AIR CONDITIONING – Audi A5 Quattro 2009 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram, Basic (1 of 2) for Audi A5 Quattro 2009

List of elements for Automatic A/C Wiring Diagram, Basic (1 of 2) for Audi A5 Quattro 2009:

• (left side of center tunnel) g687
• (on relay/fuse carrier - sf, at right side of luggage compt) sockets relay
• 10a
• A/c control head climatronic control module (behind center of dash)
• Air flow door motor (left side of air intake housing)
• Brake light switch (on brake pedal assembly)
• Center outlet temperature sensor (center front of a/c unit)
• Center vent adjustment motor (right side of a/c unit)
• Climatronic refrigerant shut-off valve (right rear of engine)
• Computer data lines system
• Coolant pump (if equipped)
• Defroster door motor (left side of a/c unit)
• Discontinued, phased in modification
• Early production
• Evaporator vent temperature sensor (right side of a/c unit)
• Footwell door motor (left side of a/c unit)
• Footwell outlet temperature sensor (lower left side of a/c unit)
• Fuse 10a
• Fuse 110a
• Fuse 40a
• Fuse 5a
• Fuse carrier
• Fuse panel sc (under left side of dash)
• Fuse panel sd (under right side of dash)
• G638 (behind right kick panel)
• Hot at all times
• Late production
• Main fuse panel sa (on battery, in luggage compt)
• Phased in modification
• Recirculation door motor (left side of air intake housing)
• Recirculation pump relay (w/ coolant pump)
• Red
• Solid state
• Sunlight photo sensor
• T16i
• T20e
• Temperature regulator door motor (lower left side of a/c unit)

Automatic A/C Wiring Diagram, Basic (2 of 2) for Audi A5 Quattro 2009

List of elements for Automatic A/C Wiring Diagram, Basic (2 of 2) for Audi A5 Quattro 2009:

• (a/t) coolant fan 2
• (m/t) (a/t)
• 11a
• 12a
• A/c compressor regulator valve
• A/c pressure/ temperature sensor
• After-run coolant pump (w/ 8z4/8z6/8z9)
• Auxiliary engine coolant (ec) pump relay (w/ 8z4/8z6/8z9)
• Battery jump start terminal (on terminal 30 wire junction block)
• Computer data lines system
• Coolant fan
• Coolant fan control (fc) control module (on coolant fan)
• Engine control module (ecm) (in left plenum chamber)
• Engine coolant temperature (ect) sensor (front of engine)
• Fresh air blower (under air intake housing)
• Fresh air blower control module (under right side of dash)
• Fuse 1 40a 60a
• Fuse 15a
• Fuse 5a
• Fuse carrier
• Fuse panel sc (under left side of dash)
• G12 (left rear of engine compt)
• G639 (behind left kick panel)
• G671 (on left front cross member)
• G687 (left side of center tunnel)
• Hot w/ battery interrupt igniter energized
• Nca
• Outside air temperature sensor
• Red
• Relay/ fuse carrier e-box sb (in left plenum chamber e-box)
• T16b
• T17i
• T32b
• T60
• T94
• Vehicle electrical system control module (on relay & fuse panel)

Automatic A/C Wiring Diagram, Comfort (1 of 3) for Audi A5 Quattro 2009

List of elements for Automatic A/C Wiring Diagram, Comfort (1 of 3) for Audi A5 Quattro 2009:

• (on relay/fuse carrier - sf, at right side of luggage compt) sockets relay
• 10a
• A/c control head climatronic control module (behind center of dash)
• Air flow door motor (left side of air intake housing)
• Brake light switch (on brake pedal assembly)
• Computer data lines system
• Coolant pump (if equipped)
• Defroster door motor (left side of a/c unit)
• Discontinued, phased in modification
• Early production
• Fuse 10a
• Fuse 110a
• Fuse 40a
• Fuse 5a
• Fuse carrier
• Fuse panel sc (under left side of dash)
• Fuse panel sd (under right side of dash)
• G638 (behind right kick panel)
• G687 (left side of center tunnel)
• Hot at all times
• Interior lights system
• Late production
• Left center vent motor
• Left footwell door motor (lower left side of a/c unit)
• Left temperature door motor (left side of a/c unit)
• Main fuse panel sa (on battery, in luggage compt)
• Phased in modification
• Rear temperature flap motor
• Rear temperature selection potentiometer (w/ additional lighting equipment)
• Recirculation door motor (left side of air intake housing)
• Recirculation pump relay (w/ coolant pump)
• Red
• Right center vent motor (right side of a/c unit)
• Right footwell door motor (lower right side of a/c unit)
• Right temperature door motor (upper right side of a/c unit)
• Solid state
• Sunlight photo sensor
• T16i
• T20e

Automatic A/C Wiring Diagram, Comfort (2 of 3) for Audi A5 Quattro 2009

List of elements for Automatic A/C Wiring Diagram, Comfort (2 of 3) for Audi A5 Quattro 2009:

• 12a
• A/c compressor regulator valve
• A/c pressure/ temperature sensor
• Air quality sensor
• Automatic day/ night interior mirror
• Climatronic refrigerant shut-off valve (right rear of engine)
• Computer data lines system
• Evaporator vent temperature sensor (right side of a/c unit)
• Fresh air blower (under air intake housing)
• Fresh air blower control module (under right side of dash)
• Fuse 5a
• Fuse carrier
• Fuse panel sc (under left side of dash)
• G639 (behind left kick panel)
• G687 (left side of center tunnel)
• Humidity sensor
• Left footwell vent temperature sensor (left side of a/c unit)
• Left front upper body outlet temperature sensor
• Mirrors system
• Nca
• Outside air temperature sensor
• Right footwell vent temperature sensor (lower right side of a/c unit)
• Right front upper body outlet temperature sensor (behind right side of dash)
• T16b
• T17i
• T32b
• T8c
• Vehicle electrical system control module (on relay & fuse panel)

Automatic A/C Wiring Diagram, Comfort (3 of 3) for Audi A5 Quattro 2009

List of elements for Automatic A/C Wiring Diagram, Comfort (3 of 3) for Audi A5 Quattro 2009:

• (a/t) coolant fan 2
• (m/t) (a/t)
• 11a
• After-run coolant pump (w/ 8z4/8z6/8z9)
• Auxiliary engine coolant (ec) pump relay (w/ 8z4/8z6/8z9)
• Battery jump start terminal (on terminal 30 wire junction block)
• Coolant fan
• Coolant fan control (fc) control module (on coolant fan)
• Engine control module (ecm) (in left plenum chamber)
• Engine coolant temperature (ect) sensor (front of engine)
• Fuse 1 40a 60a
• Fuse 15a
• Fuse 5a
• Fuse carrier
• G12 (left rear of engine compt)
• G671 (on left front cross member)
• Hot w/ battery interrupt igniter energized
• Red
• Relay/ fuse carrier e-box sb (in left plenum chamber e-box)
• T60
• T94