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 X5 E70 Footwell Light Module Control Unit ECU FRM II NSW Lear 9153802

£127.95

Free delivery: Jul 15 – 22

If paid before 14:00

Part no. 9258170

BMW 1 3 E81 E87 E90 E91 E92 LCI Radio CD Professional Control Unit 9258170

£113.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6957348

BMW 6 Series E63 E64 F06 F12 F13 Aerial Antenna Amplifier Module Right O/S

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9173686

BMW X3 Z4 E83 E85 E86 Radio Business CD Player 9173686

£70.95

Free delivery: Jul 14

If paid before 14:00

Part no. 8583657-1

BMW F20 E90 LCI Mini R56 LCI Glow Plug Wiring Wiring Harness Engine Module

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9293279

BMW F20 F21 F30 F31 F34 GT Rain Sensor Front Windscreen Light Unit 9293279

£18.95

Free delivery: Jul 14

If paid before 14:00

Part no. 2240943

BMW 5 Series E60 E61 LCI MINI R52 Rear Bumper PDC Ultrasonic Sensor Hot Orange

£23.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6855995

Control Unit Module BMW F20 F21 F22 F30 F31 ECU ICM Plus 6855995

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6955004

BMW 1 Series E87 ECU Body Control Module PL2 JBBFE 61356955004 6955004

£18.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9203081

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

£47.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6826983

BMW F20 F21 F30 F31 Air Module Control Unit ECU Controller 6826983 0 285 013 626

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6940624

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

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9262753

BMW F30 F31 F80 M3 Dashboard Central Information Display Screen 6,5" 9262753

£28.95

Free delivery: Jul 14

If paid before 14:00

Part no. 7316536

BMW G30 G11 G12 Sunroof Sliding Roof Drive Unit Motor Actuator

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9197161

BMW 1 Series E82 ECU Footwell Light Module Control Unit PL2 FRMFA 9197161

£37.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6909776

BMW X5 Series E53 Control Element Light Switch 6909776

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9115449

BMW X5 X6 E70 E71 Power Junction Box Positive Battery Cable Plus Pole 9115449

£28.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9314237

BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9314237

£47.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6977398

BMW 5 6 Series E60 E61 E63 R55 R56 Sensor B-pillar Airbag 65776977398 6977398

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9144776

BMW E81 E82 E87 E88 E90 E91 E92 E93 Radio Professional CD 9144776

£70.95

Free delivery: Jul 14

If paid before 14:00

Part no. 411033

iPod Most Interface BMW E60 E65 E81 E87 E90 Module Alpine 0411033

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 7599881-2

BMW E87 LCI E90 118i 318i N43 143HP ECU KIT DME 7599881 CAS3 + Key Automatic

£189.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9281688

BMW F30 F31 F32 F33 Central Information Display Screen 8,8" Professional 9281688

£189.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6923215

BMW E46 Inclination Indicator Alarm Tilt Sensor Module 6923215

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6956744

BMW 1 3 Series E81 E82 E87 E88 E90 E91 Ultrasonic Sensor PDC Sydney Blue 6956744

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 8379766

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

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6882971

BMW F20 F21 F30 F31 ECU ICM Plus Control Unit Module Air 6882971

£23.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9235506

Bracket Harman Kardon BMW F30 F31 Amplifier Holder Mount Unit Module 9235506

£28.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9116255

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

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9177987

BMW E91 ECU Body Control Module H4 Electronic Box 61359177987 9177987

£23.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9329703

BMW F20 F21 F30 F31 F32 Rear Body Control Unit Module REM 9329703

£18.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6982652

BMW 1 Series E82 E88 Positive Battery Lead Cable Wire 61126982652 6982652

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9298958

Rear Electronic Module BMW F20 REM Fuse Box Control Unit V1 9298958

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 8572918

BMW 1 Series F20 F21 LCI 116d 116ed B37 Diesel Engine Starter Motor 8572918

£37.95

Free delivery: Jul 14

If paid before 14:00

Part no. rhd-9154971

BMW Z4 Series E89 Roadster Cabrio Power Distribution Fuse Box Front 9154971

£56.95

Free delivery: Jul 14

If paid before 14:00

Part no. F20 F30 PLUG SOCKET LOOM PDC

PDC Plug BMW F20 F22 F30 F32 Loom Socket Parking Sensor Wiring Harness

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6928944

BMW X3 Series E83 Battery Positive Cable Fuse Box 61136928944 6928944

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 8507893

BMW 1 2 3 Series F20 F21 F22 F30 F31 N47N Wiring Loom Harness Engine 8507893

£37.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9200503

BMW E60 LCI F01 F07 F10 ECU USB Hub Control Unit Module 9200503

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6912817

BMW E46 Z4 E85 E86 Antenna Amplifier Diversity 6912817

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. rhd-9313903-1

BMW 1 Series F20 F21 Rear Bumper PDC Wiring Loom Harness Cables 62395011

£47.95

Free delivery: Jul 14

If paid before 14:00

Part no. 7601799

Earth Ground Cable BMW X3 F25 Battery Cable Engine Wiring 7601799

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9187933

BMW 1 3 Series E88 E93 Mini Cabrio R57 Rollover Control Module Unit 9187933

£94.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6781406-1

BMW 3 5 6 Series E60 M5 E64 M6 E90 E93 M3 Accelerating Sensor

£24.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9142218

BMW X3 E83 LCI PDC Parking Ultrasonic Sensor Silver Grey 9142218 9139866

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9177773

BMW F01 F07 F10 F11 Battery Power B+ Distribution Box Rear 9177773

£18.95

Free delivery: Jul 14

If paid before 14:00

Part no. 8616568

BMW F20 F21 F30 F31 Petrol N20 Electrical Fuse Box Cover Lid Panel 8616568

£18.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9866982

BMW F20 F22 F30 F32 REM Rear Electronic Module Fuse Box Control Unit V5 9866982

£18.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9248179

BMW E81 E87 E90 E91 LCI Combox Telematics Module 9248179

£56.95

Free delivery: Jul 14

If paid before 14:00

Part no. 8610006-1

Mini Cooper S R56 LCI N18 1.6 184HP Engine ECU Kit DME 8610006 CAS3 Key Manual

£408.95

Free delivery: Jul 14

If paid before 14:00

Part no. RHD-7549246

BMW 1 3 Series E87 E90 116i 316i Engine Wiring Loom Harness 7545163 7549246

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 8510591-3

BMW E81 E87 E90 LCI 120d 320d N47 ECU Kit DDE 8510591 CAS3 + Key Automatic

£199.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9383695

BMW F10 Footwell Light Module Control Unit ECU FRM III TEMIC 9383695

£47.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9215184

BMW E60 E87 E90 E91 Hands Free Electronics Charging Module MULF2 9215184

£47.95

Free delivery: Jul 14

If paid before 14:00

Part no. 8600358

BMW F20 F30 LCI MINI F55 F56 Integrated Relay Supply Module 8600358

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9226331

BMW E87 LCI ECU Body Control Module Unit H2 9226331

£18.95

Free delivery: Jul 14

If paid before 14:00

Part no. 7809955

BMW E60 E90 E91 E92 LCI 335D 535d M57N2 Engine Control Unit ECU DDE 7809955

£279.95

Free delivery: Jul 15 – 22

If paid before 14:00

Part no. 9159041

BMW E90 E91 E92 Professional CCC Navigation System Controller 9159041

£189.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9227752

BMW F20 F21 F22 F23 F30 F80 M3 F82 F36 Distributor B Multifuse 9227752

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9258350

Air Module BMW F20 F21 F22 F30 F31 F32 Control Unit ECU 9258350

£18.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9346799

BMW F01 F02 LCI F10 Diversity Aerial Antenna Amplifier DAB 9346799

£23.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9311850

BMW 1 3 Series F20 F21 F30 F31 Control Unit Air Conditioning A/C Module 9311850

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9241694

Wiring Harness BMW F10 F11 Front Bumper PDC Wiring Loom Cable 9241694

£32.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9302256

BMW F10 F20 F30 Reversing Camera ECU Control Unit Module 9302256

£66.95

Free delivery: Jul 14

If paid before 14:00

Part no. 7801158

BMW 3 5 X5 Series E60 N E70 E90 F30 Exhaust Lambda Probe Oxygen Sensor 7801158

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 7624412

BMW 1 3 Series F20 F21 F30 Cable Alternator Starter Base B Wire 7624412

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9251984

BMW F10 F11 F20 F21 F30 Control Unit Module Voltage Transformer VSU180 9233143

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9189200

BMW 1 3 Series E81 E87 E90 E91 E92 Radio Professional CD Audio Player 9189200

£142.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9130047

BMW E92 F32 E61 LCPA Seat Belt Module ECU

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9263800-1

BMW E91 LCI ECU Footwell Light Module FRM3R Lear Led Basis 9263800

£108.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6946400

BMW E60 E61 Air Module ECU Control Unit Centre Sensor 6946400 6963024 6952993

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6945075

BMW 3 Series E91 E91N LCI Bracket Holder CD Changer Radio Player 6945075

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9138444

BMW E87 E90 E91 Professional CCC Navigation System Controller

£332.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9365764

Head Unit BMW F10 F20 F22 F30 Navigation Sat Nav High Control Module 9365764

£104.95

Free delivery: Jul 15 – 22

If paid before 14:00

Part no. 6938221

BMW 3 Series E90 E91 Wiring Loom Front Door Left Passenger Side 6938221

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9113064

BMW 5 Series E60 E61 LCI Centre Console Switch Cluster Control Unit ECU 9113064

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 7160897

BMW X5 E53 E60 E61 E65 E81 E87 E90 E91 Turn Indicator Silver Bulb 7160897

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 8636064

Wiring Cable BMW F20 F30 LCI B48 Engine Injector Ignition Loom 8636064

£66.95

Free delivery: Jul 14

If paid before 14:00

Part no. 7457871

BMW 1 3 Series F20 F21 F30 LCI Headlight Control Unit Module FLE2 7457871

£75.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6985500

PDC Module BMW X5 E53 X3 E83 Parking Control Unit 6985500

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 8734748

Telematics Control Unit BMW F20 F31 LCI F32 Module ATM ECE 4G WLAN 8734748

£61.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9138430

BMW X3 Z4 E83 E85 E86 Radio Business CD Player 9138430

£85.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6929347-1

BMW 1 3 SERIES E82 E90 E92 Roof Antenna Aerial Shark Fin GPS Radio TeL 1682646

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. rhd-3451585

BMW X3 E83 Instrument Cluster Speedo Clocks Automatic 3451585

£18.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9261599

BMW F20 F21 F22 Rear Bumper PDC Ultrasonic Sensor Estoril Blue 2

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 8512499

Engine Control Unit BMW E81 E87 E90 E91 LCI N47 Diesel ECU DDE 8512499

£37.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9134661

BMW E87 E90 E91 E92 Seat Control Unit Module ECU 9134661

£18.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9267514

BMW F10 F11 F12 Central Gateway Module ECU Control Unit Lear ZGW-02 High 9267514

£37.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9215954-1

BMW X5 E70 X6 E71 Negative Battery Terminal Cable 9215954 61129215954

£32.95

Free delivery: Jul 14

If paid before 14:00

Part no. 7579142-13

BMW 1 3 Series E87 LCI E90 120i 320i Petrol ECU Kit N43 DME 7579142 CAS3 Key

£142.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9362848

BMW 1 3 Series F20 F21 F30 F31 Bluetooth Teleservices GPS Telematics Module

£23.95

Free delivery: Jul 14

If paid before 14:00

Part no. 7620624

Mini Cooper S R55 R56 LCI N18 Wiring Loom Harness Engine Gearbox

£94.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9149843

BMW E81 E87 LCI E90 Hands-Free Bluetooth Module High MULF2 9149843

£47.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6860387

Air Suspension Module BMW X5 F15 F85 X6 F16 F86 Regulation Control Unit 6860387

£18.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9134667

BMW X5 E70 E87 E90 E91 E92 Seat Control Unit Module ECU 9134667

£37.95

Free delivery: Jul 14

If paid before 14:00

Part no. 6927572

BMW X3 E83 Z4 E85 Wiring Seat Occupancy Cable 6927572

£13.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9251748

BMW E81 E87 E90 E91 E92 LCI Combox Telematics Module Navigation 9251748

£113.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9112463

BMW Z4 E46 E89 Mini R50 R52 Parking Control Module Unit PDC 9112463

£18.95

Free delivery: Jul 14

If paid before 14:00

Part no. 9247467

BMW E82 ECU Body Control Module Unit PL2RR JBBFE L1 61359247467 9247467

£13.95

Free delivery: Jul 14

If paid before 14:00

...

Showing 397-495 of 9140 products