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.
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Part no. 7631109
BMW F20 F21 F30 F32 F87 Battery Cable Negative IBS 7631109
€23.95
Free delivery - Tue, Dec 02
If paid before 14:00
Part no. 9195246
Electronics Charging BMW E81 E87 E90 E91 Hands Free MULF2 9195246
€37.95
Free delivery - Tue, Dec 02
If paid before 14:00
Part no. 9210147
BMW F20 F30 Central Bass Speaker Stereo Subwoofer Left N/S 9210147
€23.95
Free delivery - Tue, Dec 02
If paid before 14:00
Part no. 8570676
BMW F30 F32 LCI N57N N57Z Diesel Engine Alternator Generator 230A Valeo 8570675
€51.95
Free delivery - Tue, Dec 02
If paid before 14:00
Part no. 8509023
BMW E90 E91 E92 E93 LCI X1 E84 X3 F25 Alternator Generator 180A N47N 8507624
€23.95
Free delivery - Tue, Dec 02
If paid before 14:00
Part no. 9210148
BMW F20 F30 Central Bass Speaker Stereo Subwoofer Right O/S 9210148
€23.95
Free delivery - Tue, Dec 02
If paid before 14:00
Part no. 7823291
Mini R55 R56 R57 LCI Alternator Generator Diesel 150A 7823291
€28.95
Free delivery - Tue, Dec 02
If paid before 14:00
Part no. A0009822023
Mercedes W204 W212 W221 Battery Relay Module Unit A0009822023
Product currently unavailable
Part no. 7555926
BMW E81 E90 E91 E60 LCI Petrol Alternator Generator 180A 7550968
€42.95
Free delivery - Tue, Dec 02
If paid before 14:00
Part no. A2124403758
Mercedes W212 Front Bumper PDC Wiring Parking Sensor Loom Harness A2124403758
Product currently unavailable
Part no. 6983304
BMW E87 ECU Body Control Module Unit H2 PL2 JBBFE 6983304
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Part no. 6980130
Module ULF BMW X3 X5 E53 E83 E87 Hands Free Bluetooth Charging 6980130
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Part no. E87 E90 Cable Aux 178cm
BMW 1 3 5 6 7 X1 X3 X5 X6 Series E81 E87 E90 Cable Audio Aux In Socket 178cm
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Part no. A6079002300-4
Mercedes W176 180 CDI OM607 Engine Control Unit Module ECU 237101754R Automatic
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Part no. A1408205126
Mercedes W140 Electric Seat Adjustment Control Unit Module ECU A1408205126
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Part no. 9462613
Camera Speed Control BMW i3 I01 F10 F20 F30 LCI KaFAS ECU Module Unit 9462613
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Part no. 03G971826A
VW Golf Mk5 Engine Wiring Loom Cable Harness Injector Module Diesel 03G971826A
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Part no. AH3210239BA
Land Rover Range Sport L320 3.0 D Alternator Mount Support Bracket AH3210239BA
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Part no. 6941509
Mini R50 R52 R53 Radio Boost CD Player Unit Head 6941509
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Part no. 4E0910563C
Audi S8 D3 Digital Radio DAB Tuner Receiver Module Kenwood 4E0035583C
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Part no. A6519009302-2
Mercedes W639 113 CDI 651.940 136HP Engine Module ECU Kit A6519009302 Key Lock
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Part no. 8P0907063A
Audi A3 8P BCM Body Control Unit Comfort Module 8P0907063A
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Part no. 2284105
Parking Brake Module BMW F10 M5 F12 F13 M6 Control Unit Lock Module 2284105
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Part no. 9291385
BMW X1 E84 Reversing Rear View Camera Control Unit Module 16129510
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Part no. 9345377
BMW F06 Gran Coupe Footwell Light Module Control Unit ECU FRM III 9345377
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Part no. 4F0959793R
Audi A6 C6 Door Module Front Driver's Side Control Unit ECU 4F0959793R
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Part no. 8P0057186SX
Audi A3 8P Multimedia Stereo Sat Nav CD Player Radio Head Unit 8P0057186SX
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Part no. A0155457032
Mercedes W124 S124 Ignition Engine Control Unit Module A0155457032
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Part no. 8610006-1
Mini Cooper S R56 LCI N18 1.6 184HP Engine ECU Kit DME 8610006 CAS3 Key Manual
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Part no. 7545789-14
MINI Cooper R52 R53 W11 170HP Engine ECU Control Unit DME 7545789 Manual
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Part no. 9204842
BMW X5 Series E70 Individual Audio System Amplifier Top-hifi Lear PL5 9204842
Product currently unavailable
Part no. 9313933-2
BMW F06 Footwell Light Module Control Unit ECU FRM3 6992947
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Part no. 8509036-3
BMW X5 E70 30sd M57N2 286HP Engine ECU Unit DDE 8509036 Automatic
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Part no. 7928646
BMW F34 GT Mini F55 F56 F60 Radio Remote Control Unit Receiver 434 MHZ 7928646
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Part no. 6870277
Air Module BMW X5 F15 X6 F16 ECU ICM Control Unit 6870277
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Part no. 03L903023F-1
Volkswagen Golf Mk6 Alternator Generator Electrical Unit Valeo 03L903023F
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Part no. 7E0971794A
Volkswagen Transporter T5 2.0 TDi CAAA Positive Battery Cable Wire 7E0971794A
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Part no. 9116543
PDC Control Unit BMW E46 Z4 E85 Mini R50 R53 Parking Unit Module 9116543
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Part no. 90464760
GM Vauxhall Opel Relay 4-Pin Glow Plug Unit Black Tyco 90464760
Product currently unavailable
Part no. 3455896-1
Mini R57 Convertible ECU Footwell Light Module High EKS PL3 FRM3R 3455896
Product currently unavailable
Part no. 6932644
BMW 3 5 Series E60 E71 E90 E92 Suppression Filter Aerial Module Antenna 6932644
Product currently unavailable
Part no. A2711502733
Wiring Harness Mercedes W203 M271 Kompressor Petrol Engine Camshaft A2711502733
Product currently unavailable
Part no. A1635452132
Mercedes ML W163 Seat Module Control Unit Front Left Right N/O/S A1635452132
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Part no. 3428544
BMW X3 E83 LCI Fuse Box Grouping Map Diagram Location 3428544
Product currently unavailable
Part no. 8573258
BMW F20 F21 F30 F31 116d 316d 118d 318d Diesel N47N Engine ECU 8573258 Manual
Product currently unavailable
Part no. 8627124
BMW X1 F48 Mini F55 F56 B37 B47 Engine Alternator Generator Denso 150A 8627124
Product currently unavailable
Part no. 6784961
BMW E81E88 E90 E92 Speed Sensor Yaw Rotary Rate Sensor Adaptive Steering 6784961
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Part no. 6921566
BMW E65 Control Unit Power ECU Module 6921566 6943489 6935431 6957026
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Part no. 55246588
Fiat Doblo 1.3 Diesel Multijet 90HP Engine Control Unit Module ECU 55246588
Product currently unavailable
Part no. 9110846
BMW 5 6 Series E60 E61 E63 Passenger Door Airbag Control Module 9110846
Product currently unavailable
Part no. 6C1T-11000-AE
Ford Transit MK6 2.2 TDCi Diesel Engine Starter Motor 6C1T-11000-AE
Product currently unavailable
Part no. 1406067
Alternator Ford Transit MK2 Sierra Scorpio 2.0 Engine Generator 1406067
Product currently unavailable
Part no. A2129003608
Air Suspension Module Mercedes W212 Regulation Level Control Unit A2129003608
Product currently unavailable
Part no. A2219007102
Mercedes W221 Fuse Box SAM Relay Control Unit Signal Module Front A2219007102
Product currently unavailable
Part no. 7798006-1
BMW E60 E61 E87 LCI E81 E82 X1 E84 E90 E91 N47 Diesel Starter Motor 7798006
Product currently unavailable
Part no. 9224950
BMW F30 Rear Bumper PDC Wiring Loom Harness Cables 9224950
Product currently unavailable
Part no. A2229063805
Fuse Box Mercedes GLC X253 Engine Compartment Relay Box Unit A2229063805
Product currently unavailable
Part no. 9326026
BMW F30 F31 F32 PDC Wiring Front Bumper Cable Loom Harness 9326026
Product currently unavailable
Part no. A2539006905
Mercedes GLC X253 Central Display Dashboard Infotainment Screen A2539006905
Product currently unavailable
Part no. A2129008404
Radio Head Unit Mercedes W212 COMAND Navi CD DVD Player Navigation A2129008404
Product currently unavailable
Part no. 6958198
BMW 1 3 Series E81 E87 E90 E91 E92 6-disc CD Changer With Magazine 6958198
Product currently unavailable
Part no. 7352601
BMW X1 Series F48 Head Air Module Roof Curtain Left N/S 7352601
Product currently unavailable
Part no. 7N0959795E
Skoda Yeti 5L Door ECU Module Control Unit Rear Left Right N/O/S 7N0959795E
Product currently unavailable
Part no. 9110890
BMW 1 3 Series E81 E87 E91 Switch Cluster Cruise Control Stalk Unit 9110890
Product currently unavailable
Part no. 8635624-3
Mini One F56 B38 102HP Petrol Engine ECU Control Unit Kit DME 8635624 BDC Keys
Product currently unavailable
Part no. 4E0919283C
Audi A8 D3 PDC Parking Distance Sensor Control Unit Module Rear 4E0919283C
Product currently unavailable
Part no. 6916407
BMW E53 PDC Parking Control Module Unit PDC 6916407 66216916407
Product currently unavailable
Part no. RHD-9322122
Central Information Display BMW F20 F21 F22 F23 Screen 6,5" 9322122
Product currently unavailable
Part no. 7621178-10
BMW E81 E88 E90 N43 118i 318i 143HP Engine Control ECU DME 7621178 Automatic
Product currently unavailable
Part no. 7577968-2
BMW E60 E90 N52 325i 525i ECU Kit Control Unit DME 7577968 CAS2 Key Automatic
Product currently unavailable
Part no. A6519003403-4
Mercedes Sprinter W906 OM651.955 163HP Engine Unit Module ECU A6519003403 Manual
Product currently unavailable
Part no. 9146710-1
Autoradio BMW X3 E83 Z4 E85 E86 Radio Business CD Player Control Unit 9146710
Product currently unavailable
Part no. 8C1T18C815AC
Ford Transit Mk7 6000cd Radio CD Player Head Unit 8C1T18C815AC
Product currently unavailable
Part no. 6840269
Antenna Amplifier BMW X4M F98 G02 Radio Signal FM2 DAB Amplifier Module 6840269
Product currently unavailable
Part no. CC1112B533AB
Ford Transit MK7 Diesel Glow Plug Relay Control Unit Module CC1112B533AB
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Part no. 8E1971029AA
Audi A4 B7 Door Wiring Harness Loom Front Cabling 8E1971029AA
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Part no. 9240528-2
BMW X1 E84 Footwell Xenon Light Control Module Lear FRM3R PL2 9240528
Product currently unavailable
Part no. A0999004101
Steering Lock Mercedes W176 W246 Control Unit Module VST A0999004101
Product currently unavailable
Part no. A1695407705-1
Mercedes W169 W245 Door Cable Harness Wiring Loom Front Left N/S A1695407705
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Part no. 7075943-1
BMW X5 E60 E61 E65 E70 Front Left N/S Seat Height Adjustment Drive
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Part no. 233003329R
Renault Clio Megane Scenic Diesel Engine Starter Motor 233003329R
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Part no. 9684613880
Peugeot 207 Partner 1.6 HDI Alternator Generator Support Bracket 9684613880
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Part no. 8518269-4
BMW E90 E91 LCI N47N 320d 184HP Engine Control ECU Kit DDE 8518269 + CAS3 + Keys
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Part no. 7646814
BMW F10 F20 LCI F30 B47 Diesel Alternator Generator Denso 210A 7646814
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Part no. 8506666-1
Mini One R56 LCI 90HP N47N Diesel Engine ECU Kit DDE CAS 3 Key 8506666
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Part no. 7645762-1
BMW Z4 E89 sDrive 20i N20 184HP Petrol Engine ECU Kit CAS3 + Key 7645762 Manual
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Part no. 6983009
BMW X5 E61 E65 E70 E90 Telematics ECU Control Unit GSM 6983009
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Part no. 4E0915181C
Audi A8 4E S8 D3 Battery Voltage Control Module 4E0910181C 4E0915181C
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Part no. 8X0919884J
Audi Universal SD Card Map Pilot Navigation Europe 2016 8X0919884J
Product currently unavailable
Part no. 8517727-4
Mini One D R56 LCI R60 90HP N47N Engine ECU Kit DDE 8517727 CAS3 Key Manual
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Part no. 8606776
BMW F20 F21 M135i F30 F31 335i N55 Engine Control Unit ECU 8606776 Automatic
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Part no. A0002703352
Mercedes W164 C207 Automatic Gearbox ECU Control Unit EGS Module A0002703352
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Part no. A2129001306
Mercedes W212 Fuse Box Rear SAM Relay Control Unit Module A2129001306
Product currently unavailable
Part no. 8V5971687K
Audi A3 8V Door Wiring Harness Loom Rear Left N/S 8V5971687K
Product currently unavailable
Part no. 059903018R
Audi A6 C7 3.0 TDI CLAA Alternator Generator Engine Unit Hitachi 059903018R
Product currently unavailable
Part no. A2195406207
PDC Wiring Mercedes W211 W219 Front Bumper Parking Sensor Loom Cable A2195406207
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Part no. A6429009900
Adblue Module Mercedes W164 W212 W221 Control Unit ECU A6429009900
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Part no. A0061514601
Starter Motor Mercedes Sprinter W203 W204 W211 OM646 Diesel Engine A0061514601
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Part no. 7551252
BMW X5 E53 3.0i Petrol M54 Alternator Valeo 140A 7551252
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 .