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 E90 ECU Body Control Module H3 Junction Box 61359176884 9176884

Product currently unavailable

Part no. 9325653-1

BMW F20 F21 F22 F30 F32 Front Electronic Module Control Unit FEM 9325653

Product currently unavailable

Part no. 7805286-2

BMW E92 E93 330d M57N2 231HP Engine ECU Kit DDE 7805286 + CAS3 + Key Manual

Product currently unavailable

Part no. 3421565

BMW X3 Series E83 2.0i Petrol N46 Engine Wiring Loom Harness Manual 3421565

Product currently unavailable

Part no. 8586544-1

BMW X5 F15 X6 F16 M50D N57X 381HP Diesel Control ECU DME 8572042 Automatic

Product currently unavailable

Part no. 6871062

BMW F01 F07 F10 F12 VDC Module Rear Suspension Level Control Unit 6871062

Product currently unavailable

Part no. 7214939

LED Headlight Ballast Module Daytime Running Left N/S Lights Unit 7214939

Product currently unavailable

Part no. 9225618

Seat Control Unit BMW F01 F10 Module ECU Electronic Module Memory 9225618

Product currently unavailable

Part no. 9277949

Reversing Camera Module BMW X1 E84 Rear View Camera Control Unit ECU 9277949

Product currently unavailable

Part no. rhd-9352755

Control Unit Bracket BMW G30 G31 Surround View Camera Module Holder 9352755

Product currently unavailable

Part no. 6989160-BS

BMW 7 Series E65 E66 Rear Bumper PDC Ultrasonic Sensor Black Sapphire 6989130

Product currently unavailable

Part no. 6989245-1WB

BMW 5 X3 Series 1 E60 E61 E83 PDC Parking Ultrasonic Sensor Bluewater 6989245

Product currently unavailable

Part no. 7592080-5

BMW E90 E91 LCI 325i N53 218HP Engine ECU Kit DME 7592080 CAS3 Key Automatic

Product currently unavailable

Part no. 7548312

BMW E39 E46 E85 Automatic Gearbox Basic Control Unit Module EGS 7514265

Product currently unavailable

Part no. 8378090

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

Product currently unavailable

Part no. 6926795

BMW 7 Series E65 Battery Cable Plus Pole 6926795 61126926795

Product currently unavailable

Part no. 7832033

Bmw E46 M3 Gear Speed Selector Adjustment Switch 7832033

Product currently unavailable

Part no. 9290796

Module BMW F30 FEM Body Control Unit Module D3+ Electronic Lear 9290796

Product currently unavailable

Part no. 8663562-2

BMW F30 320i B48 184HP Engine Control Unit ECU Kit DME 8663562 FEM + 2 Keys

Product currently unavailable

Part no. 6944767

Seat Wiring BMW E87 E90 Front Passenger Seat Wiring Loom Harness Cable 6944767

Product currently unavailable

Part no. 8511385

BMW F10 F11 525d N57 204HP Engine Control Unit ECU Module DDE 8511385 Automatic

Product currently unavailable

Part no. 9335351

BMW F20 Radio Professional CD Player Control Module 9335351

Product currently unavailable

Part no. 9222828

BMW E81 E87 USB Adapter Wiring Cable Connection Lead Wiring Loom 1895MM 9222828

Product currently unavailable

Part no. 6956505-1

BMW 5 6 Series E60 E61 E63 E64 1 Power Distribution Fuse Relay Box Rear 6956505

Product currently unavailable

Part no. 9318367

BMW F01 F02 F06 F07 GT F12 F13 CAS4 Control Unit Key Reading Module 9318367

Product currently unavailable

Part no. 7561817

BMW E60 E61 525i E90 E91 325i N52 Engine ECU Control Unit DME 7561817 Automatic

Product currently unavailable

Part no. 9340337

BMW Z4 Series E89 LED Xenon Footwell Light Module Control Unit ECU FRM3R 9340337

Product currently unavailable

Part no. 8490531

Onboard Supply BMW G20 G21 G30 G31 X3 G01 Module Control Unit ECU 8490531

Product currently unavailable

Part no. 8664661-1

BMW F22 228i N20 245HP Engine Control Unit ECU Kit DME 8664661 Key FEM Automatic

Product currently unavailable

Part no. 8571905-4

Engine Starter BMW F20 F21 F22 F30 F32 N47N Diesel Motor Bosch

Product currently unavailable

Part no. 9290171

Amplifier Sound BMW F30 F31 F32 Top Hifi Audio Amplifier Harman Kardon 9290171

Product currently unavailable

Part no. 8513184-4

BMW X3 F25 20dX Diesel N47N 184HP Engine Control Unit ECU DDE 8513184 Automatic

Product currently unavailable

Part no. 8626172-1

BMW F10 LCI 528i N20 245HP Engine Control ECU Kit Module DDE 8626172 CAS4 Key

Product currently unavailable

Part no. 9387151-1

BMW F30 Hybrid 330e B48X Positive Battery Lead Cable Starter Unit Wiring 9387151

Product currently unavailable

Part no. 8715710

BMW F40 Front Bumper PDC Parking Sensor Harness Wiring Cable Loom 8715710

Product currently unavailable

Part no. 9329799

BMW Z4 Series E89 ECU Body Control Module H4 Electronic Box 61359329799 9329799

Product currently unavailable

Part no. 7545042-8

BMW E87 120i E90 E91 320i N46 150HP Engine ECU Unit DME 7545042 Automatic

Product currently unavailable

Part no. 8518167-3

ECU BMW E81 E82 E88 118d Diesel N47 Engine Control Unit Manual 8518167

Product currently unavailable

Part no. 8509035-4

BMW X5 E70 3.0d M57N2 235HP Engine Module ECU KIT DDE 8509035 CAS3 + Key

Product currently unavailable

Part no. rhd-6974666-1

BMW 3 X1 Series E84 E90 E91 Instrument Cluster Speedo Clocks Manual 6974666

Product currently unavailable

Part no. 8589145-14

BMW F20 LCI 116d B37 Engine Control Unit Module ECU DDE 8589145 Automatic

Product currently unavailable

Part no. 6932369

BMW 3 X3 E46 E83 Body Control Unit Module GM5RD K-Bus HIGH 6932369

Product currently unavailable

Part no. rhd-7570550-2

BMW E87 E90 118i 318i N43 Engine Gearbox Wiring Loom Harness 7570550

Product currently unavailable

Part no. 9388174

Body Domain Controller BMW F45 F46 BDC Control Unit Module LR01 ECU 9388174

Product currently unavailable

Part no. 6935625-2

BMW X3 E83 Z4 E85 E86 Radio Business CD Player Head Unit 6935625

Product currently unavailable

Part no. 5A4FAA3-1

BMW G30 LCI 530e Front Bumper Pedestrian Protection Shock Crash Sensor 5A4FAA3

Product currently unavailable

Part no. 8377197

BMW 5 7 Series E38 E39 Repair Cable Belt Tensioner Driver's Side 425 MM 8377197

Product currently unavailable

Part no. 9226345

Navigation Head Unit BMW E81 E87 E90 LCI Car Computer Sat Nav MID 9226345

Product currently unavailable

Part no. 9175653-1

BMW E88 Xenon Footwell Light Control Module Unit PL2 FRM II Lear 9175653

Product currently unavailable

Part no. 8626172-2

BMW F34 320IX N20 245HP Engine Control ECU Kit Module DDE 8626172 FEM Key

Product currently unavailable

Part no. 8606306-2

BMW F30 320iX N20 ECU Kit Engine Control Unit DME 8606306 Key FEM Automatic

Product currently unavailable

Part no. 9243644

BMW X3 F25 Battery Cable Wire Lead Positive Terminal 9243644

Product currently unavailable

Part no. 7463164

Rear View Camera BMW X3 F25 X1 F48 F80 Trim Panel Cover Boot Tailgate 7463164

Product currently unavailable

Part no. 7790220

BMW E39 525d 530d E53 3.0d M57 Basic DDE Control Unit DDE 7790220 Automatic

Product currently unavailable

Part no. 8510643-2

BMW F10 F11 530d N57 245HP Engine Control Unit ECU Module DDE 8510643 Automatic

Product currently unavailable

Part no. 9205930

BMW E92 Telematics Bluetooth Control Unit Module 9205930

Product currently unavailable

Part no. 9133625

BMW E93 Convertible Rear Bumper PDC Cables Wiring Loom Set 9133625

Product currently unavailable

Part no. 7561684-10

BMW E60 530i E90 330i N52 258HP Engine Control Unit ECU DME 7561684 Automatic

Product currently unavailable

Part no. 9146587

BMW 5 Series E60 Map Fuse Box Grouping Diagram 6987939

Product currently unavailable

Part no. 7629130-1

BMW E90 E91 E92 LCI 335i N55 306HP Engine ECU DME Kit CAS3 + Key 7629130 Manual

Product currently unavailable

Part no. rhd-9142918

BMW 5 E60 E61 Front Left Door Wiring Loom Harness Passenger Side 9142918

Product currently unavailable

Part no. 9263795

Footwell Module BMW E88 Light ECU PL2 FRM3R Lear 9263795

Product currently unavailable

Part no. 8636068

Engine Wiring BMW F20 120i F30 320i 330i LCI B48 Cable Loom Harness 8636068

Product currently unavailable

Part no. 5A1FC41

BMW X3 X4 G11 G30 G31 G32 G01 G02 Air Module Control Unit ECU SRS Module 5A1FC41

Product currently unavailable

Part no. 7100408-1

BMW G01 LCI 20dX Diesel B47D Engine Control Unit ECU Kit 7100408 Key BDC

Product currently unavailable

Part no. 8676405

BMW F40 F44 F45 F46 Starter Motor 8676405 8580390

Product currently unavailable

Part no. 6853417

BMW F01 F10 F20 F30 Tow Bar Trailer Towing Control Module Unit AHM 4 6853417

Product currently unavailable

Part no. 8481599

Adblue Module BMW G20 G21 G30 G31 X3 G01 Control Unit ECU SCR 8481599

Product currently unavailable

Part no. 8606776

BMW F20 F21 M135i F30 F31 335i N55 Engine Control Unit ECU 8606776 Automatic

Product currently unavailable

Part no. 5A23E92

Telematics Module BMW F40 F44 G20 Telephone Control Unit ATM ECE 4G 5A23E92

Product currently unavailable

Part no. 8645761

BMW F45 F46 F48 Mini F54 F55 F56 F57 B48C Intercooler Charge Air Cooler 8645761

Product currently unavailable

Part no. 7240611

BMW F01 F02 F03 F07 F10 Tailgate Lift Rear Function Module Control Unit 7240611

Product currently unavailable

Part no. 6908948

BMW E39 6-disc CD Changer without Magazine 6908948

Product currently unavailable

Part no. 9185528

BMW E64 CCC Sat Navigation System CD Player Head Unit 9185528

Product currently unavailable

Part no. 9357994

BMW F30 F31 F32 Radio Professional CD Bluetooth Player Head Unit 9357994

Product currently unavailable

Part no. 9345322-1

BMW 5 F13 ECU Body Control Module V2 Junction Box PL6 JBBFE III 9345322

Product currently unavailable

Part no. 8473167

BMW F30 F31 F32 LCI 330dX N57N Engine Gearbox Module Wiring Cable Loom 8578498

Product currently unavailable

Part no. 9351679-1

BMW F10 F20 F22 F30 Navigation Sat Nav Head Unit High 9351679

Product currently unavailable

Part no. 6981566

Navigation Head Unit BMW E60 E61 CCC CD Sat Nav Player System Controller 6981566

Product currently unavailable

Part no. 30327N

BMW F20 F21 F30 F34 Diesel Engine Starter Motor 30327N

Product currently unavailable

Part no. 7609656-4

BMW E88 E90 E91 E92 125i 325i N52N 218HP Engine ECU Kit DME 7609656 Automatic

Product currently unavailable

Part no. 8507924

Gearbox Wiring BMW F20 F30 125d 325d N47S1 Engine Loom Harness Cables 8507924

Product currently unavailable

Part no. 6935363

BMW E60 Light Control Unit Module ECU LME6X Delphi 6935363

Product currently unavailable

Part no. 8578945-5

BMW F20 F21 F30 118d 318d N47N 143HP Engine ECU DDE Kit 8578945 Key FEM Lock

Product currently unavailable

Part no. 1436910

BMW 5 Series E39 Negative Battery Cable Brown 1436910

Product currently unavailable

Part no. 8582886-1

BMW X3 G01 F25 B47 sDrive 160HP Engine Control Unit ECU 8582886 Manual

Product currently unavailable

Part no. 8699235

BMW F30 Fuel Pump Module Fuel Pump Control Unit ECU 8699235

Product currently unavailable

Part no. 8517862-7

BMW F20 F30 F32 120d 320d 420d N47N 184HP ECU Kit DDE 8517862 + Key + FEM Manual

Product currently unavailable

Part no. 9136678

BMW Z4 E89 HiFi Audio System Amplifier Holder Catch Bracket

Product currently unavailable

Part no. 8584279-1

BMW F22 F30 F31 218d 318d Diesel N47N 143HP Engine ECU Kit DDE 8584279 Key FEM

Product currently unavailable

Part no. 7805585-6

BMW E91 325i M52 218HP Engine Control Unit ECU Kit DDE 7805585 CAS3 Key Manual

Product currently unavailable

Part no. 7533651-2

BMW Z4 Series E85 Roadster 2.2i M54 170HP ECU Kit DME 7533651 EWS3 Key Manual

Product currently unavailable

Part no. 9331825-1

BMW F10 F11 Radio Channel Selector CD Player Insert Switch Panel Control 9331825

Product currently unavailable

Part no. 7599881-10

BMW E87 LCI E90 120i 320i Petrol N43 170HP ECU KIT DME 7599881 CAS3 Key Manual

Product currently unavailable

Part no. 7640755-5

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

Product currently unavailable

Part no. 6779672

BMW E60 M5 E63 M6 E65 EDC-K Control Unit Module ECU Rear Suspension 6779672

Product currently unavailable

Part no. 6929689

BMW Z4 Series E85 Hifi System Amplifier Speaker System Unit 6929689

Product currently unavailable

Part no. 6934435

BMW 6 Series E63 E64 Map Card Fuse Box Grouping Diagram 6934435

Product currently unavailable

Part no. 9876788

Telematics Control Unit BMW F20 F21 F23 F30 F31 F32 Module ATM ECE 4G 9876788

Product currently unavailable

...

Showing 6436-6534 of 9140 products