Cadillac ELR I (2013-2015) Automatic a/c circuit

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 B+ LOW SPD GMLAN AIR RECIRCULATION DOOR ACTUATOR (LEFT SIDE OF HVAC BLOWER HOUSING) AIR TEMP SENS SIG BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLOWER MOTOR SPD CTRL BRN/DK GRN WIRE BRN/LT BLU WIRE BRN/VIO WIRE CABIN CLANT MTR CTRL GND IGN COMPUTER DATA LINES SYSTEM COOLANT TEMP SIG DEFOGGER SYSTEM DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE GRY WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HTR COOLANT MTR HVAC CONTROL MODULE HVAC FUSE IGN INFO DISPLAY MODULE LEFT AIR TEMPERATURE DOOR ACTUATOR (LOWER LEFT SIDE OF HVAC MODULE) LEFT INSTRUMENT PANEL FUSE BLOCK (LEFT END OF DASH) LINEAR INTERCONNECT NETWORK BUS 9 LOGIC LOW REF LOW REF REAR DEFOG RLY CTRL LT BLU/GRY WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/GRY WIRE LT GRN/YEL WIRE MODE DOOR ACTUATOR (UPPER LEFT SIDE OF HVAC MODULE) ORG/ WIRE RADIO/HVAC CONTROLS RED/BLK WIRE RED/GRN WIRE RED/LT GRN WIRE SERIAL DATA LINEAR INTERCONNECT NETWORK BUS 9 TEMP SENS COMM LO REF TWILIGHT SENTINEL SIG VIO/BRN WIRE VIO/YEL WIRE WHT/PNK WIRE WHT/RED WIRE YEL WIRE YEL/VIO WIRE

AMBIENT LIGHT/ SUNLOAD SENSOR (TOP CENTER OF DASH) B+ VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLOWER MTR FAN CTRL BLOWER MTR SPD CTRL BLWR FUSE BRN WIRE BRN/LT BLU WIRE COMPUTER DATA LINES SYSTEM COOLANT HEATER TEMPERATURE SENSOR (CENTER REAR OF ENGINE COMPT BULKHEAD) ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE INDICATOR FDBACK SIG GRY/GRN WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES INSTRUMENT CLUSTER LO SPD GMLAN DATA LOGIC LT BLU/GRY WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/GRY WIRE MOTOR CTRL MTR ANABLE ORG/ WIRE RED/LT BLU WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK (RIGHT END OF DASH) VIO WIRE VIO/YEL WIRE WHT WIRE WHT/LT BLU WIRE YEL/VIO WIRE

A/C EVAPORATOR TEMPERATURE SENSOR (RIGHT SIDE OF HVAC EVAPORATOR ASSEMBLY) ACCM COOL FUSE FAN LT FUSE B+ VOLT BLK WIRE BLK/GRY WIRE BLU WIRE CABIN PMP/VLV FUSE CHCM MISC FUSE RUN/ CRNK/IP FUSE COOL FAN RT FUSE CTRL SIG GRN WIRE GRY/GRN WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN ENERGIZED HVAC CONTROL MODULE LEFT LOWER DUCT AIR TEMPERATURE SENSOR (HVAC LEFT LOWER AIR DUCT) LEFT UPPER DUCT AIR TEMPERATURE SENSOR (LEFT SIDE OF HVAC LEFT UPPER AIR DUCT) ORG/ WIRE PPL/DK BLU WIRE RED WIRE RED/GRY WIRE RED/LT BLU WIRE RED/WHT WIRE RIGHT AIR TEMPERATURE DOOR ACTUATOR (LOWER RIGHT SIDE OF HVAC MODULE) RIGHT LOWER DUCT AIR TEMPERATURE SENSOR (HVAC RIGHT LOWER AIR DUCT) TEMP SENS SIG TEMP SENS SIG UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/VIO WIRE YEL/GRN WIRE

13 12 26 LOW REF PRESS SENS SIG 5 VOLT REF 31 63 60 26 40 LOW PRESS SENS SIG 5 VOLT REF LOW REF SENS SIG LOW REF 46 30 COOLANT TEMP SENS SIG LOW REF 5 VOLT REF 72 52 9 HTR SOL VALVE CTRL COOLING FAN CTRL SIG COOLING FAN SPD SIG A/C LOW SIDE PRESSURE SENSOR (LEFT SIDE OF ENGINE, ON A/C PRESSURE LINE) A/C REFRIGERANT PRESSURE SENSOR (IN A/C HIGH PRESSURE LINE) ACCESS WAKUP SERIAL DATA 2 ACCESS WAKUP SRL DATA AMBIENT AIR TEMPERATURE SENSOR (BEHIND RIGHT SIDE OF FRONT FASCIA LOWER GRILLE) B+ VOLT BATT + BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/LT BLU WIRE BLK/LT GRN WIRE BLU/GRY WIRE BRN/RED WIRE COMPT BULKHEAD) COMPUTER DATA LINES SYSTEM COOLANT HEATER CONTROL MODULE (CENTER REAR OF ENGINE COMPT BULKHEAD) COOLANT VALVE POS SENS SIG COOLING FAN SPD SIG DATA (+) (1) HI SPD GMLAN ENGINE CONTROL MODULE (BEHIND LEFT END OF FRONT FASCIA) ENGINE COOLANT RADIATOR TEMPERATURE SENSOR (LOWER RIGHT REAR OF RADIATOR) ENGINE COOLANT TEMPERATURE SENSOR (REAR OF CYLINDER HEAD) FUSE FUSE HI SPD GMLAN DATA (-) (1) HI VOLT BATT (+) HYBRID/EV POWERTRAIN CONTROL MODULE 1 HYBRID/EV POWERTRAIN CONTROL MODULE 2 (RIGHT SIDE OF LUGGAGE COMPT) LOGIC LOW REF LOW SPD GMLAN SERIAL DATA LOW SPD SERIAL DATA LT BLU WIRE LT BLU/RED WIRE LT BLU/VIO WIRE LT BLU/WHT WIRE LT GRN WIRE NCA WIRE ORG/ WIRE PASSENGER COMPARTMENT HEATER COOLANT CONTROL VALVE (CENTER OF ENGINE RED/GRY WIRE RED/WHT WIRE RUN/CRANK IGNITION 1 VOLT SENS SIG VIO/BRN WIRE VIO/WHT WIRE WHT WIRE WHT/RED WIRE YEL/BLK WIRE YEL/LT BLU WIRE