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

Ignition Wiring Harness Mini Cooper One R55 R56 R57 Injection Valve 7567119

Product currently unavailable

Part no. 9257160

Bluetooth Combox BMW E81 E87 E90 E91 LCI Telematics Module 9257160

Product currently unavailable

Part no. 6778966

BMW X5 E70 Air Suspension Supply Control Unit Module ECU 6778966

Product currently unavailable

Part no. 9150109

BMW E81 E87 E90 E91 E92 Radio CD Professional 9150109 65129150109

Product currently unavailable

Part no. 9221180

BMW 1 3 5 7 Series E60 E61 E65 E81 E87 E90 Trailer Towing Control Module AHM 4R

Product currently unavailable

Part no. 9231515

BMW F31 Rear Antenna Aerial Amplifier AM/FM DAB 9231515

Product currently unavailable

Part no. 3454818

Mini Cooper R57 R57N LCI Cabrio Convertible Top Module Roof 3454818

Product currently unavailable

Part no. 7301554

BMW F10 F20 F30 F32 Control Unit For Fuel Pump 7301554

Product currently unavailable

Part no. A1699002000

Head Unit Mercedes W169 W245 CD Player Radio Audio A1699002000

Product currently unavailable

Part no. 6922801

Mini Cooper One R50 R53 Body Control Unit Basic Module BCM 6922801

Product currently unavailable

Part no. 6974021

BMW X1 E81 E87 E88 E90 E91 Parking Control Module Unit PDC 6974021

Product currently unavailable

Part no. 9247470

BMW E90 LCI Junction Box Body Control Module Unit 9247470

Product currently unavailable

Part no. 6936655

BMW 1 3 X1 Series E81 E82 E84 E87 E90 E91 E92 Power Distribution Box 6936655

Product currently unavailable

Part no. 6774206

Active Cruise Control BMW E90 E91 E92 LCI Longitudinal Dynamic Module 6774206

Product currently unavailable

Part no. 9123051

BMW X1 E91 LCI E84 Switch Cluster Cruise Control Stalk Unit 9123051

Product currently unavailable

Part no. 9231928

Radio Professional BMW E81 E82 E87 E88 E90 E91 E92 E93 Autoradio CD 9231928

Product currently unavailable

Part no. 9122276

BMW 5 Series E60 E61 LCI Rear Bumper PDC Cables Wiring Loom Set 9122276

Product currently unavailable

Part no. 7532964

BMW E46 E85 E87 E90 Petrol Alternator Generator BOSCH 110A 7532964

Product currently unavailable

Part no. 9261580

BMW F20 F21 F30 F31 PDC Parking Sensor Ultrasonic Glacier Silver A83

Product currently unavailable

Part no. 9123290

BMW E81 E87 E90 MULF Hands Free Electronics Control Module 9123290

Product currently unavailable

Part no. 9211494

BMW E88 Cabrio Convertible Folding Top Roof ECU Module CVM6 9211494

Product currently unavailable

Part no. 9211969-1

BMW E60 E61 E90 E91 LCI Display Screen 8.8" Monitor Sat Nav 9211969

Product currently unavailable

Part no. 6982386

BMW X1 E81 E84 E87 E90 E91 Parking Control Module Unit PDC 6982386

Product currently unavailable

Part no. 7633242

BMW F10 F20 F30 Integrated Relay Power Supply Module Distribution Box 7633242

Product currently unavailable

Part no. 7964087

BMW 5 Series E60 E61 PDC Parking Sensor Front Carbonschwarz Black 6989071

Product currently unavailable

Part no. 7176068

BMW X3 E46 E63 E83 Mini R50 R53 Control Unit Xenon Light 1307329074

Product currently unavailable

Part no. 9187625

Bluetooth Module BMW E87 LCI E90 Hands Free High MULF2 9187625

Product currently unavailable

Part no. 9134479

BMW E90 ECU Body Control Module ECU H1 61359134479 9134479

Product currently unavailable

Part no. 6777641-1

Air Module Wiring BMW X5 E70 E81 E87 E90 E91 E92 E93 Steering Wheel Loom

Product currently unavailable

Part no. 9253111

BMW F20 F21 F22 Positive Plus Pole Battery Blow Off Cable 9253111

Product currently unavailable

Part no. 7807187

BMW F10 F11 X5 E70 Alternator Generator Unit Valeo 230A Diesel Engine 7807187

Product currently unavailable

Part no. 3455539

Radio Boost CD Mini R55 R56 R57 Audio Player Head Unit 3455539

Product currently unavailable

Part no. 9281517

BMW F20 F21 F22 F30 Radio Professional CD Bluetooth Player 9281517

Product currently unavailable

Part no. 9187536

BMW 3 Series E90N E90 LCI ECU Body Control Module H1 61359187536 9187536

Product currently unavailable

Part no. 7241551

BMW F20 F21 Stoplamp Third Brake Light Rear Stop Lamp Red 7241551

Product currently unavailable

Part no. 6965290

BMW E90 E92 E93 Switch Cluster Steering Column Cruise Control 6965290

Product currently unavailable

Part no. 9134281

BMW X5 E70 Aerial Antenna Amplifier Diversity 9193847 9134281

Product currently unavailable

Part no. 9224674

BMW E87 LCI E90 E60 MINI R55 R56 Hands-free Bluetooth Module High MULF2 9224674

Product currently unavailable

Part no. A0009061505

Mercedes W212 W213 W205 W218 Positive Battery Tray Clamp A0009061505

Product currently unavailable

Part no. 6906621

BMW E87 E90 E91 E92 E93 Power Distribution Fuse Box Front 6906621

Product currently unavailable

Part no. 9177209-1

Radio Business CD BMW E81 E82 X1 E84 E87 E90 E91 E92 Audio Player 9177209

Product currently unavailable

Part no. 6946400

BMW E60 E61 Air Module ECU Control Unit Centre Sensor 6946400 6963024 6952993

Product currently unavailable

Part no. A9064461442

Mercedes Sprinter W906 ECU Control Unit Sensor Module A9064461442

Product currently unavailable

Part no. 9803846-1

Mini Cooper Countryman R58 R60 R61 Aerial Roof Antenna Base Module 9803846

Product currently unavailable

Part no. 9193745

BMW 3 5 E60 E61 E90 LCI Display Screen 8.8" Monitor Sat Nav 9193745

Product currently unavailable

Part no. 9119445

BMW E81 E87 E90 E91 Power Distribution Fuse Box Front 9119445

Product currently unavailable

Part no. 7531809

Mini Cooper One R50 R52 Automatic Gearbox Transmission Signal Control Module

Product currently unavailable

Part no. 6989308

Air Condition Pipe BMW E87 LCI E81 E82 N47 Diesel A/C Pressure Hose 6989308

Product currently unavailable

Part no. 9119447

Fuse Box BMW E90 E91 E92 Front Power Distribution 9119447

Product currently unavailable

Part no. 9249083-1

BMW E90 LCI Footwell Light Control Module LCM LED Basis 9249083

Product currently unavailable

Part no. A9069006303

Mercedes W906 Fuse Box Control Unit Module ZGS Temic A9069006303

Product currently unavailable

Part no. 9215952-1

BMW E90 E91 E92 E93 Negative Battery Cable Minus Pole IBS 9215952

Product currently unavailable

Part no. 9177209

Radio Business CD BMW E81 E82 X1 E84 E87 E89 E90 E91 E92 Radio 9177209

Product currently unavailable

Part no. 9195246

Electronics Charging BMW E81 E87 E90 E91 Hands Free MULF2 9195246

Product currently unavailable

Part no. 6988974

BMW X1 E82 E84 E88 E90 E91 E92 LCI Battery Cable Plus Pole 6988974

Product currently unavailable

Part no. 7555926

BMW E81 E90 E91 E60 LCI Petrol Alternator Generator 180A 7550968

Product currently unavailable

Part no. 6922257

BMW 1 3 Series E87 E90 Sunroof Sliding Roof Drive Unit Motor Actuator 6922257

Product currently unavailable

Part no. A2165420018

Yaw Rate Sensor Mercedes W169 W245 W211 W219 Turn Rate Sensor A2165420018

Product currently unavailable

Part no. 6912755

BMW X5 E46 E53 Side Air Module Control Unit ECU 6912755 6962530

Product currently unavailable

Part no. 9122274

BMW E60 E61 LCI Front Cables Set Wiring PDC Parking Sensor Bumper 9122274

Product currently unavailable

Part no. 9159808

BMW E92 Xenon Footwell Light Module Control Unit ECU PL2 FRM II 9159808

Product currently unavailable

Part no. A0045429118

ECU Module Mercedes W169 W211 W245 Yaw Rate Sensor Unit ESP A0045429118

Product currently unavailable

Part no. 6935597-1

Parking Sensor BMW E81 E87 E90 E91 PDC Set Front Rear Titansilber Metallic - 354

Product currently unavailable

Part no. A2038201585

Mercedes W203 Door Control Module Front Left N/S A2038201585

Product currently unavailable

Part no. 4M0035507

Audi A3 8V A4 B9 Telephone Antenna Amplifier Module Unit Booster 4M0035507

Product currently unavailable

Part no. 7550891

BMW X5 E53 X3 E83 Four Wheel Drive Transfer Box Control Unit Module 7550891

Product currently unavailable

Part no. 6918816

BMW 1 3 5 6 X1 X3 X5 X6 Z4 Series Relay Change Over Contact Silent Blue 6918816

Product currently unavailable

Part no. 7189312

BMW E60 E61 E90 E91 Xenon Adaptive Headlight Ballast Control Module

Product currently unavailable

Part no. 9229878-1

BMW E87 LCI ECU Body Control Unit Module Junction Box H2 9229878

Product currently unavailable

Part no. 9318750

Head Unit BMW F10 F20 F22 F30 F32 Navigation Sat Nav DAB High 9318750

Product currently unavailable

Part no. 6906613

BMW E87 E90 E91 Power Distribution Fuse Box Front 6906613

Product currently unavailable

Part no. 8K0907063DH

Audi A5 8T Onboard Comfort Supply Control Module Unit ECU 8K0907063DH

Product currently unavailable

Part no. 7426095

BMW F10 F20 F30 F32 Fuel Pump Control Module Unit 7426095

Product currently unavailable

Part no. 9114362

On Board Monitor BMW E60 E63 E90 Dashboard Display Screen 8.8" 9114362

Product currently unavailable

Part no. 8383154

Alarm Power Siren Horn BMW E36 E38 E39 E46 E53 E83 Alarm System Unit 8383152

Product currently unavailable

Part no. 9234437

BMW F01 F10 F11 LCI IBS Negative Battery Lead Cable 9234437

Product currently unavailable

Part no. A6397601704

Bowden Cable Mercedes W639 Rear Sliding Door Exterior Handle Wire A6397601704

Product currently unavailable

Part no. 9128602

Cables Wiring BMW E81 E87 LCI Front Bumper PDC Loom Set 9128602

Product currently unavailable

Part no. 6982388

BMW 1 3 Series E81 E82 E87 E90 E91 E92 Parking Control Module Unit PDC 6982388

Product currently unavailable

Part no. 9195756

BMW E60 E61 LCI M-ASK M-Audio Navigation System Controller Player 9195756

Product currently unavailable

Part no. 6941986

BMW X5 E53 X3 E83 Mini R50 Central Lock EWS III Immobilizer Module ECU

Product currently unavailable

Part no. 7547141

BMW E82 E84 E87N E88 E90 E91 E92 E93 E93 E-box fan 7547141

Product currently unavailable

Part no. 6951674-2

4 x BMW 1 3 E81 E87 E90 PDC Parking Sensor Ultrasonic Set Sparkling Graphite A22

Product currently unavailable

Part no. 6972651

BMW Mini R52 Cabrio Convertible Folding Top Roof Module 6972651

Product currently unavailable

Part no. 9189906-1

BMW E88 E93 Air Module Control Unit ECU 9189906

Product currently unavailable

Part no. 6938504

Battery Cable BMW E90 E91 E92 E93 Positive Lead Battery Wiring Harness 6938504

Product currently unavailable

Part no. A0009063322

Alternator Generator Mercedes W176 W246 OM651 Diesel Engine 175A A0009063322

Product currently unavailable

Part no. 6954007

BMW E60 E61 E63 E64 E65 PDC Parking Control Module Unit ECU 6978232

Product currently unavailable

Part no. 9154358

BMW E81 E87 E90 Hands-Free Electronics Charging Module MULF 9154358

Product currently unavailable

Part no. 9310461

Radio Player BMW F20 F21 F22 F30 F31 CD Bluetooth Head Unit Control 9310461

Product currently unavailable

Part no. 3450824

Mini Cooper One R56 High SPEG Fuse Distribution Box H1 3450824

Product currently unavailable

Part no. A0001139065

Starter Motor Mercedes W204 W212 OM651 Diesel Engine Starter A0001139065

Product currently unavailable

Part no. 8571905

BMW F20 F21 F22 F30 N47N Diesel Engine Starter Motor 8571905

Product currently unavailable

Part no. 9193748

BMW E60 E63 On-board Navigation Display Monitor Screen 6,5" 9193748

Product currently unavailable

Part no. 8K0907801H

Audi A4 B8 A5 8T Parking Module Electric Brake Control Unit 8K0907801H

Product currently unavailable

Part no. 6983302

BMW E90 ECU Body Control Module H1 61356983302 6983302

Product currently unavailable

Part no. 8366646

BMW 3 5 6 Series E60 E63 R50 R52 Relay Make Contact Orange 8366646

Product currently unavailable

Part no. 9249083

BMW E91 LCI Footwell Light Control Module LCM LED Basis 9249083

Product currently unavailable

Part no. 3452092

Mini Cooper One R56 Footwell Light Module ECU HIGH Lear PL3 FRM II 3452092

Product currently unavailable

...

Showing 9505-9603 of 19280 products