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 E87 E90 LCI N47 118d 318d Diesel ECU Kit DDE 8512499 CAS3 + Keys Manual

Product currently unavailable

Part no. 7603779

Alternator BMW F10 F13 F07GT F02 Petrol N63 Alternator valeo 230A 7603779

Product currently unavailable

Part no. 7837455

BMW E87 Front Bumper PDC Wiring Loom Cable Harness Parking Sensors 7837455

Product currently unavailable

Part no. 9461797

BMW F90 M5 G01 G11 G30 KaFAS Camera Speed Control ECU Module Unit 9461797

Product currently unavailable

Part no. 9266410

BMW X3 F25 X4 F26 Central Gateway Module Control Unit Lear ZGW-02 9266410

Product currently unavailable

Part no. 6874337

BMW F10 F20 F30 VDC Rear M Sport Suspension Control Unit Module 6874337

Product currently unavailable

Part no. 7811111-2

BMW X3 E83 LCI 2.0d N47 Engine ECU Module Kit DDE 7811111 + EWS + Key

Product currently unavailable

Part no. 8589145-20

BMW F31 LCI Engine Control Unit ECU 163HP B47 B47D20A Manual Diesel 8589145

Product currently unavailable

Part no. 6972577

BMW 5 E60 E61 Wiring Loom Harness Co-Drivers Passengers Side 6982360

Product currently unavailable

Part no. 9118032

BMW Z4 E89 Roadster HiFi Speaker Sound System Amplifier AMP Unit 9118032

Product currently unavailable

Part no. 9257200

BMW X5 E70 CD Player Head Unit CIC DAB Professional Navigation Sat Nav 9257200

Product currently unavailable

Part no. 6970895

BMW E65 E66 Sensor B-pillar Right O/S Air Module Crash Sensor 6970895

Product currently unavailable

Part no. 8573258-2

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

Product currently unavailable

Part no. 8512043-3

BMW E90 E91 LCI 318d N47N 143HP Engine ECU Kit DDE 8512043 CAS3 Key Automatic

Product currently unavailable

Part no. 6802945

BMW G11 G12 G30 Junction Point Power Distribution Unit B+ Rear B48B20A 6802945

Product currently unavailable

Part no. 8577764-4

BMW F10 F11 F20 F30 520d N47N 184HP Engine Control ECU DDE 8577764 Automatic

Product currently unavailable

Part no. 8674691

BMW 3 F30 LCI 330e Hybrid KLE Convenience Charging Control Unit ECU 8674691

Product currently unavailable

Part no. 9137056-1

BMW 5 7 Series 1 E60 E65 Sunroof Sliding Roof Drive Unit Motor Actuator

Product currently unavailable

Part no. 6927274

BMW E60 E61 E65 E66 Seat Module Control Unit ECU Front Left Right N/O/S 6927274

Product currently unavailable

Part no. 9894912-4

BMW F30 LCI 320i B48 Engine Control Unit DME ECU Kit FEM + Key 9894912 Automatic

Product currently unavailable

Part no. 6904905-2

BMW E65 E66 Battery Cable Positive Plus Pole 6904905

Product currently unavailable

Part no. 6828076-1

BMW X3 G01 Fuse Relay Box Control Unit ECU 6828076 8795477

Product currently unavailable

Part no. 9110894

BMW E81 E87 E91 Steering Switch Cluster Cruise Control Stalk 9110894

Product currently unavailable

Part no. 9114135

BMW X5 X6 Series E70 E71 Power Distribution Fuse Box 9114135

Product currently unavailable

Part no. 9114447

BCM Module BMW E60 E63 E64 Body Control Module 6135 9114447

Product currently unavailable

Part no. 6906347

BMW X5 Series E53 Rear Bumper PDC Cables Set Wiring Loom Harness 6906347

Product currently unavailable

Part no. 6914610

BMW X5 Series E53 Multi Information Display Tuner Radio Control Panel 6914610

Product currently unavailable

Part no. 6982056

Telematics Module BMW E60 E87 E90 Bluetooth Control Unit 6982056

Product currently unavailable

Part no. 7199997

BMW Z4 E85 Roadster Cabrio Convertible Roof Folding Top Module Unit 7199997

Product currently unavailable

Part no. 9187539

BMW E87 LCI Body Control Module ECU H2 Junction Box 9187539

Product currently unavailable

Part no. 9340339-1

BMW 3 Series E87 Max Brose Footwell Light Module Control Unit ECU 9340339

Product currently unavailable

Part no. 6933959

BMW Z4 Series E85 Roadster Passenger Side Door Wiring Loom Cable 6933959

Product currently unavailable

Part no. 6938079

BMW E81 E87 E90 E91 PDC Speaker Trigger Contact 6969139 6938079

Product currently unavailable

Part no. 9252816

BMW F01 F02 LCI F07 GT Power Distribution Electrical Fuse Box Front 9252816

Product currently unavailable

Part no. 6941634

Headlight Ballast BMW E60 E61 E90 E91 Xenon Adaptive Control Module 6941634

Product currently unavailable

Part no. 7493232

Led Indicator Module BMW F32 F33 F36 F80 F82 F83 Light Signal Blinker 7493232

Product currently unavailable

Part no. 7622962-1

BMW F01 F02 F03 N74 760Li 544HP Engine Dual Control ECU Kit 7622962 Automatic

Product currently unavailable

Part no. 5B4E029

Remote Control Receiver BMW X5 G05 U06 Mini F65 Receiver Radio Module 5B4E029

Product currently unavailable

Part no. 9144260

BMW F01 F02 F20 F21 Interior Antenna Aerial Convenience Comfort Access 9144260

Product currently unavailable

Part no. 6902659

BMW E46 Radio Business Cassette Player Audio Control Head Unit 6902659

Product currently unavailable

Part no. 8571905

BMW F20 F21 F22 F30 N47N Diesel Engine Starter Motor 8571905

Product currently unavailable

Part no. 9164352-1

BMW E90 E91 E92 IBS Negative Minus Battery Lead Cable Wire 9164352

Product currently unavailable

Part no. 7801711-6

BMW E60 E87 E90 120d 320d 520d M47N2 ECU Engine Control Kit DDE 7801711 CAS2 Key

Product currently unavailable

Part no. 7209145

BMW E64 E64N Cabrio Convertible Folding Top Roof ECU Module 6969008

Product currently unavailable

Part no. 6919812

BMW E60 E65 E66 E67 Front Seat Sensor Mat 6919812

Product currently unavailable

Part no. 7809999-2

BMW X3 E83 LCI 2.0d N47 Engine ECU Kit DDE 7809999 + EWS IV + Key Automatic

Product currently unavailable

Part no. 9142218

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

Product currently unavailable

Part no. 8510591-2

BMW X1 E84 2.0dX N47 177HP Engine ECU Kit DDE 8510591 CAS3 + Key Manual

Product currently unavailable

Part no. 9330542

BMW G30 G31 Fuse Distribution Box Holder Control Unit Bracket Carrier 9330542

Product currently unavailable

Part no. 8589145-16

BMW F20 F21 F30 F31 118d 318d B47 150HP Engine Control ECU DDE 8473185 Manual

Product currently unavailable

Part no. 8486560

BMW F40 Steptronic Double Clutch Gearbox Transmission Control Module 8486560

Product currently unavailable

Part no. 7521123-2

BMW E60 E81 E87 E90 F20 Engine Starter Motor Bosch 0986021500 7521123

Product currently unavailable

Part no. 8515754-1

BMW F10 F11 F12 F13 N57N Diesel Alternator 210A Valeo 8515754

Product currently unavailable

Part no. 8510591-3

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

Product currently unavailable

Part no. 7803373-6

BMW E60 E87 E90 120d 320d 520d M47N2 Engine Control ECU Kit DDE 7803373 CAS3

Product currently unavailable

Part no. 6906609

Fuse Box Control BMW E87 E90 E91 E92 E93 Front Power Distribution 6906609

Product currently unavailable

Part no. 6941592

BMW 5 E60 Light Control Module Unit Lear LME6X MAN LWR LCM Delphi 6941592

Product currently unavailable

Part no. 6974916

BMW 1 3 Series E87 E90 CCC CD Professional Navigation System Controller 6974916

Product currently unavailable

Part no. 9322690

BMW F32 F82 M4 Hifi Audio Sound System Speaker AMP Amplifier Module 9322690

Product currently unavailable

Part no. 7797661-3

BMW X3 X5 E53 E83 M57N2 Alternator Generator Diesel Power 150A 7797661

Product currently unavailable

Part no. 9269983

BMW F06 Electric Wiring Cable Loom Harness 9269983

Product currently unavailable

Part no. 9244188

Telematics Module BMW F01 F07 F10 Bluetooth Combox Telematik ECU 9244188

Product currently unavailable

Part no. 7329790-1

BMW F46 Gran Tourer Rear Taillight Wiring Harness Plug Right O/S 6984746

Product currently unavailable

Part no. 9294199

BMW F20 F21 F22 F30 F31 Alpine CD Champ 2 Radio Player Head Unit 9294199

Product currently unavailable

Part no. 6824386

Fuse Box Unit BMW F20 F22 F30 F32 Module ECU Control FEM 6824386

Product currently unavailable

Part no. 8509023

BMW E90 E91 E92 E93 LCI X1 E84 X3 F25 Alternator Generator 180A N47N 8507624

Product currently unavailable

Part no. 6780456-3

BMW 5 6 Series E60 E61 E63 E64 Steering Wheel Airbag Wiring Loom Cable Plug

Product currently unavailable

Part no. 9348728

BMW F22 F30 LCI Control Unit Airbag ECU NO CRASH DATA 9348728

Product currently unavailable

Part no. 9243913

BMW E81 E82 E87 E88 E90 E91 E92 E93 Radio Professional CD 9243913

Product currently unavailable

Part no. 3452217

BMW X3 E83 1.8d 2.0d N47 Engine Wiring Loom Harness 3452217 3452220

Product currently unavailable

Part no. 9364552

Seat Wiring BMW F45 X1 F48 Mini F55 F56 Passenger's Side Sensor Cable 9364552

Product currently unavailable

Part no. 7580279

BMW E87 LCI E90 320i N43 170HP ECU Engine Control Unit DME 7580279 Manual

Product currently unavailable

Part no. 6949694

CD Changer BMW E60 E61 E63 E64 6-disc Without Magazine 6949694

Product currently unavailable

Part no. 8512047-3

BMW E90 E91 LCI N47N 320d ECU Kit Basic DDE Control Unit 8512047 + CAS3 + Key

Product currently unavailable

Part no. 8586540-4

BMW X5 F15 X6 F16 30dX N57N 258HP Engine ECU Kit DDE 8586540 BDC Key Automatic

Product currently unavailable

Part no. 9208241

Battery Clamp BMW F30 F31 F32 F80 Safety Positive Plus Pole Red 9208241

Product currently unavailable

Part no. 8610635-1

BMW F20 F30 F32 120i 320i 420i N20 184HP ECU Kit DME 8610635 + Key + FEM Manual

Product currently unavailable

Part no. 7640755-4

BMW F20 F21 114i N13 102HP Engine Unit ECU Kit DME 7640755 Key FEM Lock Manual

Product currently unavailable

Part no. 9331207

BMW F20 CD DAB Radio Bluetooth Head Unit 9331207

Product currently unavailable

Part no. 8586536

BMW F10 F30 F32 LCI 335dX 435dX 535dX N57Z 313HP Control Unit ECU DME 8586536

Product currently unavailable

Part no. 7521123-1

Starter Motor BMW E60 E81 E87 E90 F20 Bosch 0986021500 7521123

Product currently unavailable

Part no. 9267201

BMW 1 Series E81 Body Control Module L2 PL2RR JBBFE IIIR 61359267201 9267201

Product currently unavailable

Part no. 6913246

BMW 7 Series E65 E66 Rear Seat Wiring Cable Electrical System 6913246

Product currently unavailable

Part no. 7796678-1

BMW E60 E61 535d M57N Engine Control ECU Kit DDE 7796678 CAS2 2 Keys Automatic

Product currently unavailable

Part no. 1437931

BMW 7 Series E65 E66 E67 Cover Electronic Box Panel 1437931

Product currently unavailable

Part no. 3452223

BMW X3 Series E83 LCI Wiring Harness Engine Gearbox Module 3452223

Product currently unavailable

Part no. 6943283

BMW E60 Light Control Unit Module LEAR LM E6X LWR 6943283

Product currently unavailable

Part no. 6916054

BMW E46 Control Unit Module Mirror Memory 6916054 61356916054

Product currently unavailable

Part no. 8378090

BMW 5 7 Series E39 E38 Saloon Aerial Radio Antenna Diversity Amplifier 8378090

Product currently unavailable

Part no. 9293313

BMW F20 F21 F30 F31 Rear Electronic Module Fuse Box Control Unit V5 REM 9293313

Product currently unavailable

Part no. 9175650

BMW 1 Series E81 NSW ECU Light Module Footwell Module PL2 FRM II 9175650

Product currently unavailable

Part no. 8586574

BMW 1 F20 F21 LCI 116d B37 Engine Gearbox Module Wiring Cable Loom 8586574

Product currently unavailable

Part no. 6906588

BMW E60 E61 E63 E64 Power Distribution Fuse Relay Box Rear 6906588

Product currently unavailable

Part no. 7798180-2

BMW E60 E87 E90 E91 120d 320d 520d M47N2 ECU Kit DDE 7798180 CAS2 + Key Manual

Product currently unavailable

Part no. 7583225-9

BMW E87 LCI E90 N43 116i 118i 320i DME Engine Control Unit 7583225

Product currently unavailable

Part no. 7515390

BMW X3 Z4 E39 E46 E60 E65 E83 E85 Petrol M54 Starter Motor 7515390

Product currently unavailable

Part no. 7398495

Fuel Pump Module BMW F10 M5 F80 M3 Fuel Pump Control Unit 7398495

Product currently unavailable

Part no. 6782283

BMW E81 E87 E90 E91 E92 E93 Active Steering Control Unit Module 1277022065

Product currently unavailable

Part no. 6966925

BMW E60 E90 Dashboard Onboard Monitor Display Screen 8.8" 6966925

Product currently unavailable

...

Showing 5248-5346 of 5969 products