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. A2385406926
Mercedes W213 OM654 Battery Cable Starter Alternator Wiring Harness A2385406926
Product currently unavailable
Part no. 2354701
BMW E60 E65 E70 E81 E87 E90 F10 Engine Starter Motor 2354701
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. 1125053
Audi A4 B7 Starter Motor Engine Diesel Bosch 0001125053
Product currently unavailable
Part no. 9200447-1
BMW E90 M-Audio System CD Player Controller Navigation Sat Head Unit 9200447
Product currently unavailable
Part no. 7207576
BMW X5 E70 X6 E71 Module Control Unit Trunk Lid Rear Tailgate Lift 7207576
Product currently unavailable
Part no. 8519663-6
Mini Cooper D R56 LCI N47N Diesel Engine ECU Kit DDE 8519663 CAS3 Keys Manual
Product currently unavailable
-5%
Part no. 8K0907801N
Audi A5 8T Electric Hand Parking Brake Control Unit ECU 8K0907801N
Product currently unavailable
Part no. 6G9N-11000-FA
Starter Motor Ford Galaxy Mondeo S-Max TDCi Diesel Engine Starter 6G9N-11000-FA
Product currently unavailable
Part no. 070903143C
Volkswagen Touareg 7L Alternator Mounting Bracket Carrier Holder 070903143C
Product currently unavailable
Part no. 9666968177
Citroen Berlingo Peugeot Partner CD Player MP3 Radio Stereo Head Unit 9666968177
Product currently unavailable
Part no. 5E0035842A
Skoda Octavia 5E MMI Multimedia Interface Unit Module Control ECU 5E0035842A
Product currently unavailable
Part no. A2469006710
Radio CD Player Mercedes W176 W246 COMAND Nav Sat Head Unit A2469006710
Product currently unavailable
Part no. 8707679
BMW F20 F21 F22 Body Control Module Unit FEM 8707679
Product currently unavailable
Part no. 9805343480
Citroen Relay III Alternator Generator Valeo 9805343480
Product currently unavailable
Part no. A2139000323
Mercedes W213 Multifunction Front Camera Control Unit A2139000323
Product currently unavailable
Part no. A9069005504
Mercedes W906 Fuse Box Relay Control Unit Electric Module SAM A9069005504
Product currently unavailable
-40%
Part no. 03L911021E
Audi A4 B8 Starter Motor Engine Motor Actuator Diesel Bosch 03L911021E
Product currently unavailable
Part no. 8574351-5
BMW X1 E84 18dX Diesel N47N Engine Unit ECU Kit DDE 8574351 CAS3 Key Automatic
Product currently unavailable
Part no. ROAD-TOP-DECODER
Road Top HD Digital Decoder Retrofit Kit Module Camera CarPlay Control Unit
Product currently unavailable
Part no. 9118071
BMW 5 Series E60 E63 Radio M-ASK M-Audio System Controller CD Player 6944109
Product currently unavailable
Part no. A1645450201
Fuse Box Mercedes ML W164 W251 OM642 Diesel Relay Module Unit A1645450201
Product currently unavailable
Part no. 1432978
BMW E39 Alternator Generator 14V 50/90A 1432978
Product currently unavailable
Part no. 6932985-1
BMW X5 Series 1 E53 PDC Parking Control Module Unit PDC 6932985
Product currently unavailable
Part no. A0025421219-1
Mercedes W168 W203 W211 W218 Relay Unit 5-Pin Yellow Hella A0025421219
Product currently unavailable
Part no. A1669005517
Mercedes W207 Telematic Communication Control Unit Module A1669005517
Product currently unavailable
Part no. 4L0698007A
Audi Q7 4L Air Suspension Level Height Adjustment Compressor Pump 4L0698007A
Product currently unavailable
Part no. 6976157
BMW E60 E61 Driver's Side Door Air Module Control Unit Module 6976157
Product currently unavailable
Part no. A2045421418
Mercedes-Benz A C W169 W204 Battery Negative Earth Cable Wiring A2045421418
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. 03L903143K
Audi A4 B8 2.0 TDI Alternator Mount Tensioner Pulley Bracket Support 03L903143K
Product currently unavailable
Part no. 9252637
BMW X1 E84 Parking Control Module Unit PDC ECU 9252637
Product currently unavailable
Part no. 9891562
Seat module BMW G11 G20 G30 G01 G02 Seat Control Unit Module ECU 9891562
Product currently unavailable
Part no. 06E903016S
Audi A4 B8 3.2 FSI Alternator Generator 06E903016S
Product currently unavailable
-5%
Part no. 2754241-1
BMW MINI Cooper R55 R56 R57 R60 Engine Computer Mount Support Bracket Holder
Product currently unavailable
Part no. 8380255
BMW X5 Series E53 Control Element Light Switch 8380255
Product currently unavailable
Part no. 8513414
BMW X3 F25 N47N Diesel Engine Wiring Loom Harness Cable 8513414
Product currently unavailable
Part no. 3457429-1
Mini Cooper R61 Footwell Light Module High EKS SZT ECU FRM3R PL3 Lear 3457429
Product currently unavailable
Part no. 03C903023G-1
Audi Seat Skoda Volkswagen 1.4 TSI Petrol Alternator Generator 110A 03C903023G
Product currently unavailable
-15%
Part no. 059911022
AUDI Q5 8R Quattro 3.0 TDI Diesel CCWA CCWB Starter Motor 059911022
Product currently unavailable
Part no. 9810525380
Peugeot Partner B9 Alternator Generator VALEO 9810525380
Product currently unavailable
Part no. 6825538
Comfort Module Unit BMW F20 F21 F30 F31 F32 Body Control FEM ECU LR01 6825538
Product currently unavailable
Part no. 077911023-1
Volkswagen Touareg 7L Engine Starter Motor 077911023
Product currently unavailable
Part no. A0002704652
Mercedes W907 DSM ISM Gearbox Control Unit Module Cloning Coding A0002704652
Product currently unavailable
Part no. 9321022-1
Mini Cooper F55 F56 F57 B+ Junction Terminal Box 300-400 W 9321022
Product currently unavailable
Part no. 8506657
BMW X3 F25 Starter Motor Diesel Engine 12V Bosch 8506657
Product currently unavailable
Part no. A0009062302-1
Starter Motor Mercedes W639 W906 Diesel Engine A0009062302 0986024530
Product currently unavailable
Part no. 9646679980
Peugeot 207 1.6 HDI Diesel Engine Starter Motor Engine Unit 9646679980
Product currently unavailable
Part no. A2465410105
Battery Cover Mercedes C117 W176 W246 Frame Bracket Mount Holder A2465410105
Product currently unavailable
-15%
Part no. A0061516001
Mercedes R171 W204 W212 Starter Motor Bosch M272 Engine Petrol A0061516001
Product currently unavailable
Part no. 4E0910888PX
Audi Q7 4L Navigation Sat Stereo Radio Audio Head Unit CD Player 4E0910888PX
Product currently unavailable
-15%
Part no. 7605478
BMW 1 3 Z4 Series F20 F30 E89 Petrol Alternator 170A 7605478
Product currently unavailable
Part no. 6978713
BMW E60 Body Control Module ECU Control Unit KBM Basis 6978713
Product currently unavailable
Part no. 8582719-5
Mini F55 F56 Cooper D B37 Diesel Engine ECU Kit DDE 8582719 BDC + Key Automatic
Product currently unavailable
Part no. 6964263
BMW 3 Series E93 E93N Cabrio Module Bracket Holder CTM 6964263
Product currently unavailable
Part no. 7856775
Injection Wiring BMW F90 M5 F91 M8 S63M Cyl. 5-8 Loom Valve Ignition 7856775
Product currently unavailable
Part no. 8507915
Engine Wiring BMW F20 F30 N47S1 EU5 Loom Module Harness Cable 8507915
Product currently unavailable
Part no. A2709002100-7
Mercedes W176 A200 BlueEFFICIENCY 270.910 156HP Engine ECU Module A2709002100
Product currently unavailable
Part no. 7615981-2
Mini One R55 R56 R57 LCI N16 1.6 Petrol Engine ECU Kit DME 7615981 + CAS 3 + Key
Product currently unavailable
Part no. 7L0937503D
Audi Q7 4L Fuse Box Relay Control Unit Module 7L0937503D
Product currently unavailable
Part no. 8966142A10
Toyota RAV4 2.0d 1CD-FTV Diesel Engine Control ECU Manual Gearbox 89661-42A10
Product currently unavailable
Part no. 03L906018JH-1
Audi A5 8T 2.0 TDI CGLC Engine Unit ECU Kit 03L906018JH Key Ignition Lock
Product currently unavailable
Part no. 4E0616575K
Audi S8 A8 D3 4E Air Shock Absorber Sensor Damper Front Left N/S 4E0616575K
Product currently unavailable
Part no. 6904905-2
BMW E65 E66 Battery Cable Positive Plus Pole 6904905
Product currently unavailable
Part no. 6828076
BMW X3 G01 Fuse Relay Box Control Unit ECU 6828076 8795477
Product currently unavailable
Part no. 8V5971687K
Audi A3 8V Door Wiring Harness Loom Rear Left N/S 8V5971687K
Product currently unavailable
Part no. 3451927
BMW Mini Cooper One R56 High SPEG DC/DC H3 Fuse Distribution Box 3451927
Product currently unavailable
Part no. 7805585
BMW X5 E70 3.0d M57N2 235HP Engine Control Unit ECU DDE 7805585 Automatic
Product currently unavailable
Part no. 03G903016G
Audi Q5 8R 2.0 TDI CJCA Diesel Engine Alternator Generator 03G903016G
Product currently unavailable
Part no. A1635420618
Mercedes-Benz C CLK W203 W208 Lateral Acceleration Speed Sensor A1635420618
Product currently unavailable
Part no. 9183373
Bluetooth Module BMW E81 E87 E90 E91 Hands Free High MULF2 Harman Becker 9183373
Product currently unavailable
Part no. 5N0035342F
VW Volskwagen Polo 6R Multimedia Electronic Control Interface Module 5N0035342F
Product currently unavailable
Part no. 05E903018G
Volkswagen Golf CD1 Alternator Engine Generator Valeo 05E903018G
Product currently unavailable
Part no. 5Q0907521D
Audi A3 8V Heater Blower Motor Fan Resistor 5Q0907521D
Product currently unavailable
Part no. 9166667
BMW X5 E70 Footwell ECU Light Control Unit Module FRM II Lear 9166667
Product currently unavailable
Part no. 504121602
Iveco Daily 2.3 Diesel Engine F1AE0481 Unit Module ECU Manual 504121602
Product currently unavailable
Part no. 6872319
BMW F30 F31 F32 Towing Hitch Trailer Hook Module Control Unit 6872319
Product currently unavailable
Part no. 9213372-2
Mini R55 R56 R58 R59 R60 Fuse Box Relay Electrical System Distribution 9213372
Product currently unavailable
Part no. A1569003303
Mercedes X156 GLE W166 Surround View Camera Control Unit Module A1569003303
Product currently unavailable
Part no. 06Q911024
Audi A4 B8 B9 A6 C8 Engine Starter Motor Denso 2.0 TFSI Petrol 06Q911024
Product currently unavailable
-15%
Part no. 02M911024N
Audi TT 8J Starter Motor Engine Diesel Valeo 02M911024N
Product currently unavailable
Part no. 9353990
Audio Amplifier BMW F20 F21 Mini F55 F56 Top Hifi Harman Kardon Unit 9353990
Product currently unavailable
Part no. 7576297
BMW X5 E70 3.0si 272HP N52N ECU Engine Control Unit Kit DME 7576297 Automatic
Product currently unavailable
Part no. 7552105-1
Mini Cooper One 1 R55 R56 R58 N12 Petrol Engine Starter Motor NAPA NSM1093
Product currently unavailable
Part no. A9066200131
Mercedes-Benz Sprinter W906 Battery Tray Housing Box Case A9066200131
Product currently unavailable
Part no. A2108200789
Mercedes-Benz E-Class W210 Estate Radio Aerial Antenna Amplifier A2108200789
Product currently unavailable
Part no. A2105401930
Mercedes-Benz E-Class W210 Battery Positive Plus Cable Loom Harness A2105401930
Product currently unavailable
Part no. A6681530879
Mercedes-Benz W168 A 170 CDI OM668.942 Engine Control Module A6681530879 Manual
Product currently unavailable
Part no. 6971703-1
BMW 3 Series 1 E90 Radio Professional CD Player 65126971703 6971703
Product currently unavailable
Part no. 9266411
BMW X3 F25 Central Gateway Module Control Unit Lear ZGW-02 MID 9266411
Product currently unavailable
Part no. A0005460373
Mercedes-Benz E S R Class W211 W221 W251 Replacement Fuse Kit A0005460373
Product currently unavailable
Part no. 068911024G
Volkswagen VW Passat B5 TDI Diesel Engine Starter Motor Actuator 068911024G
Product currently unavailable
Part no. 6938975-1
CD Changer BMW E60 E61 E63 E64 Compact 6-disc Magazine 6938975
Product currently unavailable
Part no. 8X2311001AA
Jaguar XF X250 Diesel Engine Starter Motor 12V DENSO 8X2311001AA
Product currently unavailable
Part no. 7343935
Trunk Lid Module BMW F31 F15 F16 F36 Control Unit Rear Tailgate Lift 7343935
Product currently unavailable
Part no. 9283673
Mini R58 R59 Wiring Set Loom Harness PDC Rear Bumper 9283673
Product currently unavailable
Part no. 8P4963553A
Audi A3 8P Front Seat Occupation Sensor Left Right N/O/S 8P4963553A
Product currently unavailable
Part no. 079903018X
Audi A4 B7 4.2 FSI V8 Petrol Engine Alternator Generator 079903018X
Product currently unavailable
Part no. 8379502-1
BMW 3 5 7 Series E36 E38 E39 Key Transmitter Receiver Module Unit 8362337
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 .