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. 7570487
Mini Cooper One R50 R52 Starter Motor 0,9KW BOSCH 4542741
Product currently unavailable
Part no. 6956165
Mini Cooper R50 R52 R53 Front Loudspeaker Loud Speaker 6956165 9143271
Product currently unavailable
Part no. 9170454
BMW X5 E70 Footwell ECU Light Control Unit Module FRM II Lear 9170454
Product currently unavailable
Part no. A0025428918
Mercedes-Benz C M Class W163 W203 ESP Yaw Rotation Rate Sensor A0025428918
Product currently unavailable
Part no. 7557395-9
MINI Cooper R50 R52 W10 1.6 Petrol Engine Control Unit ECU DME 7557395 Automatic
Product currently unavailable
Part no. 6943851
BMW 5 6 Series E60 E61 E63 E64 Control Unit CAS 2 Module 6943851
Product currently unavailable
Part no. 231769503R
Renault Trafic II 2.0 DCI Master III 2.3 DCI Alternator Plate Cover 231769503R
Product currently unavailable
Part no. 6964051
CAS2 Module BMW E87 E90 CAS2 ECU Comfort Control Unit 61356964051 6964051
Product currently unavailable
Part no. 03E971612AD
Volkswagen Polo 6R Engine Wiring Loom Harness 03E971612AD
Product currently unavailable
Part no. 7561834-11
BMW E87 E90 E91 118i 318i N46 129HP ECU KIT DME CAS2 Key 7561834 Manual Gearbox
Product currently unavailable
Part no. 5NA035284B
VW Volkswagen Golf SV Online Services Module Control Unit ECU 5NA035284B
Product currently unavailable
Part no. 03L911024
Audi A4 B8 A5 8T Diesel 2.0 TDI Starter Motor Manual 03L911024
Product currently unavailable
Part no. 04L911021B
Audi A4 B9 Engine Starter Motor Actuator Starter 04L911021B
Product currently unavailable
Part no. 8W1907063AC
Audi A4 B8 Body Control Comfort Unit Module BCM Unit ECU 8W1907063AC
Product currently unavailable
Part no. A1645402305
PDC Wiring Mercedes ML W164 Front Bumper Parking Sensor Loom Cable A1645402305
Product currently unavailable
Part no. A6519064800
Mercedes GLC X253 GLC 220d Diesel OM651 Engine Starter Motor Bosch A6519064800
Product currently unavailable
Part no. A2711535391-3
Mercedes R171 SLK 200K 163HP 271.944 Engine ECU Kit A2711535391 Keys Lock
Product currently unavailable
Part no. 6946107
BMW 7 Series E65 E66 Driver Seat Airbag Sensor Control Unit Module 6946107
Product currently unavailable
Part no. 9129439
BMW E61 E92 F32 LCPA Seat Belt Control Module ECU 9129439
Product currently unavailable
Part no. 9215954-1
BMW X5 E70 X6 E71 Negative Battery Terminal Cable 9215954 61129215954
Product currently unavailable
Part no. 3456987-3
Mini Cooper R57 LCI Footwell Light Module High EKS ECU PL3 FRM3R Lear 3456987
Product currently unavailable
Part no. 9205480
BMW 1 Series E82 E88 Positive Battery Lead Cable Wiring 9205480
Product currently unavailable
Part no. A2059008204
Mercedes W205 SAM Module Fuse Box Relay Control Unit A2059008204
Product currently unavailable
Part no. 1K0907530D
Audi A3 8P Central Gateway Control Unit Module Relay ECU 1K0907530D
Product currently unavailable
Part no. 7557395-7
MINI Cooper S R52 R53 W11 170HP Engine Control Unit ECU DME 7557395 Automatic
Product currently unavailable
Part no. 9126314
BMW E92 Xenon Footwell Light Module Control Unit ECU FRMFA 9126314
Product currently unavailable
Part no. A9079000704
Body Control Module Mercedes Sprinter W907 W910 SAM BCM Unit ECU A9079000704
Product currently unavailable
Part no. 6943437
BMW X3 Z4 E83 E85 E86 Radio Business CD Player 65126943437 6943437
Product currently unavailable
Part no. 6947120
BMW 7 Series E65 E66 E67 Control Unit Module Door Front Right 6947120
Product currently unavailable
Part no. 415047
Mini Cooper One R55 R56 R57 Cable Adapter iPod Connection 0415047
Product currently unavailable
Part no. 7P5941591AD
Seat Leon Mk3 Headlight Module Left Right N/O/S Headlamp Ballast 7P5941591AD
Product currently unavailable
Part no. 8506666-1
Mini One R56 LCI 90HP N47N Diesel Engine ECU Kit DDE CAS 3 Key 8506666
Product currently unavailable
Part no. 9390489
BMW Z4 E89 Footwell Light Module Control Unit ECU FRM3R PL2 Lear 9390489
Product currently unavailable
Part no. 5WA907530Q
Audi A3 RS3 8Y Gateway Control Unit Module ECU GW2020 High 5WA907530Q
Product currently unavailable
Part no. 8516739-2
Mini One D R55 R56 LCI N47N 90HP Diesel Engine ECU Kit DDE 8516739 CAS 3 Key
Product currently unavailable
Part no. 3Q0907530L
VW Volkswagen Golf SV Gateway Control Unit Module ECU GW MQB High 3Q0907530L
Product currently unavailable
Part no. A1775407932
Mercedes W177 W247 Positive Battery Cable Lead Wire Starter A1775407932
Product currently unavailable
Part no. 8K0919475J
Audi A4 B8 PDC Assistance Parking Distance Control Module Unit ECU 8K0919475J
Product currently unavailable
Part no. 8X2311001AA
Jaguar XF X250 Diesel Engine Starter Motor 12V DENSO 8X2311001AA
Product currently unavailable
Part no. 8583423-7
Mini R60 Cooper SD N47N 143HP Engine ECU Kit DDE CAS3 + Key 8583423 Automatic
Product currently unavailable
Part no. 8P0035186AB
Audi A3 8P Multimedia Radio CD Player Head Unit 8P0035186AB
Product currently unavailable
Part no. 8J0907115N-1
Audi TT Mk2 8J 2.0 TFSI BWA 200HP Engine ECU Kit Ignition + Key 8J0907115N
Product currently unavailable
Part no. 55568896
SAAB 9-3 1.9 TTiD ECU DDE Engine Control Unit Module 55568896
Product currently unavailable
Part no. 09D927750FS
Audi Q7 4L Automatic Transmission Module Controller Unit 09D927750FS
Product currently unavailable
Part no. 6850375-1
Speed Cluster Sensor BMW E87 LCI 130i E90 M3 E92 Yaw Rotary Rate Sensor 6850375
Product currently unavailable
Part no. A2115405332
Mercedes S211 Rear Axle Self Levelling Device Cable A2115405332
Product currently unavailable
Part no. 6862808
BMW F10 F11 F12 X3 F25 Electric Parking Brake Control Unit EMF Module 6862808
Product currently unavailable
Part no. R50-PARK-LANE
Mini R50 Park Lane Sticker Rear Window Decals Plates Set
Product currently unavailable
Part no. 8380068
BMW E46 Audio Amplifier Hifi Harman Kardon Sound System 8380068
Product currently unavailable
Part no. 8519667-1
BMW E90 E91 LCI N47N 318d 143HP Engine ECU Kit DDE CAS3 + Key 8512047 Automatic
Product currently unavailable
Part no. A9068200486
Radio Player Mercedes W639 W906 Audio Stereo CD Head Unit Display A9068200486
Product currently unavailable
Part no. 5F0919604A
Head Unit Seat Ibiza 6J Leon 5F Audio Radio Player Sat Nav Navigation 5F0919604A
Product currently unavailable
Part no. 9153804
BMW X5 E70 Footwell Light Module Control Unit ECU FRM II AHL Lear 9153804
Product currently unavailable
Part no. 6831329
Amplifier Bracket BMW X1 F48 F46 Control Unit Module Holder Mount 6831329
Product currently unavailable
Part no. 8645325-2
BMW F20 F21 F30 F31 LCI F32 F33 F34 Alternator Petrol Engine Unit 180A 8645325
Product currently unavailable
Part no. A2189005607
Radio Head Unit Mercedes W207 W212 COMAND Navi CD Player Navigation A2189005607
Product currently unavailable
Part no. 9197161-1
BMW E88 ECU Footwell Light Module Control Unit PL2 FRM II Lear 9197161
Product currently unavailable
Part no. A4159066000
Starter Motor Mercedes W415 Citan OM607 OM608 Diesel Engine Starter 233006508R
Product currently unavailable
Part no. A2465402710
Mercedes W176 W246 Emergency Call Switch Roof Wiring Cable Loom A2465402710
Product currently unavailable
Part no. A0018200826
Mercedes SLK R170 W202 W210 Module Control Unit SRS Sensor ECU Bosch A0018200826
Product currently unavailable
Part no. 6801102
Mini Cooper One R50 R52 R53 Front Loudspeaker Speaker 6801102
Product currently unavailable
Part no. 06F903023F
Volkswagen Golf 5 Audi A3 8P 1.9 2.0 TDI Engine Alternator Generator 06F903023F
Product currently unavailable
Part no. 03L906022FD-1
Audi A3 8P 2.0 TDI 170HP CBBB Engine ECU Unit Kit 03L906022FD Key + Ignition
Product currently unavailable
Part no. 8506434-2
BMW 1 3 Series E81 E87 E90 LCI 116d 316d N47 ECU Kit DDE CAS3 Key 8506434 Manual
Product currently unavailable
Part no. A1679052401
Crash Impact Sensor Mercedes C118 W177 W247 Front Acceleration Unit A1679052401
Product currently unavailable
Part no. A1635422218
Mercedes ML W163 SRS Control Module Sensor Unit Temic A1635422218
Product currently unavailable
Part no. 2354701-1
BMW 1 3 5 7 X5 E60 E65 E70 E81 E87 E90 F10 Starter Motor 2354701
Product currently unavailable
Part no. 9229240
Radio Business BMW E81 E87 E90 LCI CD Player 9229240
Product currently unavailable
Part no. 9146036
BMW X5 E70 ECU Body Control Module Unit JBBFEII PL4 LOW 9146036
Product currently unavailable
Part no. A2539003809
Mercedes W253 Display Screen Monitor Radio Sat Nav Navigation Unit A2539003809
Product currently unavailable
Part no. 06K907425B
Audi S1 8X 2.0 TFSI CWZA 231HP Quattro Engine Control Unit ECU 06K907425C
Product currently unavailable
Part no. A0131541002
Mercedes-Benz Vito Viano W639 Alternator Generator Diesel 200A A0131541002
Product currently unavailable
Part no. 3450937
Mini Cooper One R56 Footwell Light Module High ECU PL3 FRM II 3450937
Product currently unavailable
Part no. 8P0907063AD
Audi TT 8J Body Comfort Control BCM Module Unit ECU 8P0907063AD
Product currently unavailable
Part no. 55567591
Opel Zafira Insignia 2.0 A20dth Cdti Glow Plug Wiring Loom Harness 55567591
Product currently unavailable
Part no. 7P6907357A
Skoda Octavia 5E Front Lamp Headlight Range Control Module Unit ECU 7P6907357A
Product currently unavailable
Part no. 6500CA
Fuse Box Cover Citroen Berlingo Peugeot Partner Housing Lid Trim 9658418180
Product currently unavailable
Part no. A2139052403
Mercedes W213 Trunk Tailgate Rear Switch Sensor Module A2229059004
Product currently unavailable
Part no. 8736083
BMW F98 Battery Lead Pole Negative Cable IBS Sensor 8736083
Product currently unavailable
Part no. 9119496
BMW E91 ECU Body Control Module H4 Electronic Box PL2 JBBFE 9119496
Product currently unavailable
Part no. 7545789-7
Mini One R50 W10 90HP Engine Control Unit ECU Kit DME 7545789 + EWS + Key Manual
Product currently unavailable
Part no. 7811999-2
BMW X3 E83 LCI 2.0d N47 177HP Diesel ECU Kit DDE 7811999 + EWS4 + Key Manual
Product currently unavailable
Part no. A2218206689
Mercedes W221 S500 Audio Amplifier Sound System Control Module A2218205289
Product currently unavailable
Part no. A2038201411
Mercedes R171 W203 W211 Phone Adapter Contact Plate Holder Telephone A2038201411
Product currently unavailable
Part no. 7555361-1
BMW 3 5 Series E60 E61 E90 E91 N52 325i 525i ECU Kit DME CAS2 Key 7555361 Manual
Product currently unavailable
Part no. 03F906070GR
Seat Ibiza 6J 1.2 TSI CBZB 105HP Engine Control Module ECU Unit Manual 906070GR
Product currently unavailable
Part no. 7809941-7
BMW E60 LCI E90 M57N2 325d 525d 197HP ECU Kit DME CAS3 + Key 7809941 Automatic
Product currently unavailable
Part no. 7810002-2
BMW 1 Series E81 E82 E87 LCI N47S 123d ECU Kit DDE CAS 3 Keys 7810002 Manual
Product currently unavailable
Part no. 2G0035456
Seat Ibiza V Audio Stereo Amplifier Control Module 2G0035456
Product currently unavailable
Part no. 8658275
Mini Cooper One F54 F55 F56 F57 F60 Starter Motor Engine Petrol 8658275
Product currently unavailable
Part no. 7911252
Mini Countryman F60 BMW F45 X1 F48 Air Module Control Unit ECU 7911252
Product currently unavailable
Part no. 9396830
BMW F06 F12 F13 E63 Antenna Module Multi band Antenna GPS TEL Left N/S 9396830
Product currently unavailable
Part no. 8364540-1
BMW 3 X3 Series E46 E83 1 Fuse Distribution Box 8364540
Product currently unavailable
Part no. 6970676
BMW X5 E70 Rear Bumper PDC Cables Wiring Loom Set 6970676
Product currently unavailable
Part no. A2129003825
Mercedes W204 SAM Module Control Unit Electrical Fuse Box Unit A2129003825
Product currently unavailable
Part no. 8K0915181
Audi A4 B8 A5 8T A6 C6 Battery Negative Terminal Cable Wiring Wire 8K0915181
Product currently unavailable
Part no. A2139008409-1
Seat Module Mercedes C238 Front Right Seat Control Unit A2139008409
Product currently unavailable
Part no. A2319003706
Mercedes R231 Control Unit Module Passenger Seat A2319003706
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 .