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

Find it faster

Match to your vehicle

Make

BMW F20 F21 F22 F30 N47N Diesel Engine Starter Motor 8571905

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9134661

BMW E87 E90 E91 E92 Seat Control Unit Module ECU 9134661

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6989082-TS

BMW X3 E60 E83 Front PDC Parking Distance Sensor Titansilber Silver 6989082

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6983302

BMW E90 ECU Body Control Module H1 61356983302 6983302

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9249083

BMW E91 LCI Footwell Light Control Module LCM LED Basis 9249083

€56.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7550468

BMW E81 E87 LCI E90 E91 E92 E93 Petrol N43 Alternator 170A 7550468

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6887752

ICM Air Module BMW F20 F21 F22 F30 F31 Control Unit ECU 6887752

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6766003

BMW X3 E83 Z4 E85 E86 Fuel Pump Module Control Unit 6766003

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9239985

BMW F10 F11 Control Unit ECU Module Airbag Safety Unit 9239985

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9177985

BMW E88 ECU Body Control Module H3 Junction Box 9177985

€28.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9311850

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

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9319081

BMW F20 F21 F22 F30 F31 F32 Radio Remote Control Receiver 434 MHZ

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9270050

PDC Parking Sensor BMW F01 F10 F11 Front Rear Bumper Sophisto Grey 9270050

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9257150

BMW F01 F02 F03 F10 F11 F20 F21 F30 F31 Bluetooth Module Combox Media 9257150

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9184432-1

BMW E81 E87 E90 E91 Control Unit Air Module ECU 9184432

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9205895

BMW E60 E87 E90 Telematics Bluetooth Control Unit Module 9205895

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6863433

BMW F20 F21 F22 F30 F31 ECU ICM Plus Control Unit Module 6863433

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6882971

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

€28.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9217017

BMW E81 E87 E87N Battery Cable Plus Pole Positive 9217017

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 1388911-1

BMW E36 E38 E85 Mini R52 R57 2x Change-Over Contact Relay Violet Set 1388911

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9371130

BMW F30 Seat Control Unit Seat Module Unit Controller ECU 9371130

€47.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9240530

BMW E90 LCI Footwell Light Control Module LCM LED Basis 9240530

€113.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6775949

BMW E90 E91 E92 Longitudinal Dynamic Module Cruise Control 6775949

€161.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6758750

BMW E60 E61 E63 E64 DSC Hydro Braking Pump Unit Speed Sensor

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9355549

BMW F20 F22 F21 F30 F32 LCI ECU USB Hub Module 9355549

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9148265

BMW E70 E87 E90 E91 E92 Seat Control Unit Module ECU 9148265

€32.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6950131

BMW X3 E83 Z4 E85 Front Rear Door Mid-range Audio Loudspeaker 6950131

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9214812

BMW E88 E93 LCI Air Module Control Unit ECU 9214812

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9168335

BMW X1 E84 Antenna Amplifier Diversity 868 MHZ 9168335

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9198302

BMW F10 F11 F20 F21 F30 F31 130A Electric Fan Motor Relay 9198302

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9279824

Body Control BMW F20 F21 F30 F31 F32 Unit Module REM 9279824

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9166782

BMW X5 X6 Series E70 E71 Board Monitor Sat Nav System Screen 8,8" 9166782

€32.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6763735

BMW X5 E60 E81 E87 E90 E91 E92 Xenon Headlight Level Sensor

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7661503

Battery Cable Relay BMW E60 E64 E82 E90 Electrical Unit 7661503

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7180427

Fuel Pump Module BMW E60 E81 E87 E90 E91 LCI Control Unit ECU 7180427

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7521123

BMW E60 E65 X5 E70 E81 E87 E90 F20 X3 F25 F30 Starter Motor 7521123

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6858698

BMW F20 F21 F22 F30 F31 ECU ICM Plus Control Unit Module 6858698

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7316147

BMW F30 F31 F34 Headlight Module Xenon Headlamp Control Unit Lear TMS 7316147

€42.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9122500

BMW E81 E87 E90 E91 Control Unit Air Module ECU No Crash Data 9122500

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9138830

BMW E60 E61 E63 E64 LCi Fuse Box Power Distribution Rear 9138830

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9261606

BMW 1 2 F20 F21 F22 Rear Bumper PDC Ultrasonic Sensor Mineralweiss White A96

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9210147

BMW F20 F30 Central Bass Speaker Stereo Subwoofer Left N/S 9210147

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6950181

BMW E93 Aerial Antenna Amplifier Diversity Control Module 6950181 9187798

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9196938

BMW E93 Seat Control Module Unit ECU 9148266

€32.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7169960

BMW E60 E63 E87 E90 Control Unit Sensor Fuel Pump ECU 7169960

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7388490

BMW F31 Body Control Unit Module HKFM 7388490 0066245503 F005V01610

€32.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9110258

BMW E81 E87 E90 E91 Control Unit Air Module ECU 9110258

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6956746

BMW E81 E87 E90 LCI PDC Parking Ultrasonic Sensor Monaco Blue A35 6956746

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6925330

Central Bass Speaker BMW E81 E87 E90 E91 E92 Stereo Audio Right O/S 6925330

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9365764

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

€123.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9251702

BMW 1 2 3 Series F20 F21 F22 F30 F31 F32 Connecting Wire Sat Nav Champ/Mask-CID

€32.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9324784

BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9324784

€66.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6856980

BMW F01 F10 F11 F30 F31 AHK Towing Hitch Tow Bar Control Module Unit ECU 6856980

€108.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9173686

BMW X3 Z4 E83 E85 E86 Radio Business CD Player 9173686

€189.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9261591

BMW F20 F21 F30 PDC Ultrasonic Parking Sensor PDC Front Imperial Blau Blue

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9114342

Distance Control Sensor BMWE81 E87 E90 PDC Parking Sensor Montego Blue 9114342

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6962678

BMW E81 E87 E91 Switch Cluster Steering Column Wiper Stalk 6962678

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7490465

BMW F10 F20 F30 F31 Mini F55 F56 Seat Heating Module Control Unit ECU 7490465

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7595179

BMW E81 E87 LCI E90 E91 Petrol N43 Engine Control Unit ECU DME 7595179 Manual

€85.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9276099

BMW F01 F10 Diversity Aerial Antenna Amplifier Module DAB 9276099

€35.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9177978

BMW E92 ECU Body Control Module Junction Box L1 PL2 JBBFE 9177978

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9196669

CD Changer 6 Disc BMW E81 E87 E90 E91 E92 Without Magazine 9196669

€32.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6901469-1

2X Relay BMW E60 E87 E90 F10 F30 4 Pin Tyco Set Black 6901469

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9276064

BMW X3 F25 Antenna Aerial Diversity Amplifier Unit 868 MHZ 9276064

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7592508

BMW X5 E70 E90 LCI F20 Engine Wiring N55 Valvetronic Servomotor Cable 7592508

€32.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9350995

BMW F10 F20 F30 Reversing Camera Rear View Control Unit 9350995

€75.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7796892

BMW E60 E61 X3 E83 X5 E70 X6 E71 Starter Motor Diesel 7796892

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 3453791

BMW X3 E83 LCI Crash System Control Unit Module ECU 3453791

€47.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7614083

BMW F20 F21 F22 F30 F31 F32 LCI Earth Ground Cable Battery Wiring 7614083

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6862756

BMW F20 F21 F22 F30 F31 ECU ICM Plus Control Unit Module 6862756

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7316535-3

BMW F06 F13 Sliding Sunroof Drive Motor Unit Webasto 7316535

€47.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9389657

BMW F20 F21 F30 F31 Bluetooth Teleservices GPS Telematics Module 9389657

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6865298

BMW F20 F21 F30 F31 ECU ICM Plus Air Unit Control Module 6865298

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7605060

BMW F20 F21 F30 LCI DENSO 170A Alternator Generator 7605060

€42.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7640508-2

BMW 1 3 4 Series F20 F21 F30 F31 F32 F33 Cooling Fan Control Unit Radiator

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6843898

BMW F20 F21 F22 F30 F31 F32 Body Control Module Unit FEM ECU LR01 6843898

€66.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9338800

iDrive Control Unit BMW F10 F20 F30 Touch Controller Module ECU 9338800

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7800167

BMW E70 LCI E90 E91 LCI F10 F11 N57 Lead Preheater Wiring System Diesel 7800167

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9258170

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

€142.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7258278

Headlight Module BMW F07 F10 LEAR TMS Headlamp Control Unit Module 7258278

€61.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7412610

BMW F15 F16 F31 F36 Module Control Unit Trunk Lid Rear Tailgate Lift 7384722

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9866982

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

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 8515900

BMW X5 E70 LCI X6 E71 F01 F02 Starter Motor N57 Engine 8515900

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9343259

B+ Distribution Box BMW X3 F25 Battery Power Red Rear Control Unit 9206140

€37.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6799677

BMW F11 Touring Rear Axle Air Suspension Control Unit ECU Module 6799677

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9229875

BMW 3 Series E90 LCI Body Control Module H1 PL2RR JBBFE IIIR 61359229875 9229875

€75.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 8588448

BMW 1 3 Series F20 F21 F30 LCI Wiring Harness Engine Glow Plug Module 8588448

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9207913

BMW F20 F21 F22 F30 F31 F32 F33 F36 G30 Fan Motor Relay 9207913

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 1388911

BMW E36 E38 E21 E85 R52 R57 Change-Over Contact Relay Violet 1388911

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9274570

BMW F20 Head Unit Navigation GPS Sat Nav Infotainment DAB High F10 F30 9274570

€113.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7798012

BMW 1 3 5 Series E60 E87 LCI E90 E91 N47 Preheater System Starter Cable Lead

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6906618

BMW E60 E61 E63 E64 M5 M6 Power Distribution Fuse Box Rear 6906618

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 8583657-1

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

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 8574102

BMW F20 F21 F30 F31 F32 Starter Motor Engine Actuator N47N Diesel 8574102

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9119357

BMW 1 3 5 E60 E81 E87 E90 E91 Mini R55 R56 DAB Radio Tuner Module 9119357

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 7811163

BMW 1 3 5 Series F10 F20 E90 LCI Wiring Harness Engine Glow Plug Module 7811163

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 8509722-1

Control Unit Box BMW F20 F21 F22 F30 F31 Engine Ecu Cover 8509722

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 9176069

BMW E60 E63 E64 KBM Basis Body Control Module ECU Control Unit 9176069

€23.95

Free delivery: Sep 15 – 16

If paid before 14:00

Part no. 6807633

Control Unit BMW F01 F07 F10 F11 F25 Air Module ECU Unit Continental 6807633

€42.95

Free delivery: Sep 15 – 16

If paid before 14:00

...

Showing 100-198 of 6573 products