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 E60 E61 E63 E64 DSC Hydro Braking Pump Unit Speed Sensor

Product currently unavailable

Part no. 6983018

BMW E90 Radio Professional CD Player 6983018 65126983018

Product currently unavailable

Part no. 9257009

BMW F01 F10 CIC Professional Unit Sat Nav Infotainment DAB Radio Player 9257009

Product currently unavailable

Part no. 6771182

BMW E90 E91 E92 E93 Longitudinal Dynamic Module Cruise Control 6771182

Product currently unavailable

Part no. 9270392-1

BMW F20 F21 F22 Central Information Display Screen 6,5" 9270392

Product currently unavailable

Part no. 6990098

BMW X3 E83 LCi AMPLIFIER HIFI SYSTEM LEAR PL2 6990098 65126990098

Product currently unavailable

Part no. 9226347

BMW E81 E90 LCI Business System Car Infotaiment Computer CIC 9226347

Product currently unavailable

Part no. 6988104-1

BMW E39 E46 X5 E53 X3 E83 EWS IV Control Unit Modul 6988104

Product currently unavailable

Part no. 9246502

BMW E87 E90 LCI Car Radio Professional CD Radio Head Unit Bluetooth 9246502

Product currently unavailable

Part no. 9279824

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

Product currently unavailable

Part no. 9322120

BMW F30 F31 F32 F33 Central Information Display Screen 6,5" 9322120

Product currently unavailable

Part no. 9240351

BMW X5 F20 F21 F30 E70 LCI Trunk Lid Reversing Camera Rear 9240351

Product currently unavailable

Part no. 6763735

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

Product currently unavailable

Part no. 7603567-1

Battery Cable BMW X5 X6 E70 E71 IBS Negative Battery Lead Cable 9164357

Product currently unavailable

Part no. 8255704

BMW X3 X5 E53 E63 E83 Front Seat Belt Tensioner Buckle Connector Cable 8255704

Product currently unavailable

Part no. 9217036

BMW F07 F10 F11 F12 F13 Battery Cable Wiring Plus Pole 9217036

Product currently unavailable

Part no. 9201989

BMW X3 X5 X6 E60 E61 LCI E70 E71 F01 F02 F25 Rain Light Solar Sensor

Product currently unavailable

Part no. 6983305

BMW E87 Body Control Module Unit L2 ECU 6983305 61356983305

Product currently unavailable

Part no. 8365960

BMW E38 E39 E53 Battery Crash Disconnection Control Relay 8365960

Product currently unavailable

Part no. 6982397

BMW E81 E87 E90 E91 E92 Parking Control Module Unit PDC 6982397

Product currently unavailable

Part no. 6920182

BMW X3 X5 Z4 E39 E46 E53 E83 E85 GPS Navigation Computer DVD 6920182

Product currently unavailable

Part no. 6939655

BMW E60 E61 E63 E64 Micro Power Control Module MPM ECU 6939655

Product currently unavailable

Part no. 6764018

BMW Z4 E85 MINI Cooper One R50 R52 R53 Speed Sensor

Product currently unavailable

Part no. 3451528

BMW X3 E83 LCI Light Module Control Unit ECU Lights LM II LWR 3451528

Product currently unavailable

Part no. 8377654

BMW X5 E53 AmplifIer Trap Circuit Antenna Booster Diversity 8377654

Product currently unavailable

Part no. 9168335

BMW X1 E84 Antenna Amplifier Diversity 868 MHZ 9168335

Product currently unavailable

Part no. 9196936

BMW 1 3 Series E87 E90 E91 E92 Seat Control Unit Module ECU 6926371

Product currently unavailable

Part no. 9186215

Audio Controller BMW E90 System Control Unit Module Navigation 9186215

Product currently unavailable

Part no. 9247472

BMW E87 LCI ECU Body Control Module Junction Box H2 PL2RR 9247472

Product currently unavailable

Part no. 6943085

BMW E60 E61 Air Module ECU Control Unit Gateway Module 6943085

Product currently unavailable

Part no. 9138830

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

Product currently unavailable

Part no. 8240500

Wiring Loom Cable BMW E46 X5 E53 X3 E83 Seat Occupancy Sensor 8240500

Product currently unavailable

Part no. 9263468

BMW E81 E87 E90 E91 LCI Professional CD Radio Bluetooth 9263468

Product currently unavailable

Part no. 7169960

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

Product currently unavailable

Part no. 6846905

BMW 1 2 Series F20 F21 F23 LCI Top Hifi Audio Amplifier Harman Kardon 9307293

Product currently unavailable

Part no. 9226331

BMW E87 LCI ECU Body Control Module Unit H2 9226331

Product currently unavailable

Part no. 9138179

BMW E61 E63 X5 E70 Telematics Bluetooth Control Unit Module 9138179

Product currently unavailable

Part no. 9138430

BMW X3 Z4 E83 E85 E86 Radio Business CD Player 9138430

Product currently unavailable

Part no. 9161931

BMW E46 E83 Basic Body Control Unit Module GM5 Star12 9161931

Product currently unavailable

Part no. 6962296

BMW E81 E87 E88 E89 E90 E91 E92 E93 Radio Business CD 6962296

Product currently unavailable

Part no. 9324784

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

Product currently unavailable

Part no. 9187541-1

BMW E88 ECU Body Control Module H3 PL2 JBBFE II Junction Box 9187541

Product currently unavailable

Part no. 9115220

BMW X5 X6 E70 E71 Fogging Sensor Clip Mounted Unit 9115220

Product currently unavailable

Part no. 9133281

BMW E92 Xenon Footwell Light Module Control Unit ECU FRMFA 9133281

Product currently unavailable

Part no. 9134483

BMW E92 ECU Body Control Module Junction Box L1 PL2 JBBFE 9134483

Product currently unavailable

Part no. 6963338

Body Control Unit BMW E46 Z8 E52 E83 Module GM5 Star12 LIN High 6963338

Product currently unavailable

Part no. 9114135

BMW X5 X6 Series E70 E71 Power Distribution Fuse Box 9114135

Product currently unavailable

Part no. 7550469

BMW E60N E61N E81 E87N E88 E90 E91 E92 E93 Alternator 7550469

Product currently unavailable

Part no. 7595179

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

Product currently unavailable

Part no. 9123041-1

BMW E88 E90 E92 Switch Cluster Steering Column Indicator Wiper Stalk

Product currently unavailable

Part no. 9204525

BMW 1 Series E87 LCI ECU Light Module Control Unit PL2 FRM II Lear 9204525

Product currently unavailable

Part no. 9159811

BMW E90 NSW PL2 FRMII Light Control Module (LCM) 61359159811 9159811

Product currently unavailable

Part no. 9299265

BMW 1 2 3 Series F20 F21 F22 F30 Radio Professional CD Bluetooth Player 9299265

Product currently unavailable

Part no. 9259425-2

Positive Battery Cable BMW F30 F31 F80 M3 F82 M4 Plus Pole Power Red 9259425

Product currently unavailable

Part no. 9149242

BMW 5 6 Series E60 LCI E63 CHAMP Business System Controller CD Player 9149242

Product currently unavailable

Part no. 6774040

BMW X3 E53 E60 E61 E64 E65 X5 E83 Power Steering Speed Sensor 6774040

Product currently unavailable

Part no. 6982395

BMW E81 E87 E90 E91 E92 LCI Parking Control Module Unit PDC 6982395

Product currently unavailable

Part no. 9302159

BMW X1 E84 E87 E90 E91 E92 LCI Radio CD Professional DAB 9302159

Product currently unavailable

Part no. 7592508

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

Product currently unavailable

Part no. 3453791

BMW X3 E83 LCI Crash System Control Unit Module ECU 3453791

Product currently unavailable

Part no. 7532964-1

BMW E87 E90 E91 Alternator Generator Bosch 110A Petrol Engine 7532964

Product currently unavailable

Part no. 9247397

Body Control Unit BMW F01 F10 F11 F12 Module ZGW-01 High Central Gateway 9247397

Product currently unavailable

Part no. 8511958

Glow Plug Wiring BMW F20 LCI F45 F48 B37 Wiring Harness Engine 8511958

Product currently unavailable

Part no. 9147220

BMW E60 E81 E82 E87 E90 E91 E92 ECU Key Reading Module Control Unit CAS3 9147220

Product currently unavailable

Part no. 8794119

BMW F20 F21 F30 F31 LCI Professional Navigation Sat Nav Unit Head Unit 8794119

Product currently unavailable

Part no. 9335347

BMW F20 F21 F30 F31 Radio Player CD DAB Head Unit Audio Player 9335347

Product currently unavailable

Part no. 7599881-4

BMW E81 E87 LCI 116i 2.0 Engine Petrol N43 ECU Kit DME 7599881 CAS3 Key Manual

Product currently unavailable

Part no. 9393953

Reversing Camera Module BMW F10 F20 F30 Rear View Unit 9393953

Product currently unavailable

Part no. 7610011-3

Mini Cooper S R55 R56 R57 N14 1.6 174HP ECU Kit DME CAS3 + Key 7610011 Manual

Product currently unavailable

Part no. 1724740

BMW E36 E39 E46 Engine Starter Electrical Earth Cable 1724740

Product currently unavailable

Part no. 9226885

BMW F20 F21 Aerial Antenna Amplifier Diversity DAB 9226885

Product currently unavailable

Part no. 6936801

BMW Z4 E85 Roadster Cabrio Convertible Folding Top Roof Module

Product currently unavailable

Part no. 9233036

PDC Parking Sensor BMW F01 F10 F11 Front Rear Bumper Imperial Blau Blue A89

Product currently unavailable

Part no. 9166711

BMW E90 Light Control Module ECU LCM NSW Footwell PL2FRMFA 9166711

Product currently unavailable

Part no. 9273628

BMW F11 Touring Light Control Footwell Module Unit ECU FRM III 9273628

Product currently unavailable

Part no. 6971353

BMW X3 E46 E83 Navigation Computer GPS System DVD Player Unit 6971353

Product currently unavailable

Part no. 9258170

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

Product currently unavailable

Part no. 8709339

On-Board Screen BMW F20 F30 LCI Information Display Touch Monitor 8,8" 8709339

Product currently unavailable

Part no. 7258278

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

Product currently unavailable

Part no. 7412610

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

Product currently unavailable

Part no. 6798937

BMW F11 Touring Air Suspension Control Unit ECU Rear Axle Module 6798937

Product currently unavailable

Part no. 6799677

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

Product currently unavailable

Part no. 9127086

BMW E39 E46 E53 E83 Control Unit EWS IV 9127086

Product currently unavailable

Part no. 9183564

BMW E61 E61N LCI Antenna Amplifier Diversity 868 MHZ 9183564 6985531 6934478

Product currently unavailable

Part no. 9273628-1

BMW F10 Light Control Footwell Module Unit ECU FRM III 9273628

Product currently unavailable

Part no. 9331597

BMW F20 F21 F22 F30 F31 Alpine CD Radio Player Head Control Unit 9331597

Product currently unavailable

Part no. 6821206

BMW F45 F46 F48 Battery Cable IBS Negative Battery Lead 6821206

Product currently unavailable

Part no. 7551559

BMW E60 E61 E63 E64 Ground Cable Alternator Petrol 7551559

Product currently unavailable

Part no. 7531783

BMW 1 3 5 6 Series E60 E63 E81 E87 E90 E91 Housing E-Box Fan Blower Motor

Product currently unavailable

Part no. 9204532-1

Light Module BMW E90 LCI ECU LED NSW Control Unit PL2 FRM II 9204532

Product currently unavailable

Part no. 7796125

Alternator BMW X5 E70 X6 E71 M57N2 Generator 170A 170AMP 14V VALEO 7796125

Product currently unavailable

Part no. 9264944

Sound Speaker BMW F30 F31 F32 F33 HiFi System Mid-range Unit 9264944

Product currently unavailable

Part no. 9241032

BMW F10 F11 Active Pedestrian Protection PTS Front Bumper Sensor Unit 9241032

Product currently unavailable

Part no. 9177754

BMW E60 E87 E90 Telematics Bluetooth Control Unit Module 9177754

Product currently unavailable

Part no. 6982401

BMW 1 3 Series E81 E87 E90 E91 E92 E93 Parking Control Module Unit PDC

Product currently unavailable

Part no. 9176069

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

Product currently unavailable

Part no. 9166707

BMW E87 LCI Light Module NSW LCM Footwell Module PL2 FRM II 9166707

Product currently unavailable

Part no. 6989588

BMW 3 X1 Series E91 LCI E84 Switch Cluster Cruise Control Stalk Unit 6989588

Product currently unavailable

Part no. 9216275

BMW E81 E87 E90 E91 LCI E92 E93 CD Radio Business 9216275

Product currently unavailable

...

Showing 2773-2871 of 6335 products