASSENGER FRONT SEAT ADJUSTER SWITCH PASSENGER SEAT ADJUSTER MEMORY MODULE REAR BODY WIRING HARNESS JUNCTION BLOCK RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE SERIAL DATA GATEWAY MODULE START IND STARTER RELAY STRT ENABLE RLY CTRL TO ENGINE WIRING HARNESS JUNCTION BLOCK (DIAGRAM 1 OF 8) VIO/GRN WIRE W/ MEMORY W/O MEMORY WAKEUP SIGNAL WHT WIRE YEL WIRE YEL/BLK WIRE

2.0L TURBO 3.0L TURBO AUTOSAR CAN BUS (-) 2 SER DATA BLK WIRE BLU WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/VIO WIRE CAN-BUS COMPUTER DATA LINES SYSTEM CONTENT THEFT DETERRENT ALARM CONTENT THEFT DETERRENT SENSOR DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BLU WIRE GRN/BRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/VIO WIRE HEADLIGHTS SYSTEM HOOD STATUS A SIG HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT REAR DOOR LOCK SWITCH LH HDLP LO BEAM CTRL LIGHTING CONTROL MODULE (RIGHT SIDE OF DASH) LOGIC LR DR LK IND CTRL LR DR UNLK IND CTRL PASSENGER DOOR LOCK SWITCH PASSENGER FRONT SIDE DOOR WINDOW SWITCH RED/BLU WIRE RED/BRN WIRE RH HDLP LO BEAM CTRL RIGHT REAR DOOR LOCK SWITCH RR DR LK CTRL RR DR UNLK CTRL SECURITY IND ULTRASONIC INTRUSION SENSOR 1 ULTRASONIC INTRUSION SENSOR 2 (BACK OF OVERHEAD CONSOLE) VIO/BLU WIRE VIO/WHT WIRE WHT WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/VIO WIRE

B SIGNAL BANK 1 INTAKE CAMSHAFT POSITION ACTUATOR LOCATING PIN CONTROL VALVE BANK 1 VALVE ROCKER ARM OIL CONTROL VALVE BANK 2 TURBOCHARGER BYPASS VALVE SOLENOID BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BODY CONTROL MODULE BRAKE PEDAL POSITION SENSOR BRN/GRN WIRE CAN-BUS COMPUTER DATA LINES SYSTEM ENGINE HOOD SWITCH ENGINE OIL LEVEL INDICATOR SWITCH ENGINE WIRING HARNESS JUNCTION BLOCK GRN/GRY WIRE GRN/WHT WIRE GRY WIRE HOOD STATUS HOT AT ALL TIMES LOW REF NCA WIRE RED/BRN WIRE SENS SIG VIO/BLU WIRE VIO/GRN WIRE VOLT REF WHT WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BRN WIRE YEL/GRN WIRE

3 FEEDBACK SIG EXHAUST FLAPPER 5-VOLT REF 1 BANK 1 SENS 1 BANK 2 EXHAUST CAMSHAFT POSITION SENSOR BANK 2 SENS 1 BANK 2 SENS 2 BANK 2 SENSOR 2 HEATED OXYGEN SENSOR BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN-BUS COMPUTER DATA LINES SYSTEM CONTROL VALVE 1 CONTROL VALVE 2 FUEL PUMP SUPPLY CTRL BANK (1) DEACTIVATION ELECTRONIC MUFFLERS ELECTRONIC MUFFLERS SYSTEM ENGINE CONTROL MODULE (FRONT RIGHT OF ENGINE COMPT) EVAPORATIVE EMISSION CANISTER VENT VALVE SOLENOID EXHAUST FLOW EXHAUST FLOW CTRL FEEDBACK SIG FUEL PRESSURE SENS FUEL PUMP CTRL GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/WHT WIRE HIGH SIGNAL HOT AT ALL TIMES IGN CTRL (5) IGN CTRL (6) LIN BUS 1 LIN BUS 2 LO REF BANK 2 LOW REF (1) LOW REF 2 LOW REFERENCE LOW SIGNAL MTR CTRL NCA WIRE OIL PUMP CTRL PARK LOCK CTRL POS SENS 2 POS VOLT 26 POWERTRAIN MAIN PRESS SENS SIG PRIMARY FUEL LEVEL REAR BODY WIRING HARNESS JUNCTION BLOCK RED/VIO WIRE RLY CTRL RLY FUSED SENS 2 LOW REF SENS 2 VOLT REF SENS LOW REF SENS SIG SENSOR SIG SERIAL DATA SHIELD GND SOL VALVE CTRL SPLY VOLT 5 VALVE 1 CYLINDER VIO/BLU WIRE VIO/GRN WIRE VIO/YEL WIRE VOLT PHASE 3 VOLTAGE PHASE 2 WAKE UP SIG WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/RED WIRE Y LOW REF YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE Z LOW REF