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. 9267514
BMW F10 F11 F12 Central Gateway Module ECU Control Unit Lear ZGW-02 High 9267514
Product currently unavailable
Part no. 7915643
Blind Spot Sensor BMW F40 G20 G21 G30 G31 Radar Range Module SRR-01 Rear 7915643
Product currently unavailable
Part no. 8R0907468F
Audi A5 8T Diagnostic Interface Gateway Control Module Unit ECU 8R0907468F
Product currently unavailable
Part no. A6461541102-2
Alternator Generator Mercedes Vito W639 Sprinter W906 14V 180A Valeo A6461541102
Product currently unavailable
Part no. A1669000213
Mercedes ML W166 Radio Stereo CD Player Audio Sat Nav Head Unit A1669000213
Product currently unavailable
Part no. 9259466
BMW 1 3 4 Series F20 F21 F30 F31 F32 Power Distribution Fuse Box Rear
Product currently unavailable
Part no. A6121536379-2
Mercedes ML W163 270 CDI Engine Control ECU Kit Key Automatic A6121536379
Product currently unavailable
Part no. A1648209289-1
Mercedes ML W164 Audio 20 Stereo Radio CD Head Unit Player A1648209289
Product currently unavailable
Part no. 9348761
BMW 1 2 Series F20 F21 F22 LCI Battery Cable Lead Positive Underfloor 9348761
Product currently unavailable
Part no. 8512500
BMW E81 E82 E87 LCI E88 123d N47S 204HP Engine Unit ECU DDE 8512500 Manual
Product currently unavailable
Part no. 022911023F
Volkswagen VW Golf V TDI Diesel Engine Starter Motor 022911023F
Product currently unavailable
Part no. 6C1T-10300-CC
Ford Transit Mk7 Diesel Engine Alternator Generator Unit 6C1T-10300-CC
Product currently unavailable
Part no. 7553735-3
Mini Cooper S R53 W11 170HP Engine ECU Kit DME 7553735 + Key + EWS Manual
Product currently unavailable
Part no. 9166708-2
BMW 1 Series E87 LCI Xenon Footwell Light Control Module LCM PL2 FRM II 9166708
Product currently unavailable
Part no. 3D0907553B
Volkswagen Phaeton 3D Air Suspension Control Module Unit ECU 3D0907553B
Product currently unavailable
Part no. 3C0937049AE
Volkswagen Golf Mk5 1K Module BCM Body Control Unit Module ECU 3C0937049AE
Product currently unavailable
Part no. 7527610-7
MINI Cooper R53 W11 170HP Engine ECU Kit DME 7527610 EWS Key Manual
Product currently unavailable
-15%
Part no. 6971353
BMW X3 E46 E83 Navigation Computer GPS System DVD Player Unit 6971353
Product currently unavailable
Part no. 2622584
Telephone Control Module BMW F30 F32 F36 Telematics Bluetooth ATM ECE 4G 2622584
Product currently unavailable
Part no. 7600076-1
Mini Cooper R55 R56 Petrol N12 DME Engine Control Unit ECU 7600076 Manual
Product currently unavailable
Part no. 8674260-1
BMW F46 218i B38 136HP Engine Control Unit ECU Kit DME 8674260 FEM + Key Manual
Product currently unavailable
Part no. 6953468
BMW 5 7 X5 Series E53 E60 E61 E65 E66 Handset Phone Mobile EVEREST 6953468
Product currently unavailable
Part no. A6549001400
Mercedes W213 E220 CDI OM654.920 Engine Control Unit ECU A6549001400 Automatic
Product currently unavailable
Part no. 80A962243
Audi Q7 4M Rear Hatch Boot Lid Tailgate Opening Control Module Unit 80A962243
Product currently unavailable
Part no. A1729008500-1
Mercedes W166 W204 Display Screen Information Navigation Dashboard A1729008500
Product currently unavailable
Part no. 5K0035730D
VW Volkswagen Golf VI 6 Bluetooth Interface Control Module Unit ECU 5K0035730D
Product currently unavailable
Part no. A6549003300
Mercedes W177 Glow Plug Relay Preglow Module Diesel OM654 A6549009900
Product currently unavailable
Part no. 7580279-5
BMW E81 E87 LCI E90 120i 320i N43 170HP ECU Kit DME 7580279 CAS3 Key Automatic
Product currently unavailable
Part no. 6934836
BMW E60 E61 E90 E91 Xenon Adaptive Headlight Ballast Control Module 6934836
Product currently unavailable
Part no. 6907123
BMW 3 Series E46 Coupe Saloon Aerial Antenna Amplifier Diversity 433MHZ 6907123
Product currently unavailable
Part no. A0121549802-1
Mercedes W211 Alternator Generator A0121549802
Product currently unavailable
Part no. 9177985-1
BMW E93 Cabrio ECU Body Control Module H3 Junction Box 9177985
Product currently unavailable
Part no. 8733501
BMW F20 F21 F31 F32 F87 Body Control Comfort Module Unit BCM 8733501
Product currently unavailable
Part no. 9133083
BMW E81 E87 E90 E91 E92 E93 6-disc CD Changer With Magazine 9133083
Product currently unavailable
Part no. A7252701905
Mercedes W213 Mechatronic Automatic Gearbox Control Unit Module A7252701905
Product currently unavailable
Part no. 7620987-2
Mini R56 LCI One 55kW N16 1.6 75HP Engine ECU Kit DME CAS 3 + Key 7620987
Product currently unavailable
Part no. A2128270228-PAL
Mercedes W212 Aerial Fin Roof Antenna Shark Palladium Silver - 792 A2128270228
Product currently unavailable
Part no. 06K903023G
Audi TT FV Engine Alternator Generator Electric 14V 150A 2.0 TFSI 06K903023G
Product currently unavailable
Part no. 9240527
BMW X1 Series E84 ECU Footwell Light Module BASIS PL2 FRM3R Lear 9240527
Product currently unavailable
Part no. 9278356
Mini Cooper R57 Wiring Loom Harness Rear Trunk Lid 9278356
Product currently unavailable
Part no. 6932812
BMW X3 E83 Radio Navigation System CID Control Unit CD Player 6932812
Product currently unavailable
Part no. 2448971
BMW F13 M6 NBT EVO HU Multimedia MMI Sat Nav Display CD Player Head Unit 2448971
Product currently unavailable
Part no. A6261410000
Mercedes S205 OM622 Diesel Engine Throttle Body Regulator Actuator A6261410000
Product currently unavailable
Part no. 9218330
BMW E81 E87 E90 LCI E92 Navigation System Car Computer CIC 9218330
Product currently unavailable
Part no. A0005400650
Mercedes Sprinter W901 W638 Fuse Box Relay Control Unit Module A0005400650
Product currently unavailable
Part no. 8200635663
Vauxhall Movano A 2.5 CDTI G9U 650 Engine Module Unit ECU 8200635663 Manual
Product currently unavailable
Part no. 8Y4971104AL
Audi S3 8Y Electric Rear Bumper Wiring Harness PDC Loom Cable 8Y4971104AL
Product currently unavailable
Part no. 9153779-1
BMW E90 Light Module Xenon Footwell Control Unit Module ECU PL2 FRM II 9153779
Product currently unavailable
Part no. 6949899
BMW E65 E66 Air Module Control Unit Information ECU 6922464
Product currently unavailable
Part no. K1BT-18B955-FD
Ford Transit Custom Dashboard Display Screen Monitor Touchscreen K1BT-18B955-FD
Product currently unavailable
Part no. 4G0035083
Stereo DAB Radio Audi A4 B8 Q5 8R CD Player Radio Receiver Head Unit 4G0035083
Product currently unavailable
Part no. 4L0035670
Audi Q7 4L Multimedia Stereo Sat Nav SD CD Player Radio Head Unit 4L0035670
Product currently unavailable
Part no. 9273628
BMW F11 Touring Light Control Footwell Module Unit ECU FRM III 9273628
Product currently unavailable
Part no. 9288769-1
Audio Speaker BMW F20 F21 F23 F30 Mid-Range Sound Speaker Stereo HiFi 9288769
Product currently unavailable
Part no. 9241973
BMW F01 F02 F07 F10 F11 CAS4 Control Unit Key Reading Module 9241973
Product currently unavailable
Part no. A6461500091-2
Mercedes W203 C220 CDI 646.963 150HP Engine ECU Kit A6461500091 + Key + Lock
Product currently unavailable
Part no. 7521122-1
BMW E60 E65 E70 E87 E90 F10 F20 F30 N52 N53 Petrol Engine Starter Motor 7521122
Product currently unavailable
Part no. 4F0051510Q
Audi A5 8T A6 C7 USB Adapter Port Socket Connector Cable Wiring 4F0051510Q
Product currently unavailable
Part no. 7621178-2
BMW 1 Series E81 E87 LCI N43 118i 143HP ECU Kit DME 7621178 CAS3 Key Automatic
Product currently unavailable
Part no. 4M8962239
Audi Q7 4M Rear Boot Lid Tailgate Opening Module Cable Wiring Line 4M8962239
Product currently unavailable
Part no. A0009007009
Mercedes Vito W447 Diesel Adblue Module Control Unit ECU A0009007009
Product currently unavailable
-15%
Part no. 6935597-2
4 x BMW 1 3 E81 E87 E90 E91 PDC Set Parking Sensor Front Rear Titansilber Silver
Product currently unavailable
Part no. A2095450901
Mercedes CLK W209 Convertible Fuse Box Rear SAM Module Control Unit A2095450901
Product currently unavailable
Part no. A1669003722
Head Unit Mercedes GLE C292 Radio CD Player Navigation Media A1669003722
Product currently unavailable
Part no. 7636292
BMW F20 F30 116i 316i N13 136HP Engine ECU Module DME 7636292 Manual
Product currently unavailable
Part no. A1725407805
PDC Wiring Mercedes R172 Parktronic Parking Sensor Cable Rear A1725407805
Product currently unavailable
Part no. 7N0959794G
VW Volkswagen Sharan 7N Rear Left Right Door ECU Module Control Unit 7N0959794G
Product currently unavailable
-40%
Part no. 5A4A1E1
Kafas Camera BMW G20 G30 G28 G80 F40 F44 Front Assist Camera Module 5A4A1E1
Product currently unavailable
Part no. 5WA971244C
Audi A3 Q3 Volkswagen Golf 1.5 TSI Alternator Negative Cable Ground 5WA971244C
Product currently unavailable
Part no. A2469068601-1
Mercedes W176 W246 Battery Junction Block Battery Plus Pole A2469068601
Product currently unavailable
Part no. 6957351
BMW 1 3 Series E81 E87 E90 E91 E92 Radio CD Professional 65126957351 6957351
Product currently unavailable
Part no. 5Q0919275B-AGR
Audi Q2 GA Front Parking Sensor Assist Control Module Arrow Grey Z7W 5Q0919275B
Product currently unavailable
-40%
Part no. 9314234
BMW F20 F21 F22 F30 F31 F32 Body Control Module Unit FEM ECU LR01 9314234
Product currently unavailable
Part no. 9180756
BMW 5 Series E61 LCI Light Control Module Unit Lear LM II E6X LWR 9180756
Product currently unavailable
Part no. 7599959
BMW 3 Series E93 Negative Battery Lead Cable 7599959
Product currently unavailable
Part no. 6952986
BMW 5 6 Series E60 E61 E63 Passenger Side Door Airbag Control Module 6952986
Product currently unavailable
Part no. 9285767
BMW X3 F25 Tailgate Trunk Lid Wiring Harness Rubber Cover Left N/S 9285767
Product currently unavailable
Part no. 2354130
BMW 3 X5 Series E46 E53 3.0d M57 Alternator Belt Tensioner 2354130
Product currently unavailable
Part no. 02Z911021K
Audi A3 8V Seat Leon 5F Starter Motor Actuator 1.6 TDI Diesel Engine 02Z911021K
Product currently unavailable
Part no. 6922666
BMW 7 Series E65 Spare Key Fob Emergency Adapter Case Holder Mount Slot 6922666
Product currently unavailable
Part no. 9214243
BMW F10 F11 Battery B+ Engine Compartment Terminal Point 9214243
Product currently unavailable
Part no. 03L906018LA-2
Audi A6 C7 2.0 TDI CGLC 177HP Engine Unit ECU Kit 03L906018LA BCM2 Key Ignition
Product currently unavailable
Part no. 8735982
BMW G30 G31 F90 M5 G11 Antenna Aerial Diversity Amplifier Unit 8735982
Product currently unavailable
Part no. A2015403245
Relay Mercedes E200 S124 Petrol M111 Overload Protection Relay A2015403245
Product currently unavailable
Part no. 7550319-1
MINI Cooper One R50 R52 Petrol W10 Alternator Generator 110A 7550997 7550319
Product currently unavailable
Part no. A2198200626
Door Module Mercedes C219 Front Left Door N/S Control Unit Module A2198200626
Product currently unavailable
Part no. A2195404505
Mercedes C219 Coupe Front Bumper Parking Sensor PDC Wiring Harness A2195404505
Product currently unavailable
Part no. 9247472-3
BMW E87 ECU Body Control Module Junction Box PL2RR H2 9247472
Product currently unavailable
Part no. 074145169F
Volkswagen Transporter LT 35 2.5 TDI Alternator Bracket Vw 074145169F
Product currently unavailable
Part no. 6965047-1
BMW E87 E90 M-Audio System Controller Navigation Business 6965047
Product currently unavailable
Part no. A0009064508
Alternator Generator Mercedes W213 C238 C253 OM656 Engine Valeo 250A A0009064508
Product currently unavailable
Part no. 8617050-3
Mini One R56 LCI N16 1.6 98HP Engine Control Unit Module ECU DME 8617050 Manual
Product currently unavailable
Part no. 7638005
BMW F20 F30 F32 Earth Ground Cable Negative Battery Lead Wiring 7638005
Product currently unavailable
Part no. 8571110
BMW G11 G12 G30 G31 G32 B57 Wiring Loom Harness Injection Injector Cable 8571110
Product currently unavailable
Part no. 7620987-1
Mini One R55 R56 LCI N16 1.6 98HP Engine ECU Kit DME 7620987 CAS 3 + Key Manual
Product currently unavailable
Part no. 9118469
BMW X5 E70 X6 E71 Front Sport Seat Lumbar Wiring Loom Harness Cable 9118469
Product currently unavailable
Part no. 7811700-11
BMW E60 LCI E87 E90 120d 320d 520d N47 177HP ECU KIT DDE 7811700 CAS3 Key Manual
Product currently unavailable
Part no. 420295
Mini R55 R56 R57 Halogen Headlights Control Unit Module ECE 0420295
Product currently unavailable
Part no. 7427905
BMW F33 F83 M4 Convertible Neck Warmer Control Unit Heater Module ECU 7427905
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 .