Audi S4 B9 (2016-2019) brake lamp switch (brake master cylinder) Wiring diagrams

2.0L TURBO DBPA 2.0L TURBO CYMC 3.0L TURBO ABS INDICATOR LAMP AUTO HOLD BUTTON (A/T) AUTO- HOLD BLK WIRE BRAKE FLUID LEVEL WARNING SWITCH BRAKE LAMP SWITCH (BRAKE MASTER CYLINDER) BRAKE SYSTEM INDICATOR LAMP BRN WIRE BRN/BLU WIRE BULB COMFORT SYSTEM CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM DISPLAY UNIT ELECTRO- MECHANICAL ELECTRO-MECHANICAL PARKING BRAKE BUTTON (A/T) ENGINE/MOTOR CONTROL MODULE FUSE 11 FUSE 12 FUSE 5 FUSE 9 FUSE PANEL 1 FUSE PANEL B FUSE PANEL C GRN WIRE GRN/BLK WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ MOTRONIC ENGINE CONTROL MODULE POWER SUPPLY RELAY ENERGIZED ILLUMINATION INDICATOR LAMP INSTRUMENT CLUSTER CONTROL MODULE ORG/BRN WIRE PARKING BRAKE PNK WIRE POWER DISTRIBUTION SYSTEM RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RELAY & FUSE CARRIER 1 STEERING ANGLE SENSOR STEERING COLUMN ELECTRONICS CONTROL MODULE STEERING COLUMN) VIO WIRE VIO/RED WIRE VIO/YEL WIRE YEL WIRE

BACKUP LAMPS CIRCUIT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLU/BLK WIRE BRAKE LAMP SWITCH (BRAKE MASTER CYLINDER) BRN WIRE ENGINE/MOTOR CONTROL MODULE FUSE 5 FUSE PANEL 1 FUSE PANEL B GRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/YEL WIRE HOT W/ MOTRONIC ENGINE CONTROL MODULE POWER SUPPLY RELAY ENERGIZED LEFT BACKUP LAMP BULB LEFT BRAKE LAMP/ TURN SIGNAL BULB LEFT BRAKE/ TAIL LAMP BULB LEFT BRAKE/ TAIL LAMP BULB 2 LEFT LICENSE PLATE LIGHT LEFT REAR SIDE MARKER LAMP BULB LEFT REAR TURN SIGNAL BULB LEFT TAIL LAMP LONG WHEEL BASE RELAY & FUSE CARRIER 1 RIGHT BACKUP LAMP BULB RIGHT BRAKE LAMP/ TURN SIGNAL/ TAIL LAMP BULB 2 RIGHT LICENSE PLATE LIGHT RIGHT REAR FOG LAMP BULB RIGHT REAR TURN SIGNAL BULB 2 RIGHT TAIL LAMP 2 (W/ LED) RIGHT TAIL LAMP 2 (W/O LED) RIGHT TAIL LAMP BULB RIGHT TAIL LAMP BULB 2 SEDAN SEDAN WAGON 2.0L TURBO DBPA 2.0L TURBO CYMC 3.0L TURBO VIO/GRN WIRE VIO/GRY WIRE VIO/RED WIRE W/ LED W/O LED WAGON WHT/GRY WIRE YEL WIRE

2.0L TURBO CYMC 2.0L TURBO DBPA 3.0L TURBO A/T BLK WIRE BLU/GRY WIRE BRAKE LAMP SWITCH (BRAKE MASTER CYLINDER) BRN WIRE COMFORT SYSTEM CENTRAL CONTROL MODULE COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM D/S DUAL-CLUTCH TRANSMISSION MECHATRONIC ENGINE/MOTOR CONTROL MODULE FUSE 4 FUSE 5 FUSE PANEL 1 FUSE PANEL 2 FUSE PANEL B GRN WIRE GRY/BLK WIRE GRY/BRN WIRE HOT AT ALL TIMES HOT W/ MOTRONIC ENGINE CONTROL MODULE POWER SUPPLY RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL MODULE M/T NCA WIRE ORG/BRN WIRE PARKING LOCK BUTTON PARKING LOCK INDICATOR LAMP PARKING LOCK SOLENOID PNK WIRE RED/VIO WIRE RELAY & FUSE CARRIER 1 SELECTOR LEVER SELECTOR LEVER POSITION SENSOR SELECTOR LEVER RELEASE BUTTON SELECTOR LEVER SENSOR SYSTEM CONTROL MODULE SELECTOR LEVER TRANSMISSION RANGE DISPLAY SHIFT LOCK SOLENOID SYSTEM TRANSVERSE SELECTOR LEVER LOCK MOTOR TRANSVERSE SELECTOR LEVER LOCK SENSOR VIO WIRE VIO/RED WIRE