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Air Conditioning — BMW 550i GT 2014 Wiring Diagram

AIR CONDITIONING

Automatic A/C Wiring Diagram, with Rear Automatic Climate Control (1 of 4) for BMW 550i GT 2014

List of elements for Automatic A/C Wiring Diagram, with Rear Automatic Climate Control (1 of 4) for BMW 550i GT 2014:

535i gt, 535i gt xdrive & w/ fan 400/600w
535i gt, 535i gt xdrive, w/ fan 800/1000w &
550i gt, 550i gt xdrive
Activation ioniser
Auc sensor (on air recirculation control microfilter compt)
Body can bus sig
Computer data lines system
Electric fan cutoff relay (right side of luggage compt)
Electronics junction box
End pos sw sig
End position switch
Front center ventilation grille
Front power distribution box
Fuse 100a
Fuse 5a
Fuse 60a
Fuse 7.5a
Fuse box (under spare tire)
Gnd
Gnd ioniser
Heating/air conditioning system
Hot at all times
Hot w/ bi-stable relay energized
Hot w/ terminal 15n relay energized
Hot w/ terminal 30b relay energized
Interior lights system
Ionizer (on heating & air conditioning unit)
Junction box (right side of dash)
Left adjuster sig
Left end position switch
Left stratification actuator
Lh end pas sw sig
Lin bus sig
Locator lighting
Power distribution system
Rear fuse holder (right side of rear compt)
Red
Refrigerant pressure sensor (on high pressure line to evaporator)
Rh end pas sw sig
Right adjuster sig
Right end position switch
Right front ventilation grille
Right stratification actuator
Sens gnd
Sens sig
Sig evaporator temp sens
Sply volt
Temp sens
Z10 11b (right kick panel)

Automatic A/C Wiring Diagram, with Rear Automatic Climate Control (2 of 4) for BMW 550i GT 2014

List of elements for Automatic A/C Wiring Diagram, with Rear Automatic Climate Control (2 of 4) for BMW 550i GT 2014:

535i gt & 535i gt xdrive
550i gt & 550i gt xdrive
Characteristic map thermostat (front of engine)
Computer data lines system
Digital motor electronics (right rear engine compt)
Electric coolant pump (535i gt & 535i gt xdrive) (left side of engine)
Electric fan (right front side of engine compt)
End position switch
Engine coolant temperature sensor (4.4l turbo: front of engine)
Fuse 10a
Fuse 50a (or 30a)
Fuse 5a
Hot at all times
Hot w/ terminal 15n relay energized
Intercooler coolant pump (550i gt & 550i gt xdrive)
Interior lights system
Junction box (right side of dash)
Left front ventilation grille
Locator lighting
Nca
Power distribution box (in engine compt)
Radiator outlet temperature sensor (550i gt & 550i gt xdrive) (right front of engine compt)
Radiator shutter drive unit
Radiator shutter solenoid (550i gt & 550i gt xdrive)
Red
Turbocharger coolant pump (550i gt & 550i gt xdrive) (behind charge air cooling expansion tank)
X148 1b
X671 1b
X697 1b
X705 1b
Z10 15b (left rear of engine compt)
Z10 2b (lower left front of engine compt)
Z6000 4b
Z6000 5b

Automatic A/C Wiring Diagram, with Rear Automatic Climate Control (3 of 4) for BMW 550i GT 2014

List of elements for Automatic A/C Wiring Diagram, with Rear Automatic Climate Control (3 of 4) for BMW 550i GT 2014:

12b
Activation output
Computer data lines system
Evaporator temperature sensor (top left side of dash)
Fuse 20a
Fuse 30a
Fuse 5a
Gnd
Hot at all times
Hot w/ terminal 30b relay energized
Interior lights system
Junction box (right side of dash)
K-can bus sig
Left front ventilation temperature sensor
Left heating heat exchanger temperature sensor (top center of dash)
Left rear compartment footwell temperature sensor (on rear automatic heater/air conditioner)
Left rear compartment stratification actuator
Left rear compartment ventilation temperature sensor
Left rear electric auxiliary heater
Left sig temp sens
Locator lighting
Lr aux htr
Nca
Rear compartment automatic climate control
Rear compartment blower motor
Rear compartment fan motor output stage (on rear compt fan motor)
Rear compartment ventilation grille
Rear fuse holder (right side of rear compt)
Red
Right front ventilation temperature sensor
Right heating heat exchanger temperature sensor (top center of dash)
Right rear compartment footwell temperature sensor (on rear automatic heater/air conditioner)
Right rear compartment stratification actuator
Right rear compartment ventilation temperature sensor
Right rear electric auxiliary heater
Right sig temp sens
Rr aux htr
Sens gnd
Sig
Sig right sig stratification adjuster
Sply
Sply volt
Z10 11b (right kick panel)
Z10 5b (left kick panel)
Z10 6b (right kick panel)

Automatic A/C Wiring Diagram, with Rear Automatic Climate Control (4 of 4) for BMW 550i GT 2014

List of elements for Automatic A/C Wiring Diagram, with Rear Automatic Climate Control (4 of 4) for BMW 550i GT 2014:

(535i gt & 535i gt xdrive: rear of engine block) (550i gt & 550i gt xdrive) x6460 (535i gt & 535i gt xdrive) x6454
13b
535i gt & 535i gt xdrive
550i gt & 550i gt xdrive
A/c compressor (lower left front of engine)
Auxiliary water pump (left front of engine compt)
Blower motor (under right side of dash)
Blower output stage (next to blower motor)
Computer data lines system
Control valve
Defroster flap motor (top left side of dash)
Driver side heat exchanger water valve
Electronics junction box
Fresh air flap motor
Front passenger's heat exchanger water valve
Fuse 40a
Hot at all times
Junction box (right side of dash)
Left center ventilation flap motor
Left front footwell flap motor (top left side of dash)
Left front stratification flap motor
Left outer ventilation flap motor
Left rear compartment footwell flap motor
Left rear stratifying air flap motor
Magnetic clutch
N2 1b
Nca
Recirculated air flap motor
Red
Right center ventilation flap motor
Right front footwell flap motor (top right side of dash)
Right front stratification flap motor
Right outer ventilation flap motor
Right rear compartment footwell flap motor
Right rear stratifying air flap motor
Water valve assembly (left side of engine compt)
X01001
X13 10b
X13 1b
Z10 2b (lower left front of engine compt)
Z10 6b (right kick panel)

Automatic A/C Wiring Diagram, without Rear Automatic Climate Control (1 of 4) for BMW 550i GT 2014

List of elements for Automatic A/C Wiring Diagram, without Rear Automatic Climate Control (1 of 4) for BMW 550i GT 2014:

Activation ioniser
Body can bus sig
Computer data lines system
Electronics junction box
End pos sw sig
Front center ventilation grille
Fuse 60a
Fuse 7.5a
Gnd
Gnd ioniser
Heating/air conditioning system
Hot at all times
Hot w/ bi-stable relay energized
Interior lights system
Junction box (right side of dash)
Left adjuster sig
Left end position switch
Left stratification actuator
Lh end pas sw sig
Lin bus sig
Locator lighting
Red
Rh end pas sw sig
Right adjuster sig
Right end position switch
Right stratification actuator
Sens gnd
Sens sig
Sig evaporator temp sens
Sply volt
Temp sens sig
Z10 6b (right kick panel)

Automatic A/C Wiring Diagram, without Rear Automatic Climate Control (2 of 4) for BMW 550i GT 2014

List of elements for Automatic A/C Wiring Diagram, without Rear Automatic Climate Control (2 of 4) for BMW 550i GT 2014:

Electric fan cutoff relay (right side of luggage compt)
End position switch
Evaporator temperature sensor (top left side of dash)
Front power distribution box
Fuse 100a
Fuse 7.5a
Fuse box (under spare tire)
Hot at all times
Hot w/ terminal 30b relay energized
Interior lights system
Ionizer (on heating & air conditioning unit)
Left front ventilation grille
Left front ventilation temperature sensor
Left heating heat exchanger temperature sensor (top center of dash)
Locator lighting
Rear fuse holder (right side of rear compt)
Red
Right front ventilation grille
Right front ventilation temperature sensor
Right heating heat exchanger temperature sensor (top center of dash)
W/ fan 400/600w
W/ fan 800/1000w

Automatic A/C Wiring Diagram, without Rear Automatic Climate Control (3 of 4) for BMW 550i GT 2014

List of elements for Automatic A/C Wiring Diagram, without Rear Automatic Climate Control (3 of 4) for BMW 550i GT 2014:

535i gt & 535i gt xdrive
550i gt & 550i gt xdrive
Auc sensor (on air recirculation control microfilter compt)
Characteristic map thermostat (3.0l: left front of engine) (4.4l: front of engine)
Computer data lines system
Digital motor electronics control module (right rear engine compt)
Electric coolant pump (535i gt & 535i gt xdrive) (left side of engine)
Electric fan (right front side of engine compt)
Engine coolant temperature sensor (4.4l: front of engine)
Fuse 10a
Fuse 30a (or 50a)
Fuse 5a
Hot at all times
Hot w/ terminal 15n relay energized
Intercooler coolant pump (550i gt & 550i gt xdrive)
Junction box (right side of dash)
Nca
Power distribution box (in engine compt)
Power distribution system
Radiator outlet temperature sensor (550i gt & 550i gt xdrive) (right front of engine compt)
Radiator shutter drive unit
Radiator shutter solenoid (550i gt & 550i gt xdrive)
Red
Turbocharger coolant pump (550i gt & 550i gt xdrive) (behind charge air cooling expansion tank)
X148 1b
X671 1b
X697 1b
X705 1b
Z10 11b (right kick panel)
Z10 15b (left rear of engine compt)
Z10 2b (lower left front of engine compt)
Z6000 4b
Z6000 5b

Automatic A/C Wiring Diagram, without Rear Automatic Climate Control (4 of 4) for BMW 550i GT 2014

List of elements for Automatic A/C Wiring Diagram, without Rear Automatic Climate Control (4 of 4) for BMW 550i GT 2014:

(rear of engine block)
13b
535i gt & 535i gt xdrive
550i gt & 550i gt xdrive
A/c compressor (lower left front of engine)
Auxiliary water pump (left front of engine compt)
Blower motor (under right side of dash)
Blower output stage (next to blower motor)
Computer data lines system
Control valve
Defroster flap motor (top left side of dash)
Driver side heat exchanger water valve
Electronics junction box
Fresh air flap motor
Front passenger's heat exchanger water valve
Fuse 40a
Hot at all times
Junction box (right side of dash)
Left front footwell flap motor (top left side of dash)
Left front stratification flap motor
Left ventilation flap motor (top left side of dash)
Magnetic clutch
N2 1b
Nca
Rear compartment flap motor
Recirculated air flap motor
Red
Refrigerant pressure sensor (on high pressure line to evaporator)
Right front footwell flap motor (top right side of dash)
Right front stratification flap motor
Right ventilation flap motor (top right side of dash)
Water valves assembly (left side of engine compt)
X01001
X13 10b
X13 1b
X6454
X6460
Z10 2b (lower left front of engine compt)
Z10 6b (right kick panel)

Independent Heating Wiring Diagram for BMW 550i GT 2014

List of elements for Independent Heating Wiring Diagram for BMW 550i GT 2014:

E85 2b
Electronics junction box
Fuse 20a
Hot w/ terminal 30b relay energized
Independent auxiliary heater (behind left front wheel)
Independent heater circulation pump (behind left front wheel)
Independent heater combustion air blower (behind left front wheel)
Independent heater plug (behind left front wheel)
Independent heating cooling changeover valve (behind left front wheel)
Independent heating fuel metering pump (behind left front wheel housing)
Junction box (right side of dash)
Nca
X218 1b
X218 2b
Z10 14b (sedan: left "c" pillar) (hatchback: left side of cargo area)
Z10 2b (lower left front of engine compt)

AIR CONDITIONING – BMW 550i GT 2014 – SYSTEM WIRING DIAGRAMS