Chevrolet Spark M400 facelift (2018-2024) radio volume down signal Wiring diagram

AUXILIARY AUDIO INPUT BACKUP LAMP CONTROL BATT POSITIVE VOLTAGE BATTERY POSITIVE VOLTAGE BLK WIRE BLK/GRN WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BODY CONTROL MODULE (LEFT END OF DASH) BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DIMMING CTRL GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GROUND GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE GY USB HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED INFO DISPLAY MODULE INFOTAINMENT DISPLAY SIG INSTRUMENT PANEL FUSE BLOCK INTERRUPT REQUEST SIG KEYPAD RED LED CTRL WIRE LADDER SIGNAL 1 LEFT REAR SPEAKER SIGNAL (-) RADIO DISPLAY TOUCH INTERRUPT REQUEST SIG LOW REFERENCE LOW SPEED GMLAN LOW SPEED GMLAN SER DATA 2 LVDS MUTE NAVI DSPY DIMMING CTRL NAVI DSPY DIMMING CTRL RADIO DISPLAY BACKLIGHT DIMMING CONTROL NAVIGATION SYSTEM POWER SUPPLY TRANSFORMER RADIO RADIO DISPLAY BACKLIGHT RADIO DISPLAY TOUCH RADIO DSPY BACKLIGHT RADIO DSPY BACKLIGHT LO REF RADIO KEYPAD BUTTON SIG RADIO KEYPAD BUTTON SIGNAL RADIO KEYPAD DIMMING CONTROL RADIO KEYPAD DIMMING CTRL RADIO KEYPAD GND RTN RADIO KEYPAD LOW REF RADIO KEYPAD POWER SIG RADIO KEYPAD POWER SIGNAL RADIO KEYPAD VOLTAGE REF RADIO VOLUME DOWN SIG RADIO VOLUME DOWN SIGNAL RADIO VOLUME UP SIG RADIO VOLUME UP SIGNAL RED WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RIGHT STEERING WHEEL CONTROLS SWITCH SEEK DOWN VOICE SEEK UP SERIAL DATA SOURCE STEERING WHEEL AIR BAG COIL USB VIO/WHT WIRE VOL DOWN VOL UP W/ START/STOP SYSTEM W/O START/STOP SYSTEM WHT WIRE WHT/RED WIRE