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 E84 LCI Light Control Footwell Module ECU MAX Brose FRM3R PL2 Lear 9390491

Product currently unavailable

Part no. 9170717-1

BMW E87 LCI CCC CD Professional Navigation System Controller 9170717

Product currently unavailable

Part no. 9248563

BMW F10 Front Seat Control Unit Module Memory ECU 9248563

Product currently unavailable

Part no. 7808222-2

BMW E90 E91 M57N2 330d 231HP Engine Unit ECU Kit DDE 7808222 CAS2 Key Manual

Product currently unavailable

Part no. 8638198-1

BMW F20 F30 116i 316i N13 136HP Engine ECU Kit DME 8625241 FEM Key Lock Manual

Product currently unavailable

Part no. 9350995-1

BMW F10 F20 F30 Rear View Camera Wiring Loom Cable 9350995

Product currently unavailable

Part no. 5A088E6-1

BMW F40 M135i xD B48 306HP Engine Control Unit ECU Kit DME 5A088E6 BDC Key

Product currently unavailable

Part no. 6822574

BMW X3 F25 Radio Media GPS Sat Nav Navigation GPS Head Unit 6822574

Product currently unavailable

Part no. 8598759-1

BMW F20 F30 LCI 118d 318d Diesel B47 ECU Engine Control Unit DDE 8598759 Manual

Product currently unavailable

Part no. 8574352-2

BMW X1 E84 20d 20dX Diesel N47N Engine Control Unit ECU Kit DDE 8574352 CAS3 Key

Product currently unavailable

Part no. 9796607-1

BMW X3 M F97 X4 M F98 S58 510HP Engine ECU Kit DME 9796607 Key BDC Automatic

Product currently unavailable

Part no. 9131643

BMW E87 E90 E92 Seat Wiring Cable Front Right O/S Heating Loom Harness 9131643

Product currently unavailable

Part no. 8678939

BMW F30 F31 LCI 330e B48X Engine Control Unit ECU Kit DME 8678939 FEM Key

Product currently unavailable

Part no. 8736166

Head Unit BMW i3 i8 Mini F54 Navigation Sat Nav DAB High Control Module 8736166

Product currently unavailable

Part no. 7805585-4

BMW E92 E93 Diesel 330d M57N2 231HP ECU Kit DDE 7805585 + CAS3 + Key Automatic

Product currently unavailable

Part no. 5A31DE9

BMW F40 Telematics Bluetooth Control Module Unit 5A31DE9

Product currently unavailable

Part no. 7122951

BMW Z4 Series E85 Cable Wiring Loom Harness Hydraulic Pump 7122951

Product currently unavailable

Part no. 7579155-1

Starter Motor BMW X5 E70 LCI X6 E71 Z4 E89 N20 N55 Petrol Engine 7579155

Product currently unavailable

Part no. 7798184

BMW E60 E61 535d M57N 272HP Engine Control Unit ECU Kit DDE 7798184 CAS3 Key

Product currently unavailable

Part no. 8648904

BMW i3 i01 High Voltage Accumulator Battery Module Box Control Unit 8648904

Product currently unavailable

Part no. 8510829-9

BMW E90 E91 LCI N47N 320d 184HP Engine ECU KIT DDE 8510829 + CAS3 + Key Manual

Product currently unavailable

Part no. 9367804

Amplifier BMW F20 F21 F22 F23 Top Hifi Audio Module Harman Kardon 9367804

Product currently unavailable

Part no. 7811111-5

BMW X3 E83 LCI 2.0sd N47 177HP Engine Control Module ECU DDE 7811111 Automatic

Product currently unavailable

Part no. 6961859

BMW E65 E66 E67 Navigation System DVD GPS Computer Head Unit 6935555

Product currently unavailable

Part no. 5A071E5

BMW G20 G30 X3 G01 X4 G02 Head Unit High 3 Multimedia Module Harman 5A071E5

Product currently unavailable

Part no. 2408012

BMW Adapter Wiring Cable Connection Lead Wiring Loom 2408012

Product currently unavailable

Part no. 9352864-1

FEM Module BMW F20 F21 F22 F30 F32 ECU Control Unit Fuse Box 9352864

Product currently unavailable

Part no. 7805286-5

BMW E92 E93 Diesel 330d M57N2 231HP Engine Control Module ECU DDE 7805286 Manual

Product currently unavailable

Part no. rhd-7803369-6

BMW E65 730d M57N2 231HP ECU Engine Control Kit DDE 7803369 CAS Key Automatic

Product currently unavailable

Part no. 9486260

BMW F20 F30 F32 LCI 120i 320i 420i Petrol B48 184HP Engine ECU Unit DME 9486260

Product currently unavailable

Part no. 9826787-BLK

BMW X3 G01 Parking Module PDC Distance Control Unit Sensor Black 9826787

Product currently unavailable

Part no. 6966696

BMW X5 E53 Navigation System Video Module Control Unit High 6966696

Product currently unavailable

Part no. 8367100

Relay Make Contact BMW F01 F02 F07 Relay Module Unit Purple 4 Pin Tyco 8367100

Product currently unavailable

Part no. 8509034-4

BMW E60 LCI E90 E91 325d 525d M57N2 197HP Engine ECU DDE 8509034 Manual

Product currently unavailable

Part no. 9169175

Dashboard Monitor BMW Z4 E85 Onboard Central Information Display Screen 9169175

Product currently unavailable

Part no. 8475350-2

BMW F20 F21 LCI 120d Diesel B47 190HP ECU Control Unit Module DDE 8475350 Manual

Product currently unavailable

Part no. 7553166-5

BMW E60 E90 E91 N52 325i 525i 218HP Engine Control Unit ECU DME 7553166 Manual

Product currently unavailable

Part no. 8736430

BMW G20 G22 G26 HV Accumulator Fuse Box Battery Jump Start Terminal 8736430

Product currently unavailable

Part no. 8589145-8

BMW F46 220dX B47 190HP Engine Control Unit Module ECU DDE 8589145 Automatic

Product currently unavailable

Part no. 6919474-1

BMW 7 Series E65 E66 6-fold CD Disc Changer Without Magazine 6926933

Product currently unavailable

Part no. 9505275

BMW F40 F45 X1 F48 Mini F55 F56 Control Unit SAS Module ECU 9505275

Product currently unavailable

Part no. 6913364

BMW E46 Control Unit Module Mirror Memory 6913364

Product currently unavailable

Part no. 5B32845

BMW U06 I4 Tailgate Smart Opener Mechanism Module Control Unit 5A69F87

Product currently unavailable

Part no. 7811151-1

BMW E60 LCI E90 325d 525d M57N2 Basic DDE Control Unit ECU Kit 7811151 Automatic

Product currently unavailable

Part no. 8617551-4

BMW F30 F31 320i Petrol N20 184HP Engine ECU Kit DME 8617551 FEM Key Automatic

Product currently unavailable

Part no. 9165211

Display Screen BMW E65 E66 Dash Information Navigation Monitor 8,8" 9165211

Product currently unavailable

Part no. 7649088

BMW Z4 Series E89 Roadster Wiring Loom Harness Engine Module Ignition Petrol N20

Product currently unavailable

Part no. 9868380

BMW F20 F30 F80 F82 F87 Body Control Comfort Module Unit FEM ECU 9868380

Product currently unavailable

Part no. 8512043-4

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

Product currently unavailable

Part no. 9825934

BMW F98 G01 G02 Onboard Central Information Screen Display Monitor 10" 9825934

Product currently unavailable

Part no. 7811151-7

BMW E60 LCI E90 325d 525d M57N2 ECU Engine Control Unit DDE 7811151 Manual

Product currently unavailable

Part no. 7796571-4

BMW X3 E83 2.0d M47N2 150HP Engine ECU Kit DDE 7796571 + EWS3 + 2 Keys Manual

Product currently unavailable

Part no. 9491422

BMW G32 Tailgate Boot Trunk Function Module Control Unit ECU 9491422

Product currently unavailable

Part no. 9125751

BMW E83 E83N E85 E86 Top-hifi System Amplifier 9125751

Product currently unavailable

Part no. 7803369-4

BMW E60 E90 330d 530d M57N2 ECU Engine Kit DDE 7803369 CAS3 + Key Automatic

Product currently unavailable

Part no. 6998600

Seat Module BMW G11 G30 G31 CAN Massage Seat Mat Unit Front Right O/S 6998600

Product currently unavailable

Part no. 8648060

BMW i3 I01 94Ah Battery Management Electronic Control Unit Module 8648060

Product currently unavailable

Part no. 9137034-1

Dashboard Monitor BMW Z4 E85 E86 Central Information Display Screen 9137034

Product currently unavailable

Part no. 6896421

BMW G32 VDP Low Adaptive Suspension Control Module Unit ECU 6896421

Product currently unavailable

Part no. 2695530

BMW E46 M3 Battery Cable Positive Plus Pole Lead Wiring Loom Harness 2695530

Product currently unavailable

Part no. 7802567

BMW 3 Series E90 E91 E92 325D M57N2 Diesel Manual Engine Wiring Loom Harness

Product currently unavailable

Part no. 8856559

BMW G60 G61 G68 G70 i4 G26 High Voltage Connection Charging Socket 8856559

Product currently unavailable

Part no. 8578082-2

BMW F30 335d F32 F36 435d N57 313HP Engine Unit ECU Kit DDE 8578082 Key FEM

Product currently unavailable

Part no. 9154052

BMW X3 E83 Z4 E85 DVD Player GPS Navi Head System Computer Unit 9154052

Product currently unavailable

Part no. 9226326

BMW E81 Body Control Module Control Unit L2 PL2RR JBBFE III ECU 9226326

Product currently unavailable

Part no. 7640373

BMW F10 M5 S63N 560HP ECU Engine Control Unit Module DME 7640373 Dual Clutch

Product currently unavailable

Part no. 3420783

BMW X3 E83 Light Control Unit Module LEAR LWR ECE 3420783

Product currently unavailable

Part no. T1000-11930

BMW Disc Business Navigation 07-2 Update DVD1 Road Map Europe T1000-11930

Product currently unavailable

Part no. 7414913

Control Unit BMW F33 F83 M4 Convertible Neck Warmer Heater Module ECU 7414913

Product currently unavailable

Part no. 9314803

BMW i3 I01 Hybrid Electric Heat Pump Module Control Unit 9314803

Product currently unavailable

Part no. 8509035-3

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

Product currently unavailable

Part no. 8574351-6

BMW X1 E84 18dX 143HP Diesel N47N Engine Control Unit ECU DDE 8574351 Manual

Product currently unavailable

Part no. rhd-7571029

BMW 5 6 Series E60 E63 Holder Bracket Engine Control Unit Support Box 7532885

Product currently unavailable

Part no. 8709210

Body Control BMW F30 F35 F35 LCI BCM Body Comfort Module RL01 Unit BCM 8709210

Product currently unavailable

Part no. 7485363

BMW G20 G30 G31 F40 Fuel Tank SRC System Connector Repair Kit 7485363

Product currently unavailable

Part no. 9367949

BMW G30 F90 M5 Audio Amplifier Bracket Holder Mount Carrier 8791011

Product currently unavailable

Part no. 6983335-1

BMW E39 E46 E53 6-disc CD Multi Changer Control Unit Modul With Magazine 6983335

Product currently unavailable

Part no. 5A57781

BMW F40 128ti B48 265HP Engine Control Module Unit ECU DME 5A57781 Automatic

Product currently unavailable

Part no. 8507202-3

BMW E90 E91 LCI 316d N47N 116HP ECU Engine Kit DDE 8507202 CAS3 Key Manual

Product currently unavailable

Part no. 9199905

BMW 1 3 Series E87 E90 LCI Professional Navigation Car Infotaiment Computer CIC

Product currently unavailable

Part no. 6949899

BMW E65 E66 Air Module Control Unit Information ECU 6922464

Product currently unavailable

Part no. 7640373-1

BMW F10 M5 S63N 560HP ECU Engine Control Unit Module DME 7640373 Dual Clutch

Product currently unavailable

Part no. 8510221-11

BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 8510221 CAS3 + Keys

Product currently unavailable

Part no. 8578077-3

BMW F20 F30 F32 125d 325d N47S1 218HP Engine Control ECU DDE 8578077 Automatic

Product currently unavailable

Part no. 7550967

BMW E81 E90 E91 E60 Petrol Alternator Generator 150A 7550967

Product currently unavailable

Part no. 2622874-1

Audio Amplifier BMW X3 G01 X4 G02 Sound System Top Hifi Unit Module 2622874

Product currently unavailable

Part no. 7810001-4

BMW E81 E87 LCI E90 N47 Diesel Engine DDE ECU Control Unit 7810001 Automatic

Product currently unavailable

Part no. 7586940

BMW E60 LCI E90 E91 E92 E93 N53 Engine Control ECU Kit Unit DME 7586940 Manual

Product currently unavailable

Part no. 6834089

BMW F20 F21 F22 F23 F31 F33 Audio Amplifier Stereo Harman Becker 6834089

Product currently unavailable

Part no. 9891592

BMW G01 G30 G31 Rear View 360 Camera Surround Control Module 9891592

Product currently unavailable

Part no. 9150718

BMW E92 ECU Body Control Module Junction Box L1 PL2 JBBFE 9150718

Product currently unavailable

Part no. 7594305-2

BMW 5 Series E60 E61 LCI 523i N53 190HP ECU Kit DME CAS3 Keys 7594305 Automatic

Product currently unavailable

Part no. rhd-7527418-1

BMW E65 730i Petrol M54 Engine Wiring Loom Harness Cable Automatic 7527418

Product currently unavailable

Part no. 7209145

BMW E64 E64N Cabrio Convertible Folding Top Roof ECU Module 6969008

Product currently unavailable

Part no. 8663673-1

BMW F87 M2 370HP N55 Engine Control ECU Kit DME 8663673 + FEM + Keys Twin Clutch

Product currently unavailable

Part no. 8514740-1

BMW F30 F31 320d ed Diesel N47N 163HP ECU Kit DDE 8584276 + Key + FEM Automatic

Product currently unavailable

Part no. rhd-9187079

BMW 3 X1 Series E84 E90 E91 Instrument Cluster Speedo Clocks Manual 9187079

Product currently unavailable

Part no. 8476035-2

BMW G01 3.0dX B57 265HP Engine ECU Kit Unit DDE 8476035 BCM Key Automatic

Product currently unavailable

Part no. 6782283-1

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

Product currently unavailable

...

Showing 6535-6633 of 9140 products