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 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. 7600019-3

BMW Mini Cooper R55 R56 Petrol N12 1.6 120HP ECU Kit DME + CAS3 + Key 7600019

Product currently unavailable

Part no. 6914610

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

Product currently unavailable

Part no. 4F0907468D

Audi A6 C6 Diagnostic Interface Gateway Control Module Unit ECU 4F0907468D

Product currently unavailable

Part no. 6982056

Telematics Module BMW E60 E87 E90 Bluetooth Control Unit 6982056

Product currently unavailable

Part no. A6519062400

Starter Motor Mercedes W204 W212 OM651 Diesel Engine Bosch Starter A6519062400

Product currently unavailable

Part no. 7199997

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

Product currently unavailable

Part no. A0165459632

Mercedes C140 W202 Engine Cooling Radiator Fan Control Unit Module A0165459632

Product currently unavailable

Part no. 9187539

BMW E87 LCI Body Control Module ECU H2 Junction Box 9187539

Product currently unavailable

Part no. 6C1T-11000-AB-1

Ford Transit Mk7 Starter Motor Engine Actuator Diesel 2.2 TDCi 6C1T-11000-AB

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. A1685453532

Mercedes W168 ESP + HBA Electronic Stability Program Control Module A1685453532

Product currently unavailable

Part no. 4E0907280B

Audi A8 4E S8 D3 Power Supply Control Module Unit ECU 4E0907280B

Product currently unavailable

Part no. 03F971612

VW Volkswagen Polo 1.2 TSI CBZB Engine Wiring Harness Cable Loom 03F971612

Product currently unavailable

Part no. 9252816

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

Product currently unavailable

Part no. 7L0907553E

Porsche Cayenne 9PA Suspension Control Unit Module 7L0907553E

Product currently unavailable

Part no. 6941634

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

Product currently unavailable

Part no. 8W0959655P

Audi A4 B9 Air Module System Control Sensor ECU Unit 8W0959655P

Product currently unavailable

Part no. 8T0907468L

Audi A4 B8 A5 S5 8T Gateway Control Unit Module ECU 8T0907468L

Product currently unavailable

Part no. 5Q0915181C

Audi A3 8V Negative Battery Cable Terminal Clamp Wire 5Q0915181C

Product currently unavailable

Part no. A6511502490

Mercedes W176 W246 Diesel Engine OM651 Wiring Harness Loom Cable A6511502490

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. 03L906018AJ-1

Audi A3 8P 2.0 TDI 170HP CFGB Engine Control Unit ECU Kit 03L906018AJ Manual

Product currently unavailable

Part no. A1698206626

Mercedes W169 W245 Airbag System Control Unit Module ECU A1698206626

Product currently unavailable

Part no. A2118203297

Mercedes W211 W219 Radio CD Player COMAND Sat Navigation Head Unit A2118203297

Product currently unavailable

Part no. 5B4E029

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

Product currently unavailable

Part no. W176-LT-LINUX-45

Mercedes W176 On-Board Display Screen 12.3" Android Infotainment System

Product currently unavailable

Part no. 80A971104A

Audi Q2 GA Rear Bumper PDC Parking Sensor Wiring Harness Loom Cable 80A971104A

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. 5Q0937084DH-1

Audi A3 8V RSQ3 F3 BCM Body Control Module Unit ECU 5Q0937084DH

Product currently unavailable

Part no. 8571905

BMW F20 F21 F22 F30 N47N Diesel Engine Starter Motor 8571905

Product currently unavailable

Part no. A2118705426

Rain Sensor Mercedes W211 C219 Front Windscreen Control Unit A2118705426

Product currently unavailable

Part no. 9164352-1

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

Product currently unavailable

Part no. A2909064100

Exhaust Flap Actuator Mercedes W205 W213 C253 Control Unit Right O/S A2909064100

Product currently unavailable

Part no. A2661540902

Alternator Generator Mercedes W169 W245 Engine 115A 14V A2661540902

Product currently unavailable

Part no. A2517253750

Mercedes W177 Automatic Gearbox Wiring Harness Cable Loom 2517253750

Product currently unavailable

Part no. 9640825280

Starter Motor Citroen Berlingo Peugeot Partner Engine Diesel 1.6 HDI 9640825280

Product currently unavailable

Part no. 7610009-3

Mini Cooper S R56 N14 1.6 174HP ECU DME Kit CAS 3 Key 7610009 Manual Gearbox

Product currently unavailable

Part no. A2118700110

Mercedes W219 Hood Bonnet Light Solar Sensor Module A2118700110

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. 6R7937087K

Skoda Fabia 5j Body Control Module BCM Unit Power Supply Convenience 6R7937087K

Product currently unavailable

Part no. A1679008405

Mercedes Sprinter W907 W910 Front Door Module Control Unit Left N/S A1679008405

Product currently unavailable

Part no. 4H0907155D

Audi A8 D4 Centre Console Storage Inverter Power Converter Plug 4H0907155D

Product currently unavailable

Part no. 7209145

BMW E64 E64N Cabrio Convertible Folding Top Roof ECU Module 6969008

Product currently unavailable

Part no. 92VB-11000-BA

Ford Transit Mk4 Starter Motor Engine Actuator Diesel 92VB-11000-BA

Product currently unavailable

Part no. BK2T-14303-AG

Ford Transit Custom Negative Battery Terminal Cable Wiring BK2T-14303-AG

Product currently unavailable

Part no. 6919812

BMW E60 E65 E66 E67 Front Seat Sensor Mat 6919812

Product currently unavailable

Part no. 4M0907566D

Audi S5 F5 Blind Spot Radar Distance Control Module Right O/S Master 4M0907566D

Product currently unavailable

Part no. 7582309

BMW Mini Cooper Clubman R55 R56 0,95 KW Engine Starter Motor 7582309

Product currently unavailable

Part no. 9809931580

Citroen Peugeot Ford Diesel 8-Pin Glow Plug Relay 12V Module 9809931580

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. 4F0910223M

Audi A6 C6 Amplifier Audio Sound Control Unit Module Controller 4F0910223M

Product currently unavailable

Part no. 8K2907401-1

Audi A5 8T 3.0 TDI CCWA 240HP Engine ECU Kit 8K0907401 Ignition + Key Automatic

Product currently unavailable

Part no. BV6N-14A073-EU

Ford Focus Mk3 BCM Body Control Module Fuse Box Electrical Unit BV6N-14A073-EU

Product currently unavailable

Part no. A9075450100-1

Fuse Box Mercedes Sprinter W907 W910 Relay Box Fuse Box Module A9075450100

Product currently unavailable

Part no. 3AA962243

Audi A8L 4H Tailgate Lift Boot Lid Control Unit Module Trunk 3AA962243

Product currently unavailable

Part no. 9142218

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

Product currently unavailable

Part no. 8W0907063DG

Audi A5 F5 45 TFSI DKNA Body Control Module BCM Unit ECU 8W0907063DG

Product currently unavailable

Part no. A2048204297-1

Mercedes W204 Multimedia Display Screen Head Unit Monitor LCD A2048204297

Product currently unavailable

Part no. 9808713

Mini Cooper S Cabrio R57 R57N LCI Air Module ECU Control Unit Module 9808713

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. 1K0035186AN

Volkswagen Caddy 2K Mk3 Radio Head Unit Media Player Unit 1K0035186AN

Product currently unavailable

Part no. 9330542

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

Product currently unavailable

Part no. A6401502433

Engine Wiring Mercedes W169 W245 OM640 Cable Loom Harness A6401502433

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. 5M0941295B

Volkswagen Scirocco Mk3 Headlight Range Control Motor 5M0941295B

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. CC1T10C652AB

Ford Transit Mk8 Negative Battery Terminal Sensor CC1T-10C652-AB

Product currently unavailable

Part no. 8K0971104AE

Audi A5 8T Rear Bumper PDC Parking Sensor Wiring Harness Loom 8K0971104AE

Product currently unavailable

Part no. A1765400009

Negative Cable Mercedes C117 W176 Battery Lead Minus Pole Wiring A1765400009

Product currently unavailable

Part no. 8515754-1

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

Product currently unavailable

Part no. A2129004008

Mercedes C207 Stereo Radio CD Player Head Unit A2129004008

Product currently unavailable

Part no. A2465403803

Mercedes-Benz A-Class W176 Cover Equipment Electrical Fuse Box A2465403803

Product currently unavailable

Part no. 9675877980

Peugeot 3008 Body Control Comfort Unit Module BSI Fuse Box 9675877980

Product currently unavailable

Part no. LR133299

Range Rover L405 Rear Bumper Parking Sensor Wiring Loom Harness LK62-15B484-AA

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. A0055421818

Mercedes W204 Yaw Rotation Rate Acceleration Sensor Module A0055421818

Product currently unavailable

Part no. 7621309

Engine Wiring Mini R56 LCI R60 N18 Loom Harness Injection Valve Ignition 7621309

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. 5N0035342F

VW Volskwagen Polo 6R Multimedia Electronic Control Interface Module 5N0035342F

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. A0185458332

Mercedes C140 Body Control Comfort Unit Module BCM Unit ECU A0185458332

Product currently unavailable

Part no. 6974916

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

Product currently unavailable

Part no. 8200091428

Vauxhall Movano A G9T722 Engine Control Unit ECU Module Diesel Manual 8200091428

Product currently unavailable

Part no. 8T0971365C

Audi A5 8T Seat Cable Front Left Right N/O/S Wiring Loom Harness 8T0971365C

Product currently unavailable

Part no. 6915175

Mini Cooper One R50 Heat Resistant Battery Box Cover 6915175

Product currently unavailable

Part no. 7620987-1

Mini One R55 R56 LCI N16 1.6 98HP Engine ECU Kit DME 7620987 CAS 3 + Key Manual

Product currently unavailable

Part no. 7520019-4

BMW MINI Cooper R50 W10 116HP Engine ECU Kit DME + EWS + 2 Keys 7520019 Manual

Product currently unavailable

Part no. A2129068800

Radio Head Unit Mercedes W212 COMAND Navi CD DVD Player Control Unit A2129068800

Product currently unavailable

Part no. 7620985-6

Mini Cooper S R56 LCI R60 N18 1.6 184HP Engine Unit ECU Kit DME 7620985 Manual

Product currently unavailable

Part no. 9322690

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

Product currently unavailable

...

Showing 16534-16632 of 18481 products