All Wiring Diagrams for BMW X3 28i 2011 model

ACTIVE BODYWORKS

Active Bodyworks Wiring Diagram for BMW X3 28i 2011

List of elements for Active Bodyworks Wiring Diagram for BMW X3 28i 2011:

Fully automatic towing hitch
Fully automatic towing hitch button
Fully drive automatic towing hitch
Fuse 20a
Hot w/ terminal 30b relay energized
Rear fuse holder
Red
Trailer module
Trailer socket switch
X268 1b
X269 1b
Z10 14b

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 3) for BMW X3 28i 2011

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List of elements for Automatic A/C Wiring Diagram (1 of 3) for BMW X3 28i 2011:

10b
A/c compressor
Air distribution micro switch
Auc sensor
Blower motor
Blower sig
Central gateway module
Computer data lines system
Electronics junction box
Evaporator temperature sensor
Footwell temperature sensor
Front center ventilation grille
Fuse 40a
Fuse 5a
Fuse 7.5a
Gnd
Heating/air conditioning system
Hot at all times
Hot w/ bistable relay energized
Hot w/ terminal 15 relay energized
Hot w/ terminal 30b relay energized
Junction box
K-can bus sig
Lin bus sig
Microswitch sig
Red
Sens gnd
Sens sig
Sig air ctrl
Sply air ctrl
Ventilation temperature sensor
Volt sply
X095
X13 1b
X430 1b
X4701
X6454
Z10 6b
Z10 8b

Automatic A/C Wiring Diagram (2 of 3) for BMW X3 28i 2011

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List of elements for Automatic A/C Wiring Diagram (2 of 3) for BMW X3 28i 2011:

Audio control panel
Coolant pressure sensor
Electric fan cut out relay
Fan more than 600w
Fan up to 600w
Footwell flap motor
Front electric auxilary heater
Front power distribution box
Front ventilation flap motor
Fuse 100a
Hot at all times
Left mixing flap motor
Nca
Rear compartment flap motor
Rear compartment ventilation grille
Red
Right mixing flap motor
Stratification flap motor
X0136
X04000
X4702

Automatic A/C Wiring Diagram (3 of 3) for BMW X3 28i 2011

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List of elements for Automatic A/C Wiring Diagram (3 of 3) for BMW X3 28i 2011:

(3.0l) z10 20b
3.0l
3.0l twin turbo
A211 1b
A212 1b
Bsd bus sig
Car access system
Characteristic map thermostat
Computer data lines system
Cut-out relay
Defroster flap motor
Digital motor electronics
Elec fan
Electric coolant pump
Electric fan
Engine coolant temperature sensor
Footwell module
Fresh air flap motor
Fuse 50a
Hot at all times
Left front ventilation grille
Map thermostat
Mixing flap motor
Power distribution box
Pt-can bus sig
Red
Right front ventilation grille
Sply map
Sply pump
Temp sens
Temp sens sig
Terminal 15
X430 1b
X60002
X60003
X60183
X60571
X60572
X62790
X6455
Z10 30b (3.0l twin turbo)

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram for BMW X3 28i 2011

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List of elements for Anti-lock Brakes Wiring Diagram for BMW X3 28i 2011:

Automatic strat/stop function w/ one dc/dc converter
Automatic strat/stop function w/ two dc/dc converter
Brake fluid level switch
Brake light switch
Car access system
Central gateway module
Computer data lines system
Dynamic stability control (dsc)
Footwell module
Front power distribution box
Fuse 30a
Fuse 50a
Fuse 5a
Hot at all times
Hot w/ terminal 30b relay energized
Integrated chassis management
Junction box
Left front brake pad wear sensor
Left front wheel speed sensor
Left rear wheel speed sensor
Nca
Parking brake button
Parking brake control unit
Rear fuse holder
Right front wheel speed sensor
Right rear brake pad wear sensor
Right rear wheel speed sensor
W/o automatic engine start/stop function
Z10 24b
Z10 7b

ANTI-THEFT

Anti-theft & Central Locking Wiring Diagram for BMW X3 28i 2011

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List of elements for Anti-theft & Central Locking Wiring Diagram for BMW X3 28i 2011:

(late production)
Aerial diversity
Anti theft alaram led
Bonnet contact switch
Boot lid/ tailgate lock
Car access system
Central locking button hazard warning switch
Computer data lines system
Door contact signal
Driver's door system lock
Electrochromic interior rear view mirror
Electronics junction box
Footwell module
Fuel filler flap central locking drive
Fuse 15a
Fuse 40a
Fuse 5a
Gnd
Ground
Hall sensor signal
High variant roof functions module
Hot at all times
Hot w/ bistable relay energized
Junction box
K-can bus sig
Passenger's door system lock
Rear driver's side system lock
Rear passenger's side system lock
Siren w/ tilt alarm sensor
Soft close drive
Term 30f
W/ automatic soft close drive
W/o automatic
X28 1b
X382 1b
X5 1b
X8 1b
X9 1b
Z10 12b
Z10 1b
Z10 2b (early production)
Z10 5b
Z10 6b
Z10 7b

Anti-theft Wiring Diagram (1 of 2) for BMW X3 28i 2011

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List of elements for Anti-theft Wiring Diagram (1 of 2) for BMW X3 28i 2011:

12b
3.0l
3.0l twin turbo
A211 1b
A212 1b
Active starter
Aerial sig
Brake light switch
Brk lt sw sig
Bumper aerial
Can2 bus
Car access system (left side of dash)
Cas bus
Clutch module
Clutch sig
Computer data lines system
Crash safety module
Digital motor electronics control module
Door locks system
Driver's side luggage compartment aerial
Electronics junction box
Eng strt sig
Footwell module
Front center console interior aerial
Fuse 40a
Fuse 5a
Ground
Hood contact switch
Hot at all times
Hot w/ bistable relay energized
Junction box
Lin bus sig
Passenger's side luggage compartment aerial
Rear center console interior aerial
Rear fuse holder
Sig
Starting/charging system
Sw sig
Term 15 sply
Term 15n
Term 30 sply
Term 30b
Term 30b sply
Terminal 15n relay
Terminal 30b relay
Trunk, tailgate, fuel doors system
Wake up sig
Z10 12b
Z10 5b
Z10 6b
Z10 7b

Anti-theft Wiring Diagram (2 of 2) for BMW X3 28i 2011

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List of elements for Anti-theft Wiring Diagram (2 of 2) for BMW X3 28i 2011:

Aerial signal
Arrest sig
Car access system (left side of dash)
Cas bus
Column lock
Dme main relay
Door locks system
Driver electronic outer door handle module
Driver's side exterior aerial
Elect steering
Electric steering column lock
Front passenger's side exterior aerial
Gnd
Ground
Hall sens
Hall sens sig
Instrument cluster control unit
Led activation
Passenger electronic outer door handle module
Power distribution box
Ring aerial
Signal
Start-stop button
Sw sig
Term 15n rly
Term 30b rly
Wake up sig
X28 1b
X5 1b
Z10 1b
Z10 5b
Z10 6b

BODY CONTROL MODULES

Body Control Modules Wiring Diagram (1 of 2) for BMW X3 28i 2011

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List of elements for Body Control Modules Wiring Diagram (1 of 2) for BMW X3 28i 2011:

Bi-xenon
Brk lt act
Computer data lines system
Drv mdl sply
Exterior lights system
Flash ind lt
Fog lts act
Foot lt act
Footwell module
Fuse 40a
Ground
Headlights & exterior lights systems
Headlights system
Hi beam hdlp act
High beam sw
Hot w/ bi-stable relay energized
Int lt act
Interior lights system
Junction box
K-can bus
Led activation
Lin bus sig
Lo beam lt act
Locator lt, ambient lt
Rev lt act
Rr fog lt
Side lights
Sw sig
Tail lt act
Term 30f, sply
Turn light
Turn lt
Z10 7b

Body Control Modules Wiring Diagram (2 of 2) for BMW X3 28i 2011

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List of elements for Body Control Modules Wiring Diagram (2 of 2) for BMW X3 28i 2011:

(not used)
Ambient lt act
Anti-theft system
Brk lt act
Brk sw sig
Courtesy lt
Courtesy lt act
Door contact sig
Door locks system
Dr contact sig
Exterior lights system
Flash lt act
Fog lt act
Footwell module
Fuse 30a
Fuse 40a
Gnd
Hall sens sig
Headlights & exterior lights systems
Headlights system
Hi beam lt act
Hot w/ bi-stable relay energized
Int lt act
Int lt sw sig
Interior lights & door locks systems
Interior lights system
Junction box
Lic plt lt act
Low beam lt sig
Power windows system
Pw drv act
Rear fuse holder
Red
Rev lt act
Reverse gear sw
Rr fog lt act
Side lights
Sw sig
Tail lt act
Term 15 sply
Term 30f pwr sply
Term 30f sply
X13 4b
Z10 5b
Z10 7b

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram (1 of 3) for BMW X3 28i 2011

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List of elements for Computer Data Lines Wiring Diagram (1 of 3) for BMW X3 28i 2011:

All-round vision camera
Central gateway module
Central information display
Diagnosis bus signal
Diagnosis socket
Electro- mechanical power steering
Ethernet data line
Ethernet data signal
Flexray bus signal
Ground
Head unit
Head-up display
Heating/air conditioning system
Instrument cluster control unit
K-can bus signal
Most bus signal
Nca
Pnk
Pnk/red
Pt-can bus signal
Red
Sound systems
Terminal 15
Terminal 30f
Transfer box
Vertical dynamics management
W/ radio
W/o radio
X13 1b
X289 1b
X401 3b
Z10 5b
Z10 7b

Computer Data Lines Wiring Diagram (2 of 3) for BMW X3 28i 2011

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List of elements for Computer Data Lines Wiring Diagram (2 of 3) for BMW X3 28i 2011:

Boot lid lift
Car access system
Com-box
Controller
Diagnosis socket terminating resistor
Driver's seat module
Electrochromic interior rear view mirror
Footwell module
Fuse 5a
High variant roof function module
Hot w/ bi-stable relay energized
Junction box
Junction box electronics
Pnk/red
Red
Tire pressure control
Trailer module
Trailer socket
W/ combox
W/ radio
W/o radio & combox
X14 1b
X382 1b

Computer Data Lines Wiring Diagram (3 of 3) for BMW X3 28i 2011

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List of elements for Computer Data Lines Wiring Diagram (3 of 3) for BMW X3 28i 2011:

(early production)
(late production)
3.0l
3.0l twin turbo
Crash safety module
Digital motor electronics
Dynamic stability control (dsc)
Electronic transmission control
Fuel pump control (ekps)
Gear selector switch
Integrated chassis management
Parking brake control unit
Pnk/red
Red
W/ automatic gear box
W/o automatic gear box
X13 2b

COOLING FAN

Cooling Fan Wiring Diagram for BMW X3 28i 2011

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List of elements for Cooling Fan Wiring Diagram for BMW X3 28i 2011:

(3.0l twin turbo)
(3.0l)
3.0l
3.0l twin turbo
3.0l twin turbo 3.0l
A211 1b
A212 1b
Bsd bus sig
Characteristic map thermostat
Computer data lines system
Cut-out relay
Digital motor electronics
Elec fan
Electric coolant pump
Electric fan
Electric fan cut out relay
Engine coolant temperature sensor
Fans more than 600w
Fans up to 600w
Front power distribution box
Fuse 100a
Fuse 50a
Fuse 5a
Hot at all times
Hot w/ terminal 30b relay energized
Junction box
Map thermostat
Power distribution box
Pt-can bus sig
Red
Sply map
Sply pump
Temp sens
Temp sens sig
X430 1b
X60002
X60003
X60183
X60571
X60572
X62790
X6455
Z10 20b (3.0l)
Z10 30b (3.0l twin turbo)

CRUISE CONTROL

Cruise Control Wiring Diagram for BMW X3 28i 2011

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List of elements for Cruise Control Wiring Diagram for BMW X3 28i 2011:

Accelerator pedal module
Actv elect throttle vlv actr
Brake light switch
Car access system
Computer data lines system
Digital motor electronics (dme) control module
Elect throttle vlv actr
Elect throttle vlv actr sig
Electric throttle valve
Electronic steering wheel module
Footwell module
Fuse 10a
Fuse 15a
Gnd
Gnd elect throttle vlv actr sig
Hall sen sig
Hall sens gnd
Hall sens sig
Hall sens sply
Hall sensor
Hot at all times
Junction box
Left multifunction steering wheel switch block
Nca
Pmw-bfi
Pt-can bus signal
Red
Right multi-function steering wheel switch block
Steering column switch cluster
Terminal 30b pwr sply
X60002
X60005
X6454
Z10 22b
Z10 7b

DEFOGGERS

Heated Mirrors Wiring Diagram, with LIN bus Function for BMW X3 28i 2011

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List of elements for Heated Mirrors Wiring Diagram, with LIN bus Function for BMW X3 28i 2011:

Adjustment drive
Computer data lines system
Driver exterior mirror
Driver's door switch block
Footwell module
Front passenger exterior mirror
Fuse 7.5a
Hot w/ terminal 30b relay energized
Junction box
K-can bus sig
Lin bus sig
Mirror heater
Nca
X28 1b
X5 1b
X521 1b
Z10 5b
Z10 6b

Heated Mirrors Wiring Diagram, without LIN bus Function for BMW X3 28i 2011

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List of elements for Heated Mirrors Wiring Diagram, without LIN bus Function for BMW X3 28i 2011:

A34 1b
Adjustment drive
Computer data lines system
Driver exterior mirror
Driver's door switch block
Footwell module
Front passenger exterior mirror
Fuse 7.5a
Hot w/ terminal 30b relay energized
Junction box
Junction box electronics
Mirror heating
Nca
X10 5b
X10 6b
X28 1b
X5 1b
X521 1b

Rear Defogger Wiring Diagram for BMW X3 28i 2011

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List of elements for Rear Defogger Wiring Diagram for BMW X3 28i 2011:

11b
12b
13b
Computer data lines system
Fuse 100a
Fuse 30a
Fuse box
Hot at all times
Junction box
Junction box electronics
Nca
Rear fuse holder
Rear window defogger
Rear window defogger relay
Rear window heated wave trap 2
Red
X439 1b
X439 2b
Z10 12b
Z10 28b

ELECTRONIC POWER STEERING

Electronic Power Steering Wiring Diagram for BMW X3 28i 2011

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List of elements for Electronic Power Steering Wiring Diagram for BMW X3 28i 2011:

22b
Central gateway module
Electromechanical power steering
Front power distribution box
Fuse 125a
Fuse 5a
Ground
Hot at all times
Hot w/ terminal 15n relay energized
Junction box
Power distribution system
Pwr steering
Red
Steering torque sensor
Term 15n
Term 30
Torq sig

ELECTRONIC SUSPENSION

Air Suspension Wiring Diagram for BMW X3 28i 2011

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List of elements for Air Suspension Wiring Diagram for BMW X3 28i 2011:

Air bag sensors
Center console control panel
Central gateway module
Computer data lines system
Crash safety module
Drv dyn ctrl sw sig
Dynamic stability control (dsc)
Flexray bus sig
Function lighting
Fuse 34 5a
Ground
Hot at all times
Integrated chassis management
Junction box
Left front level sensor
Left rear level sensor
Sensor ground
Sensors ground
Sig lf level sen
Sig,parking aid ctrl
Signal, dtc btn
Spy lf level sen
Spy lr level sen
Wake up sig, ter 15
Z10 26b

Dynamic Drive Suspension Wiring Diagram for BMW X3 28i 2011

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List of elements for Dynamic Drive Suspension Wiring Diagram for BMW X3 28i 2011:

11b
428 1b
Central gateway module
Fuse 20a
Fuse 5a
Hot at all times
Hot w/ terminal 15n relay energized
Junction box
Left front coil valve
Left front vertical-acceleration sensor
Left rear coil valve
Nca
Pnk
Rear fuse holder
Right front coil valve
Right front vertical-acceleration sensor
Right rear coil valve
Vertical dynamics management
X0173
X044
X045
X046
X047
Z10 14b

ENGINE PERFORMANCE

3.0L

3.0L, Engine Performance Wiring Diagram (1 of 5) for BMW X3 28i 2011

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List of elements for 3.0L, Engine Performance Wiring Diagram (1 of 5) for BMW X3 28i 2011:

(center of intake manifold)
(center of intake manifold) disa servo motor 1
(intake tube assembly)
(left side of engine block) knock sensor
Bsd bus sig
Charcoal filter valve
Crankshaft sens gnd
Crankshaft sens sig
Crankshaft sens sply
Crankshaft sensor (lower rear of engine block)
Cylinder 1-3
Cylinder 4-6
Digital motor electronics (dme) control module
Disa act
Disa gnd
Disa servo motor 2
Disa sply
Elec throttle act gnd
Elec throttle act sig
Elec throttle act sply
Elec throttle vlv act
Electric-throttle valve actuator (throttle valve assembly)
Filter valve sply
Gnd
Hot-film air mass meter (intake tube assembly)
Intake manifold pressure sensor
Knock sens sig
Nca
Oil condition sensor (base of oil pan)
Sens gnd
Sens sig
Sens sply
Sig
Starting/charging system
Temp sens sig
X60002

3.0L, Engine Performance Wiring Diagram (2 of 5) for BMW X3 28i 2011

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List of elements for 3.0L, Engine Performance Wiring Diagram (2 of 5) for BMW X3 28i 2011:

(fuel tank assembly) electric fuel pump
Can bus
Computer data lines system
Engine breather heater 1 (right front of engine)
Exhaust camshaft sensor
Exhaust vanos solenoid valve (front of engine)
Fuel pump
Fuel pump control (ekps) (below rear seat assembly)
Fuse 20a
Gnd
Hot w/ terminal 30b relay energized
Intake camshaft sensor (front of cylinder head)
Intake vanos solenoid valve (front of engine)
Nca
Oil pressure control valve (right side of engine)
Oxygen sensor 2 after catalytic converter
Pt can
Pwr sply
Rear fuse holder (rear compt floor board)
Wake-up
X64553
Z10 12b

3.0L, Engine Performance Wiring Diagram (3 of 5) for BMW X3 28i 2011

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List of elements for 3.0L, Engine Performance Wiring Diagram (3 of 5) for BMW X3 28i 2011:

Act activation
Activation
Bsd bus sig
Coolant pump sply
Cooling fans system
Ctrl vlv acti
Ctrl vlv sply
Digital motor electronics (dme) control module (left rear of eng compt)
Digital motor electronics (dme) control module (left rear of engine compt)
Dme main relay
Fuel injection
Fuse 100a
Fuse 15a
Fuse 20a
Fuse 40a
Fuse box (right rear compt floor board)
Gnd
Heater sply
Hot at all times
Ignition & fuel injection relay
Map acti
Map sply
Nca
Oxygen sens gnd
Oxygen sens sig
Oxygen sens sply
Power distribution box (left rear of eng compt)
Red
Sens engi sply
Sens gnd
Sens sig
Sens sply
Shield
Solenoid vlv sply
Sply
Temp sens sig
Terminal 15
Transfer terminal point
Valvetronic position sensor
Valvetronic relay
Vanos solenoid vlv
Variable valve gear servo meter (right side of engine)
X60003
X60004
X60005
X60181
X60182
X60189
X6454
Z10 1b

3.0L, Engine Performance Wiring Diagram (4 of 5) for BMW X3 28i 2011

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List of elements for 3.0L, Engine Performance Wiring Diagram (4 of 5) for BMW X3 28i 2011:

(in exhaust, upstream of catalytic converter
Engine coolant temperature sensor (front of engine)
Engine oil pressure sensor
Fuel tank leakage diagnostic module (right rear wheelwell)
Ignition coil cylinder 1
Ignition coil cylinder 2
Ignition coil cylinder 3
Ignition coil cylinder 4
Ignition coil cylinder 5
Ignition coil cylinder 6
Map thermostat characteristic (lower right front of engine)
Nca
Oxygen sensor 2 before catalytic converter
Oxygen sensor after catalytic converter (in exhaust, downstream of catalytic converter
Oxygen sensor before catalytic converter (in exhaust, upstream of catalytic converter
Plug spark
Spark plug
X6176
X6177
X62790

3.0L, Engine Performance Wiring Diagram (5 of 5) for BMW X3 28i 2011

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List of elements for 3.0L, Engine Performance Wiring Diagram (5 of 5) for BMW X3 28i 2011:

Accelerator pedal module (accelerator pedal assembly)
Brake light switch (top of brake pedal assembly)
Car access system
Car access system (left side of dash)
Central gateway module (left side of dash)
Computer data lines system
Cooling fans system
Cut-out relay
Diagnosis socket
Digital motor electronics (dme) control module (left rear of engine compt)
Electric fan
Engine start sig
Flexray bus sig
Footwell module
Fuel inj 1 activation
Fuel inj 1 sply
Fuel inj 2 activation
Fuel inj 2 sply
Fuel inj 3 activation
Fuel inj 3 sply
Fuel inj 4 activation
Fuel inj 4 sply
Fuel inj 5 activation
Fuel inj 5 sply
Fuel inj 6 activation
Fuel inj 6 sply
Fuel injector cylinders
Fuel tank leakage
Fuse 15a
Fuse 5a
Hal sens gnd
Hal sens sig
Hal sens sply
Hot w/ terminal 30b relay energized
Ign coil 1 activation
Ign coil 1 sply
Ign coil 2 activation
Ign coil 2 sply
Ign coil 3 activation
Ign coil 3 sply
Ign coil 4 activation
Ign coil 4 sply
Ign coil 5 activation
Ign coil 5 sply
Ign coil 6 activation
Ign coil 6 sply
Junction box (right side of dash)
Lin bus sig
Pnk/red
Power distribution system
Pt-can bus sig
Rear fuse holder (rear compt floor board)
Red
Speed sig
Starting/charging system
Term 15 sply
Term 15 wake up sig
Term 30 sply
X60006
Z10 7b

3.0L TWIN TURBO

3.0L Twin Turbo, Engine Performance Wiring Diagram (1 of 5) for BMW X3 28i 2011

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List of elements for 3.0L Twin Turbo, Engine Performance Wiring Diagram (1 of 5) for BMW X3 28i 2011:

(exhaust manifold assembly) wastegate valve
(in exhaust, upstream of catalytic converter) oxygen sensor before catalytic converter
(left side of engine block) knock sensor
Act activation
Bsd bus sig
Bsd sig
Coolant pump
Cooling fans system
Crankshaft sens gnd
Crankshaft sens sig
Crankshaft sens sply
Crankshaft sensor (lower rear of engine block)
Digital motor electronics (dme) control module (left rear of engine compartment)
Elec throttle act gnd
Elec throttle act sig
Electric throttle valve actuator (throttle valve assy)
Intake air temperature/ air pressure sensor (intake air tube ducting)
Intake manifold pressure sensor (intake manifold assembly)
Intake pipe pres sens
Knock sens sig
Nca
Oil condition sensor base of oil pan)
Oxygen sens sig
Sens gnd
Sens sig
Sens sply
Sply
Starting/charging system
Vlv activation
Vlv sply
Volume control valve
X60002

3.0L Twin Turbo, Engine Performance Wiring Diagram (2 of 5) for BMW X3 28i 2011

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List of elements for 3.0L Twin Turbo, Engine Performance Wiring Diagram (2 of 5) for BMW X3 28i 2011:

(in exhaust, downstream of catalytic converter) oxygen sensor after catalytic converter
Bypass blow-off valve
Can bus
Characteristic map thermostat (lower right front of engine)
Charcoal filter valve
Computer data lines system
Electric fuel pump (fuel tank assembly)
Engine breather heater 1 (right front of engine)
Exhaust camshaft sensor (front of cyl head)
Exhaust vanos solenoid valve (front of engine)
Fuel pump
Fuel pump control (ekps) (below rear seat assembly)
Fuse 20a
Fuse 5a
Gnd
Hot w/ terminal 30b relay energized
Intake camshaft sensor (front of cyl head)
Intake vanos solenoid valve (front of engine)
Junction box (right side of dash)
Nca
Oil pressure control valve (right side of engine)
Pt can
Pwr sply
Rear fuse holder (rear compt floor board)
Red
Tank vent shut-off valve
Wake-up
X13 1b
X60572
X62790
X64553
Z10 12b

3.0L Twin Turbo, Engine Performance Wiring Diagram (3 of 5) for BMW X3 28i 2011

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List of elements for 3.0L Twin Turbo, Engine Performance Wiring Diagram (3 of 5) for BMW X3 28i 2011:

(left rear of engine compt) digital motor electronics (dme) control module
Activation
Digital motor electronics (dme) control module (left rear of engine compt)
Diverter vlv sply
Dme main relay
Exhaust flap electric changeover valve
Fuse 100a
Fuse 15a
Fuse 20a
Fuse 40a
Fuse box (right rear compartment floor board)
Gnd
Heater sply
Hot at all times
Ignition & fuel injection relay
Map activation
Map sply
Meter gnd
Meter sig
Meter sply
Motor position sensor
Oil pres ctrl vlv sply
Power distribution box (left rear of engine compt)
Pwr
Red
Sens gnd
Sens sig
Sens sply
Transfer terminal point
Valvetronic actuator motor (top front of cyl head)
Valvetronic relay
Ventilation activation
Vlv activation
Vlv sply
X60003
X60004
X60005
X60181
X60182
X60189
X6454
Z10 1b

3.0L Twin Turbo, Engine Performance Wiring Diagram (4 of 5) for BMW X3 28i 2011

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List of elements for 3.0L Twin Turbo, Engine Performance Wiring Diagram (4 of 5) for BMW X3 28i 2011:

Engine coolant temperature sensor (front of engine)
Engine oil pressure sensor
Engine oil temperature sensor (left side of engine block)
Hot film mass air flow sensor (intake tube assembly)
Ignition coil cylinder 1
Ignition coil cylinder 2
Ignition coil cylinder 3
Ignition coil cylinder 4
Ignition coil cylinder 5
Ignition coil cylinder 6
Nca
Plug spark
Rail pressure sensor (engine fuel rail)
Spark plug
X60574
X6170
X6171
X6172

3.0L Twin Turbo, Engine Performance Wiring Diagram (5 of 5) for BMW X3 28i 2011

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List of elements for 3.0L Twin Turbo, Engine Performance Wiring Diagram (5 of 5) for BMW X3 28i 2011:

Accelerator pedal module (accelerator pedal assembly)
Car access system (left side of dash)
Car bus sig
Central gateway module (left side of dash)
Computer data lines system
Cooling fans system
Cut-out relay
Diagnosis socket
Digital motor electronics (dme) control module (left rear of engine compt)
Electric fan
Exh flap sig
Flexray bus sig
Fuel inj 1 activation
Fuel inj 1 sply
Fuel inj 2 activation
Fuel inj 2 sply
Fuel inj 3 activation
Fuel inj 3 sply
Fuel inj 4 activation
Fuel inj 4 sply
Fuel inj 5 activation
Fuel inj 5 sply
Fuel inj 6 activation
Fuel inj 6 sply
Fuel injectors
Fuel tank leakage
Fuel tank leakage diagnostic module (right rear wheelwell)
Fuse 15a
Fuse 5a
Hal sens sig
Hall sens gnd
Hall sens sply
Hot w/ terminal 30b relay energized
Ign coil 1 activation
Ign coil 1 sply
Ign coil 2 activation
Ign coil 2 sply
Ign coil 3 activation
Ign coil 3 sply
Ign coil 4 activation
Ign coil 4 sply
Ign coil 5 activation
Ign coil 5 sply
Ign coil 6 activation
Ign coil 6 sply
Junction box (right side of dash)
Lin bus sig
Pnk/red
Power distribution system
Pt-can bus sig
Rear fuse holder (rear compt floor board)
Red
Start sig
Starting/charging system
Term 15 sply
Term 15 wake up sig
Term 30 sply
X60006

EXTERIOR LIGHTS

Backup Lamps Wiring Diagram for BMW X3 28i 2011

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List of elements for Backup Lamps Wiring Diagram for BMW X3 28i 2011:

Computer data lines system
Electronic transmission control
Footwell module
Fuse 40a
Gear selector switch
Gnd
Hot w/ bistable relay energized
Interference suppressor filter 2
Junction box
K-can bus sig
Left inner tail light
Light reversing
Nca
Pt-can bus sig
Pwr sply
Red
Reversing lt
Right inner tail light
Z10 12b
Z10 5b

Exterior Lamps Wiring Diagram (1 of 2) for BMW X3 28i 2011

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List of elements for Exterior Lamps Wiring Diagram (1 of 2) for BMW X3 28i 2011:

Brk lt
Brk lt sw sig
Computer data lines system
Design light
Direction ind
Door contact sig
Flash ind lp
Footwell module
Fuse 30a
Fuse 5a
Gnd
Hazard warning lights switch/ central locking button operating unit
Headlight driver module
High beam sw
Hot w/ bistable relay energized
Ind lp
Interference suppressor filter 2
Junction box
Junction box electronics
K-can bus sig
Led activation
Left headlight
License plate lt
Light switch unit
Lin bus
Lin bus sig
Pwr sply
Pwr sply 30f
Rear fuse holder
Red
Right headlight
Rr fog lt
Serial sig
Side lights/ drl light
Side marker light
Steering column switch cluster
Tail lt
Turn lt
Warn lt sw sig
Z10 1b
Z10 2b
Z10 5b
Z10 7b
Z10 8b

Exterior Lamps Wiring Diagram (2 of 2) for BMW X3 28i 2011

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List of elements for Exterior Lamps Wiring Diagram (2 of 2) for BMW X3 28i 2011:

Auxiliary brake light
Brake light
Brake light switch
Brake light tail light/
Brk lt
Car access system
Computer data lines system
Direction ind
Dynamic brake light
E120 1b
E120 2b
E67 1b
E67 2b
K can-h
K can-l
Left front direction indicator light repeater
Left inner taillight
Left license plate light
Left outer taillight
Light tail
Noise suppressor filter
Rh turn sig
Right front direction indicator light repeater
Right inner taillight
Right license plate light
Right outer taillight
Tail light
Trailer module
Z10 12b
Z10 13b
Z10 1b
Z10 20b
Z10 2b
Z10 7b

Trailer Tow Wiring Diagram for BMW X3 28i 2011

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List of elements for Trailer Tow Wiring Diagram for BMW X3 28i 2011:

Brk lt
Computer data lines system
E67 1b
Exterior lights circuit
Footwell module
Fully automatic trailer towing hitch
Fuse 20a
Gnd
Hot w/ bistable relay energized
Hot w/ terminal 30b relay energized
Ind lp
Junction box
K can-h
K can-l
Lh tail lt
Lh turn sig
Lin bus sig
Noise suppressor filter
Preparation for trailer socket
Pwr sply
Rear fuse holder
Reversing lt
Rh tail lt
Rh turn sig
Rr fog lt
Trailer module
Trailer socket
W/ trailer module
W/o trailer module
X268 1b
X269 1b
Z10 14b

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 4) for BMW X3 28i 2011

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List of elements for Ground Distribution Wiring Diagram (1 of 4) for BMW X3 28i 2011:

12b
Car access system
Diagnosis socket
Driver electronic outer door handle module
Driver exterior mirror
Driver's door entrance light
Driver's door inner door handle lighting
Driver's door pocket lighting
Driver's door switch block
Driver's door system lock
Early production
Exterior trunk lid button
Footwell module
Front 2 light center armrest
Fuel filter heating
Fuel pump control (ekps)
Gear selector switch
Interior rear lid button
Late production
Left inner taillight
Left license plate light
Left outer tail light
Left rear footwell light
Nca
Noise suppressor filter
Rear driver side system lock
Rear driver's side courtesy lighting
Rear driver's side door pocket lighting
Rear driver's side entry light
Rear driver's side inner door handle lighting
Rear driver's side power window switch
Rear driver's side seat heating module
Rear fuse holder
Rear passenger's side seat heating module
Rear wiper
Right inner taillight
Right license plate lamp
Right outer tail light
Right rear footwell light
Trunk lid lift
Trunk lid/ tailgate lock
W/ automatic soft close system
W/o automatic soft close system
Wiper module
X28 1b
X521 1b
X8 1b
Z10 12b
Z10 13b
Z10 5b

Ground Distribution Wiring Diagram (2 of 4) for BMW X3 28i 2011

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List of elements for Ground Distribution Wiring Diagram (2 of 4) for BMW X3 28i 2011:

12v connection 3
12v connection 4
Blower motor
Crash safety module
Driver seat backrest width adjustment valve block
Driver seat heating module
Driver seat module
Driver seat pneumatic pump
Driver's lumbar support switch
Driver's seat belt buckle contact
Driver's seat position sensor
Dynamistic stability control
Electric
Electronics junction box
Exterior mirror, basic version
Exterior mirror, high version
Fan
Front cigarette lighter 12v connection
Front passenger exterior mirror
Front passenger seat occupancy detection
Front passenger's seat backrest width adjustment valve block
Front passenger's seat vacuum pump
High variant roof functions module
Integrated chassis management
Junction box
Nca
Parking brake button
Passenger electronic outer door handle module
Passenger's door entrance light
Passenger's door inner door handle lighting
Passenger's door pocket lighting
Passenger's door power window switch
Passenger's door system lock
Passenger's lumbar support switch
Passenger's seat belt buckle contact
Passenger's seat heating module
Passenger's side seat adjustment switch cluster
Rear passenger's side courtesy lighting
Rear passenger's side door pocket lighting
Rear passenger's side entry light
Rear passenger's side inner door handle lighting
Rear passenger's side power window switch
Rear passenger's side system lock
Rear window defogger
X12 1b
X14 1b
X14 2b
X5 1b
X513 1b
X514 1b
X9 1b
Z10 10b
Z10 24b
Z10 26b
Z10 28b
Z10 30b
Z10 6b
Z10 9b

Ground Distribution Wiring Diagram (3 of 4) for BMW X3 28i 2011

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List of elements for Ground Distribution Wiring Diagram (3 of 4) for BMW X3 28i 2011:

(early production) high range horn
(early production) siren w/ tilt alaram sensor
(late production) high range horn
(late production) siren w/ tilt alaram sensor
12v connection
A36 1b
All-round vision camera
Base plate
Central information display
Combox
Dc/dc converter
Dvd charger
Electric fan
Electro- chemical power steering
Fully automatic towing hitch
Head unit
Heater
Hifi amplifier
Left fog light
Left front direction indicator light repeater
Left headlight
Left washer nozzle
Low range horn
Nca
Parking brake control unit
Power distribution box
Rear washer pump
Right fog light
Right front direction indicator light repeater
Right headlight
Right washer nozzle
Tailer socket switch
Top-hifi amplifier
Trailer module
Trailer socket
Tyre pressure control
Vertical dynamics management
Video module
Washer pump
Washer pump for headlight washer system
Windscreen
X252 1b
X268 1b
X269 1b
X29 1b
X401 3b
Z10 11b
Z10 14b
Z10 1b
Z10 20b
Z10 22b
Z10 2b

Ground Distribution Wiring Diagram (4 of 4) for BMW X3 28i 2011

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List of elements for Ground Distribution Wiring Diagram (4 of 4) for BMW X3 28i 2011:

(3.0l twin turbo)
3.0l
3.0l twin turbo
A/c compressor
Auc sensor
Basic variant roof functions module
Bonnet contact switch
Boot lid lift
Brake fluid level switch
Brake light switch
Car access system
Central gateway module
Clutch module
Controller
Coolant level switch
Diagnosis socket
Digital motor electronics
Electronic coolant pump
Electronic transmission control
Engine breather heater 1
Footwell module
Front electric auxiliary heater
High variant roof functions module
Ignition coil cylinder 1
Ignition coil cylinder 2
Ignition coil cylinder 3
Ignition coil cylinder 4
Ignition coil cylinder 5
Ignition coil cylinder 6
Junction box
Left headlight
Left rear switch seat heating
Reverse gear switch
Right headlight
Right rear switch seat heating
Transfer box
Washer fluid level switch
X04000
X13 2b
X13 4b
X60005
X6170
X6171 (3.0l twin turbo)
X6172 (3.0l twin turbo)
X6176
X6177
X6454
X6455
X64553
Z10 3b
Z10 7b
Z10 8b

HEADLIGHTS

Headlights Wiring Diagram (1 of 2) for BMW X3 28i 2011

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List of elements for Headlights Wiring Diagram (1 of 2) for BMW X3 28i 2011:

A34 3b
Bi-xenon shutter
Computer data lines system
Daytime driving/ side light
Electrochromic interior rearview mirror
Electronics junction box
Fog lt
Footwell module
Fuse 10a
Fuse 30a
Fuse 40a
Fuse 5a
Gnd
Headlight beam beam heating control drive unit
Headlight driver module
Hi beam head light
Hi beam sw
High beam
High beam assistant sensor & control
High beam headlight
Hot w/ bi-stable relay energized
Hot w/ terminal 15n relay energized
Junction box
K-can bus sig
Led main light module
Left fog light
Left headlight
Lin bus sig
Low beam
Low beam headlight
Low beam lt
Red
Right fog light
Shutter bi-xenon
Side lights
Steering column switch cluster
Swivel module
Turn
W/ led
W/ xenon
W/o led
W/o xenon
X252 1b
Xenon control module
Xenon lamp
Z1 3b
Z10 1b
Z10 2b
Z10 7b

Headlights Wiring Diagram (2 of 2) for BMW X3 28i 2011

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List of elements for Headlights Wiring Diagram (2 of 2) for BMW X3 28i 2011:

Basic variant roof functions module
Daytime driving/ side lights
Driving/side lights daytime
Fuse 40a
Fuse 7.5a
Head light range control drive unit
Headlight driver module
High bean headlight
High variant roof functions module
Hot w/ bistable relay energized
Hot w/ terminal 30b relay energized
Junction box
Led main light module
Light switch unit
Low beam
Low bean headlight
Rain/driving lights/ condensation/ solar sensor
Rear fuse holder
Right headlight
Shutter bi-xenon
Swivel module
Turn
W/ basic variant
W/ high variant
W/ led
W/ xenon
W/o led
W/o xenon
Xenon control module
Xenon lamp high beam
Z10 2b
Z10 8b

HORN

Horn Wiring Diagram for BMW X3 28i 2011

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List of elements for Horn Wiring Diagram for BMW X3 28i 2011:

13b
Computer data lines system
Fuse 15a
Fuse 250a
Fuse box
High range horn
Horn button
Horn relay
Hot at all times
Junction box
Junction box electronics
Low range horn
Red
Steering column switch cluster
Terminal 30b relay
Z10 1b
Z10 2b

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for BMW X3 28i 2011

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List of elements for Instrument Cluster Wiring Diagram for BMW X3 28i 2011:

Anti-theft system
Computer data lines system
Coolant level switch
Electronics junction box
Fuel level sensor 1
Fuel level sensor 2
Fuse 5a
Head-up display
Hot at all times
Hot w/ terminal 30b relay energized
Instrument cluster control unit
Junction box
Nca
Outside temperature sensor
Red
Sound systems
X253 1b
X94 1b
Z10 6b
Z10 7b

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram (1 of 2) for BMW X3 28i 2011

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List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for BMW X3 28i 2011:

Ambient light
Basic variant roof functions module
Boot lid/ tailgate lock
Computer data lines system
Electronics junction box
Fuse 5a
Fuse 7.5a
Glove compartment light
High variant roof functions module
High variant roof functions module (w/ high variant) basic variant roof functions module (w/ basic variant) (overhead console)
Hot at all times
Hot w/ terminal 30b relay energized
Interior light
Junction box
Left front vanity mirror light
Left front vanity mirror switch
Left map reading light
Left rear interior light
Light ambient
Light interior
Luggage compartment light
Luggage compartment light 2
Noise suppressor filter
Reading light
Rear fuse holder
Right front vanity mirror light
Right front vanity mirror switch
Right map reading light
Right rear interior light
W/ automatic soft close system
W/ basic variant
W/ high variant
W/ reading light
W/o automatic soft close system
W/o reading light
X483 1b
Z10 12b
Z10 6b
Z10 8b

Courtesy Lamps Wiring Diagram (2 of 2) for BMW X3 28i 2011

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List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for BMW X3 28i 2011:

Computer data lines system
Courtesy lighting
Driver's door entrance light
Entrance lt
Footwell lt
Footwell module
Interior lt
K-can bus sig
Left front footwell light
Left rear footwell light
Nca
Passenger's door entrance light
Rear driver's side courtesy lighting
Rear driver's side entry light
Rear passenger's side courtesy lighting
Rear passenger's side entry light
Right front footwell light
Right rear footwell light
Signal, switch
X28 1b
X483 1b
X5 1b
X8 1b
X9 1b
Z10 12b
Z10 13b
Z10 5b
Z10 6b

Instrument Illumination Wiring Diagram (1 of 2) for BMW X3 28i 2011

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List of elements for Instrument Illumination Wiring Diagram (1 of 2) for BMW X3 28i 2011:

Ambient light
Ambient lt
Center console control panel
Center front ventilation grille
Central locking button hazard warning switch operating unit
Computer data lines system
Courtesy lamps circuit
Dvd changer
Electronics junction box
Footwell module
Front center armrest light
Front cigarette lighter 12v connection
Fuse 40a
Gnd
Head unit
Heating/air conditioning system
High variant roof functions module (w/ high variant) basic variant roof functions module (w/ basic variant)
Hot w/ bistable relay energized
Integrated chassis management
Junction box
K-can bus sig
Left front ventilation grille
Left rear interior light
Parking brake button
Pwr sply
Rear fuse holder
Right front ventilation grille
Right rear interior light
W/ basic variant
W/ high variant
X401 3b
X483 1b
Z10 26b
Z10 5b
Z10 6b
Z10 8b

Instrument Illumination Wiring Diagram (2 of 2) for BMW X3 28i 2011

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List of elements for Instrument Illumination Wiring Diagram (2 of 2) for BMW X3 28i 2011:

Driver's door inner door handle lighting
Driver's door pocket lighting
Front 2 center armrest light
Interior rear lid button
Passenger's door inner door handle lighting
Passenger's door pocket lighting
Passenger's door power window switch
Rear driver's side door pocket lighting
Rear driver's side inner door handle lighting
Rear driver's side power window switch
Rear passenger's side door pocket lighting
Rear passenger's side inner door handle lighting
Rear passenger's side power window switch
X28 1b
X5 1b
X8 1b
X9 1b
Z10 5b
Z10 6b

MEMORY SYSTEMS

Memory Systems Wiring Diagram (1 of 2) for BMW X3 28i 2011

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List of elements for Memory Systems Wiring Diagram (1 of 2) for BMW X3 28i 2011:

Actuator motor
Computer data lines system
Driver's seat backrest heating
Driver's seat cushion heating
Driver's seat forward/ backward adjustment drive unit
Driver's seat height adjustment drive unit
Driver's seat module
Drv angle adj
Drv height adj
Footwell module
Fuse 30a
Fwd/bwd adj
Gnd
Gnd hall sens
Hall sens sig
Hall sensor
Hot w/ terminal 30b relay energized
Junction box
K-can bus sig
Pwr sply
Seat backrest
Seat cushion
Sig temp sens
X14 1b
Z10 11b

Memory Systems Wiring Diagram (2 of 2) for BMW X3 28i 2011

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List of elements for Memory Systems Wiring Diagram (2 of 2) for BMW X3 28i 2011:

Actuator motor
Backrest angle
Driver's seat angle adjustment drive unit
Driver's seat backrest angle adjustment drive
Driver's seat module
Driver's side seat adjustment switch cluster
Drv adj sw
Gnd hall sens
Hall sens sig
Hall sensor
Led activation
Switch signal

NAVIGATION

Navigation Wiring Diagram, with HIFI Radio (1 of 2) for BMW X3 28i 2011

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List of elements for Navigation Wiring Diagram, with HIFI Radio (1 of 2) for BMW X3 28i 2011:

& car information computer basic version
(or red)
(w/o optional equipment connection mobile devices) glove compartment usb connection
10b
12b
Aerial amplifier
Aerial diversity
Aerial sig
Aerial signal
All-round vision camera
Can bus sig
Car information computer high version
Central gateway module (w/ radio bmw professional & navigation system)
Computer data lines system
Data cable
Dvd changer (left rear cargo area)
Electrochromic interior rear view mirror
Ethernet data
Fbas sig
Fuse 15a
Fuse 5a
Gnd
Gps aerial sig
Head unit (right side of dash)
Hot w/ terminal 30b relay energized
Interior lights system
Low freq sig
Microphone sig
Most bus sig
Most data bus circuit
Navigation system professional &
Nca
Noise suppress0r filter
Professional & navigation system
Radio sig on
Rear fuse holder
Rear window aerial
Red
Roof aerial
Sdars aerial
Shield
Sig microphone
Terminal 30b
Usb data
Usb ground
Usb voltage
Vics aerial sig
Video module (left rear cargo area)
Vision camera & w/o dvd changer
W/ all round
W/ all round vision camera & w/ dvd changer
W/ dvd changer
W/ radio bmw
W/ radio bmw business
W/o navigation system professional
W/o omnidirectional camera
X382 1b
X401 3b
Z10 11b

Navigation Wiring Diagram, with HIFI Radio (2 of 2) for BMW X3 28i 2011

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List of elements for Navigation Wiring Diagram, with HIFI Radio (2 of 2) for BMW X3 28i 2011:

(or red)
(w/ optional equipment connecting mobile devices) aux-in connection
13b
14b
Aerial sig
Apix data
Aux-in connection
Can bus sig
Central information display
Computer data lines system
Connecting mobile devices
Front center mid- range speaker
Front center tweeter
Fuse 30a
Fuse 5a
Gnd
Ground
Head unit
Hifi amplifier (left side of cargo area
Hot at all times
Hot w/ terminal 30b relay energized
Junction box (behind right side of dash)
Left front mid- range speaker 2b
Left front tweeter
Left front woofer
Left rear mid- range speaker 2b
Left rear tweeter
Low frequency
Microphone
Nca
Radio sigl on
Rear fuse holder
Red
Right front mid- range speaker 2b
Right front tweeter
Right front woofer
Right rear mid- range speaker
Right rear tweeter
Shield
Terminal 30b
Usb data
Usb gnd
Usb voltage
Voltage sply
W/ optional equipment connecting mobile devices
W/o optional equipment
X16 1b
X19 1b
X28 1b
X382 1b
X401 3b
X5 1b
X8 1b
X9 1b
Z10 11b

Navigation Wiring Diagram, without HIFI Radio (1 of 2) for BMW X3 28i 2011

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List of elements for Navigation Wiring Diagram, without HIFI Radio (1 of 2) for BMW X3 28i 2011:

& car information computer basic version
(or red)
(w/o optional equippment connection mobile devices) glove compartment usb connection
10b
12b
Aerial amplifier (left "c' pillar)
Aerial diversity
Aerial sig
Aerial signal
All-round vision camera
Can bus sig
Car information computer high version
Central gateway module (w/ radio bmw professional & navigation system)
Computer data lines system
Data cable
Dvd changer (left rear of cargo area)
Electrochromic interior rear view mirror
Ethernet data
Fbas sig
Fuse 15a
Fuse 5a
Gnd
Gps aerial sig
Head unit
Hot w/ terminal 30b relay energized
Interior lights system
Low freq sig
Microphone sig
Most bus sig
Most data bus circuit
Navigation system professional &
Nca
Noise suppressor filter
Professional & navigation system
Radio sig on
Rear fuse holder
Rear window aerial
Red
Roof aerial
Sdars aerial
Shield
Sig microphone
Terminal 30b
Usb data
Usb ground
Usb voltage
Vics aerial sig
Video module (left rear of cargo area)
Vision camera & w/o dvd changer
W/ all round
W/ all round vision camera & w/ dvd changer
W/ dvd changer
W/ radio bmw
W/ radio bmw business
W/o navigation system professional
W/o omnidirectional camera
X382 1b
X401 3b
Z10 11b

Navigation Wiring Diagram, without HIFI Radio (2 of 2) for BMW X3 28i 2011

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List of elements for Navigation Wiring Diagram, without HIFI Radio (2 of 2) for BMW X3 28i 2011:

(or red)
13b
14b
Aerial sig
Apix data
Aux-in connection
Can bus sig
Central information display
Computer data lines system
Connecting mobile devices
Fuse 5a
Ground
Head unit
Hot at all times
Junction box
Left front mid-range speaker
Left front woofer
Left rear mid-range speaker
Microphone
Nca
Radio bmw business
Radio bmw professional & navigation system
Red
Right front mid-range speaker
Right front woofer
Right rear mid-range speaker
Shield
Usb data
Usb gnd
Usb voltage
Voltage sply
W/ optional equipment connecting mobile devices
W/o optional equippment
X16 1b
X28 1b
X382 1b
X401 3b
X5 1b
X8 1b
X9 1b
Z10 11b

Parking Assistant Wiring Diagram for BMW X3 28i 2011

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List of elements for Parking Assistant Wiring Diagram for BMW X3 28i 2011:

13b
Center console control panel
Computer data lines system
Controller
Footwell module (left kick panel)
Fuse 250a
Fuse 5a
Fuse box (rear compartment floor board)
Hot at all times
Hot w/ terminal 30b relay energized
Integrated chassis management (rear of center console)
Junction box (right side of dash)
Left front center ultrasonic sensor (front bumper cover)
Left front outer ultrasonic sensor (front bumper cover)
Left rear center ultrasonic sensor (rear bumper)
Left rear outer ultrasonic sensor (rear bumper)
Red
Right front center ultrasonic sensor (front bumper cover)
Right front outer ultrasonic sensor (front bumper cover)
Right rear center ultrasonic sensor (rear bumper)
Right rear outer ultrasonic sensor (rear bumper)
X253 1b
X258 1b
Z10 6b
Z10 7b

Rear Camera Wiring Diagram for BMW X3 28i 2011

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List of elements for Rear Camera Wiring Diagram for BMW X3 28i 2011:

All-round vision camera
Basic
Computer data lines system
Exterior mirror camera
Fuse 5a
Head unit
High
Hot w/ terminal 15n relay energized
Junction box (right side of dash)
Left exterior mirror
Nca
Reversing camera
Right exterior mirror
X198 1b
X199 1b
X382 1b
Z10 11b

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 7) for BMW X3 28i 2011

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List of elements for Power Distribution Wiring Diagram (1 of 7) for BMW X3 28i 2011:

1b transfer terminal point
2b jump start terminal point
3.0l
3.0l twin turbo
Alternator
Battery
Car access system
Digital motor electronics
Dme main relay
Dynamic stability control (dsc)
Electric coolant pump
Electric fan cut-out relay
Electro mechanical power steering
Engine controls system
Exhaust flap electric changeover
Fan more than 600w
Fan upto 600w
Front electric auxiliary heater
Front power distribution box
Fuse 100a
Fuse 125a
Fuse 15a
Fuse 20a
Fuse 50a
Fuse box
Fuse n/a
Ignition & fuel injection relay
Intelligent battery sensor
Nca
Power distribution box
Red
Safety battery terminal generator
Starter
To fuse 511 (diagram 2 of 7)
To junction box (diagram 2 of 7)
Valvetronic relay
X6005
X60181
X60183
X60189
X60571
X60572
Z10 1b

Power Distribution Wiring Diagram (2 of 7) for BMW X3 28i 2011

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List of elements for Power Distribution Wiring Diagram (2 of 7) for BMW X3 28i 2011:

11b
12b
13b
Bistable relay
Boot lid lift
Central gateway module
Diagnosis socket
Driver electronic outer door handle module
Electronics junction box
Footwell module
From a fuse 500 (diagram 1 of 7)
From intelligent battery sensor (diagram 1 of 7)
Fuse 100a
Fuse 20a
Fuse 250a
Fuse 30a
Fuse 40a
Fuse 5a
Fuse box
Instrument cluster control unit
Junction box
Natural vacuum leak detection
Nca
Noise suppressor filter
Parking brake control unit
Passenger's electronic outer door handle module
Rear fuse holder
Rear window defogger relay
Red
To dc/dc converter 2 (diagram 5 of 7)
To fuse 14 (diagram 3 of 7)
To fuse 23 (diagram 3 of 7)
To terminal 30b relay (diagram 6 of 7)
Top-hifi amplifier
Trailer module
Vertical dynamics management
X28 1b
X5 1b
Z10 12b

Power Distribution Wiring Diagram (3 of 7) for BMW X3 28i 2011

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List of elements for Power Distribution Wiring Diagram (3 of 7) for BMW X3 28i 2011:

(diagram 2 of 7)
10b
Basic variant roof functions module
Blower motor
Car access system
Car access system unit
Charcoal filler valve
Combox
Dynamic stability control (dsc)
Electric fan cut-out relay
Electronics junction box
Footwell module
From fuse 170 c
From fuse 2 d (diagram 2 of 7)
From h fuse 61 (diagram 3 of 7)
Fuse 10a
Fuse 15a
Fuse 20a
Fuse 30a
Fuse 40a
Fuse 5a
Fuse 7.5a
Glove compartment light
Head-up display
Heating/air conditioning system
High variant roof function module
High variant roof functions module
Instrument cluster control
Junction box
Light switch unit
Parking brake button
Preparation for trailer socket
Rear wiper relay
Red
Siren w/ tilt alarm sensor
Steering column switch cluster
Tank vent shutoff valve
Terminal 30b relay
To fuse 32 (diagram 4 of 7)
To terminal 15n relay (diagram 5 of 7)
To terminal 30b relay (diagram 3 of 7)
To washer pump relay (diagram 4 of 7)
Trailer module
Transfer box
W/ basic variant roof functions module
W/ high variant roof functions module
W/ trailer socket
W/o trailer socket
X13 1b
X401 3b
X430 1b
X60572
Z10 6b

Power Distribution Wiring Diagram (4 of 7) for BMW X3 28i 2011

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List of elements for Power Distribution Wiring Diagram (4 of 7) for BMW X3 28i 2011:

(diagram 3 of 7)
12 v connection
Basic variant roof functions module
Driver's door switch block
Driver's lumbar support switch
Driver's lumbar support valve block
Driver's seat backrest width adjustment switch
Driver's seat backrest width adjustment valve block
Driver's seat module
Dynamic stability control (dsc) (w/o engine start/stop function)
Early production
Electronic transmission control
From fuse 33 l
From j rear wiper relay (diagram 3 of 7)
From m fuse (diagram 4 of 7)
Front cigarette lighter 12 v connection
Front passenger exterior mirror
Front passenger's seat backrest width adjustment switch
Front passenger's seat backrest width adjustment valve block
Fuse 10a
Fuse 15a
Fuse 20a
Fuse 30a
Fuse 5a
Fuse 7.5a
Gear selector switch
High variant roof functions module
Horn relay
Integrated chassis management
Interior lights system
Junction box
Late production
Nca
Passenger's lumbar support switch
Passenger's lumbar support valve block
Passenger's side seat adjustment switch cluster
Red
To fuse 35 (diagram 5 of 7)
To fuse 63 (diagram 4 of 7)
To terminal 15n relay (diagram 5 of 7)
Transfer box
W/ basic variant roof functions module
W/ high variant roof functions module
Washer pump relay
Wiper module
X12 1b
X13 1b
X13 2b
X14 1b
X28 1b
X5 1b
X513 1b
X514 1b
X521 1b
Z10 6b

Power Distribution Wiring Diagram (5 of 7) for BMW X3 28i 2011

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List of elements for Power Distribution Wiring Diagram (5 of 7) for BMW X3 28i 2011:

3.0l
3.0l twin turbo
All-round vision camera
Auc sensor
Car access system
Controller
Dc/dc converter
Dc/dc converter 2
Digital motor electronics
Electro mechanical power steering
Electrochromic interior rear view mirror
Electronics junction box
Engine breather heater
From horn n relay (diagram 4 of 7)
From o fuse 67 (diagram 4 of 7)
From p fuse 43 (diagram 5 of 7)
From rear fuse holder (diagram 2 of 7)
From rear fuse holder (diagram 6 of 7)
From rear fuse holder (diagram 7 of 7)
From terminal 30b relay (diagram 3 of 7)
Fuse 10a
Fuse 15a
Fuse 5a
Instrument cluster control unit
Junction box
Left rear seat heating switch
Nca
Red
Right rear seat heating switch
Start-stop button
Steering column switch cluster
Terminal 15n relay
To fuse 44 (diagram 5 of 7)
To rear fuse holder (diagram 7 of 7)
Vertical dynamics management
X289 1b
X382 1b
Z10 14b

Power Distribution Wiring Diagram (6 of 7) for BMW X3 28i 2011

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List of elements for Power Distribution Wiring Diagram (6 of 7) for BMW X3 28i 2011:

12 v connection 2
12 v connection 5
12b
Car access system
Central information display
Combox
Dvd charger
Dynamic stability control (dsc) (w/ start/stop function & dc/dc converter 1)
Dynamic stability control (dsc) (w/ start/stop function & dc/dc converter 2)
From bistable relay (diagram 2 of 7)
From e fuse 201 (diagram 2 of 7)
From v fuse 115 (diagram 6 of 7)
Fuel tank leakage diagnostic module
Fuse 15a
Fuse 30a
Fuse 5a
Head unit (radio bmw professional & navigation system)
Hifi amplifier
Rear fuse holder
Terminal 30b relay
Tire pressure control
To dc/dc converter (diagram 5 of 7)
To fuse (diagram 6 of 7)
To fuse (diagram 7 of 7)
Top-hifi amplifier
W/ engine start-stop function
W/o engine start-stop function
X19 1b
X401 3b
Z10 14b

Power Distribution Wiring Diagram (7 of 7) for BMW X3 28i 2011

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List of elements for Power Distribution Wiring Diagram (7 of 7) for BMW X3 28i 2011:

12b
Base plate
Boot lid lift
Boot lid/ tailgate lock
Digital motor electronics
Driver's seat heating module
Early production
From dc/dc converter (diagram 5 of 7)
From dc/dc converter 2 (diagram 5 of 7)
From w fuse 144 (diagram 6 of 7)
From x fuse 153 (diagram 7 of 7)
Fuel pump control (ekps)
Fully automatic towing hitch
Fuse 15a
Fuse 20a
Fuse 30a
Fuse 5a
Head unit (radio bmw business)
Late production
Left head unit
Luggage compartment light
Luggage compartment light 2
Nca
Noise suppressor filter
Passenger's seat heating module
Rear driver's side seat heating module
Rear fuse holder
Rear passenger's side seat heating module
Red
Right head unit
To dc/dc converter (diagram 5 of 7)
To dc/dc converter 2 (diagram 5 of 7)
To fuse (diagram 7 of 7)
Trailer socket
Video module
X12 1b
X14 1b
X268 1b
X529 1b

POWER DOOR LOCKS

Power Door Locks Wiring Diagram for BMW X3 28i 2011

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List of elements for Power Door Locks Wiring Diagram for BMW X3 28i 2011:

(late production)
Aerial diversity
Anti theft alaram led
Bonnet contact switch
Boot lid/ tailgate lock
Car access system
Central locking button hazard warning switch
Computer data lines system
Door contact signal
Driver's door system lock
Electrochromic interior rear view mirror
Electronics junction box
Footwell module
Fuel filler flap central locking drive
Fuse 15a
Fuse 40a
Fuse 5a
Gnd
Ground
Hall sensor signal
High variant roof functions module
Hot at all times
Hot w/ bistable relay energized
Junction box
K-can bus sig
Passenger's door system lock
Rear driver's side system lock
Rear passenger's side system lock
Siren w/ tilt alarm sensor
Soft close drive
Term 30f
W/ automatic soft close drive
W/o automatic
X28 1b
X382 1b
X5 1b
X8 1b
X9 1b
Z10 12b
Z10 1b
Z10 2b (early production)
Z10 5b
Z10 6b
Z10 7b

POWER MIRRORS

Electrochromic Mirror Wiring Diagram for BMW X3 28i 2011

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List of elements for Electrochromic Mirror Wiring Diagram for BMW X3 28i 2011:

Anti-theft alarm system
Basic variant roof functions module
Computer data lines system
Electrochromic interior rearview mirror
Fuse 5a
High beam assistant sensor & control
High variant roof functions module
Hot w/ terminal 15n relay energized
Junction box
Junction box electronics
Lin bus sig
Ter 15 sply
W/ basic variant roof functions module
W/ high variant roof functions module

Power Mirrors Wiring Diagram, with Basic Version for BMW X3 28i 2011

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List of elements for Power Mirrors Wiring Diagram, with Basic Version for BMW X3 28i 2011:

2b nca
Adjustment drive
Camera
Computer data lines system
Driver's door switch block
Driver's exterior mirror
Footwell module
Front passenger's exterior mirror
Fuse 7.5a
Heating
Hot w/ terminal 30b relay energized
Junction box
Junction box electronics
K-can bus high
K-can bus low
Lin bus sig
Navigation system
Nca
X28 1b
X5 1b
X521 1b
Z10 5b
Z10 6b

Power Mirrors Wiring Diagram, with High Version for BMW X3 28i 2011

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List of elements for Power Mirrors Wiring Diagram, with High Version for BMW X3 28i 2011:

Camera
Computer data lines system
Driver's door switch block
Driver's exterior mirror
Footwell module
Front passenger's exterior mirror
Fuse 7.5a
Hot w/ terminal 30b relay energized
Junction box
K-can bus high
K-can bus low
Lin bus sig
Navigation system
Nca
X28 1b
X5 1b
X521 1b
Z10 5b
Z10 6b

POWER SEATS

Driver"s Lumbar Wiring Diagram for BMW X3 28i 2011

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List of elements for Driver"s Lumbar Wiring Diagram for BMW X3 28i 2011:

Driver's lumbar support switch
Driver's lumbar support valve block
Driver's seat backrest width adjustment valve block
Driver's seat vacuum pump
Fuse 10a
Hot w/ terminal 30b relay energized
Junction box
Valve 1
Valve 2
Valve 3
Valve 4
X513 1b
X514 1b
Z10 10b

Front Heated Seats Wiring Diagram for BMW X3 28i 2011

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List of elements for Front Heated Seats Wiring Diagram for BMW X3 28i 2011:

Bus sig
Central gateway module
Computer data lines system
Dr seat backrest
Dr seat cushion
Driver's seat backrest heating
Driver's seat cushion heating
Driver's seat heating module
Driver's seat module
Fuse 20a
Fuse 30a
Fuse 7.5a
Gnd
Heating/air conditioning system
Hot w/ bistable relay energized
Hot w/ terminal 30b relay energized
Junction box
Junction box electronics
K lin 6
Pass seat backrest
Pass seat cushion
Passenger's seat backrest heating
Passenger's seat cushion heating
Passenger's seat heating module
Pwr sply
Rear fuse holder
Sig temp sens
Volt sply
X12 1b
X14 1b
X141b
Z10 10b
Z10 9b

Heated Steering Wheel Wiring Diagram for BMW X3 28i 2011

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List of elements for Heated Steering Wheel Wiring Diagram for BMW X3 28i 2011:

Computer data lines system
Electronic steering wheel module
Electronics junction box
Fuse 10a
Gnd
Hot w/ terminal 15n relay energized
Junction box
Nca
Sply
Steering column switch cluster
Steering wheel heater
Steering wheel heating switch

Orthopedic Seats Wiring Diagram for BMW X3 28i 2011

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List of elements for Orthopedic Seats Wiring Diagram for BMW X3 28i 2011:

Driver's lumbar support switch
Driver's lumbar support valve block
Driver's seat backrest width adjustment switch
Driver's seat backrest width adjustment valve block
Driver's seat vacuum pump
Front passenger's seat backrest width adjustment switch
Front passenger's seat backrest width adjustment valve block
Front passenger's seat vacuum pump
Fuse 10a
Hot w/ terminal 30b relay energized
Junction box
Passenger lumbar support switch
Passenger lumbar support switch block
X513 1b
X514 1b
Z10 10b
Z10 11b

Passenger Power Seat Wiring Diagram for BMW X3 28i 2011

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List of elements for Passenger Power Seat Wiring Diagram for BMW X3 28i 2011:

Fuse 30a
Hot w/ terminal 30b relay energized
Junction box
Passenger's seat backrest angle adjustment drive
Passenger's seat forward/ backward adjustment drive
Passenger's seat height adjustment drive
Passenger's seat tilt adjustment drive
Passenger's side seat adjustment switch cluster
X12 1b
Z1 7b
Z10 10b

Passenger"s Lumbar Wiring Diagram for BMW X3 28i 2011

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List of elements for Passenger"s Lumbar Wiring Diagram for BMW X3 28i 2011:

Front passenger's seat backrest width adjustment valve block
Front passenger's seat vacuum pump
Fuse 10a
Hot w/ terminal 30b relay energized
Junction box
Passenger's lumbar support switch
Passenger's lumbar support valve block
Valve 1
Valve 2
Valve 3
Valve 4
X514 1b
Z10 10b

Rear Heated Seats Wiring Diagram for BMW X3 28i 2011

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List of elements for Rear Heated Seats Wiring Diagram for BMW X3 28i 2011:

Auc sensor
Computer data lines system
Fuse 20a
Fuse 5a
Hot w/ terminal 30b relay energized
Junction box
Junction box electronics
Left rear seat heating switch
Rear driver's side seat backrest heating
Rear driver's side seat cushion heating
Rear driver's side seat heating module
Rear fuse holder
Rear passenger's side seat backrest heating
Rear passenger's side seat cushion heating
Rear passenger's side seat heating module
Right rear seat heating switch
Z10 12b
Z10 8b

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram for BMW X3 28i 2011

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List of elements for Power Top/Sunroof Wiring Diagram for BMW X3 28i 2011:

Avn slide
Avn snf sd dv
Computer data lines system
Fuse 20a
Fuse 5a
Fuse 7.5a
Gnd
Hall senr sig
High variant roof function module
Hot at all times
Hot w/ terminal 30b relay energized
Junction box
K-can bus sig
Power distribution system
Red
Senr gnd
Slide/tilt sunroof drive unit
Sunroof shade drive
Term 30
Z10 6b
Z10 8b

POWER WINDOWS

Power Windows Wiring Diagram for BMW X3 28i 2011

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List of elements for Power Windows Wiring Diagram for BMW X3 28i 2011:

Computer data lines system
Driver drive power window
Driver's door switch block
Driver's side rear power window drive
Driver's side rear power window switch
Drv actv
Electronics junction box
Footwell module
Fuse 7.5a
Hall sens sig
Hot at all times
Interior lights system
Junction box
K-can bus sig
Lin bus sig
Nca
Passenger drive power window
Passenger's door power window switch
Passenger's side rear power window drive
Passenger's side rear power window switch
X28 1b
X5 1b
X52 1b
X8 1b
X9 1b
Z10 5b
Z10 6b

RADIO

Base Radio Wiring Diagram (1 of 2) for BMW X3 28i 2011

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List of elements for Base Radio Wiring Diagram (1 of 2) for BMW X3 28i 2011:

& car information computer basic version
(or red)
(w/o optional equippment connection mobile devices) glove compartment usb connection
10b
12b
Aerial amplifier (left "c' pillar)
Aerial diversity
Aerial sig
Aerial signal
All-round vision camera
Can bus sig
Car information computer high version
Central gateway module (w/ radio bmw professional & navigation system)
Computer data lines system
Data cable
Dvd changer (left rear of cargo area)
Electrochromic interior rear view mirror
Ethernet data
Fbas sig
Fuse 15a
Fuse 5a
Gnd
Gps aerial sig
Head unit
Hot w/ terminal 30b relay energized
Interior lights system
Low freq sig
Microphone sig
Most bus sig
Most data bus circuit
Navigation system professional &
Nca
Noise suppressor filter
Professional & navigation system
Radio sig on
Rear fuse holder
Rear window aerial
Red
Roof aerial
Sdars aerial
Shield
Sig microphone
Terminal 30b
Usb data
Usb ground
Usb voltage
Vics aerial sig
Video module (left rear of cargo area)
Vision camera & w/o dvd changer
W/ all round
W/ all round vision camera & w/ dvd changer
W/ dvd changer
W/ radio bmw
W/ radio bmw business
W/o navigation system professional
W/o omnidirectional camera
X382 1b
X401 3b
Z10 11b

Base Radio Wiring Diagram (2 of 2) for BMW X3 28i 2011

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List of elements for Base Radio Wiring Diagram (2 of 2) for BMW X3 28i 2011:

(or red)
13b
14b
Aerial sig
Apix data
Aux-in connection
Can bus sig
Central information display
Computer data lines system
Connecting mobile devices
Fuse 5a
Ground
Head unit
Hot at all times
Junction box
Left front mid-range speaker
Left front woofer
Left rear mid-range speaker
Microphone
Nca
Radio bmw business
Radio bmw professional & navigation system
Red
Right front mid-range speaker
Right front woofer
Right rear mid-range speaker
Shield
Usb data
Usb gnd
Usb voltage
Voltage sply
W/ optional equipment connecting mobile devices
W/o optional equippment
X16 1b
X28 1b
X382 1b
X401 3b
X5 1b
X8 1b
X9 1b
Z10 11b

Hifi Radio Wiring Diagram (1 of 2) for BMW X3 28i 2011

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List of elements for Hifi Radio Wiring Diagram (1 of 2) for BMW X3 28i 2011:

& car information computer basic version
(or red)
(w/o optional equipment connection mobile devices) glove compartment usb connection
10b
12b
Aerial amplifier
Aerial diversity
Aerial sig
Aerial signal
All-round vision camera
Can bus sig
Car information computer high version
Central gateway module (w/ radio bmw professional & navigation system)
Computer data lines system
Data cable
Dvd changer (left rear cargo area)
Electrochromic interior rear view mirror
Ethernet data
Fbas sig
Fuse 15a
Fuse 5a
Gnd
Gps aerial sig
Head unit (right side of dash)
Hot w/ terminal 30b relay energized
Interior lights system
Low freq sig
Microphone sig
Most bus sig
Most data bus circuit
Navigation system professional &
Nca
Noise suppress0r filter
Professional & navigation system
Radio sig on
Rear fuse holder
Rear window aerial
Red
Roof aerial
Sdars aerial
Shield
Sig microphone
Terminal 30b
Usb data
Usb ground
Usb voltage
Vics aerial sig
Video module (left rear cargo area)
Vision camera & w/o dvd changer
W/ all round
W/ all round vision camera & w/ dvd changer
W/ dvd changer
W/ radio bmw
W/ radio bmw business
W/o navigation system professional
W/o omnidirectional camera
X382 1b
X401 3b
Z10 11b