AIR CONDITIONING – Volkswagen Jetta GLS 2005 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram, Early Production (1 of 2) for Volkswagen Jetta GLS 2005

List of elements for Automatic A/C Wiring Diagram, Early Production (1 of 2) for Volkswagen Jetta GLS 2005:

• (at base of windshield, in center of plenum) motronic engine control module (ecm)
• (not used)
• Air flow flap motor & position sensor
• Central flap motor & position sensor
• Climatronic control module
• Data link connector (under left side of dash)
• Footwell/defroster flap
• Fresh air blower
• Fresh air blower control module
• Fuse 25a
• Fuse 7.5a
• Fuse panel (behind left side of dash)
• G42 (behind right side of dash)
• G43 (behind right kick panel)
• Hot in run & start
• Hot w/ load reduction relay energized
• Indicator unit control module
• Interior lights system
• Motor & position sensor
• Sunlight photo sensor
• T12
• T121
• T16a
• T16b
• T20
• T32
• T32a
• T68
• Temp regulator flap motor & position sensor
• Transmission control module (tcm) (at base of windshield, in right side of plenum) (with a/t only)

Automatic A/C Wiring Diagram, Early Production (2 of 2) for Volkswagen Jetta GLS 2005

List of elements for Automatic A/C Wiring Diagram, Early Production (2 of 2) for Volkswagen Jetta GLS 2005:

• (not used)
• A/c clutch
• After-run coolant pump
• Coolant fan control module (at left front side of engine compartment)
• Coolant fan control thermal switch
• Floor outlet temperature sender
• Fresh air intake duct temperature sensor
• Fuse 10a
• Fuse 30a
• Fuse 40a
• Fuse panel (behind left side of dash)
• Fuse/bracket battery (behind battery)
• G12 (left front of engine compartment)
• G12 (left front of engine compt)
• G608 (on left rear of engine compt)
• High pressure sensor
• Hot at all times
• Left coolant fan
• Outside air temperature sensor
• Red
• Right coolant fan
• T14
• T4a

Automatic A/C Wiring Diagram, Late Production (1 of 3) for Volkswagen Jetta GLS 2005

List of elements for Automatic A/C Wiring Diagram, Late Production (1 of 3) for Volkswagen Jetta GLS 2005:

• Climatronic control module
• Defroster flap motor/ defroster flap motor position sensor
• Fresh/recirculating air door motor/ recirculation flap motor position sensor
• Fuse 10a
• Fuse 40a
• Fuse 5a
• Fuse panel c
• G47 (behind right kick panel)
• Hot at all times
• Hot w/ p.s. relay (term 30) energized
• Left footwell vent temperature sensor
• Left temperature flap motor/ left temperature flap potentiometer/ actuator
• Power distribution system
• Right footwell vent temperature sensor
• Seats system
• T16f
• T16g
• T20c
• Vehicle electrical system control module

Automatic A/C Wiring Diagram, Late Production (2 of 3) for Volkswagen Jetta GLS 2005

List of elements for Automatic A/C Wiring Diagram, Late Production (2 of 3) for Volkswagen Jetta GLS 2005:

• Air flow flap motor/ back pressure flap motor position sensor
• Central air flap motor/ central flap motor position sensor
• Evaporator vent temperature sensor
• Fresh air blower
• Fresh air blower control module
• G47 (behind right kick panel)
• Right temperature flap motor/ right temperature flap potentiometer/ actuator

Automatic A/C Wiring Diagram, Late Production (3 of 3) for Volkswagen Jetta GLS 2005

List of elements for Automatic A/C Wiring Diagram, Late Production (3 of 3) for Volkswagen Jetta GLS 2005:

• 1.9l
• 2.5l
• A/c compressor regulator valve
• Computer data lines system
• Coolant fan control module
• Diesel direct fuel injection (dfi) engine control module (1.9l)
• Engine controls system
• Engine coolant temperature (ect) sensor (on radiator) (lower left corner of radiator)
• Fan #1
• Fan #2 (if equip- ped)
• Fresh air intake duct temperature sensor
• Fuse 10a
• Fuse 80a
• Fuse panel a
• Fuse panel b
• G43 (behind right kick panel)
• G642 (left side of eng compt)
• G655 (below left headlight assembly)
• High pressure sensor (right front of eng compt, in high side refrigerant line)
• Hot at all times
• Left vent temperature sensor
• Motronic engine control module (2.5l) (at base of windshield, in center of plenum)
• Red
• Right vent temperature sensor
• Sunlight photo sensor/ sunlight phot0 sensor 2
• T40
• T60
• T94

Auxiliary Heater Wiring Diagram for Volkswagen Jetta GLS 2005

List of elements for Auxiliary Heater Wiring Diagram for Volkswagen Jetta GLS 2005:

• Auxiliary air heater control module
• Battery fuse panel
• Computer data lines system
• Fuse 100a
• G44 (lower left "a" pillar)
• Hot at all times
• Red
• T4h

1.8L TURBO

1.8L Turbo, Manual A/C Wiring Diagram for Volkswagen Jetta GLS 2005

List of elements for 1.8L Turbo, Manual A/C Wiring Diagram for Volkswagen Jetta GLS 2005:

• (1.9l)
• (2.8l)
• A/c clutch
• A/c switch
• After-run coolant pump (2.8l)
• Ambient temperature switch (on left side of plenum, at base of windshield)
• Coolant fan control (fc) switch (on bottom left rear of radiator)
• Coolant fan control module (at left front side of engine compartment)
• Diesel
• Diesel direct fuel injection (dfi) engine control module (ecm) (at base of windshield in center of plenum)
• Fresh air blower (right side of dash, on hvac housing)
• Fresh air blower series resistance with fuse (on fresh air blower)
• Fresh air blower switch
• Fresh/ recirc switch
• Fresh/recirculating air door servo motor (on right corner of hvac housing)
• Fuse 16 10a
• Fuse 25 25a
• Fuse 3 40a
• Fuse 5 7.5a
• Fuse 8 30a
• Fuse panel (behind left side of dash)
• Fuse/bracket battery (behind battery)
• G12 (left front of engine compt)
• G45 (center of dash)
• G608 (left rear of engine compt)
• Gasoline
• Heater-a/c control panel
• High pressure sensor
• Hot at all times
• Hot in run
• Hot w/ load reduction relay energized
• Instrument cluster
• Interior lights system
• Left coolant fan
• Motronic engine control module (ecm) (at base of windshield, in center of plenum)
• Red
• Right coolant fan
• T14
• T32a
• T4a
• T68
• T6d
• T8b
• Transmission control module (tcm) (at base of windshield, in right side of plenum)

1.9L TURBO DIESEL

1.9L Turbo Diesel, Manual A/C Wiring Diagram for Volkswagen Jetta GLS 2005

List of elements for 1.9L Turbo Diesel, Manual A/C Wiring Diagram for Volkswagen Jetta GLS 2005:

• (1.9l)
• (2.8l)
• A/c clutch
• A/c switch
• After-run coolant pump (2.8l)
• Ambient temperature switch (on left side of plenum, at base of windshield)
• Coolant fan control (fc) switch (on bottom left rear of radiator)
• Coolant fan control module (at left front side of engine compartment)
• Diesel
• Diesel direct fuel injection (dfi) engine control module (ecm) (at base of windshield in center of plenum)
• Fresh air blower (right side of dash, on hvac housing)
• Fresh air blower series resistance with fuse (on fresh air blower)
• Fresh air blower switch
• Fresh/ recirc switch
• Fresh/recirculating air door servo motor (on right corner of hvac housing)
• Fuse 16 10a
• Fuse 25 25a
• Fuse 3 40a
• Fuse 5 7.5a
• Fuse 8 30a
• Fuse panel (behind left side of dash)
• Fuse/bracket battery (behind battery)
• G12 (left front of engine compt)
• G45 (center of dash)
• G608 (left rear of engine compt)
• Gasoline
• Heater-a/c control panel
• High pressure sensor
• Hot at all times
• Hot in run
• Hot w/ load reduction relay energized
• Instrument cluster
• Interior lights system
• Left coolant fan
• Motronic engine control module (ecm) (at base of windshield, in center of plenum)
• Red
• Right coolant fan
• T14
• T32a
• T4a
• T68
• T6d
• T8b
• Transmission control module (tcm) (at base of windshield, in right side of plenum)

2.0L

2.0L, Manual A/C Wiring Diagram, Engine Code BBW for Volkswagen Jetta GLS 2005

List of elements for 2.0L, Manual A/C Wiring Diagram, Engine Code BBW for Volkswagen Jetta GLS 2005:

• (left front of engine compt)
• A/c clutch
• A/c switch
• Ambient temperature switch (on left side of plenum, at base of windshield)
• Coolant fan control module (at left front of engine compartment)
• Coolant fan control thermal switch (bottom left rear of radiator)
• Engine controls system
• Fresh air blower (behind right side of dash, on hvac housing)
• Fresh air blower series resistance with fuse (behind right side of dash, on fresh air blower)
• Fresh air blower switch
• Fresh/ recirc switch
• Fresh/recirculating air door servo motor (on right corner of hvac housing)
• Fuse 16 10a
• Fuse 25 25a
• Fuse 3 40a
• Fuse 37 20a
• Fuse 5 7.5a
• Fuse 8 30a
• Fuse panel (behind left side of dash)
• Fuse/bracket battery (behind battery)
• G12
• G12 (left front of engine compt)
• G45 (behind left side of dash)
• G45 (behind left side of dash)
• Heater-a/c control panel
• High pressure sensor
• Hot at all times
• Hot in run or start
• Hot w/ load reduction relay energized
• Instrument cluster
• Interior lights system
• Left coolant fan
• Motronic engine control module (ecm) (at base of windshield, in center of plenum)
• Red
• Right coolant fan
• T14
• T32a
• T4a
• T68
• T6d
• T8b
• Transmission control module (tcm) (at base of windshield, in right side of plenum)

2.0L, Manual A/C Wiring Diagram, Except Engine Code BBW for Volkswagen Jetta GLS 2005

List of elements for 2.0L, Manual A/C Wiring Diagram, Except Engine Code BBW for Volkswagen Jetta GLS 2005:

• (1.9l)
• (2.8l)
• A/c clutch
• A/c switch
• After-run coolant pump (2.8l)
• Ambient temperature switch (on left side of plenum, at base of windshield)
• Coolant fan control (fc) switch (on bottom left rear of radiator)
• Coolant fan control module (at left front side of engine compartment)
• Diesel
• Diesel direct fuel injection (dfi) engine control module (ecm) (at base of windshield in center of plenum)
• Fresh air blower (right side of dash, on hvac housing)
• Fresh air blower series resistance with fuse (on fresh air blower)
• Fresh air blower switch
• Fresh/ recirc switch
• Fresh/recirculating air door servo motor (on right corner of hvac housing)
• Fuse 16 10a
• Fuse 25 25a
• Fuse 3 40a
• Fuse 5 7.5a
• Fuse 8 30a
• Fuse panel (behind left side of dash)
• Fuse/bracket battery (behind battery)
• G12 (left front of engine compt)
• G45 (center of dash)
• G608 (left rear of engine compt)
• Gasoline
• Heater-a/c control panel
• High pressure sensor
• Hot at all times
• Hot in run
• Hot w/ load reduction relay energized
• Instrument cluster
• Interior lights system
• Left coolant fan
• Motronic engine control module (ecm) (at base of windshield, in center of plenum)
• Red
• Right coolant fan
• T14
• T32a
• T4a
• T68
• T6d
• T8b
• Transmission control module (tcm) (at base of windshield, in right side of plenum)

2.8L

2.8L, Manual A/C Wiring Diagram for Volkswagen Jetta GLS 2005

List of elements for 2.8L, Manual A/C Wiring Diagram for Volkswagen Jetta GLS 2005:

• (1.9l)
• (2.8l)
• A/c clutch
• A/c switch
• After-run coolant pump (2.8l)
• Ambient temperature switch (on left side of plenum, at base of windshield)
• Coolant fan control (fc) switch (on bottom left rear of radiator)
• Coolant fan control module (at left front side of engine compartment)
• Diesel
• Diesel direct fuel injection (dfi) engine control module (ecm) (at base of windshield in center of plenum)
• Fresh air blower (right side of dash, on hvac housing)
• Fresh air blower series resistance with fuse (on fresh air blower)
• Fresh air blower switch
• Fresh/ recirc switch
• Fresh/recirculating air door servo motor (on right corner of hvac housing)
• Fuse 16 10a
• Fuse 25 25a
• Fuse 3 40a
• Fuse 5 7.5a
• Fuse 8 30a
• Fuse panel (behind left side of dash)
• Fuse/bracket battery (behind battery)
• G12 (left front of engine compt)
• G45 (center of dash)
• G608 (left rear of engine compt)
• Gasoline
• Heater-a/c control panel
• High pressure sensor
• Hot at all times
• Hot in run
• Hot w/ load reduction relay energized
• Instrument cluster
• Interior lights system
• Left coolant fan
• Motronic engine control module (ecm) (at base of windshield, in center of plenum)
• Red
• Right coolant fan
• T14
• T32a
• T4a
• T68
• T6d
• T8b
• Transmission control module (tcm) (at base of windshield, in right side of plenum)