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. 7520019-6
MINI Cooper S R53 W11 170HP Engine ECU Kit DME 7520019 + EWS + 2 Key Manual
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Mercedes W204 C220 CDI Automatic Transmission Control Module TCU A0005455716
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Mercedes CLC CL203 Trunk Lid Tailgate Left N/S Wiring Cable Harness A2035406609
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Yaw Sensor Citroen Berlingo Peugeot Partner ESP Rotation Rate Unit 9666173080
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Mini One R50 R52 W10 1.6 90HP Engine ECU Control Unit DME 7545789 Automatic
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Audi Q7 4L 4.2 TDI Quattro Positive HV Battery Terminal Cable Harness 7L0971225
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Mercedes C140 CL420 119.981 279HP Engine Unit ECU A0215452032 Automatic Gearbox
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BMW E60 E61 LCI 530d M57N2 235HP Engine Control ECU KIT DDE 7806976 CAS3 Key
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Mercedes W203 C209 Battery Starter Alternator Wiring Harness Cable A2035403533
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Ford Transit Custom Fuse Box Under Bonnet Wiring Loom Harness BK2T9K499ABF
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BMW F20 Radio Professional CD Player Control Module 9335351
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Radio CD Player Citroen Relay Peugeot Boxer Unit Fiat 250 VP2 DAB 07355857920
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Part no. 4E0915181C
Audi A8 4E S8 D3 Battery Voltage Control Module 4E0910181C 4E0915181C
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Land Rover Freelander 2 Module ECU Door Lock Control Unit Module 6G9T-14B534-BL
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BMW Z4 E85 Radio Business CD Player Multimedia MMI Head Unit 9124632
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BMW E90 LCI Footwell Light Module Control Unit ECU FRMII PL2 9187555
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Part no. A2465400703
Mercedes W246 Front Bumper Parking Sensor PDC Wiring Harness A2465400703
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Part no. A0009015810
Gearbox Control Mercedes W177 W247 Transmission Unit Module ECU A0009015810
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Part no. 1432521-1
BMW E36 316i Engine M43 102HP ECU Kit DME 1432521 + EWS II + Key Manual
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Part no. 7620985-6
Mini Cooper S R56 LCI R60 N18 1.6 184HP Engine Unit ECU Kit DME 7620985 Manual
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Part no. 6931987
BMW 7 Series E65 E66 E67 Control Unit Voice Input System Module 6931987
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BMW E81 E87 USB Adapter Wiring Cable Connection Lead Wiring Loom 1895MM 9222828
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Part no. 3453739
Mini R56 High SPEG DC/DC Fuse Distribution Box H3 3453739
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Part no. 8590102
Alternator Cable BMW 5 G30 G31 G12 B57 Battery Wiring Alternator B+ 8590102
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Part no. A1698705894-1
Mercedes-Benz A B Class W169 W245 CD Player Radio Stereo Head Unit A1698705894
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Part no. 8367769
BMW X3 Series E83 Battery cable holder mounting parts B Base 8367769
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Part no. 9261590
PDC Parking Sensor BMW F20 F21 F30 Ultrasonic Front Tiefseeblau Deep Sea Blue
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Part no. A1698208026-1
Mercedes W169 Door Control Module Front Right O/S A1698208026
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Part no. 8K0907566H
Audi A5 8T Module Lane Assist Control Unit Rear Right O/S 8K0907566H
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Part no. 9149836
Seat Control Unit BMW X5 E70 E87 E90 Module ECU Electronic Module 9149836
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Part no. 8K0927155AA
Audi A5 8T 2.0 TFSI CDNB Automatic Gearbox Module Control Unit 8K0927155AA
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Part no. 7798006
BMW E60 E61 E87 LCI E81 E82 X1 E84 E90 E91 N47 Diesel Starter Motor 7798006
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Part no. RHD-8R2035666C
CD Player Head Unit Audi A4 S4 B8 A5 8T Harman Multimedia Navi Radio 8R2035666C
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Part no. A0061514501-2
Starter Motor Mercedes W204 W212 Sprinter W906 OM651 Diesel Engine A0061514501
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Part no. 6974310
BMW 5 6 Series E60 E63 E64 Body Control Module ECU Control Unit 6974310
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Part no. 5G0971104L
VW Volkswagen Golf Mk7 Wiring Loom PDC Rear Harness Parking Sensor 5G0971104L
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Part no. 8380255
BMW X5 Series E53 Control Element Light Switch 8380255
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Part no. 6G9210E887EE
Land Rover Freelander 2 Navigation Nav Reader DVD CD Control Unit 6G9210E887EE
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Part no. 8649179
BMW X5 F15 Positive Wiring Harness Cable Battery 8649179
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Part no. 9494336
Mini One F56 B38 102HP Petrol Engine ECU Control Unit DME 9494336 Manual
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Part no. 7561817
BMW E60 E61 525i E90 E91 325i N52 Engine ECU Control Unit DME 7561817 Automatic
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Part no. A2829003300-3
Mercedes C118 CLA200 282.914 163HP Petrol ECU Kit A2829003300 Key BCM Automatic
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Part no. 7810980-4
BMW E60 E90 335d 535d M57N2 286HP Engine ECU KIT DDE 7810980 CAS3 Key Automatic
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Part no. 6500CW
Citroen Relay Peugeot Boxer Fuse Relay Electrical Box Housing Cover 6500CW
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Audi A1 8X A6 A7 C7 Card Map Pilot Navigation Europe 2015 8X0919884H
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Part no. 6989163
BMW 7 Series E65 E66 E67 PDC Parking Ultrasonic Sensor Toledoblau 6989163
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Part no. 9811223
Mini Cooper S Cabrio R57 R57N LCI Airbag ECU Control Unit Module 9811223
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Part no. 9340337
BMW Z4 Series E89 LED Xenon Footwell Light Module Control Unit ECU FRM3R 9340337
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Part no. 7527610-7
MINI Cooper R53 W11 170HP Engine ECU Kit DME 7527610 EWS Key Manual
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Part no. 98053736XT00
Citroen Berlingo Peugeot Partner CD Player Radio Stereo Head Unit 98053736XT00
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Part no. 9186171
BMW 5 Series E60 LCI Body Gateway Module KGM E6X High D-Can Lear 9186171
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Part no. A1645406501
Mercedes ML W164 Front SAM Control Unit Module ECU A1645406501
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Part no. A2035454701
Mercedes-Benz C CLC Class CL203 S203 W203 Fuse Box Module SAM Unit A2035454701
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Part no. A6519007103-3
Mercedes W907 316CDI 163HP OM651.958 Engine Control Unit ECU A6519007103 Manual
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Part no. 9134646
Seat Module BMW E65 E66 Front Seat Control Unit Module ECU 9134646
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Part no. 9666483680
Peugeot 3008 Multifunction Display Screen Unit Module Clock Dashboard 9666483680
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Part no. 51871154
Fiat Doblo Positive Battery Cable Lead Wire Electrical Cable 51871154
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Part no. 7640015-1
BMW E81 E87 LCI N43 116i 2.0 122HP ECU Control Unit Kit DME 7640015 CAS3 + Keys
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Part no. 8595355
BMW G11 G12 G30 G32 G14 Starter Cable Alternator Cable Starter-Base B+ 8595355
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Part no. 6C1T-10300-CC-1
Ford Transit Mk7 Diesel Engine Alternator Generator Unit 6C1T-10300-CC
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Part no. 8664661-1
BMW F22 228i N20 245HP Engine Control Unit ECU Kit DME 8664661 Key FEM Automatic
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Part no. 5WA907007P
Audi S3 8Y A/C Air Condition Climate Control Module Unit ECU 5WA907007Q
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Part no. 7511570-3
BMW X5 E53 3.0i Engine M54 231HP ECU Kit DME 7511570 + EWS + Key Automatic
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Part no. A0034466040
Mercedes-Benz W169 W245 Engine Control Unit Module ECU SIM266 A0034466040
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Part no. A2129008707-2
Display Mercedes W212 Dashboard Infotainment Screen Multifunction A2129008707
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Part no. 2348833-1
Mini R55 R56 R60 Daytime Running LED Fog Lights Module Set 2348833
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Part no. 8W0907064DB
Audi S4 B9 Body Control Module BCM Comfort Control Unit 8W0907064DB
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Part no. A2479061803
Mercedes W177 W247 Battery Fuse Box Positive Distribution Terminal A2479061803
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Part no. 9237173
BMW F10 CIC Professional Unit Sat Nav Infotainment Radio Player Head 9237173
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Part no. A9069004700
Mercedes-Benz Sprinter W906 Fuse Box SAM Control Unit Module A9069004700
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Part no. 8571905-4
Engine Starter BMW F20 F21 F22 F30 F32 N47N Diesel Motor Bosch
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Part no. 6g9n-18c815-ta
Land Rover Freelander 2 Radio Stereo CD Player Head Unit 6g9n-18c815-ta
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Part no. 8K0907568H
Audi A5 8T Module Lane Assist Control Unit Rear Left N/S 8K0907568H
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Part no. A6461540002-1
Alternator Mercedes Sprinter W906 Diesel OM646 Engine Alternator A6461540002
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Part no. 3413320
BMW X3 Series E83 Light Control Module Lear LM LWR ECE/RL 3413320
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Part no. 6820729
Bluetooth Module BMW F20 LCI F22 X3 F25 F32 Telematics Control Unit 6820729
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Part no. 9290171
Amplifier Sound BMW F30 F31 F32 Top Hifi Audio Amplifier Harman Kardon 9290171
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Part no. 7176068-4
BMW 3 6 X3 Series E46 E63 E83 MINI R50 R53 Control Unit Xenon Light 1307329074
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Part no. A2821503400
Mercedes W177 Turbo Engine Wiring Warness Loom A2821503400
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Part no. 6904012
BMW 3 5 7 X5 Series E38 E39 E46 E53 Rain Light Sensor Windscreen Wiper 6904012
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Part no. 8626172-1
BMW F10 LCI 528i N20 245HP Engine Control ECU Kit Module DDE 8626172 CAS4 Key
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Part no. A2139009722
Mercedes W213 SAM Body ECU Control Module Unit A2139009722
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Mercedes W204 W205 W212 A207 X253 Engine Starter Motor Petrol Denso A2749061600
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Part no. 9124167
Parking Sensor BMW E60 E61 E83 PDC Space Grey Metallic - A52 9124167
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BMW Z4 E89 EMF Module Parking Rear Brake Unit Electric Control 6792626
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Mercedes W169 A150 M266.920 95HP Engine Control Unit ECU A2661531491 Automatic
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Part no. 8695512-1
BMW F80 M3 F82 F83 M4 431hp Engine Control ECU Kit DME 8695512 + FEM Module Key
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BMW Z4 Series E89 AUX USB Lead Cable Wire 9303638
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BMW 6 Series E63 Body Gateway Module KGM HIGH LEAR 9118729 61359118729
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Part no. 9281829
BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM ECU LR01 9281829
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Part no. 7797661-1
Alternator BMW E53 E83 M57N2 Generator Diesel Engine Power 150A 7797661
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Part no. A2115452132
Mercedes E-Class W211 Passenger Side Acquistition Actuation Signal Control Unit
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Part no. A0008002919
Mercedes SL R231 Pneumatic Pump Compressed Air Reservoir A0008002919
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Part no. A1645402401
Mercedes W164 Front Fuse Box SAM Relay Control Unit Module A1645402401
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Part no. 8486844-1
Mini One F56 B38 102HP Petrol Engine ECU Control Unit Kit DDE 8486844 BDC Key
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Part no. 5H0035411
Volkswagen Golf Mk8 A-Pillar Speaker Tweeter Sound Left Right N/O/S 5H0035411
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Part no. 6929760-3
BMW Mini Cooper 3 R52 Cabrio Aerial Base Roof Antenna 6929760
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Part no. 8507245-2
BMW E81 E82 E87 LCI E88 123d Engine N47S ECU Kit DDE 8507245 CAS3 + Key Manual
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Part no. 6913085
BMW 3 Series E46 Saloon Cable Door Rear Left Right N/O/S Wiring Harness 6913084
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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 .