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. 9193747
BMW E60 E63 E90 Dashboard Dash Onboard Monitor Display Screen 8.8"
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Part no. 9813878-1
Mini Cooper One R61 Footwell Light Module High EKS ECU SZT PL3 FRM3R 9813878
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Part no. 1367661080
Citroen Relay Peugeot Boxer Fiat Ducato Fuse Box Control Unit 1367661080
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Part no. 8H0907357C
Audi S5 8T Headlight Lamp Control Module LCM Unit ECU 8H0907357C
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Part no. BK2T18D815GD
Ford Transit Custom MK8 Radio Stereo Audio USB Head Unit Panel BK2T18D815GD
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Part no. A1638200726
Mercedes ML W163 Window Windscreen Rain Light Sensor Module A1638200726
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Part no. 5Q0937086BK-1
Volkswagen Golf Sportsvan Body Control Comfort Unit Module BCM Unit 5Q0937086BK
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Part no. A1635422218
Mercedes ML W163 SRS Control Module Sensor Unit Temic A1635422218
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Part no. 8200107839B
Renault Master 2 Display Digital Clock Control Unit Panel 8200107839B
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Part no. 9286887-1
BMW 3 Series E91 Max Brose Footwell Light Module Control Unit ECU 9286887
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Part no. A2749000700-1
Mercedes W204 C180 BlueEFFICIENCY M274.910 Engine ECU Kit A2749000700 Key
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Part no. A1779009515
Air Module Mercedes W177 W247 SRS System Control Unit ECU A1779009515
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Part no. A2129003908-1
Mercedes W212 Audio 20 CD Player Audio Stereo Radio Head Unit A2129003908
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Part no. 8647912
BMW i3 i01 Battery Cell Module High Voltage Accumulator 8647912
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Part no. 9274276
BMW F07 Gran Tourismo Headlight Footwell Light Control Module FRMIII 9274276
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Part no. A2319007306-1
Mercedes R231 SAM Module Control Unit Fuse Relay Box Rear A2319007306
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Part no. A1635420618-1
Mercedes W163 W203 W208 Lateral Acceleration Speed Sensor ESP Sensor A1635420618
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Part no. 8795109
BMW X3 G01 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 8795109
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Part no. 7811898
BMW E60 E61 530d M57N 218HP Engine Control Unit Module ECU DDE 7811898 Automatic
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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. 6945898
Seat Occupancy Sensor BMW E87 E90 E91 E92 Co Driver Mat Cable 6945898
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Part no. rhd-9190874
BMW 6 Series E63 E64 Head-Up Display Hud Projector Dash Screen Info 9190874
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Part no. 6928936
BMW 3 Series E90 E92 Antenna Amplifier Diversity TV Function 868 MHZ 6928936
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Part no. A2218705087
Mercedes W221 Seat Memory Control Unit Module Front Right O/S A2218705087
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Part no. 7557809-3
BMW 1 3 E87 E90 N45 116i 316i Petrol ECU Kit DME 7557809 + CAS 2 + Key Manual
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Part no. 8581370-1
BMW F40 Mini Cooper F56 F57 F60 Bracket Control Unit Box Engine 8581370
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Part no. A1-Q3-MMI
Audi VW Bluetooth Interface CarPlay MMI Retrofit Multimedia Unit Set IMI-1000
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Part no. 8742681
Engine Wiring Mini F55 F56 F57 F60 Petrol B36 B38 Loom Harness Cable 8742681
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Part no. DT1T18D815KB
Ford Transit Connect Mk2 II Radio Head Unit DT1T18D815KB
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Part no. 9346273
BMW F15 Kafas Camera Lane Assist Module Control Unit ECU 9346273
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Part no. 9159047-2
BMW X5 X6 E70 E71 CCC CD Professional Navigation System Controller 9159047
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Part no. 7537281
BMW Z4 Series E85 M54 Wiring Loom Harness Engine Ignition Module 7537281
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Part no. JK2T15604FAE-1
Ford Transit Custom Body Control Module BCM Control Unit ECU JK2T-15604-FAE
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Part no. 5Q0959593A
Audi A3 8V Door Module Control Unit Front Driver's Side 5Q0959593A
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Part no. 7523897
Mini Cooper One R50 R52 Alternator Generator 100A Petrol 7523897
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Part no. A1704600149
Mercedes W202 W210 SLK R170 R129 Steering Wheel Slip Squib Ring A1704600149
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Part no. A2139053303
Mercedes W213 Dashboard Switch Panel A2139053303
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Part no. A1679009523
Keyless Go Module Mercedes C118 W177 W247 ECU Entry Control Unit A1679009523
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Part no. A1648204926
Mercedes W164 Tailgate Module Power Trunk Lid Control Unit ECU A1648204926
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Part no. A2048704526
Door Module Mercedes W204 Rear Left N/S Control Unit Module A2048704526
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Part no. A2115459232
Parktronic Module Mercedes W211 PDC Parking Sensors Control Unit A2115459232
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Part no. 961004H920WK
Head Unit Hyundai H-1 Radio CD Player MP3 AUX RDS Unit 96100-4H920WK
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Part no. Exide Excell 74Ah
Exide Battery Excell EB740 74Ah 780A Accumulator
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Part no. 7428425
LED Module BMW F20 F21 LCI Headlight Front Lamp Headlamp 7428425
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Part no. A2731535179-1
Mercedes C219 CLS 500 273.960 388HP Engine Module ECU Kit Key Lock A2731535179
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Part no. 6819309
Negative Battery IBS Cable BMW X5 F15 M F85 X6 F16 M F86 Terminal Wiring 6819309
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Part no. 7638005
BMW F20 F30 F32 Earth Ground Cable Negative Battery Lead Wiring 7638005
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Part no. 6903096
BMW E46 Coupe Convertible Door Wiring Passenger Side Cable Harness Loom 6903096
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Part no. POWERPLUS AGM 85Ah
POWERPLUS AGM Start Stop Accumulator Battery 85Ah 800A
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Part no. 06A906033DP
VW Volkswagen New Beetle 1.6 Petrol BFS Engine Control Unit ECU 06A906033DP
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Part no. A2054407436
Mercedes W205 Electrical Wiring Harness Brake Wear Indicator Set A2054407436
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Part no. CC1T-11000-AB
Ford Transit Engine Starter Motor Actuator Starter CC1T14000AB
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Part no. P04727770AC
Chrysler Grand Voyager 2.8CRD Diesel 163HP Engine Unit ECU P04727770AC Automatic
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Part no. 9240274
BMW 3 5 7 Series E30 E31 F01 F02 F10 F11 Top View Mirror Camera 9240274
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Part no. 6930201-1
Mini Cooper One R52 Cabrio Rear Loudspeaker Harman Kardon 6930201
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Part no. 7796125
Alternator BMW X5 E70 X6 E71 M57N2 Generator 170A 170AMP 14V VALEO 7796125
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Part no. 9278746
BMW X5 E70 CAS3 Key Reading Module Unit Control ECU 9278746
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Part no. A6461541102-1
Alternator Generator Mercedes Vito W639 Sprinter W906 14V 180A Valeo A6461541102
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Part no. 04L907309AB-3
Audi Q3 8U 2.0 TDI DFTA 150HP Quattro Engine ECU Kit 04L907309AB Ignition + Key
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Part no. 8582521-1
BMW F20 F30 125d 325d N47S1 Engine Control Unit ECU DDE 8582521 FEM Lock Key
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Part no. 9227186-2
BMW E88 BCM Body Control Module Unit PL2RR JBBFE IIIR H3 Junction Box 9227186
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Part no. 7583225-2
BMW E60 E87 LCI E90 120i 320i 520i N43 Engine ECU KIT DME 7583225 CAS3 + Key
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Part no. A2046801231-1
Mercedes W204 Dashboard Navigation Central Display Screen Monitor A2046801231
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Part no. 1735752
BMW E36 Electrical Fuse Relay Box Covering Panel Trim Socket Petrol 1735752
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Part no. 3457153
Mini R55 R56 R57 LCI R58 R59 R60 MINI CD Radio Audio Player Head Unit 3456805
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Part no. 7614366-1
BMW F10 F11 528i N53 258HP ECU Kit DME 7614366 CAS4 + Key Automatic
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Part no. 7602720
Mini R55 R56 Manual Transmission Gearbox Gearshift Actuator Unit GS6-55BG
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Part no. A2129068800
Radio Head Unit Mercedes W212 COMAND Navi CD DVD Player Control Unit A2129068800
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Part no. A2709002100-5
Mercedes C117 CLA45 AMG M133.980 4-Matic Engine Control ECU Kit A2709002100 Key
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Part no. A2479001217
Body Control Module Mercedes C118 W177 W247 BCM V2 Unit ECU BA2479001217
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Part no. 7574365
Alternator Mini R55 R56 R57 R57 R58 LCI Generator Petrol 7574365
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Part no. 5A085C8
BMW G30 Wiring Harness Loom Cable Door Front Right O/S 5A085C8
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Part no. 9166711-3
BMW 1 E87 2 Footwell Light Control Module ECU NSW PL2 FRM II Lear 9166711
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Part no. A1665405515
Mercedes GLE C292 Coupe Front Bumper Wiring Harness A1665405515
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Part no. A0131547002
Mercedes W211 CLS C219 Alternator Generator OM642 Diesel 14V 180A A0131547002
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Part no. A2218703587
Voice Control Module Mercedes W221 Linguatronic Input System Dutch A2218703587
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Part no. A2049060101
Mercedes W204 COMAND Navi CD Player Radio Sat Nav Head Unit A2049060101
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Part no. Varta 80Ah AGM Accumulator
VARTA Accumulator Battery 80Ah 800A 12V Silver Dynamic AGM F21
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Part no. 9287534
CAS3 Module BMW E60 E61 LCI E90 E91 E92 Control Unit Key Reading 9287534
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Part no. A6395407735
Mercedes Vito W639 OM646 Diesel Engine Wiring Cable Loom Harness A6395407735
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Part no. A2129007126
Radio Head Unit Mercedes W207 W212 COMAND Navi CD Player Navigation A2129007126
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Part no. rhd-A2035400250-1
Mercedes W203 W209 W639 Fuse Box Distribution Dashboard A2035400250
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Part no. 8594489
BMW X1 F48 Mini F55 F56 F57 Battery Cable Starter-Base B+ 8594489
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Part no. A2711535491-1
Mercedes C209 CLK200 M271.955 184HP Engine ECU Kit Ignition A2711535491 Lock Key
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Part no. A1699000700
Mercedes A B Class W169 W245 Door Control Module Front Right O/S A1699000700
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Part no. A0355451532
Mercedes W211 Gearbox Module Transmission Control Unit A0355451532
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Part no. 8662411-2
BMW F20 LCI 118i B38 136HP Engine ECU Kit DME 8662411 + FEM + Key Automatic
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Part no. A2139003029
Mercedes A238 Fuse Box Control Unit SAM Module Relay A2139003029
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Part no. A0009060401-1
Alternator Mercedes W204 W207 OM651 14V 150A Engine Start/Stop A0009060401
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Part no. A2829061900
Mercedes W177 M282 Petrol Engine Starter Motor A2829061900
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Part no. 7843326
BMW F10 M5 F12 M6 Ignition Engine Wiring Harness Ignition Module Cyl.5-8 7843326
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Part no. A6511508300
Engine Wiring Mercedes W910 OM651.958 Diesel Harness Loom Cable A6511508300
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Part no. 7571510-2
BMW Z4 E85 Roadster 2.5i N52 177HP ECU Kit DME 7571510 EWS + Key Manual
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Part no. 9335474
BMW X3 F25 Cables Set Wiring PDC Parking Sensor Front Bumper 9335474
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Part no. 3455440
MINI Cooper One R56 PL3 SPEG H5 Fuse Distribution Box 3455440
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Part no. 6918955-1
BMW 3 E46 Rear Bumper PDC Wiring Loom Harness Cables Set 6918955
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Part no. 8639595-3
BMW F22 228i F30 F31 328i N20 245HP Engine ECU Control Unit DME 8639595 Manual
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Part no. 8573257-3
BMW F20 F30 F32 120d 320d 420d Diesel N47N 184HP ECU Kit DDE 8573257 + Key + FEM
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Part no. 9267421
BMW E91 LCI ECU Body Control Module M Junction Box PL2RR JBBFE IIIR 9267421
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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 .