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.

More information

Make

BMW 3 Series F30 320d N47N Engine Gearbox Module Wiring Loom Harness Cables Set

€56.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9229873

BMW 1 Series E81 Body Control Module ECU L2 PL2RR JBBFE III Junction Box 9229873

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9337233

BMW F32 F33 F82 F83 M4 Door Wiring Front Harness Loom Cable 9337233

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9210860

BMW X3 F25 Rear Fuse Box Power Distribution Control Unit Box 9210860

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9334789

BMW G11 G12 G30 G31 G32 Wiring Harness Cable Duct Holder Left N/S 2018 9334789

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8379766

BMW E65 E90 E91 E92 E93 Auto Boot Release Switch Tailgate 8379766

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8577764-1

BMW F10 F11 520d Diesel N47N 184HP ECU Kit DDE 8577764 + Key + CAS4 Automatic

€379.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9302458

BMW F32 Wire Harness Loom Cable Wiring Rear Adapter 9302458

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9138969

BMW E60 LCI E61 LCI Electronic Driver Circuit Centre Console 9138969

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8574372-2

BMW F30 F32 330d 430d N57N Engine Control Unit ECU Kit DDE 8574372 Automatic

€161.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9330952

BMW F12 F13 Air Control Module Control Unit ACSM4 9330952

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9351155

Control Panel BMW X3 F25 X4 F26 Radio Player High Audio Unit Module 9208591

€56.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8510281

Engine Wiring BMW F30 F31 F32 F36 330d 430d N57N Loom Harness Cable 8510281

€113.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9354071

BMW F45 F48 Door Adapter Line Wire Wiring Harness Rear Left Right N/O/S 9354071

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9382516

PDC Module BMW F15 F16 F25 Mini F55 F56 Parking Assistant Control Unit 9382516

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7528933

BMW E90 E81 E92 E94 ECU Computer Module Housing Box Trim Carrier Bracket 7528933

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9145401

BMW 5 Series E60 E60N E61 E61N LCI Airbag ECU Control Unit Module

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9262871

BMW F01 Front Door Wiring Loom Cable Harness 9262871

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9167202

BMW E60 E61 LCI E63 E64 Body Gateway Module ECU Control Unit 9167202

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9229847

BMW E70 Door Wiring Front Passenger Door Loom Cables Harness 9229847

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6967184

BMW X5 X6 Series E70 E71 Positive Battery Cable Terminal Box Base B+ 6967184

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9230944

Control Unit BMW F01 F02 F07 F10 F11 CAS4 Key Reading Module 9230944

€79.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9140942-BAR1

BMW E87 E90 E91 LCI Rear PDC Ultrasonic Parking Sensor SET X2 Barberarot - A39

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8715708

BMW F40 F44 Front Parking Sensor Wiring Loom Harness Cable 8715708

€85.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8715685

BMW F40 Mini F55 F56 Mid Range Sound Speaker Front Door Stereo 8715685

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9377155

BMW F20 F23 F34 F82 Telematics Module Bluetooth Telematik Control Unit 9377155

€142.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9218331

BMW E93 Radio Head Unit Comand CD DVD Player Changer 9218331

€617.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6906070

BMW X5 E53 Roof Antenna Amplifier Trap Circuit 6906070

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8584817

BMW G20 G21 G01 G02 Wiring Harness Engine Glow Plug Module 8584817

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6970890

BMW 7 Series E65 E66 E67 Sensor B-pillar Left Airbag N/S 6970890

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7605076

BMW F06 F10 F11 F12 F13 Wiring Harness Cable Engine Ignition Module N55 7605076

€75.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8621486

BMW F20 F21 LCI F36 F87 M2 N55 Cable Alternator Starter Base B Wiring 8621486

€37.95

Free delivery: Aug 5 – 10

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: Aug 5 – 10

If paid before 14:00

Part no. 7253188-2

BMW E92 Seat Covering Panel Sports Left Right Thigh Support Cover Black Leather

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9216337

BMW F20 F21 Amplifier Holder Audio Catch Bracket Trim Panel 9216337

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8678976

Engine Wiring Mini F56 BMW F40 Petrol B38C Valvetronic Servo Motor Harness

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9301522

BMW F01 F02 F07 F10 F11 CAS4 Control Unit Key Reading Module 9301522

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9127895

BMW E88 Convertible Antenna Aerial DAB Rear Trunk Tailgate 9127895

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 5A18364

BMW F40 Heater Air Conditioning System Control Unit Module ECU 5A18364

€42.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9218381-1

BMW F10 F20 F30 Steering Wheel Module Electronics Control Unit 9209427

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 3412244

BMW X3 E83 Wiring Harness Engine Loom Wire Gearbox Module 3412244

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9891438

BMW G20 G21 Door Interior LED Module Connector Light Rear Front 9891438

€23.95

Free delivery: Aug 5 – 10

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: Aug 5 – 10

If paid before 14:00

Part no. 9216468

BMW F10 F11 F20 F30 F31 Front Seat Heating Control Module ECU 9216468

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6932399

BMW X5 E53 Cable Loom Plug Socket Connector Wiring Harness 6932399 6932396

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8795109

BMW X3 G01 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 8795109

€85.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8617551-5

BMW F20 F21 125i N20 218HP ECU Control Unit Kit DDE 8617551 Key FEM Automatic

€474.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7605061

Alternator Generator BMW F10 F30 N20 Diesel Electrical Unit Denso 210A 7605061

€66.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8639583-1

BMW F20 F21 F30 LCI M140i 340i B58 Wiring Harness Motor Sensor Module 8639583

€180.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8573258-12

BMW F20 F30 F31 118d 318d N47N 143HP Engine Control ECU DDE 8573258 Automatic

€56.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9289679

BMW X5 F15 X6 F16 Antenna Amplifier Control Unit Module 9289679

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6938211

BMW 3 Series E90 E91 M3 Wiring Loom Front Door Right Driver's Side 6938211

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 3402862

BMW X3 E83 LCi Earth Cable Flow Electric Battery Negative

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 5A7A0C5

BMW U06 X1 U11 Fuel Injector Electrical Wiring Harness Cable B38 Petrol 5A7A0C5

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8797520

BMW F45 Door Wiring Front Passenger Door Loom Cable Wiring Harness 9389318

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9350314

BMW G30 G31 G11 G12 G32 G38 Front Power Distribution Fuse Box Left N/S 9350314

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9269941

BMW X1 E84 Front Door Cable Harness Loom Driver Side Wiring 9233551

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8606445

Wiring Harness BMW F20 F21 F30 LCI Motor Sensor System Module 1 8606445

€42.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6925642

BMW 5 6 Series E60 E61 E63 Reserve Fuse Carrier Housing 6925642

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9247130

BMW F11 Touring Antenna Aerial Diversity Amplifier Unit 868 MHZ 9247130

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9393671

BMW F12 LCI Junction Box Module Control Unit V12 9393671

€75.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 918545-102

BMW F11 Wiring Cable Loom 918545-102 767832-113

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6938226

BMW 3 Series E90 E91 Cable Wiring Loom Rear Door Left Right 61126938226 6938249

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9257152

Telematics Bluetooth BMW F10 F20 F22 F30 Combox GPS Control Unit Module 9257152

€56.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9365054

BMW F30 Wiring Harness Loom Rear Trunk Lid Boot Tailgate 9365054

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9115107-1

BMW X5 Series E70 E70N LCI Wiring Set Wash Water Container Cable Loom 9115107

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6855558

BMW F20 F21 F22 F30 F31 ECU ICM Plus Control Unit Module 6855558

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9866980

BMW F20 Body Control Unit Module REM Fuse Box 9866980

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6807487

Fuse Box BMW G20 X3 G01 Power Distribution Control Unit Module Front 6807487

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9360372

BMW X6 F16 Fuse Box Power Distribution Relay Control Unit Box Rear 9360372

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 3448250

BMW X3 E83 Front Door Window Lifter Regulator Motor Right O/S 3448250

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8375964

BMW 5 7 X5 Series E38 E39 E53 Xenon Headlight Aim Control Unit Module 8375964

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9313636

BMW F30 LCI Cable Harness Loom Front Door Wiring Left N/S 9313636

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7638477

Ignition Coil BMW E81 E87N LCI E90 E91 E92 F10 F11 Bosch 7638477

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9207515

BMW X1 E84 Battery Cable Wire Lead Positive 9207515 61129207515

€56.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8716572

BMW G20 G21 G80 G80 LCI Door Trim Panel Wiring Loom Harness Rear 8716572

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7800164

BMW F10 F11 N57 N57S Positive Battery Cable Alternator Starter Lead 7800164

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9322532

Gateway Module BMW F01 F10 F11 F12 Central Body Control 9244262

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9266328

ICM Module BMW F07 GT F01 F02 F03 F04 Air Module Control Unit ECU 9266328

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8602994

BMW 1 X1 X2 Series F39 F40 F48 Mini Cooper One F55 F56 Earth Cable Wire 8602994

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8512043

BMW 3 E90 E91 LCI 316d 318d N47N Engine Basic DDE 8512043 Control Unit Manual

€28.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8578495

Engine Wiring BMW F30 F31 330d F32 F36 430d N57N Loom Harness Cable 8578495

€66.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8506570

BMW X5 E70 X6 E71 30dX Diesel N57 245HP Engine Module ECU 8506570 Automatic

€284.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6865300

BMW F20 F22 F30 F32 F36 Air Module Control Module ICM Plus Unit 6865300

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 6826984

Air Module BMW F20 F21 F30 F31 Control Unit 6826984 0285013630

€32.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7839665

BMW E90 E92 E93 LCI M3 S65 Cable Alternator Starter Wiring 7839665

€75.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8518268

BMW E90 E91 LCI N47N 318d Diesel Engine Control Unit DDE ECU Manual 8518268

€66.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 3508099

BMW X3 SERIES E83 Wiring Loom Harness Passenger Side 3508099

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8573260-11

BMW F20 F21 116d ed Diesel N47N 116HP ECU Kit DDE 8573260 + Key + FEM Manual

€284.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9399997

BMW X5 F15 LED Light Lamp Control Module 9399997

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9120788

BMW 5 Series E60 E61 Wiring Loom Harness Passenger Side 9120785

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9280185

Air Module BMW F10 F11 F01 F02 F03 LCI Control Unit ECU 9280185

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 8509722-2

Control Unit Box BMW F20 F21 F22 F30 F31 Cover Panel Protection 8509722

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7648785

BMW i3 i01 Battery Cell Module Supervision Circuit Control Unit 7648785

€37.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7304902

BMW F11 F11N Rear Function Body Control Module ECU 7304902

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9356156

External Ignition Base BMW F20 F30 F32 F33 Power Terminal Distribution 9356156

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 35962

BMW X3 Series E53 E83 iPod Interface Retrofit Connection Module 0035962

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 7195197

BMW E88 Convertible Folding Top Roof ECU Module CVM Bracket Holder Mount 7195197

€23.95

Free delivery: Aug 5 – 10

If paid before 14:00

Part no. 9185542-1

BMW X5 E70 Radio Navigation CCC Professional CD Player Head Unit 9185542

€332.95

Free delivery: Aug 5 – 10

If paid before 14:00

...

Showing 2179-2277 of 5853 products