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. 8626172-2
BMW F34 320IX N20 245HP Engine Control ECU Kit Module DDE 8626172 FEM Key
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BMW F30 320iX N20 ECU Kit Engine Control Unit DME 8606306 Key FEM Automatic
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Audi A3 8P 1.4 TFSI CAXC 125HP Engine Control Unit ECU 03C906016S Manual
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BMW X3 F25 Battery Cable Wire Lead Positive Terminal 9243644
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Control Unit BMW F01 F02 F07 Air Suspension Control Module ECU 6799676
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BMW E39 525d 530d E53 3.0d M57 Basic DDE Control Unit DDE 7790220 Automatic
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Mercedes R171 272.963 SLK350 272HP Engine Module ECU A2721533391 Automatic
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BMW F10 F11 530d N57 245HP Engine Control Unit ECU Module DDE 8510643 Automatic
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BMW E92 Telematics Bluetooth Control Unit Module 9205930
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BMW E93 Convertible Rear Bumper PDC Cables Wiring Loom Set 9133625
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Mercedes W907 Central Multimedia Navi GPS Control Head Unit ECU A2479001210
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BMW E60 530i E90 330i N52 258HP Engine Control Unit ECU DME 7561684 Automatic
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Audi Q3 RSQ3 F3 A1 MK2 Gateway Control Unit Module ECU GW MQB High 3Q0907530AL
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Part no. 7629130-1
BMW E90 E91 E92 LCI 335i N55 306HP Engine ECU DME Kit CAS3 + Key 7629130 Manual
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BMW 5 E60 E61 Front Left Door Wiring Loom Harness Passenger Side 9142918
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Part no. 9263795
Footwell Module BMW E88 Light ECU PL2 FRM3R Lear 9263795
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Part no. 8507918
BMW F20 F21 N47S1 Engine Wiring Harness Injector Module Loom Cable 8507918
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Part no. 8636068
Engine Wiring BMW F20 120i F30 320i 330i LCI B48 Cable Loom Harness 8636068
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Part no. 9869879
Mini Cooper One F54 F55 F56 F60 ECU Body Domain Controller BDC Module 9869879
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Part no. A6519007103
Mercedes W907 314CDI OM651.958 Engine Control Unit ECU A6519007103 Automatic
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Part no. 5A1FC41
BMW X3 X4 G11 G30 G31 G32 G01 G02 Air Module Control Unit ECU SRS Module 5A1FC41
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BMW F20 F30 F32 LCI 118d 318d B47 Engine Control ECU DDE Kit 8598759 Automatic
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Part no. Halfords 95Ah Acid Accumulator
Halfords 12V Lead Acid Accumulator Battery 95Ah 800A HB019
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Part no. 7100408-1
BMW G01 LCI 20dX Diesel B47D Engine Control Unit ECU Kit 7100408 Key BDC
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Part no. A2059001419
Mercedes W205 GLC X253 Air Conditioning Climat A/C Control Module A2059001419
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Engine Wiring BMW Z4 E85 E86 Petrol N52 Loom Harness Module Manual 7556880
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Audi Q5 8R Door Lock Control Module Unit ECU Front Left N/S 8K0959792N
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Part no. 7513983-1
Mini Cooper R50 Engine W10 116HP Engine ECU Kit DME 7513983 EWS Key Automatic
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Part no. 1025-27
BMW X3 E83 GPS Navigation Display Screen Android Auto CarPlay 10,25" 1025-27
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Mercedes W204 Fuse Box SAM Relay Control Module A0045459201
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Part no. 3456034-2
Footwell Module Mini R56 Cooper Light LOW EKS ECU PL3 FRM3R Lear 3456034
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Part no. 2Q907561C-1
Volkswagen VW Crafter Front Distance Radar Sensor 2Q907561C
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Part no. A1718205826
Mercedes SLK R171 Air Module Bag SRS Control Unit ECU A1718205826
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Part no. A2129009829
Mercedes W166 IGW MID Gateway Control Module Unit ECU A2129009829
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Part no. 8481599
Adblue Module BMW G20 G21 G30 G31 X3 G01 Control Unit ECU SCR 8481599
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Part no. 7640005-14
Mini One R55 R56 R57 Petrol N12 1.4 95HP Engine Control Unit ECU DME 7640005
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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. 6894065
BMW G01 G02 G20 G30 F98 Control Unit Trailer Tow Hitch 6894065
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Part no. Halfords AGM 70Ah
Halfords 12V Start Stop AGM Accumulator Battery 70Ah 760A 096AGM
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Part no. 5A23E92
Telematics Module BMW F40 F44 G20 Telephone Control Unit ATM ECE 4G 5A23E92
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Part no. 8645761
BMW F45 F46 F48 Mini F54 F55 F56 F57 B48C Intercooler Charge Air Cooler 8645761
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BMW F01 F02 F03 F07 F10 Tailgate Lift Rear Function Module Control Unit 7240611
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Part no. 9T1T-15K600-ED
Ford Transit Connect Control Unit Central Door Locking Module ECU 9T1T15K600ED
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BMW E39 6-disc CD Changer without Magazine 6908948
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Mercedes Sprinter W906 Battery Bracket Mount Carrier Support A9065410040
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Mercedes W205 Electric Parking Brake Control Unit Module A2229005210
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BMW E64 CCC Sat Navigation System CD Player Head Unit 9185528
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Mercedes W203 C200 CDI OM646.962 122HP ECU Kit 2 Keys Lock A6461506679 Automatic
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BMW F30 F31 F32 Radio Professional CD Bluetooth Player Head Unit 9357994
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Part no. 5A7A158
Mini Clubman F54 LCI Head Unit Basic Navigation 2 Radio Player Alpine 5A7A158
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Part no. 4KE035282H
Audi A4 B9 Communication Telematics Control Module Unit ECU 4KE035282H
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Part no. 9345322-1
BMW 5 F13 ECU Body Control Module V2 Junction Box PL6 JBBFE III 9345322
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Part no. 9342242
Mini F54 F55 F56 Active Sound Design Radio Audio Amplifer Control Module 9342242
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Part no. 9351679-1
BMW F10 F20 F22 F30 Navigation Sat Nav Head Unit High 9351679
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Part no. A1679008812
Seat Module Mercedes W167 W177 W247 Control Unit ECU A1679008812
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Part no. 6981566
Navigation Head Unit BMW E60 E61 CCC CD Sat Nav Player System Controller 6981566
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Part no. 30327N
BMW F20 F21 F30 F34 Diesel Engine Starter Motor 30327N
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Part no. A1679008311
Mercedes C238 Door Control Unit Module ECU Front Left N/S A1679008311
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Part no. 8507924
Gearbox Wiring BMW F20 F30 125d 325d N47S1 Engine Loom Harness Cables 8507924
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Part no. 9664843780-2
Citroen C4 Picasso 1.6 HDI 9HT Engine Control Unit ECU EDC 9664843780 Manual
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Part no. 7H0843637E
Volkswagen T5 Rear Sliding Door Locking Lock Plate Catch Left N/S A6397601904
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Part no. 9261591-IBB
BMW F20 F21 F30 PDC Front Ultrasonic Parking Sensor PDC Set x2 Imperial Blue-A89
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Part no. 8621260
Mini Cooper S R60 N18 Engine Control Unit Module DME 8621260 Manual
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Part no. 7P5941591AH
Seat Ateca Mk3 Headlight Module Headlamp Ballast Left Right N/O/S 7P5941591AH
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Part no. 6983334
Mini R50 R53 6-Disc CD Changer Multichanger Without Magazine 6983334
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Part no. SP327ZZ
ECS Electronics 12V Trailer Module Control Unit SP327ZZ 5F008V0101
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Part no. A2208274642-1
CD Changer Mercedes W203 W209 W220 6 Disc Player With Magazine A2208274642
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Part no. A9064404941
Mercedes Sprinter W906 Wiring Harness Tailgate License Plate Lamp A9064404941
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Part no. 130831040900
Audi A5 8T Headlight Inner LED Inner Module Unit 6NHM0000 130831040900
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Part no. 8578945-5
BMW F20 F21 F30 118d 318d N47N 143HP Engine ECU DDE Kit 8578945 Key FEM Lock
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Part no. 3454352
Mini Cooper One R56 PL3 SPEG H4 Fuse Distribution Box Unit 3454352
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Part no. Varta Rac 74Ah Accumulator-1
VARTA RAC Accumulator Battery 74Ah 750A 12V RAC002
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Part no. 8699235
BMW F30 Fuel Pump Module Fuel Pump Control Unit ECU 8699235
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Part no. MR587816
Mitsubishi Shogun Front Fuse Box Relay Control Unit Module ECU MR587816
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Part no. 80A971687H
Audi Q5 FY Rear Door Wiring Harness Loom Cable Left Right N/O/S 80A971687H
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Part no. 8P3035223A
Audi A3 8P Bose Audio AMP Amplifier Module Control Unit ECU 8P3035223A
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Part no. 8517862-7
BMW F20 F30 F32 120d 320d 420d N47N 184HP ECU Kit DDE 8517862 + Key + FEM Manual
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Part no. 9136678
BMW Z4 E89 HiFi Audio System Amplifier Holder Catch Bracket
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Part no. 8584279-1
BMW F22 F30 F31 218d 318d Diesel N47N 143HP Engine ECU Kit DDE 8584279 Key FEM
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Part no. 7805585-6
BMW E91 325i M52 218HP Engine Control Unit ECU Kit DDE 7805585 CAS3 Key Manual
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Part no. 8506574-1
BMW E70 40dX N57S 306HP Engine Control Unit ECU Kit DDE 8506574 CAS3 Key
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Part no. 7533651-2
BMW Z4 Series E85 Roadster 2.2i M54 170HP ECU Kit DME 7533651 EWS3 Key Manual
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Part no. 03C906027AR
VW Polo 6R V GTI 1.4 TSI CAVE 180HP Engine Control ECU Kit 03C906027AR Automatic
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Mercedes Sprinter W906 Diesel Radiator Fan Wiring Harness WH1153 A6394406351
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Part no. 8517874-6
BMW F20 F21 116d N47N 116HP ECU Kit DDE 8517874 + Key + FEM + Lock Manual
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Part no. 7928663
Antenna Receiver Mini F54 F55 F56 F57 BMW F15 F20 F30 F32 Control Unit 7928663
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Parking Aid Module Mercedes C216 W221 Parktronic Blind Spot Control A2215409501
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Audi A7 4G Head Up Display Screen Projector Dashboard Car System HUD 9442013
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BMW F10 F11 Radio Channel Selector CD Player Insert Switch Panel Control 9331825
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Part no. 6C1T14A073CJ
Ford Transit MK7 Fuse Box Body Control Module ECU BCM Unit 6C1T14A073CJ
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Part no. 7600020-1
Mini Cooper R56 N12 1.6 120HP ECU Control Unit Kit DME 7600020 CAS3 Key Manual
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Part no. A2079012500
Air Module Mercedes C204 C207 Sensor Control Unit ECU A2079012500
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Part no. 7599881-10
BMW E87 LCI E90 120i 320i Petrol N43 170HP ECU KIT DME 7599881 CAS3 Key Manual
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Part no. 7640755-5
BMW F20 F21 114i N13 102HP Engine ECU Kit DME 7640755 Key + FEM + Lock Manual
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Part no. 6779672
BMW E60 M5 E63 M6 E65 EDC-K Control Unit Module ECU Rear Suspension 6779672
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Part no. A6421509177
Merceedes W211 E280 CDI OM642.920 Engine Control Unit ECU Kit A6421509177 Key
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Part no. A2218705885
Mercedes W221 Night Vision System Camera Module Control Unit A2218705885
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Part no. 1T0909605C
Volkswagen Touran 1T Safety SRS Air Control Module Unit 1T0909605C
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Part no. 6N0909603T
VW Volkswagen Polo 6N Air Safety Bag Control Unit Module 1J0909603
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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 .