Automotive electrical systems
More informationAt 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.
Make
Category
Subcategory
Condition
In Stock
Price
Part no. NAD101500
Land Rover Freelander TD4 Starter Motor Engine Actuator Diesel NAD101500
Product currently unavailable
Part no. 7559178-4
BMW E60 E90 E91 330i 530i Engine N52 ECU Kit DME 7559178 CAS2 + 2 Keys Manual
Product currently unavailable
Part no. 7520321
Engine Wiring Loom Mini R50 Petrol W10 Module Harness Cables 7520321
Product currently unavailable
Part no. 8P4963553
Audi A3 8P Front Seat Occupation Sensor Left Right N/O/S 8P4963553
Product currently unavailable
Part no. 7490465-1
BMW F10 F20 F30 F31 Mini F55 F56 Front Heated Seat Control Module ECU 7490465
Product currently unavailable
Part no. A0141541502
Alternator Generator Mercedes W204 W212 M271 Engine Lucas 150A 14V LRA03506
Product currently unavailable
Part no. 8574095-6
BMW F20 F30 116d 316d N47N 116HP Engine ECU Kit DDE 8574095 Key FEM Automatic
Product currently unavailable
Part no. 9210857
BMW F01 F07 GT F10 F11 F13 Power Distribution Fuse Box Rear 9210857
Product currently unavailable
Part no. 9179400
BMW E93 E64 Convertible Rollover Control Controller Module 9179400
Product currently unavailable
Part no. A0025427619
Mercedes-Benz SLS ML G C197 W164 W463 Relay Fuse 5-Pin Green Hella A0025427619
Product currently unavailable
Part no. A2118707226
Mercedes W211 Door Module Front Right O/S Control Unit ECU A2118707226
Product currently unavailable
Part no. 04E971612BD
Audi A1 8X 1.4 TFSI CZCA Engine Wiring Harness Loom Manual Gearbox 04E971612BD
Product currently unavailable
Part no. A4479005807
Mercedes Vito W447 Fuse Box Relay Control Unit Electric Module SAM A4479005807
Product currently unavailable
Part no. A0009068504
Alternator Mercedes Vito W447 Engine Generator 200A Valeo A0009068504
Product currently unavailable
Part no. 9476858
Airbag Module BMW G20 G21 SRS Control Unit Module ECU 9476858
Product currently unavailable
Part no. 7811702-2
BMW E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE 7811702 + CAS3 + Key Manual
Product currently unavailable
Part no. 7209286
BMW E60 E61 E81 E87 E90 Control Unit For Fuel Pump ECU 7209286
Product currently unavailable
Part no. 9665290180
Peugeot 3008 Wiring Loom Harness Cable 9665290180
Product currently unavailable
Part no. 6923270
MINI Cooper One R50 R53 Control Unit For Radio Remote Control 433MHZ 6923270
Product currently unavailable
Part no. 7165845
BMW E46 Led Indicator Side Light Signal 7165845
Product currently unavailable
Part no. 8509224
Alternator BMW F30 F32 N57N 330d 430d Diesel Engine Generator 230A Valeo 8509224
Product currently unavailable
Part no. 9125036
BMW 3 Series E90 E91 E92 E93 Positive Battery Lead Distribution Box Cable Rear
Product currently unavailable
Part no. 6914606
BMW X5 E53 Radio Stereo Screen Multi Functional Display Head 6914606
Product currently unavailable
Part no. 23300JG70A
Nissan Qashqai Diesel Engine Starter Motor Actuator Starter 23300JG70A
Product currently unavailable
Part no. 6872837
BMW F10 F20 F30 VDC Rear M Sport Suspension Control Unit Module 6872837
Product currently unavailable
Part no. E93 Wiring Loom Set PDC Rear
BMW 3 Series E93 Convertible Cabrio Wiring Loom Set PDC Rear Bumper Set
Product currently unavailable
Part no. 6949628
BMW 5 7 Series E60 E65 E66 Sunroof Sliding Roof Window Drive Unit Motor
Product currently unavailable
Part no. 03C907309E
Volkswagen Passat B7 CAXA 122HP ECU Engine Control Unit Automatic 03C907309E
Product currently unavailable
Part no. 6906911
BMW X5 Series E53 Battery Positive Lead Red Cable Plus Pole Wire 6906911
Product currently unavailable
Part no. 6820701
BMW X6 F16 Multimedia TV Tuner Receiver Control Module Unit ECU 6820701
Product currently unavailable
Part no. P0148459-PUR
Mini Cooper One R50 Fuel Filler Cover Flap 0148459 Black-eye Purple
Product currently unavailable
Part no. 4E0907801B
Audi A8 S8 D3 Electric Parking Brake Module Handbrake Control Unit 4E0907801B
Product currently unavailable
Part no. 8364709
BMW 3 Series E36 Ring Antenna Transmitter Receiver Module Unit EWS-2 8364709
Product currently unavailable
Part no. 7599881-3
BMW E87 LCI E90 120i 320i Petrol N43 170HP ECU KIT DME 7599881 CAS3 Key Manual
Product currently unavailable
Part no. 9174269
BMW F07 F10 F11 Speakers Amplifier Bracket Holder Mount Unit Module 9174269
Product currently unavailable
Part no. 9873545
PDC Module BMW F40 G20 G21 Parking Assistant Control Unit Module ECU 9873545
Product currently unavailable
Part no. A0025427419
Mercedes-Benz A B E M W169 W245 W210 W163 Relay 5-Pin Yellow Hella A0025427419
Product currently unavailable
Part no. A2721501433
Wiring Mercedes W203 W209 W211 M272 Engine Wiring Module Harness A2721501433
Product currently unavailable
Part no. 8519663-18
Mini Cooper D R55 R56 LCI N47N 1.6 112HP Diesel ECU Kit DDE 8519663 CAS3 Keys
Product currently unavailable
Part no. 9162959
Seat Control Unit BMW X5 E70 E87 E90 E91 E92 Module Memory ECU 9162959
Product currently unavailable
Part no. A0065427018
Yaw Module Mercedes W221 ML W164 Rotation Rate Acceleration Sensor A0045423818
Product currently unavailable
Part no. 8J0971349CF
Audi TT 8N Alternator Main Cable Wiring Harness Loom 8J0971349CF
Product currently unavailable
Part no. A2129007324
Mercedes SLK R171 Petrol M271 Fuse Box SAM Relay Control Module A2129007324
Product currently unavailable
Part no. a2229004519
Communication Module Mercedes R172 C117 W176 Hermes LTE Control Unit A2229004519
Product currently unavailable
Part no. 6960249
BMW X5 E53 Basic Body Control Unit Module GM3 6960249
Product currently unavailable
Part no. 8507810
BMW E90 E91 LCI Wiring Cable Harness Gearbox Transmission Module 8507810
Product currently unavailable
Part no. A2129005912
Mercedes W204 Fuse Box Relay SAM Control Unit Module A2129005912
Product currently unavailable
Part no. A2038201311
Phone Adapter Mercedes W203 W211 Contact Plate Holder Telephone A2038201311
Product currently unavailable
Part no. A2135402045
Mercedes W213 Center Console Cupholder Lamp Wiring Harness A2135402045
Product currently unavailable
Part no. 6942101
BMW E64 E89 B-pillar Sensor Left N/S 6942101 6945157
Product currently unavailable
Part no. 6821139
BMW F10 LCI F20 F21 F30 F31 DAB Bluetooth Head Unit Basic 6821139
Product currently unavailable
Part no. 7557809-5
BMW E87 E90 N45 116i 316i 116HP Petrol ECU Kit DME 7557809 + CAS 2 + Key Manual
Product currently unavailable
Part no. A2711532291
Mercedes W203 C180 Kompressor M271.946 Engine ECU A2711532291 Automatic
Product currently unavailable
Part no. A6519005301
£Mercedes W212 E220CDI OM651 Diesel Engine Control Unit Module ECU A6519005301
Product currently unavailable
Part no. 8682498
Starter Generator BMW i3 I01 Hybrid 60Ah 94Ah 120Ah Rex Petrol Engine 7625712
Product currently unavailable
Part no. 1Z0035161C
Skoda Octavia II Radio Control Autoradio Head Unit Stream MP3 1Z0035161C
Product currently unavailable
Part no. 6920461
BMW E60 E61 E63 E65 Amplifier Stereo HiFi Harman/Becker 6920461
Product currently unavailable
Part no. A2469002718-1
Radio CD Player Mercedes W176 W246 Audio Navigation Stereo Head Unit A2469002718
Product currently unavailable
Part no. 9133281-1
BMW E93 Xenon Footwell Light Module Control Unit ECU FRMFA 9133281
Product currently unavailable
Part no. 9138448
BMW E87 E90 E91 E92 CCC CD Professional Navigation System 9138448
Product currently unavailable
Part no. A0024463140-3
Mercedes A160 W169 M266.920 Engine Control Unit ECU A0024463140 Automatic
Product currently unavailable
Part no. 6955061
BMW E60 E61 Positive Battery Cable Plus Pole Lead 6955061
Product currently unavailable
Part no. 8X0971845A
Audi A1 8X Fuse Relay Box Electrical Control Unit Module 8X0937124
Product currently unavailable
Part no. 7570488-1
Mini Cooper R50 R52 R53 W10 W11 1.6 Petrol Engine Starter Motor 0986018840
Product currently unavailable
Part no. 9286780
Module BMW E82 Junction Box Body Comfort Control Unit 9286780
Product currently unavailable
Part no. A6461500977-1
Mercedes Vito W639 646.980 Engine Unit ECU Kit A6461500977 Key Lock Automatic
Product currently unavailable
Part no. 7527072-7
BMW Z4 E85 2.5i M54 192HP Engine ECU Control Unit Module DME 7527072 Manual
Product currently unavailable
Part no. 9852926
BMW F31 X5 F15 Mini F60 Electric Tailgate Bootlid Control Unit Module 9852926
Product currently unavailable
Part no. A2118704789
Radio Head Unit Mercedes C219 W211 CD Player Audio Navi A2118704789
Product currently unavailable
Part no. 8513184-1
BMW X3 F25 20dX Diesel N47N 184HP Engine Module ECU Kit DDE 8513184 Key CAS4
Product currently unavailable
Part no. A0009000518
Audio Module Mercedes C238 Premium Sound E Control Unit A0009000518
Product currently unavailable
Part no. 9663528880
Citroen C4 Peugeot 3008 Starter Motor Engine Diesel 9663528880
Product currently unavailable
Part no. A2038206426
Mercedes-Benz C-Class W203 Front Right Door O/S Control Unit Module A2038206426
Product currently unavailable
Part no. 7356250
BMW E92 LCI Coupe Mini R56 R57 Xenon Headlight Ballast Headlamp Control 7356250
Product currently unavailable
Part no. 9226365
BMW F10 F11 Head Unit Basis Media Navigation System Controller Headunit 9226365
Product currently unavailable
Part no. 55217672
Vauxhall Corsa D 1.3 CDTI Engine Starter Motor 55217672
Product currently unavailable
Part no. 6989068-PS
Parking Ultrasonic Sensor Mini R50 R52 R53 PDC Unit Sensor Rear Pure Silver 900
Product currently unavailable
Part no. 6971960
BMW E87 ECU Junction Box Body Control Module Unit H2 PL2 JBBFE 6971960
Product currently unavailable
Part no. 6C1112A650AN
Ford Transit MK7 2.2 TDCI Diesel Engine Control Unit ECU Manual 6C1112A650AN
Product currently unavailable
Part no. 8K0919475AA
Audi A4 B8 PDC Assistance Parking Distance Control Module Unit ECU 8K0919475AA
Product currently unavailable
Part no. 3D0909601F
VW Volkswagen Touareg 7L Air Module Control Unit ECU SRS 3D0909601F
Product currently unavailable
Part no. 9676811880
Peugeot 307 3008 1.6 HDI Negative Battery Terminal Cable Wiring 9676811880
Product currently unavailable
Part no. 4461712
Ford Transit MK6 2.4 Diesel Engine Alternator Generator 4461712
Product currently unavailable
Part no. 252300973R
Renault Trafic III Vauxhall Vivaro B Relay 4-Pin Blue Electrical Unit 252300973R
Product currently unavailable
Part no. 8X0959795D
Audi A1 8X Rear Door Module Left N/S Control Unit ECU 8X0959795D
Product currently unavailable
Part no. 9147216
BMW 1 3 5 Series E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9147216
Product currently unavailable
Part no. 8K0907064CQ
Audi A5 8T Body Control Comfort Unit Module BCM Convenience Unit ECU 8K0907064CQ
Product currently unavailable
Part no. 9225185
BMW 1 3 Series E81 E87 E93 Antenna Phone With Cradle Mount 9225185
Product currently unavailable
Part no. 0001123044
Volkswagen VW Golf VI Passat B6 2.0 TDI Diesel Engine Starter Motor 0001123044
Product currently unavailable
Part no. 8582521-1
BMW F20 F30 125d 325d N47S1 Engine Control Unit ECU DDE 8582521 FEM Lock Key
Product currently unavailable
Part no. 1T0971120AC
Volkswagen VW Touran Door Harness Loom Cable Wiring Front Passenger 1T0971120AC
Product currently unavailable
Part no. 6G9Q10K019AA
Land Rover Freelander 2 L359 2.2 Alternator Support Bracket Mount 9661310080
Product currently unavailable
Part no. 7P5941572A
Volkswagen Golf Mk7 5G Headlight Ballast Module Left Right N/O/S 7P5941572A
Product currently unavailable
Part no. 03L903143K
Audi A4 B8 2.0 TDI Alternator Mount Tensioner Pulley Bracket Support 03L903143K
Product currently unavailable
Part no. 03C906027CF-1
Audi A1 8X 1.4 TFSI CAVG 185HP Petrol Engine ECU Kit Ignition + Key 03C906027CF
Product currently unavailable
Part no. A2105451303
Mercedes-Benz E-Class W210 Positive Plus Cable Wiring Cover Cap A2105451303
Product currently unavailable
Part no. 2D0911253
VW Volkswagen LT 35 Glow Plug Module Relay Control Unit Black 2D0911253
Product currently unavailable
Part no. 7595847
BMW X5 X6 E70 E71 Rear Differential Control Module Unit QMV 7595847
Product currently unavailable
Part no. 8K0907063L
Audi A4 B8 A5 8T Onboard Comfort Supply Control Module Unit ECU 8K0907063L
Product currently unavailable
Key components of vehicle electrical systems
Original electrical parts for popular car brands
A car's electrical system is a complex system responsible for many key functions—from engine starting to lighting and on-board electronics. Modern cars are equipped with increasingly advanced electrical solutions that not only improve driving comfort but also enhance safety. At the Global Parts automotive store you will find a wide range of used car parts , such as alternators, starters, batteries, control modules and other automotive electrical systems that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini and many others.
How does a car's electrical system work?
A car's electrical system is a complex system that consists of several key components that work together to ensure the vehicle's reliable operation:
- Battery accessories – Includes clamps, cables, holders and other components necessary for battery installation and maintenance.
- Electronic control modules and controllers – They control and manage the operation of various vehicle systems, such as the engine, air conditioning and ABS.
- Alternators and generators – Responsible for generating electricity and charging the battery while the engine is running.
- Parts for alternators and generators – Including voltage regulators, brushes and bearings that ensure proper operation of the alternator.
- Starters – Key components of the starting system that enable the engine to be started.
- Starter parts – Including bendixes, rotors and solenoids necessary for the proper operation of the starter.
- Batteries – They store the electrical energy necessary to start the engine and power on-board systems.
- Wires, harnesses and connectors – They transmit energy and electrical signals between various vehicle systems.
- Fuses and fuse boxes – Protect the electrical system against overloads and short circuits.
- Relays – They control the flow of current in individual electrical circuits of the vehicle. A functioning electrical system is the basis for the reliability of your car, regardless of operating conditions.
Key technical parameters of electrical systems
Each of these components has specific technical parameters that determine its compatibility with the vehicle. For example, alternators installed in mid-range cars (e.g., Volkswagen Passat B6) typically have a capacity of 90 A to 140 A, while luxury vehicles (e.g., Mercedes S-Class) require alternators with a capacity exceeding 180 A. Starter motors vary in torque and operating voltage – the standard is 12 V, while 24 V starters are used in heavy-duty vehicles.
Why is it worth taking care of your car's electrical system?
Regular maintenance and replacement of electrical system components is key to reliability and road safety. Faulty components can lead to:
- Problems starting the engine.
- Failure of safety systems such as ABS or airbags.
- Decreased efficiency of on-board equipment, e.g. lighting or air conditioning. At the Global Parts store we offer original used car parts , which have undergone detailed quality tests, ensuring their full functionality.
Symptoms of electrical system disruptions
In practice, electrical faults manifest themselves in a variety of ways. Drivers most often notice: dimming lights when parked, difficulty starting the engine, a voltage drop on the on-board computer, or air conditioning malfunctions. The table below presents typical correlations:
| Symptom | Possible cause | Item to check |
|---|---|---|
| Difficulty starting the engine | Worn out starter or battery | Starter motor, battery |
| Dimming the lights | Inefficient alternator | Alternator, voltage regulator |
| Electric windows not working | Damaged relays or harness | Relays, wires |
How to choose the right parts for your electrical system?
When choosing parts for the electrical system, such as alternators, starters or control modules, it is worth paying attention to:
- Vehicle-specific fit – Every car make and model requires specific specifications. At Global Parts, you'll find parts that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini, and many more .
- Technical condition – All used parts we offer are thoroughly checked to ensure their reliability.
- Technical parameters – For example, alternators should have appropriate current output, adapted to the needs of your vehicle.
Compatibility and fit
The selection of electrical parts is based primarily on OEM part numbers, but matching them to specific parameters is equally important, including current, voltage, and the number of connector pins. For example, the 120A alternator used in the Audi A4 B7 differs significantly from the 150A version installed in the Audi A6 C6 . Therefore, using manufacturer catalogs or providing the VIN makes finding the right component much easier.
Why choose used electrical parts?
Purchase of used car parts This solution allows you to combine savings with quality. Why choose it?
- Lower costs – Used alternators, starters and other parts are cheaper than new ones, but offer the same high quality.
- Ecology – You support recycling and reduce waste by choosing used car parts .
- Wide range – We offer electrical parts for the most popular car brands, so you can easily find what you need.
How to take care of your car's electrical system?
To ensure your electrical system operates reliably for years, it is worth remembering a few rules:
- Regularly check the battery condition and charge level.
- Take care of your cables and connectors – corrosion or damage can lead to voltage drops and failures.
- Monitor the operation of the alternator and starter – early detection of problems will help avoid more serious breakdowns. If you have any problems, you will find the right car parts at Global Parts that will help restore your vehicle to full working order.
Step-by-step control procedures
- Measure the battery voltage with a multimeter – the resting value should be approximately 12.6 V.
- Check the charging voltage with the engine running – the correct range is 13.8–14.5 V.
- Assess the condition of the wires and terminals – lack of corrosion and a firm seat are essential.
- If in doubt, check the quiescent current consumption – it should not exceed 0.05–0.08 A.
FAQ - Frequently asked questions about electrical systems in cars
| Question | Answer |
|---|---|
| What is a car electrical system? | This is a set of components responsible for powering and controlling all electrical functions in the car – from engine starting to multimedia. |
| What is an alternator for in a car? | The alternator generates electrical current when the engine is running and charges the battery. |
| What is the difference between a starter and an alternator? | The starter motor is used solely to start the engine, while the alternator is responsible for generating energy while driving. |
| How to check if the battery is working? | Just measure its voltage – a healthy battery should have approximately 12.6 V at rest and maintain a voltage above 10 V during cranking. |
| What are the most common symptoms of car electrical failure? | Problems starting the engine, flashing warning lights, power windows not working or dimming lights. |
| Do electrical parts from one model fit another? | Sometimes yes, but the key is to match it by VIN or OEM number – this guarantees compatibility. |
| How often should you check your electrical system? | It is worth performing basic diagnostics (battery, alternator) at least once a year or before a long trip. |
Summary: Automotive electrical systems at Global Parts Automotive Store
Automotive electrical systems are the foundation of the reliability and comfort of every modern vehicle. By choosing the right parts, such as alternators, batteries, and control modules, you can ensure your car's full operational efficiency. The Global Parts automotive store invites you to browse our wide selection of original used car parts . Whether you're looking for car parts for BMW , Audi , Volkswagen , Mercedes, Mini , or others, you'll find them at competitive prices. We strive to ensure every customer finds the right parts for their car, and if you have any questions or concerns about selecting the right components, we're happy to help! Please contact us – we're here to help! For more information and interesting facts, visit our automotive blog .