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. 8019683
BMW E60 E61 Rear PDC Parking Sensor Orientblau Orient Blue 8019683
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Part no. 6947119
BMW 7 Series E65 E66 E67 Control Unit Door Rear Driver Side 6947119
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Part no. 7550469
BMW E60N E61N E81 E87N E88 E90 E91 E92 E93 Alternator 7550469
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Part no. 7896848
BMW 5 Series E60 M5 Battery holder Hold Down Strap Bracket 7896848 6938434
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Part no. 9189850
BMW Z4 Series E89 Convertible Positive Battery Cable Wiring Lead 9189850
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Part no. 6965050
CAS2 Module BMW E60 E61 E63 E64 Car Access Control Unit ECU 6965050
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Part no. 6922666
BMW 7 Series E65 Spare Key Fob Emergency Adapter Case Holder Mount Slot 6922666
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Part no. 9123572
BMW 5 6 Series E60 E61 E63 E64 Battery Lead Negative Adapter IBS 9123572
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Part no. 7589971-3
Mini One R56 N12 1.4 N12B14A 95HP Petrol ECU Kit DME 7589971 + CAS3 + Key
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Part no. 6943538
BMW E92 Driver's Seat Memory Wiring Cables Loom Harness 6943523
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Part no. 3453743-1
Mini Clubman Cooper R55 Footwell Light Module High EKS ECU PL3 FRM II 3453743
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Part no. 7555361-1
BMW 3 5 Series E60 E61 E90 E91 N52 325i 525i ECU Kit DME CAS2 Key 7555361 Manual
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Part no. 7837231-1
BMW 5 Series E60 M5 E63 M6 S85 Engine Control Unit ECU DME Unit 7837231 5WK9359
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Part no. 9119491
BMW E90 ECU Body Control Module Unit Junction Box H1 PL2 JBBFE 9119491
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Part no. 9240527
BMW X1 Series E84 ECU Footwell Light Module BASIS PL2 FRM3R Lear 9240527
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Part no. 7580279-4
BMW E81 E87 E90 120i 320i N43 170HP ECU Kit DME 7580279 CAS3 Key Manual
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Part no. 3413402
BMW X3 E83 2.5i 3.0i M54 Battery Lead Positive Cable Plus Pole 3413402
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Part no. 9177978-1
BMW E82 Coupe ECU Body Control Module Junction Box L1 PL2 JBBFE II 9177978
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Part no. 9120773
BMW E60 E61 Doors Wiring Loom Harness Co-Drivers Passengers Side 9120773
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Part no. 6957528
BMW 5 6 E60 E63 LCI Body Control Module ECU Control Unit KBM Basis 6957528
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Part no. 2757771
Mini Cooper R50 R53 R56 R57 R58 Fuel Tank Heat Insulation Plate 2757771
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Part no. 9240524
BMW E88 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9240524
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Part no. 6924555
BMW 7 Series E65 E66 Driver's Seat Airbag Sensor Control Unit Module
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Part no. 8384527
BMW X5 Series E53 Electrical Power Distribution Fuse Box 8384527
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Part no. 6927704
BMW 5 Series E60 E61 LCI Battery Cable Lead Positive Underfloor 6927704
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Part no. 9175866
BMW E60 E61 Front Right Door O/S Wiring Cables Harness 9175863
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Part no. 7580279-2
BMW E87 LCI E90 E92 120i 320i N43 170HP ECU Kit DME 7580279 CAS3 + Key Manual
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Part no. 6989782
BMW 5 Series E61 Touring Positive Battery Cable Lead Plus Pole 6989782 9127768
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Part no. 7576921
Mini Cooper R55 R56 R57 Mitsubishi Engine Alternator Generator Petrol 7576921
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Part no. 7552697
Mini Cooper One Clubman R55 R56 R57 R59 R60 JCW Engine Starter Motor 7552697
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Part no. 3456051
Mini Cooper R55 LCI Footwell Light Module High EKS ECU PL3 FRM3R 3456051
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Part no. 6922265
BMW 7 Series E65 E66 E67 Control Unit Door Rear Driver-Side 6922265
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Part no. 8512499-2
BMW 1 3 Series E87 E90 LCI N47 116d 316d Diesel ECU Kit DDE 8512499 CAS 3 Key
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Part no. 9236531
BMW E81 E87 E90 E91 LCI E92 E93 CD Radio Business 9236531
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Part no. 6926795
BMW 7 Series E65 Battery Cable Plus Pole 6926795 61126926795
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Part no. 9159808
BMW E92 Xenon Footwell Light Module Control Unit ECU PL2 FRM II 9159808
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Part no. 6971960
BMW E87 ECU Junction Box Body Control Module Unit H2 PL2 JBBFE 6971960
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Part no. 6921980-1
Door Module BMW E65 E66 Door Control Unit ECU TFT Rear Left N/S 6922263
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Part no. 9137056
BMW 5 7 Series E60 E65 Sunroof Sliding Roof Drive Unit Motor Actuator
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Part no. 7583225-9
BMW E87 LCI E90 N43 116i 118i 320i DME Engine Control Unit 7583225
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Part no. 7552176-5
BMW E87 E90 118i 318i N46 129HP Engine Control Unit ECU Kit DME 7552176 CAS2 Key
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Part no. 420295
Mini R55 R56 R57 Halogen Headlights Control Unit Module ECE 0420295
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Part no. 7589971-2
ECU Kit Mini One R55 R56 R57 N12 95HP DME 7589971 + CAS3 + Key Manual
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Part no. 7545042-4
BMW 1 3 Series E87 E90 120i 320i N46 ECU Kit DME CAS2 2 Keys 7545042 Manual
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Part no. 6957342
BMW 5 6 Series E60 E63 On-board Navigation Display Monitor Screen 6,5" 6957342
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Part no. 7501738
BMW X5 E53 3.0i M54 1,4KW Starter Motor 7501738
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Part no. 7787354
BMW X3 E46 E60 LCI E83 E87 Starter Motor 2.0KW Diesel M47N2 7787354
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Part no. 3452071-1
BMW Mini Cooper R55 R56 R57 CCC CD DVD Navigation Sat Nav Head Unit 9185540
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Part no. 9125035
BMW 3 Series E90 E90N E91N E92 E93 LCI Positive Cable Battery Lead 9125035
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Part no. 3452681-1
Mini Cooper One 1 R55 R56 R57 Radio Boost CD Player Head Unit 3452681
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Part no. 7501593
BMW 3 5 X5 Series E39 E46 E53 3.0i M54 Generator Alternator 120A VALEO 7501593
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Part no. 3425833
BMW X3 E83 2.5i 3.0i M54 Wiring Harness Cable Engine Ignition Module 3412247
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Part no. 6948167
BMW 5 Series E60 E61 Centre Console DTC PDC Switch Center Cluster 9134025
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Part no. 398174
BMW 3 5 X3 Series E60 E83 E90 Portable DVD System Docking Station Grey 0398174
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Part no. 6929347-1
BMW 1 3 SERIES E82 E90 E92 Roof Antenna Aerial Shark Fin GPS Radio TeL 1682646
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Part no. A0051513901
Kompressor Mercedes W203 W211 M271 Petrol Engine Starter Motor A0051513901
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Part no. 7510738
Mini Cooper One R50 R52 R53 Ignition Coil Pack and Leads Set 2122435
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Part no. 6925330
Central Bass Speaker BMW E81 E87 E90 E91 E92 Stereo Audio Right O/S 6925330
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Part no. 6955927
BMW 3 X1 Series E84 E91 E91N LCI Control Unit Sliding Lifting Roof 6955927
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Part no. 6946384
BMW 5 Series E60 E61 Airbag ECU Control Unit Gateway Module
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Part no. 7557395-15
MINI S R52 R53 W11 170HP Engine Control Unit ECU DME 7557395 Manual Gearbox
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Part no. 7811111-2
BMW X3 E83 LCI 2.0d N47 Engine ECU Module Kit DDE 7811111 + EWS + Key
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Part no. 8378337
BMW 3 Series E46 Cable Harness Wiring Loom Door Rear Left / Right N/O/S 8378337
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Part no. 3453634
Stereo Head Unit Mini Cooper One R55 R56 R57 Radio Boost CD Player 3453634
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Part no. 6906598
Mini Cooper One R50 R52 R53 JCW Fuse Relay Electrical Box Housing 6906598
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Part no. 6953044
BMW E81 E87 E90 Hands Free Electronics Charging Module MULF 6953044
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Part no. 7552815
BMW Z4 E89 23i 30i N52N Alternator Denso 170A 7552815
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Part no. 7640005-6
Mini Cooper R56 N12 1.6 120HP Petrol ECU Kit DME 7640005 CAS3 + Key Automatic
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Part no. 7809001-1
BMW 1 3 Series E87 LCI E90 118d 318d N47 Diesel ECU KIT DDE 7809001 + CAS3 Key
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Part no. 6915580
BMW MINI Cooper R50 R53 JCW Cable Harness Door Right O/S Door Loom Driver Side
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Part no. 7795844-4
BMW 1 3 Series E87 E90 E91 118d 318d Engine ECU Kit DDE CAS2 Key 7795844
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Part no. 6907395
BMW X5 Series E53 Electrical Power Distribution Fuse Box 6907395
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Part no. 7561834-12
BMW E87 E90 N46 118i 318i 129HP ECU Engine Module KIT DME 7561834 CAS2 Key
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Part no. 9149656
Bluetooth Module BMW E81 E87 E90 E91 Hands-free Control Unit MULF2 9149656
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Part no. 7797496-1
BMW 1 3 Series 1 E87 E90 E91 M47N2 118d 318d ECU Kit DDE 7797496 CAS2 + Key
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Part no. 7797521
BMW E60 E61 E63 E65 E83 Alternator Generator VALEO 170A 7797521
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Part no. 6978713
BMW E60 Body Control Module ECU Control Unit KBM Basis 6978713
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Part no. 7835548
BMW 5 6 Series E60 E61 LCI E63 E64 M5 M6 Earth Cable Starter Battery 7835548
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Part no. 6906588
BMW E60 E61 E63 E64 Power Distribution Fuse Relay Box Rear 6906588
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Part no. 6914610
BMW X5 Series E53 Multi Information Display Tuner Radio Control Panel 6914610
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Part no. 9126314
BMW E92 Xenon Footwell Light Module Control Unit ECU FRMFA 9126314
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Part no. 6931721
BMW 5 Series E60 Diversity Antenna Amplifier TV 868 MHz 6988058 6931721
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Part no. 7616500
BMW E90 E91 E92 N52 N52N Engine Starter Motor Valeo 7616500
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Part no. 7788680-3
Starter Motor BMW E46 E60 E83 E53 M57N Diesel Engine Starting Unit
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Part no. A0061510301
Mercedes W169 W245 Petrol Engine Starter Motor M266 A0061510301
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Part no. A2465407932
Battery Starter Wiring Mercedes W176 W246 Harness Cable Positive A2465407932
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Part no. 9310461
Radio Player BMW F20 F21 F22 F30 F31 CD Bluetooth Head Unit Control 9310461
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Part no. 7574365-1
Alternator Generator Mini Cooper R55 R56 R57 R57 R58 LCI Petrol 7574365
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Part no. 7810001-2
BMW E81 E87 LCI E90 118d 318d N47 143HP Diesel ECU KIT DDE 7810001 CAS3 + Key
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Part no. 8513814
Engine Wiring BMW F10 F11 520d N47N Loom Cable Harness Injector Module 8513814
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Part no. 2990415
BMW X1 E84 Front Door Handle Bowden Pull Cable Wiring 2990415
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Part no. 7810980-1
BMW E60 E90 X5 E70 3.0sd 335d 535d M57N2 Engine ECU KIT DDE 7810980 CAS3 + Key
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Part no. 7796819-1
Engine Wiring BMW X5 E53 3.0d M57N Loom Cable Harness Injector Module 7796819
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Part no. 7532966-1
BMW E87 E90 LCI Alternator Generator Bosch 150A Petrol Engine EAL1179
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Part no. 7802471-1
Alternator Generator BMW E87 E90 E91 Diesel Engine Electrical Unit 150A 7802471
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Part no. 8506281-1
BMW E87 E90 LCI 116d 316d Diesel N47 ECU KIT Engine DDE 8506281 CAS3 Key Manual
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Part no. 6934413
BMW X5 E53 Onboard Computer Navigation System Monitor Widescreen 6934413
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Part no. 7588502-2
BMW Mini Cooper R55 R56 N12 1.6 Petrol Engine ECU Kit DME 7588502 CAS3 + 2 Keys
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Part no. 7567321-1
BMW 1 3 Series E81 E87 LCI E90 116i 316i N45N ECU Kit DME 7567321 + CAS3 + Key
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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 .