What is the construction and purpose of automotive electrical systems?

Automotive electrical systems are a set of components responsible for starting, charging, powering consumers, and controlling vehicle electronics. They include, among others, the battery, alternator, starter, fuses, relays, controllers, and wiring harnesses. These components are located in different parts of the car and work together through connectors and signal buses.

What are automotive electrical systems used for?

Automotive electrical systems are used to supply energy and transmit control signals to vehicle components. Thanks to them, it is possible to start the engine, charge the battery, and operate lights, windows, air conditioning, and safety systems. A fault in one circuit can affect not only comfort but also the correct operation of other modules.

What role does the wiring harness play in a car?

The wiring harness is an organized set of wires, covers, and connectors that connects individual consumers and controllers in the vehicle. It is used to transmit power, ground, and signals between modules. Its construction depends on the body version, equipment, and mounting location, so when replacing it, you must compare the wire routing, plug type, and number of pins.

How to choose an electrical part for a specific car?

The safest way is to compare the OEM number, manufacturer number, connector type, and mounting location. It is also worth considering the engine version, year of manufacture, body type, and equipment, as the same model may have different variants of the alternator, starter, or controller. In practice, verification by VIN is very helpful.

What symptoms indicate a problem with the electrical system?

Typical signals include difficulty starting, flashing warning lights, dimming lights, unstable charging, or the failure of selected consumers. In some cases, controller errors, air conditioning malfunctions, or periodic power outages also occur. Symptoms must always be linked to a specific circuit and cooperating component.

How to take care of automotive electrical systems in daily use?

The basis is regular inspection of the battery condition, terminals, ground wires, and charging. It is also good to check the tightness of housings, the condition of harness insulation, and the cleanliness of contacts exposed to moisture. A quick reaction to the first symptoms of voltage drops or electronic errors makes it easier to avoid a major failure.

Automotive electrical systems

At Global Parts, we offer a wide selection of original used car parts, including automotive electrical systems for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each of our car parts undergoes quality control to ensure you receive a top-quality product.

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BMW F20 F30 LCI B48 Engine Gearbox Module Wiring Cable Loom Harness 8636069

€85.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8574024

Engine Wiring BMW F30 F31 335dX N57Z Automatic Gearbox Cable Harness 8574024

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8373901

BMW 5 7 X5 E38 E39 E53 Steering Column Adjuster Switch Stalk 8373901

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9868383

BMW F20 F21 F30 F31 F32 Body Control Comfort Module Unit FEM ECU LR01 9868383

€66.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 5A03277

BMW F40 KaFAS Camera Module Unit 5A03277 130441

€108.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8621840

BMW 1 3 Series F20 F21 F30 LCI Starter Motor Engine 8621840

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6879833

Air Module BMW F20 F21 F22 F30 F31 ECU ICM Control Unit ECU 6879833

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 2992478-3

Plug Socket BMW X1 E84 Rear Light In The Side Panel Right O/S Wiring 6984754

€80.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7835548

BMW 5 6 Series E60 E61 LCI E63 E64 M5 M6 Earth Cable Starter Battery 7835548

€26.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6958358

BMW 5 X5 Series E39 E53 Hands-free Electronics Charging Module MULF 6958358

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7259877

Third Stoplamp Cover BMW F30 F80 M3 Rear Stop Lamp Brake Trim 7259877

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9205962-1

BMW 3 Series E90 Radio Professional CD Audio Player Control Unit 9205962

€108.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6799083

Control Unit BMW F10 F11 X3 F25 Parking Brake Handbrake Module EMF 6799083

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6856283

BMW F30 F31 Lane Change Wiring Sensor Module Master Right O/S HC-2 6856283

€104.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6927000

BMW E63 E64 Amplifier Holder Catch Bracket Video Module 6927000

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6922854

BMW X3 X5 Series E53 E83 Cruise Control Air Flow Switch Steering Wheel 6922854

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9259800

BMW F10 F12 F13 F20 F30 F06 Mini F55 F56 F57 DVD CD Changer Control Unit 9259800

€66.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7565300-2

BMW Z4 E85 2.0i N46 150HP ECU Control Unit Module Kit DME 7565300 EWS Key Manual

€170.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7951069

KaFAS Camera BMW F45 Front Camera Control Unit Module 9384688

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9282286

BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 MID 9282286

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6878198

BMW F20 F21 F25 F30 F31 ECU Air Module Crash Control Unit ICM 6878198

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7191718

BMW Z4 Series E89 Roadster Cabrio Horn High Tone 7191718

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6992415

BMW 7 F02 ECU Body Control Module Junction Box JBBFEIIIR LP 6992415

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9259354

BMW F10 F20 F30 Camera Module Reversing Rear View Camera Control 9259354

€94.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9322122-1

Display Screen BMW F20 F21 F22 Central Information Sat Nav Monitor 6,5" 9322122

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7641652-1

Engine Wiring BMW F10 F31 F32 N20 Engine Sensor Module 1 Harness 7641652

€47.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6855990

BMW X3 F25 ICM Control Unit Air Module SRS ECU 6855990

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7209145

BMW E64 E64N Cabrio Convertible Folding Top Roof ECU Module 6969008

€75.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8593105

BMW G30 G11 G14 Diesel B57 Wiring Glow Plugs Module Wiring Harness 8593105

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6964140

BMW 7 Series E65 E66 Control Unit Door Rear Passenger Side 6933264

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9145400

BMW E60 E61 E63 E85 Air Module Control Unit Module ECU ACSM 9145400

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6928975

Door Wiring Loom BMW E63 E64 Harness Passengers Side 6928975

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9217004

Battery Cable Plus BMW X5 E70 E70N LCI X6 E71 Positive Pole 9217004

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6920461

BMW E60 E61 E63 E65 Amplifier Stereo HiFi Harman/Becker 6920461

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9290990

Head Unit BMW F20 F21 F30 Radio Professional CD Player Controller Module 9290990

€275.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9368387

BMW F07 F10 F11 X6 F16 Rear Cabin Entertainment Audio CD DVD Player 9368387

€222.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9243559

BMW X6 Series E71 Cable Loom Door Rear Left Right N/O/S Wiring Harness 9243557

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9289637

BMW F10 Rear Window Parcel Shelf Loudspeaker Speaker Left Right N/O/S 9289637

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6964142

BMW 7 Series E65 E66 E67 Control Unit Door Rear Driver-Side 6933266

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7797521-1

BMW E60 E61 E63 E65 E83 Alternator Generator Lucas 170A LRA02319

€104.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8510829

BMW E90 E91 LCI N47N 320ed 320d ed 163HP ECU Engine Control DDE 8510829 Manual

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 2354701-1

BMW 1 3 5 7 X5 E60 E65 E70 E81 E87 E90 F10 Starter Motor 2354701

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6940624

BMW E81 E87 E90 E91 E92 Ultrasonic-sensor PDC Arktis Metallic A34 6940624

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8507906

BMW 1 3 F20 F21 F30 Engine Gearbox Wiring Harness Glow Plug Module 8507906

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9203081

BMW E63 Light Control Unit Module LCM LM II E6X LWR 9203081

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7638005

BMW F20 F30 F32 Earth Ground Cable Negative Battery Lead Wiring 7638005

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9259823

BMW E92 Front Door Wiring Loom Cable Harness Passenger Side 9259823

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9339823

BMW X3 G01 G11 G12 G30 G31 Battery Positive Terminal Pint Jump Start 9339823

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9321016-1

BMW F10 F11 LCI On-Board Screen Central Information Display 10,25" 9321016

€161.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9306220

Telematics Module BMW F10 F20 F30 F31 Bluetooth Teleservices GPS 9306220

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6960308

BMW 1 Series E88 Convertible Rear Bumper FM Radio Aerial Antenna 6960308

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8680374

BMW F45 Alternator Generator 8680374

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8515494

BMW 5 Series F10 F11 530d N57N Cable Alternator Starter Base B+ 8515494

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7550975-1

Starter BMW E81 E82 E87N E88 E90 E91 E92 N43 Starter Motor 7550975

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8507398

Glow Bracket BMW E60 E87 LCI E90 E91 E92 F10 F11 N47 Diesel Relay Plug 8507398

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7426094

BMW F83 M4 S55 Petrol Engine Fuel Pump Control Module Unit ECU 7426094

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9266838

BMW X3 F15 Can Bus Interface 120Ohm Control Module Unit ECU 9266838

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9365054

BMW F30 Wiring Harness Loom Rear Trunk Lid Boot Tailgate 9365054

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8654632

BMW F40 F44 F45 Mini Cooper F55 F56 Engine Starter Motor Positive Battery Cable

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9124583-KAS

BMW E87 E90 Front Rear PDC Ultrasonic Parking Sensor Kaschmir Silver A72 9124583

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9280186

BMW F10 F11 F01 F02 F03 LCI Air Module Control Module ECU Unit 9280186

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9251701

BMW F20 F21 F30 F32 CIC Display Screen Connecting Cable Wiring Loom Lead 9251701

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9127088

BMW E81 E90 DC/DC Torque Converter Module Wandler 9253208 9127088

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6857314

Crash Module BMW F01 F02 LCI F10 F11 F13 ICM Control Unit ECU

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9148264

Seat Module BMW E87 E90 E91 E92 Control Unit ECU 9148264

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9316569

BMW X5 F15 Fuse Box Rear Relay Module Control Unit 9316569

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9243637

BMW X3 F25 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9243637

€66.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9384687

BMW F46 KaFAS Camera Front Windscreen Parking Camera Module Unit 9384687

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6951674

BMW E81 E87 E90 PDC Parking Sensor Ultrasonic Sparkling Graphite A22

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6997612

BMW F20 F21 Air Conditioning A/C Climate Control Unit Module ECU 6997612

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6953467

BMW 1 3 Series E88 E93 Convertible Tel Phone Antenna Aerial 6953467

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9207075

BMW X3 X5 Series E83 E53 Telematics Control Unit Module 9207075

€80.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6949450

BMW 5 Series E60 E61 Centre Console DSC PDC Switch Center Cluster 6949450

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9365780

BMW X5 F15 Wiring Front Right O/S Door Harness Loom 9365780

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9170732

BMW X5 E70 CCC Navigation System CD Player Sat Nav Head Unit 9170732

€360.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9116255

BMW E60 E61 Touring Light Module Control Unit ECU LM MAN.LWR 9116255

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6886187

Airbag Module BMW F20 F21 F30 F31 F32 ECU ICM Plus Control Unit Air Bag 6886187

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6963014

BMW E60 E61 E63 Passenger Side Door Air Module Control Unit ECU 6963014

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7361970

BMW F10 F10 LCI Trunk Function Module Tailgate Boot Control Unit ECU 7361970

€51.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9186655

BMW 3 Series E92 Front Right O/S Driver Side Door Wire Wiring Loom 9186655

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9243645

Battery Cable BMW X3 F25 Wire Lead Positive Alternator Starter B+ 9243645

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6911922

BMW Z4 E85 E86 Interior Fuse Power Distribution Box 6911922 8384629

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8589145

BMW F20 F21 F30 LCI 118d 318d B47 DDE Engine Control Unit ECU 8589145 Automatic

€189.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9315682

Body Control Module BMW F20 F21 F30 F31 F32 Comfort Unit FEM ECU LR01 9315682

€104.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9141446

BMW E93 Cabrio Convertible Hydraulic Pump Power Supply Cable 9141446

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6947817

BMW E65 E66 IDrive Control Unit Front Centre Console Module ECU 6947817

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9298961

BMW F20 F21 F30 F31 F32 Body Control Unit Module REM 9298961

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7516404

BMW E60 Cable Starter Generator Alternator B+ Base Wire Harness 7516404

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6858547

BMW X3 F25 ICM Control Unit Air Module SRS ECU 6858547

€47.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9262752-2

Display Screen BMW F20 F21 F22 Central Information Display Screen 6,5" 9262752

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8580165

Mini F54 F55 F56 F57 F60 B47 Wiring Harness Engine Glow Plug Module 8580165

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8614276

BMW F20 F21 F30 LCI M140i 340i Alternator Generator 180A BOSCH 8614276

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9113355

BMW E87N E90 E91 Mini Cooper R56 DC/DC Torque Converter Wandler 9113355

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7810863

Battery Cable BMW X3 F25 Wire Lead Positive Alternator Starter B+ 7810863

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8621190

BMW F20 F22 F30 LCI Electric Line Cable Power Distribution Module 8621190

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9188377

BMW F01 KaFAS Camera Front Windscreen Lane Departure Camera Module 9188377

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6974631

BMW Z4 Z3 Series E36 E85 Module Radar Burglar Alarm Sensor

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6958447

BMW 7 Series E65 Control Unit Door Rear Passenger Side Hinten Low BFT 6958447

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6837092

BMW G30 G12 Fuse Relay Box Rear Trunk Power Distribution B + Box Basis 6837092

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

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