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
-15%
Part no. 02M911024
Starter Motor Volkswagen VW Golf VI Passat B6 Tiguan Diesel Engine 02M911024
Product currently unavailable
Part no. 3452217
BMW X3 E83 1.8d 2.0d N47 Engine Wiring Loom Harness 3452217 3452220
Product currently unavailable
Part no. 057911023E
Audi Q7 4L 4.2 TDI Quattro Engine Starter Motor Actuator 057911023E
Product currently unavailable
Part no. 9186477
BMW F07 F12 F13 LCI Camera System Unit Module Bracket Holder Mount 9186477
Product currently unavailable
-15%
Part no. 6969281
BMW 1 3 X1 Series E81 E84 E87 E90 E91 Parking Control Module Unit PDC 6969281
Product currently unavailable
Part no. A2479005807
Mercedes V177 Seat Control Module CSMM Front Right O/S A2479005807
Product currently unavailable
Part no. 7561684-10
BMW E60 530i E90 330i N52 258HP Engine Control Unit ECU DME 7561684 Automatic
Product currently unavailable
Part no. 5B48520
Head Unit BMW F40 F44 Radio Player Navigation Control Module Alpine 5A291C5
Product currently unavailable
Part no. 7559178
BMW E60 E63 E65 E85 E87 E90 E91 N52 Engine ECU DME 7559178 Automatic Gearbox
Product currently unavailable
Part no. 8P0959433J
Audi A3 8P Body Control Comfort Unit Module BCM Convenience Unit ECU 8P0959433J
Product currently unavailable
Part no. 5Q4959393B
Skoda Octavia 5E Front Door Control Module Unit Driver's Side 5Q4959393B
Product currently unavailable
Part no. 8T0035223M
Audi A5 8T Sound System Audio Amplifier Amp Unit Bang & Olufsen 8T0035223M
Product currently unavailable
Part no. 6841702
BMW X3 G01 Power Battery Distribution Junction Box Control Unit Rear 6841701
Product currently unavailable
Part no. 4H0907441A
Audi A8L 4H Rear View Backup Camera Control Unit Module 4H0907441A
Product currently unavailable
Part no. 7595179-3
BMW E81 E87 LCI E90 N43 118i 318i Petrol ECU Kit DME 7595179 CAS3 + Key
Product currently unavailable
Part no. 8519663-2
Mini Cooper R56 LCI R60 N47N 122HP Diesel Engine ECU Kit DDE 8519663 CAS 3 Key
Product currently unavailable
Part no. 1K0909605R
Volkswagen Golf Mk5 Seat Skoda Air Control Module Unit 1K0909605R
Product currently unavailable
Part no. A1645450201
Fuse Box Mercedes ML W164 W251 OM642 Diesel Relay Module Unit A1645450201
Product currently unavailable
-5%
Part no. A2049060405
Mercedes W204 Front Fuse Board Box Relay Unit Case A2049060405
Product currently unavailable
Part no. 6822066
BMW F20 F30 LCI Harman Head Unit High 2 Media Sat Nav Radio NBT EVO HU 6822066
Product currently unavailable
Part no. 9181881
BMW X3 E83 Telematics Bluetooth Control Unit Module 9181881
Product currently unavailable
Part no. A2139004409
Mercedes W213 Door Module Front Right O/S Control Unit A2139004409
Product currently unavailable
Part no. 9852925
BMW G16 G26 Tailgate Lift Boot Lid Control Unit Module Trunk 9852925
Product currently unavailable
-40%
Part no. 7579136
BMW Mini Cooper S R56 Automatic Gearbox ECU Control Unit EGS Module 7579136
Product currently unavailable
Part no. 8517727-2
Mini R56 LCI R60 143HP 2.0 N47N Engine ECU Kit DDE 8517727 + CAS3 + Key
Product currently unavailable
Part no. A2469008311
Mercedes W176 PDC Parking Distance Sensor Module Control Unit ECU A2469008311
Product currently unavailable
Part no. A0061510601
Mercedes W164 M113 Petrol Engine Starter Motor A0061510601
Product currently unavailable
Part no. 8638198
BMW F20 F30 116i 316i N13 136HP Engine Control Unit ECU DME 8625241 Manual
Product currently unavailable
Part no. 9237539
BMW 1 2 Series 1 F20 F21 F22 Central Information Display Screen 6,5" 9237539
Product currently unavailable
Part no. A1698207589
Mercedes W169 W245 CD Player Radio Audio Head Unit A1698207589
Product currently unavailable
Part no. A2129068800-1
Radio Head Unit Mercedes W212 COMAND Navi CD DVD Player Control Unit A2129068800
Product currently unavailable
Part no. A6519007500-8
Mercedes W204 C220CDI BlueEFFICIENCY OM651.911 Engine ECU Kit A6519007500 Key
Product currently unavailable
Part no. 9338910
Mini Cooper F56 Wiring Driver's Loom Front Right O/S Door Cables 9338910
Product currently unavailable
Part no. A1695450003
Mercedes W169 Fuse Box Cover Trim Panel A1695450003
Product currently unavailable
Part no. A0075451432
ECU Mercedes W124 E280 M103.940 Engine Control Unit Automatic Jetronic
Product currently unavailable
Part no. 7603779
Alternator BMW F10 F13 F07GT F02 Petrol N63 Alternator valeo 230A 7603779
Product currently unavailable
Part no. 9205278-1
CD Radio Player BMW X3 Z4 E83 E85 E86 Radio Business CD Audio Unit 9205278
Product currently unavailable
Part no. A1645405662
Mercedes W164 Central Gateway Control Unit Module A1645405662
Product currently unavailable
Part no. 4H0907064FN
Audi A6 C7 Gateway Convenience Module Unit Body Control ECU 4H0907064FN
Product currently unavailable
Part no. A0265456532-1
Mercedes W210 E240 112.911 170HP Engine ECU Kit A0265456532 Automatic Key Lock
Product currently unavailable
Part no. 6860729
VDC Module BMW F31 Touring Air Suspension Level Control Unit 6860729
Product currently unavailable
Part no. A2649000700-3
Mercedes W205 C300 OM264.920 Engine Control Module ECU A2649000700 Automatic
Product currently unavailable
Part no. A0015455716
Mercedes Vito W639 Automatic Gearbox EGS Control Unit Module ECU A0015455716
Product currently unavailable
Part no. 7797661-1
Alternator BMW E53 E83 M57N2 Generator Diesel Engine Power 150A 7797661
Product currently unavailable
Part no. A2218207510
Mercedes W221 Anti Theft Roof Alarm Ultrasonic Motion Sensor Unit A2218207510
Product currently unavailable
Part no. 7700353184
Bumper Reflector Renault Trafic III Vauxhall Vivaro B Rear Light 7700353184
Product currently unavailable
Part no. 7561834-5
BMW E87 E90 118i 318i N46 Engine ECU KIT DME 7561834 CAS2 Keys Manual
Product currently unavailable
Part no. 7811702-3
BMW E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE 7811702 + CAS3 + Key Automatic
Product currently unavailable
Part no. BK2T-14303-AG
Ford Transit Custom Negative Battery Terminal Cable Wiring BK2T-14303-AG
Product currently unavailable
Part no. 9267516
BMW F10 Central Gateway Module Control Unit Lear ZGW-02 MID Plus 9267516
Product currently unavailable
Part no. 059911021C
Audi A4 B8 3.0 TDI CAPA Diesel Starter Motor 059911021C
Product currently unavailable
Part no. 7600020-4
Mini Cooper R55 R56 N12 1.6 120HP ECU Kit DME 7600020 CAS3 Key Manual
Product currently unavailable
Part no. 51810307A152
Vauxhall Combo Fiat Punto 1.3 Diesel Starter Motor 51810307A152
Product currently unavailable
Part no. A2215401682
Mercedes W221 Cover Fuse Box Case Trim Panel Lid A2215401682
Product currently unavailable
Part no. A0051511301-4
Mercedes W203 W210 W211 Starter Motor Diesel Engine Remy A0051511301
Product currently unavailable
Part no. 6825837
Head Unit BMW F20 F30 LCI F36 CD Player DAB Radio Sat Nav Navigation 6825837
Product currently unavailable
Part no. A1729060205-1
Mercedes SLK R172 Rear SAM Fuse Relay Box Control Unit Module A1729060205
Product currently unavailable
Part no. 1164130
BMW E38 E39 Basic Control Unit Module ABS ASC Computer ECU 1164130
Product currently unavailable
Part no. 8K0907357A
Audi A5 8T Headlight Range Headlamp Control Unit Module ECU 8K0907357A
Product currently unavailable
Part no. 9157156
Body Gateway Module BMW E60 E61 LCI E63 E64 ECU Control Unit 9157156
Product currently unavailable
Part no. A2711540802-1
Mercedes W203 W211 C209 M271 Petrol Engine Alternator A2711540802
Product currently unavailable
Part no. 9240532
BMW E90 LCI Footwell Light Control Module Lear FRM3R PL2 LED 9240532
Product currently unavailable
Part no. 7493232
Led Indicator Module BMW F32 F33 F36 F80 F82 F83 Light Signal Blinker 7493232
Product currently unavailable
Part no. A1719010100
Mercedes SLK R171 Heated Heating Seat Control Unit Module A1718201626
Product currently unavailable
Part no. A1645402972
Mercedes W164 Fuse Box Holder A1645402972
Product currently unavailable
Part no. 9145437-2
Information Display BMW E81 E82 E87 E88 Board Monitor Central Screen 9145437
Product currently unavailable
Part no. 8H0035225S
Audi A4 B7 Aerial Antenna Amplifier Module Left N/S 8H0035225S
Product currently unavailable
Part no. 6828085
PDC Module BMW F15 F16 F25 F26 I01 I12 Parking Distance Sensor Unit 6828085
Product currently unavailable
Part no. 9813621
Mini Countryman R60 Fuse Distribution Box SPEG High DC/DC H7 9809382
Product currently unavailable
Part no. A2469008819
Radio Head Unit Mercedes W176 W246 Audio 20 Media Player Navigation A2469008819
Product currently unavailable
Part no. A2059000828
Door Module Mercedes GLC X253 Rear Door Left Control Module A2059000828
Product currently unavailable
Part no. 9206778
BMW 3 5 7 X5 Series E61 E65 E70 E90 Telematics ECU Control Unit GSM 9206778
Product currently unavailable
-15%
Part no. 03L903023K
Audi A3 8V A4 A5 B8 Alternator Generator Electrical Unit Diesel 03L903023K
Product currently unavailable
Part no. A6519060026-1
Starter Motor Mercedes W204 W212 W639 OM651 Diesel Engine Denso DSN967
Product currently unavailable
Part no. 9131776
BMW 3 Series E90 ECU Body Control Module H1 PL2 JBBFE Junction Box 9131776
Product currently unavailable
Part no. 8371011
BMW X3 Series E83 Cover Positive B Battery Terminal Point Case 8371011
Product currently unavailable
Part no. 2622605
Telematics Module BMW F20 F21 Bluetooth Teleservices GPS Control Unit 2622605
Product currently unavailable
Part no. 4E0941817
Audi A6 A8 Q7 CAN Bus Jumper Contact Bridge Connector 4E0941817
Product currently unavailable
Part no. 7567362-3
BMW 3 Series E92 N52N 325i 218HP ECU Kit DME CAS3 + Key 7567362 Manual
Product currently unavailable
Part no. A6511500126-1
Mercedes W204 C200CDI BlueEFFICIENCY OM651.913 Engine ECU Kit A6511500126 Key
Product currently unavailable
Part no. 7599881-15
BMW E87 LCI E90 E91 N43 120i 320i 170HP Engine Unit ECU DME 7599881 Manual
Product currently unavailable
Part no. A9075400186
Mercedes Sprinter W907 Battery Cable Alternator Wiring Loom Harness A9075400186
Product currently unavailable
Part no. 7588620
BMW E60 E90 325i 525i N53 218HP ECU Engine Control Module DME 7588620 Automatic
Product currently unavailable
Part no. 9843968
Screen Ring Mini F55 F56 F57 Navigation Display Head Unit Trim Cover 9843968
Product currently unavailable
Part no. 6819950-1
BMW F10 F11 F20 F21 F22 F30 F31 F32 Navigation Sat Nav Head Unit High 6819950
Product currently unavailable
-5%
Part no. A1698206726
Mercedes-Benz W245 ECU Control Unit Sensor Module Airbag A1698206726
Product currently unavailable
Part no. 7L6959933
Volkswagen Touareg 7L Control Comfort Unit Module Unit ECU 7L6959933
Product currently unavailable
Part no. 4L0907282A
Audi A7 4G Q7 4L 3.0 TDI Glow Plug Pre Heat 651 Relay Unit 9 Pins 4L0907282A
Product currently unavailable
Part no. 9852926
BMW F31 X5 F15 Mini F60 Electric Tailgate Bootlid Control Unit Module 9852926
Product currently unavailable
Part no. A4479007806
Mercedes W447 Door Control Unit Front Right O/S A4479007806
Product currently unavailable
Part no. 9382517
Audio Amplifier BMW F20 F21 F23 LCI I3 I8 Top Hifi Harman Kardon Unit 9382517
Product currently unavailable
Part no. 6983334
Mini R50 R53 6-Disc CD Changer Multichanger Without Magazine 6983334
Product currently unavailable
Part no. 6944104
BMW X5 E53 Receiver Heating Remote Control 6944104 70545B
Product currently unavailable
Part no. 03G903016N
Audi A6 C6 2.0 TDI Alternator Generator 180A 14V Diesel Engine Unit 03G903016N
Product currently unavailable
Part no. 03L903023
Audi A3 8V Diesel Engine Starter Alternator Electrical 14V 140A 03L903023
Product currently unavailable
Part no. 8A6T17D547AB
Rain Sensor Ford Fiesta MK7 Mondeo MK4 Windscreen Light Module 8A6T17D547AB
Product currently unavailable
Part no. A2139002522
Control Unit Mercedes W213 W217 Front Right O/S Door Control Module A2139002522
Product currently unavailable
Part no. 9131710
BMW E60 M-Audio CD Radio Player Head Unit Professional 9131710
Product currently unavailable
Part no. 959104H600
Hyundai H-1 Safety Module Air Bag SRS Control Unit ECU Module 95910-4H600
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 .