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. 5Q0959655D
Volkswagen Golf Mk7 Air Module Control Unit ECU 5Q0959655M
Product currently unavailable
Part no. GK2T-10300-BC
Ford Transit Mk8 Alternator Generator Unit 220A 2.0 Diesel Engine 6CIT-10300-BC
Product currently unavailable
Part no. 7801217
BMW X3 Series E83 3.0d M57N2 218HP ECU DME Unit 7801217 Automatic Transmition
Product currently unavailable
Part no. 9149229
BMW 5 6 E60 E63 LCI Radio CHAMP Professional CD Player System Controller 9149229
Product currently unavailable
Part no. 7577664
BMW E60 E61 LCI 550i N62N 367HP Engine Unit Module ECU DME 7577664 Manual
Product currently unavailable
Part no. 8647255
BMW F20 LCI F21 F22 Integrated Supply Control Module Unit 8647255
Product currently unavailable
Part no. 4G0907401F-1
Audi A7 4G 3.0 TDI CDUC Quattro Engine ECU Kit BCM + Ignition + Key 04L907445F
Product currently unavailable
Part no. 9324781
BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9324781
Product currently unavailable
Part no. A2208203685
Mercedes W220 Headlight Head Lamp Control Module Unit A2208203685
Product currently unavailable
Part no. RHD-CK52-14A205-FD
Range Rover L405 Ambient Lighting Door Wire Wiring Left N/S CK52-14A205
Product currently unavailable
Part no. A2049005201
SAM Module Mercedes W204 Control Unit Electrical Fuse Box Unit A2049005201
Product currently unavailable
Part no. 81A035035G
Audi Q2 GA Sat Nav Multimedia Control Unit Module SD SIM MIB2 HIGH 81A035035G
Product currently unavailable
Part no. 9236461
BMW F10 Footwell Light Control Unit Module ECU FRM III 9236461
Product currently unavailable
Part no. 05L903026B
Audi Q2 GA 3.0 TDI DTTC Diesel Engine Alternator Generator 05L903026B
Product currently unavailable
Part no. 7316215
Headlight Module BMW F06 F12 F13 Xenon Headlamp Control Unit AHL 7316211
Product currently unavailable
Part no. A2075401650-1
Mercedes W204 Fuse Prefuse Box Relay Electrical Control Unit A2075401650
Product currently unavailable
Part no. A0015429619
Mercedes R129 W202 Relay Green Control Unit 12V 30A A0045450405
Product currently unavailable
Part no. 6819838
BMW F30 LCI G11 G30 High Voltage Battery Charging Unit Module 6819838
Product currently unavailable
Part no. 6942637
BMW 5 Series E60 M-Audio System Controller Navigation Head Unit 6942637
Product currently unavailable
Part no. A2539003001
Mercedes C253 Electronic Control Unit Module A2539003001
Product currently unavailable
Part no. A1679002718-1
Mercedes W205 C253 W257 Door Module Front Left N/S Control Unit ECU A1679002718
Product currently unavailable
Part no. 7580279-8
BMW E87 LCI E90 120i 320i N43 143HP ECU Engine Control Unit DME 7580279 Manual
Product currently unavailable
Part no. 3452681
Mini R55 R56 R57 Radio Boost CD Player Audio Head Unit 3452681
Product currently unavailable
Part no. 8517727-3
Mini Cooper D R60 ALL4 112HP 1.6 N47N Engine ECU Kit DDE 8517727 + CAS3 + Key
Product currently unavailable
Part no. 7567178-3
BMW E60 E90 523i 323i Petrol N52 177HP ECU Kit DME 7567178 CAS3 + Key Automatic
Product currently unavailable
Part no. A2038705089-1
Mercedes W203 CD Media Player Radio Audio 20 Phone Head Unit A2038705089
Product currently unavailable
Part no. 03L911021E
Audi A4 B8 Starter Motor Engine Motor Actuator Diesel Bosch 03L911021E
Product currently unavailable
Part no. A0009009935
Mercedes EQA350 H243 4matic Electric Battery Charger Control Module A0009009935
Product currently unavailable
Part no. 1439674
BMW X5 E53 Base B Positive Battery Terminal Cable Cover Compartment
Product currently unavailable
Part no. 8K0907063N
Audi A4 B8 Body Control Comfort Unit Module BCM Unit ECU 8K0907063N
Product currently unavailable
Part no. 038906016AJ
VW Volkswagen Transporter T5 1.9 TDI Diesel Engine Control Unit ECU 038906016AJ
Product currently unavailable
Part no. A1718207326
Mercedes R171 Air Module SRS Control Unit Crash Sensor ECU A1718207326
Product currently unavailable
Part no. 9134479-1
BMW E93 Body Control Module Junction Box ECU PL2 JBBFE H1 9134479
Product currently unavailable
Part no. 9157584
BMW 6 Series E64 Components Aerial Antenna Diversity Cable AM FM TV 6917457
Product currently unavailable
Part no. 8T0035223AN
Audi S5 8T Amplifier Speaker Bang & Olufsen Control Module Unit 8T0035223AN
Product currently unavailable
Part no. 6784961
BMW E81E88 E90 E92 Speed Sensor Yaw Rotary Rate Sensor Adaptive Steering 6784961
Product currently unavailable
Part no. A1715450901
Mercedes SLK R171 Front Fuse Box SAM Relay Control Unit Module A1715450901
Product currently unavailable
Part no. A6519000601-5
Mercedes W906 313 CDI OM651 129HP Diesel Engine Control ECU A6519000601 Manual
Product currently unavailable
Part no. A1669008606-1
Seat Module Mercedes W176 W246 Front Left N/S Memory Control Unit A1669008606
Product currently unavailable
Part no. 1K0953549AE
VW Golf Mk5 Steering Angle Steering Wheel Column Control Module ECU 1K0953549AE
Product currently unavailable
Part no. 8707676
BMW F22 F32 F36 Body Control Comfort Module Unit 8707676
Product currently unavailable
Part no. 9172420
BMW 1 3 5 Series E60 E81 E87 LCI E90 Hands-free Bluetooth Module High MULF2
Product currently unavailable
Part no. 7614366
BMW F10 F11 528i N53 258HP Engine Control Unit ECU DME 7614366 Automatic
Product currently unavailable
Part no. A0061517401
Starter Motor Mercedes Sprinter W906 OM651 Diesel Engine 0986021360
Product currently unavailable
Part no. 8510221-8
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 8510221 CAS3 + Key
Product currently unavailable
Part no. A2769007300-2
Mercedes R172 AMG SLC 43 276.822 Engine Control Module ECU Kit A2769007300
Product currently unavailable
Part no. 6870277
Air Module BMW X5 F15 X6 F16 ECU ICM Control Unit 6870277
Product currently unavailable
Part no. A1775405501
Mercedes W177 Door Harness Loom Cable Wiring Rear Left Right N/O/S A1775405501
Product currently unavailable
Part no. 7557395-8
MINI One R50 R52 W10 90HP Engine Control Unit ECU Module DME 7557395 EWS Manual
Product currently unavailable
Part no. 9177987
BMW E91 ECU Body Control Module H4 Electronic Box 61359177987 9177987
Product currently unavailable
Part no. 8E1971687L
Audi A4 B7 Door Harness Loom Cable Wiring Rear 8E1971687L
Product currently unavailable
Part no. 9176685
Navigation System BMW X3 E83 Z4 E85 Mini R50 R52 DVD GPS Computer Unit
Product currently unavailable
Part no. A6549009400
Mercedes W447 W907 W910 Engine Control Unit Module ECU A6549009400
Product currently unavailable
Part no. 8579420
BMW F07 F10 F11 Alternator Generator 220A Valeo N47N Diesel Engine 8507625
Product currently unavailable
Part no. A2118208185
Mercedes W211 Door Module Front Left N/S Driver Control Unit ECU A2118208185
Product currently unavailable
Part no. 1S7U11000BC
Starter Motor Ford Transit 2.4 TDDi Diesel Engine 1S7U11000BC
Product currently unavailable
Part no. A1669007616
Amplifier DAB Mercedes W176 W204 W212 Control Unit Module ECU A1669007616
Product currently unavailable
Part no. 3453744
Mini Cooper R56 Footwell Light Module ECU LOW EKS Lear PL3 FRM II 3453744
Product currently unavailable
Part no. 7068055
BMW 5 7 Series E60 E65 Front Seat Flexible Shaft And Transmission Bracket Set
Product currently unavailable
Part no. 7809794-1
Mini Cooper D R55 R56 Diesel W16 1.6 109HP ECU Kit DDE 7809794 CAS3 + Key Manual
Product currently unavailable
Part no. A1685453340
Mercedes-Benz A-Class W168 Fuse Box Unit Holder Bracket Frame A1685453340
Product currently unavailable
Part no. ML3T-14H031-AK
VW Amarok NF Blind Spot Radar Sensor Rear Left Right N/O/S ML3T-14H031-AK
Product currently unavailable
Part no. 9868384
Body Control BMW F22 F23 F30 F32 F33 F36 BCM Module Unit ECU 9868384
Product currently unavailable
Part no. 5K0937084D
Volkswagen Scirocco Mk3 Comfort BCM Control Module Unit ECU 5K0937084D
Product currently unavailable
Part no. KK3T-14F642-BA
Ford Transit Custom Data Link Obd Port Module KK3T-14F642-BA
Product currently unavailable
Part no. 9273628
BMW F11 Touring Light Control Footwell Module Unit ECU FRM III 9273628
Product currently unavailable
Part no. 1439874
BMW E46 316i M43 Petrol Engine Wiring Harness Engine Module Wiring 1439874
Product currently unavailable
Part no. AH42-10F845-AA
Land Rover Discovery 4 L319 Bluetooth Control Module AH42-10F845-AA
Product currently unavailable
Part no. 8510832-1
BMW E90 E91 LCI 318d Engine N47N 143HP ECU Kit DDE 8510832 CAS3 Key Automatic
Product currently unavailable
Part no. 6983539-1
BMW 5 Series E60 Light Control Unit Module LEAR LM E6X MIT AHI 6983539
Product currently unavailable
Part no. A2025400231
Mercedes CLK W202 W208 Battery Negative Earth Cable Wiring A2025400231
Product currently unavailable
Part no. 9111718
BMW 1 3 Series E81 E87 E90 Hands-Free Electronics Charging Module MULF 9111718
Product currently unavailable
Part no. 6822582
BMW 3 Series F30 Head Unit Basic Media Navigation Headunit 6822582
Product currently unavailable
Part no. 9263798
BMW E92 LCI Footwell Xenon Light Control Module Lear FRM3R PL2 9263798
Product currently unavailable
Part no. 8678967
Mini Cooper R56 Petrol Engine Installation Wiring Loom Harness 8678967
Product currently unavailable
Part no. 9230617-1
BMW F10 F11 Seat Loom Cable Lordosis Lumbar Pump Control Front Right O/S 9230617
Product currently unavailable
Part no. 7550468-3
BMW E81 E87 LCI E90 E91 Petrol N43 Alternator Generator 170A Denso 7550468
Product currently unavailable
Part no. 9193753-1
BMW E81 E87 LCI Board Monitor Central Information Display 6,5" 9193753
Product currently unavailable
Part no. 9182571
BMW 1 Series E82 E88 Rear Bumper Wiring Loom PDC Harness 9182571
Product currently unavailable
Part no. 3448901
Mini Cooper One R56 Footwell Light Module High ECU PL3 FRM II 3448901
Product currently unavailable
Part no. 3452092-1
Mini Cooper One R55 Footwell Light Module ECU HIGH Lear PL3 FRM II 3452092
Product currently unavailable
Part no. A2129068800-2
Mercedes W212 Radio Head Unit COMAND Navi CD DVD Player Control Unit A2129068800
Product currently unavailable
Part no. 9261590
PDC Parking Sensor BMW F20 F21 F30 Ultrasonic Front Tiefseeblau Deep Sea Blue
Product currently unavailable
Part no. 9134483
BMW E92 ECU Body Control Module Junction Box L1 PL2 JBBFE 9134483
Product currently unavailable
Part no. 7587548-1
Mini Cooper S R55 R56 N14 1.6 174HP ECU Kit DME 7587548 + CAS3 + Key Manual
Product currently unavailable
Part no. SPH-DA120
Pioneer SPH-DA120 Head Unit Apple Carplay Android Auto Bluetooth Media Player
Product currently unavailable
Part no. 9281714
BMW F83 Camera Kafas Front Windscreen Camera 9281714
Product currently unavailable
Part no. A0081545202
Mercedes W124 M103 Alternator Generator BOSCH 14V 70A A0131541002
Product currently unavailable
Part no. A6399000300
Mercedes Vito Viano W639 Side Sliding Door Control Unit Module ECU A6399000300
Product currently unavailable
Part no. 3450938
BMW Mini Cooper One R56 Footwell Light Module LOW ECU PL3 FRM II 3450938
Product currently unavailable
Part no. A4159064900
Alternator Generator Mercedes W415 OM607 Diesel Engine 150A 14V 231004554R
Product currently unavailable
Part no. 9285930
BMW F01 LCI Facelift Footwell Module Unit LED TEMIC FRM III 9285930
Product currently unavailable
Part no. 5Q4959593B
Seat Leon Mk3 5F Door Module Control Unit Front Driver's Side Door 5Q4959593B
Product currently unavailable
Part no. 7533270-2
BMW E90 E81 E87 E85 Alternator Generator 150A N45 N46 Petrol Engine 7533270
Product currently unavailable
Part no. 5A2A040
Pedestrian Protection Mini F55 F56 F57 Tube Impact Crash Sensor Module 5A2A040
Product currently unavailable
Part no. A0018209726
Mercedes-Benz C CLK Class W203 W209 Airbag Control Unit Module ECU A0018209726
Product currently unavailable
Part no. 4E0955559C-1
Audi A6 C6 Front Windscreen Rain Light Solar Sensor Unit 4E0955559C
Product currently unavailable
Part no. 05L907309B-1
Audi Q2 GA 35 TDI DTTC 150HP Quattro Engine ECU Kit 05L907309B Ignition + Key
Product currently unavailable
Part no. 9178898
BMW 1 3 5 Series E87 LCI E90 E60 Hands Free Bluetooth Module High MULF2 9178898
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 .