Volkswagen Jetta IV (1998-2005) a/c system Wiring diagrams

7 3 4 5 SOLID STATE A/C SYSTEM BLK WIRE BLK/ GRY WIRE BLK/ YEL WIRE BLK/GRN WIRE BLK/VIO WIRE BLU VIO/ WIRE BLU WIRE BLU/VIO WIRE BLU/WHT WIRE BRAKE BOOSTER CONTROL MODULE BRAKE PRESSURE SWITCH BRAKELIGHT SWITCH (ABOVE BRAKE PEDAL) BRN WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH, BELOW STEERING COLUMN) FUSE 11 FUSE 13 FUSE 31 FUSE 7 FUSE PANEL (BEHIND LEFT SIDE OF DASH) FUSE 15 GRN WIRE GRY YEL/ WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER SYSTEM INTERMEDIATE SHAFT SPEED SENSOR MOTRONIC ENGINE CONTROL MODULE (AT BASE OF WINDSHIELD IN CENTER OF PLENUM) MULTI-FUNCTION TRANSMISSION RANGE SWITCH (RIGHT SIDE OF TRANSMISSION) NCA WIRE ORG/BLK WIRE ORG/BRN WIRE PARK/ NEUTRAL POSITION RELAY RED WIRE RED/BLK WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE SHIFT LOCK SOLENOID (AT BASE OF GEAR SELECTOR) SOLENOID VALVE SOLID STATE STARTING/ CHARGING SYSTEM THIRTEEN POSITION AUXILIARY RELAY PANEL (UNDER LEFT SIDE OF DASH) TIPTRONIC SWITCH/ SELECTOR LEVEL POSITION P/N WARNING LIGHT TRANS FLUID TEMP SENSOR TRANSMISSION CONTROL MODULE (AT BASE OF WINDSHIELD, IN RIGHT SIDE OF PLENUM) TRANSMISSION VEHICLE SPEED SENSOR (ON TOP OF TRANSMISSION) VALVE BODY VEHICLE SPEED SENSOR (ON TOP OF TRANSMISSION HOUSING) VIO GRN/ WIRE VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/RED WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/GRY WIRE

A/C SYSTEM BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRAKELIGHT SWITCH (ABOVE BRAKE PEDAL) BRN WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH, BELOW STEERING COLUMN) FUSE 11 FUSE 13 FUSE 31 FUSE 7 FUSE PANEL (BEHIND LEFT SIDE OF DASH) FUSE 15 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START MULTI-FUNCTION TRANSMISSION RANGE SWITCH (RIGHT SIDE OF TRANSMISSION) NCA WIRE ORG/BLK WIRE ORG/BRN WIRE PARK/ NEUTRAL POSITION RELAY RED WIRE RED/BLK WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SELECTOR LEVEL POSITION P/N WARNING LIGHT SHIFT LOCK SOLENOID SOLENOID VALVES SOLID STATE STARTING/ CHARGING SYSTEM THIRTEEN POSITION AUXILIARY RELAY PANEL (UNDER LEFT SIDE OF DASH) TRANSMISSION CONTROL MODULE (AT BASE OF WINDSHIELD, IN RIGHT SIDE OF PLENUM) TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION VEHICLE SPEED SENSOR (ON TOP OF TRANSMISSION) VALVE BODY VEHICLE SPEED SENSOR (ON TOP OF TRANSMISSION HOUSING) VIO/BLK WIRE WHT WIRE YEL WIRE YEL/BLU WIRE YEL/RED WIRE

A/C SYSTEM BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRAKE BOOSTER CONTROL MODULE BRAKELIGHT SWITCH (ABOVE BRAKE PEDAL) BRN WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH, BELOW STEERING COLUMN) EXCEPT BBW ENGINE CODE BBW ENGINE CODE FUSE 11 FUSE 13 FUSE 31 FUSE 7 FUSE PANEL (BEHIND LEFT SIDE OF DASH) FUSE 15 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START KICKDOWN SWITCH (IN THROTTLE CABLE) MOTRONIC ENGINE CONTROL MODULE (AT BASE OF WINDSHIELD, IN RIGHT SIDE OF PLENUM) MULTI-FUNCTION TRANSMISSION RANGE SWITCH (RIGHT SIDE OF TRANSMISSION) NCA WIRE ORG/BLK WIRE ORG/BRN WIRE PARK/ NEUTRAL POSITION RELAY RED WIRE RED/BLK WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SELECTOR LEVEL POSITION P/N WARNING LIGHT SHIFT LOCK SOLENOID SOLENOID VALVES SOLID STATE STARTING/ CHARGING SYSTEM THIRTEEN POSITION AUXILIARY RELAY PANEL (UNDER LEFT SIDE OF DASH) TRANSMISSION CONTROL MODULE (AT BASE OF WINDSHIELD, IN RIGHT SIDE OF PLENUM) TRANSMISSION FLUID TEMPERATURE SENSOR TRANSMISSION VEHICLE SPEED SENSOR (ON TOP OF TRANSMISSION) VALVE BODY VEHICLE SPEED SENSOR (ON TOP OF TRANSMISSION HOUSING) VIO/BLK WIRE WHT WIRE YEL WIRE YEL/BLU WIRE

7 3 4 5 SOLID STATE A/C SYSTEM BLK WIRE BLK/ GRY WIRE BLK/ YEL WIRE BLK/GRN WIRE BLK/VIO WIRE BLU VIO/ WIRE BLU WIRE BLU/VIO WIRE BLU/WHT WIRE BRAKE BOOSTER CONTROL MODULE BRAKE PRESSURE SWITCH BRAKELIGHT SWITCH (ABOVE BRAKE PEDAL) BRN WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH, BELOW STEERING COLUMN) FUSE 11 FUSE 13 FUSE 31 FUSE 7 FUSE PANEL (BEHIND LEFT SIDE OF DASH) FUSE 15 GRN WIRE GRY YEL/ WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER SYSTEM INTERMEDIATE SHAFT SPEED SENSOR MOTRONIC ENGINE CONTROL MODULE (AT BASE OF WINDSHIELD IN CENTER OF PLENUM) MULTI-FUNCTION TRANSMISSION RANGE SWITCH (RIGHT SIDE OF TRANSMISSION) NCA WIRE ORG/BLK WIRE ORG/BRN WIRE PARK/ NEUTRAL POSITION RELAY RED WIRE RED/BLK WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE SHIFT LOCK SOLENOID (AT BASE OF GEAR SELECTOR) SOLENOID VALVE SOLID STATE STARTING/ CHARGING SYSTEM THIRTEEN POSITION AUXILIARY RELAY PANEL (UNDER LEFT SIDE OF DASH) TIPTRONIC SWITCH/ SELECTOR LEVEL POSITION P/N WARNING LIGHT TRANS FLUID TEMP SENSOR TRANSMISSION CONTROL MODULE (AT BASE OF WINDSHIELD, IN RIGHT SIDE OF PLENUM) TRANSMISSION VEHICLE SPEED SENSOR (ON TOP OF TRANSMISSION) VALVE BODY VEHICLE SPEED SENSOR (ON TOP OF TRANSMISSION HOUSING) VIO GRN/ WIRE VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/RED WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/GRY WIRE

A/C SYSTEM A/T A/T M/T ACCELERATOR PEDAL POSITION SENSORS 1, 2 (IN THE PEDAL ASSEMBLY) BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT (OR BLU/VIO) WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM EVAPORATIVE EMISSION CANISTER PURGE REGULATOR VALVE FUEL PUMP RELAY FUSE 163 FUSE 29 FUSE 31 FUSE 37 FUSE PANEL FUSE/ BRACKET BATTERY GRN WIRE GRN/BRN WIRE GRN/GRY (OR GRN) WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HEATED OXYGEN HOT AT ALL TIMES HOT IN RUN OR START IGNITION SWITCH LEAK DETECTION PUMP LOCK MASS AIRFLOW SENSOR NCA WIRE NOT USED NOT USED ORG/BLK WIRE ORG/BRN WIRE OXYGEN POWER SUPPLY RELAY RED WIRE RED/BLK WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RELAY PANEL RUN WIRE STARTING/ CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TRANSMISSION SYSTEM VIO WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL/BRN WIRE YEL/GRN WIRE

A/C SYSTEM BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE COOLING FANS SYSTEM CRUISE CONTROL SYSTEM EGR VACUUM REGULATOR SOLENOID VALVE (ON CENTER OF FIREWALL) FUSE 176 FUSE 29 FUSE 32 FUSE 43 FUSE BRACKET FUSE PANEL FUSE PANEL FUSE 34 GENERATOR GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT IN RUN OR START MASS AIRFLOW (MAF) SENSOR (RIGHT SIDE OF AIR CLEANER HOUSING) ORG/BLK WIRE ORG/BRN WIRE POWER SUPPLY RELAY (ON THIRTEENFOLD AUXILIARY RELAY PANEL) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RELAY PANEL TRANSMISSIONS SYSTEM VIO/RED WIRE WHT WIRE WHT/BLU WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

A/C SYSTEM BLK WIRE BLK/BRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM FUEL PUMP RELAY FUSE 163 FUSE 29 FUSE 37 FUSE PANEL FUSE/ BRACKET BATTERY GRN WIRE GRN/BRN WIRE GRN/GRY (OR GRN) WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE HEATED OXYGEN HOT AT ALL TIMES HOT IN RUN OR START IGNITION SWITCH LEAK DETECTION PUMP (IN RIGHT REAR WHEELHOUSE) LOCK MOTRONIC ENGINE CONTROL MODULE (AT BASE OF WINDSHIELD IN CENTER OF PLENUM) NCA WIRE ORG/BLK WIRE ORG/BRN WIRE OXYGEN POWER SUPPLY RELAY RED WIRE RED/BLK WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RELAY PANEL RUN WIRE STARTING/ CHARGING SYSTEM THROTTLE POSITION SENSOR/ ACCEL PEDAL POSITION SENSOR VIO WIRE VIO/GRN WIRE VIO/RED WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/RED WIRE WHT/YEL WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/RED WIRE

A/C SYSTEM BLK WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM EARLY PROD 2003 LATE PROD 2003, 2004 EARLY PRODUCTION 2003 FUEL PUMP RELAY FUSE 163 FUSE 29 FUSE 37 FUSE PANEL FUSE/ BRACKET BATTERY GRN WIRE GRN/BRN WIRE GRN/GRY (OR GRN) WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE HEATED OXYGEN HOT AT ALL TIMES HOT IN RUN OR START IGNITION SWITCH LEAK DETECTION PUMP (IN RIGHT REAR WHEELHOUSE) LOCK MOTRONIC ENGINE CONTROL MODULE (AT BASE OF WINDSHIELD IN CENTER OF PLENUM) NCA WIRE NOT USED NOT USED ORG/BLK WIRE ORG/BRN WIRE OXYGEN POWER SUPPLY RELAY RED WIRE RED/BLK WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RELAY PANEL RUN WIRE STARTING/ CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM THROTTLE POSITION SENSOR/ ACCEL PEDAL POSITION SENSOR VIO WIRE VIO/GRN WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL/BRN WIRE YEL/GRN WIRE

A/C SYSTEM A/T ABS SYSTEM, TRANSMISSION SYSTEM, INSTRUMENT CLUSTER SYSTEM ACCELERATOR PEDAL POSITION SENSORS 1, 2 (IN PEDAL ASSEMBLY) BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CRUISE CONTROL SYSTEM EARLY PROD 2003 LATE PROD 2003, 2004, 2005 FUEL PUMP RELAY FUSE 163 FUSE 162 FUSE 29 FUSE 31 FUSE 37 FUSE BRACKET FUSE PANEL GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE HEATED OXYGEN HOT AT ALL TIMES IGNITION SWITCH LEAK DETECTION PUMP (LDP) (INSIDE RIGHT REAR WHEELHOUSING) M/T MASS AIRFLOW (MAF) SENSOR, INTAKE AIR TEMPERATURE (IAT) SENSOR NCA WIRE NOT USED NOT USED OFF ORG/BLK WIRE ORG/BRN WIRE OXYGEN POWER SUPPLY RELAY (ON THIRTEEN- FOLD AUXILIARY RELAY PANEL) RED WIRE RED/BLK WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RELAY PANEL RUN WIRE STARTING/ CHARGING SYSTEM TRANSMISSION SYSTEM VIO WIRE VIO/GRN WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL/BRN WIRE YEL/GRN WIRE