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. CK52-14A067-AB
Range Rover L405 Fuse Box Relay Plug Socket Fuse Unit Holder CK52-14A067-AB
£32.95
Free delivery: Feb 10
If paid before 14:00
Part no. 9303594
BMW Z4 E89 Anti Theft Alarm System Module Control Unit DWA 9303594
£18.95
Free delivery: Feb 10
If paid before 14:00
Part no. A1729019102
Mercedes SLK R172 SRS Control Module Belt Tensioner Bag Sensor Unit 1729019102
£51.95
Free delivery: Feb 10
If paid before 14:00
Part no. 3452285-1
BMW X3 Series E83 1 Boardmonitor Central Information Display Screen 6,5"
£332.95
Free delivery: Feb 10
If paid before 14:00
Part no. RHD-A2075403402
Mercedes W207 M276 Petrol Engine Starter Cable Harness Wiring A2075403402
£118.95
Free delivery: Feb 10
If paid before 14:00
Part no. A7895407300
Mercedes H243 EQA Cable Wiring Harness Loom A7895407300
£13.95
Free delivery: Feb 10
If paid before 14:00
Part no. 83A971687L
Audi RSQ3 F3 Door Wiring Harness Loom Rear Left N/S Cabling 83A971687L
£32.95
Free delivery: Feb 10
If paid before 14:00
Part no. 8677250
Battery Starter Cable Mini Countryman F60 Cooper S B48 Positive Plus 8677250
£18.95
Free delivery: Feb 10
If paid before 14:00
Part no. A1775409001
Mercedes W177 W247 Front Left Right N/O/S Door Card Wiring Loom A1775409001
£18.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2048700196
Radio Player Mercedes W204 COMAND Navi CD Head Unit A2048700196
£61.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2711532291-1
Mercedes S203 C180 143HP Kompressor M271.946 Engine ECU A2711532291 Automatic
£218.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2139008530
Mercedes W213 W447 Transmission Gearbox Control Unit Module ECU A2139008530
£37.95
Free delivery: Feb 10
If paid before 14:00
Part no. 8R0971765
Audi Q5 8R Adblue Wiring Harness Cable 2.0 TDI 8R0971765
£23.95
Free delivery: Feb 10
If paid before 14:00
Part no. 9196937
BMW E93 Convertible Seat Control Unit Module ECU 9196937 FSV 7.14.0
£18.95
Free delivery: Feb 10
If paid before 14:00
Part no. A9079005303-1
Mercedes Sprinter W907 W910 Control Unit Module ECU A9079005303
£66.95
Free delivery: Feb 10
If paid before 14:00
Part no. A1698209126
Door Module Mercedes W169 W245 Rear Left N/S Control Unit A1698209126
£13.95
Free delivery: Feb 10
If paid before 14:00
Part no. A4479006000
Mercedes W447 Front Door Module Control Unit ECU Front Left N/S A1669013901
£75.95
Free delivery: Feb 10
If paid before 14:00
Part no. 6812250
BMW X1 F48 Door Wiring Loom Harness Cable Front Passenger Side N/O/S 6812250
£37.95
Free delivery: Feb 10
If paid before 14:00
Part no. 6809472
Mini Cooper F56 Front Door Wiring Loom Harness Driver Side 9389221
£51.95
Free delivery: Feb 10
If paid before 14:00
Part no. CC1T-14A280-AB
Ford Transit Custom Battery Terminal Negative Ground Cable Wiring CC1T-14A280-AB
£28.95
Free delivery: Feb 10
If paid before 14:00
Part no. A1698206926
Door Module Mercedes W169 W245 Front Left N/S Control Unit A1698206926
£23.95
Free delivery: Feb 10
If paid before 14:00
Part no. 9204849
BMW X5 X6 Series E70 E71 Airbag Control Module ECU Unit 9204849
£13.95
Free delivery: Feb 10
If paid before 14:00
Part no. 9282118
BMW F10 CAS4 Control Unit Module 9282118 61359282118
£56.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2219006404
Mercedes W221 Door Module Front Right O/S Control Unit ECU A2219006404
£113.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2214404513
Mercedes W221 Door Wiring Front Door Right O/S Wire Loom A2214404513
£23.95
Free delivery: Feb 10
If paid before 14:00
Part no. 4M0907247A
Keyless Entry Amplifier Audi A4 B9 A5 F5 Control Box Module Antenna 4M0907247A
£13.95
Free delivery: Feb 10
If paid before 14:00
Part no. 9362397
BMW 1 Series F20 Rear Module Fuse Box Power Distribution Control 9362397
£28.95
Free delivery: Feb 10
If paid before 14:00
Part no. 7458420
Tailgate Smart Opener BMW F10 F36 Mini Clubman F54 Bootlid Control Unit 7458420
£37.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2125400080
Mercedes W212 Fuse Box Housing Relay Unit Module A2125400080
£13.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2129010700
Mercedes W212 ECU Control Unit Sensor Module Airbag A2129010700
£13.95
Free delivery: Feb 10
If paid before 14:00
Part no. 8511372-3
BMW F01 F07 530d 730d N57 245HP Engine Control ECU Kit DDE 8511372 Automatic
£170.95
Free delivery: Feb 10
If paid before 14:00
Part no. 9244394
Body Control Module BMW F11 ECU Junction Box 3 PL6 JBBFE III V7 9244394
£28.95
Free delivery: Feb 10
If paid before 14:00
Part no. 9380278
BMW F45 Active Tourer Parking Sensor PDC Wiring Harness Rear Bumper 9380278
£142.95
Free delivery: Feb 10
If paid before 14:00
Part no. 95B907530L
Porsche Macan 95B Body Gateway Module ECU Control Unit 95B907530L
£66.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2460990516
Radio Head Unit Mercedes W176 Media Player Navigation Hazard Switch A2460990516
£161.95
Free delivery: Feb 10
If paid before 14:00
Part no. 5N0035342F
VW Volskwagen Polo 6R Multimedia Electronic Control Interface Module 5N0035342F
£18.95
Free delivery: Feb 10
If paid before 14:00
Part no. 5WA959436P
Volkswagen Golf CD1 Keyless Go Module ECU Entry Control Unit 5WA959436P
£28.95
Free delivery: Feb 10
If paid before 14:00
Part no. 06K907425B-20
Volkswagen Golf R 5G MK7 2.0TFSI CJXC 300HP Engine Control ECU 06K907425B Manual
£132.95
Free delivery: Feb 10
If paid before 14:00
Part no. 06K907425B-17
Volkswagen Polo GTI 6R 1.8 TSI DAJA 192HP Engine ECU Kit 06K907425B BCM + Key
£142.95
Free delivery: Feb 11 – 18
If paid before 14:00
Part no. 8589145-18
BMW F20 LCI 116d B37 116HP Engine Control ECU DDE Kit 8589145 Manual
£265.95
Free delivery: Feb 10
If paid before 14:00
Part no. 7L6035195D
VW Volkswagen Touareg 7L Radio Player Navigation Sat Nav Head Unit 7L6035195D
£94.95
Free delivery: Feb 10
If paid before 14:00
Part no. rhd-A1705400182
Mercedes SLK R170 Control Unit Module ECU Cover Box Housing Bracket A1705400182
£13.95
Free delivery: Feb 10
If paid before 14:00
Part no. 8Y0035042C
Audi S3 8Y Body Control Comfort Module ECU Unit Bluetooth 8Y0035042C
£949.95
Free delivery: Feb 10
If paid before 14:00
Part no. 8U0919603A
Audi Q3 8U Multimedia MMI Multifunction Display Screen 6" RMC 8U0919603A
£142.95
Free delivery: Feb 10
If paid before 14:00
Part no. 5Q0937084E
Audi A3 8V Body Control Comfort Unit Module BCM Unit 5Q0937084E
£42.95
Free delivery: Feb 10
If paid before 14:00
Part no. 4F0941824
Audi S6 C6 Wirie Cable Fuse Box Holder Support 4F0941824
£13.95
Free delivery: Feb 10
If paid before 14:00
Part no. A4709820700
Mercedes W470 Glow Plug Relay Module Unit A4709820700
£23.95
Free delivery: Feb 10
If paid before 14:00
Part no. A1648705594
Mercedes ML W164 Radio Player Audio Stereo CD Player Head Unit A1648705594
£237.95
Free delivery: Feb 10
If paid before 14:00
Part no. 6921979
Door Module BMW E65 E66 E67 Front Door Control Unit Passenger Side 6921979
£13.95
Free delivery: Feb 10
If paid before 14:00
Part no. 8578945
BMW F20 F30 116d 316d N47N 116HP ECU Engine Contol Unit DDE 8578945 Automatic
£37.95
Free delivery: Feb 10
If paid before 14:00
Part no. 8K0959792M
Audi Q5 8R A6 C6 Door Module Front Left N/S Control Unit Module ECU 8K0959792M
£18.95
Free delivery: Feb 10
If paid before 14:00
Part no. A6261500075
Mercedes W205 Alternator Protective Cover Metal Sheet A6261500075
£18.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2479009312
Mercedes W910 Telematics Module Communication Blutooth Control A2479009312
£66.95
Free delivery: Feb 10
If paid before 14:00
Part no. A6398200642
Mercedes Viano Vito W639 Radio Fan Adapter Control Unit Module A6398200642
£13.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2709002100-17
Mercedes C117 W176 W246 A200 BE M270 156HP Engine ECU Kit A2709002100 Automatic
£189.95
Free delivery: Feb 10
If paid before 14:00
Part no. 9436286
BMW G20 G21 Front Passenger Side Door Cable Harness Wiring Control Unit 9436286
£61.95
Free delivery: Feb 10
If paid before 14:00
Part no. 95B955941D
Porsche Macan 95B PDC Parking Sensor Wiring Loom Front Bumper 95B955941D
£142.95
Free delivery: Feb 11 – 18
If paid before 14:00
Part no. rhd-8X2971845
Audi A1 8X Fuse Box Unit Front Left N/S 8X2971845
£18.95
Free delivery: Feb 10
If paid before 14:00
Part no. 9383963
BMW F20 F21 Amplifier AMP Audio Sound Booster HiFi 9383963
£94.95
Free delivery: Feb 11 – 18
If paid before 14:00
Part no. rhd-A2216840137
Mercedes W221 Control Unit Module Holder Legroom Support Bracket A2216840137
£18.95
Free delivery: Feb 10
If paid before 14:00
Part no. A1679000500
Mercedes W177 W247 Driver's Seat Heating Control Unit Module ECU A1679000500
£37.95
Free delivery: Feb 10
If paid before 14:00
Part no. 6C1T14A067E
Ford Transit Mk7 Fuse Box Battery Terminal Unit Module 6C1T-14A067-E
£13.95
Free delivery: Feb 10
If paid before 14:00
Part no. 07C911023H
Starter Motor Audi S8 D3 4E VW Touareg Starter Motor Bosch 1.7KW 07C911023H
£56.95
Free delivery: Feb 10
If paid before 14:00
Part no. 8574091-5
BMW X3 F25 20dX N47N 184HP Engine ECU DDE Kit CAS4 + Key 8574091 Automatic
£189.95
Free delivery: Feb 10
If paid before 14:00
Part no. 06M907309D-1
Audi SQ5 FY 3.0 TFSI 354HP CWGD Quattro Engine ECU Kit Gateway + Key 06M907309D
£522.95
Free delivery: Feb 10
If paid before 14:00
Part no. A0005457816
Mercedes SLK R171 Automatic Gearbox Control Module Unit ECU A0005457816
£94.95
Free delivery: Feb 10
If paid before 14:00
Part no. A1679050200
Mercedes A238 Tailgate Boot ECU Control Unit Module A1679050200
£23.95
Free delivery: Feb 10
If paid before 14:00
Part no. 8K0971104J
Audi A5 8T Rear Bumper PDC Sensor Parking Distance Control 8K0971104J
£13.95
Free delivery: Feb 10
If paid before 14:00
Part no. 8K0907064DS
Audi S4 B8 Comfort Convenience Module Control Unit ECU 8K0907064DS
£66.95
Free delivery: Feb 10
If paid before 14:00
Part no. 9352865
BMW F20 F21 F22 F30 F32 Front Electronic Module Control Unit FEM 9352865 Manual
£85.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2118206485
Nokia Module Mercedes W220 W211 Phone Control Unit A2118206485
£18.95
Free delivery: Feb 10
If paid before 14:00
Part no. 7952991
BMW U06 Active Tourer Power Management Control Unit Power Supply Module 7952991
£42.95
Free delivery: Feb 10
If paid before 14:00
Part no. A6401500100
Mercedes W169 A160 CDI OM640.942 82HP Engine Control ECU A6401500100 Automatic
£94.95
Free delivery: Feb 10
If paid before 14:00
Part no. 9205270
BMW F01 F02 F03 DVD CD Changer Multichanger Alpine 9205270
£104.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2139005728-1
Mercedes W213 W238 Head Unit Switch Radio Navigation Control Knob A2139005728
£104.95
Free delivery: Feb 10
If paid before 14:00
Part no. A9079008703
Mercedes W907 W910 CD Player Audio Stereo Radio Head Unit A9079008703
£47.95
Free delivery: Feb 10
If paid before 14:00
Part no. rhd-A2135403939
Mercedes X253 Dashboard Fuse Box Control Module Power Distribution A2135403939
£94.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2215408235
Mercedes W221 Door Wiring Front Left Right N/O/S Harness Loom A2215408235
£18.95
Free delivery: Feb 10
If paid before 14:00
Part no. 9262752-2
Display Screen BMW F20 F21 F22 Central Information Display Screen 6,5" 9262752
£13.95
Free delivery: Feb 10
If paid before 14:00
Part no. 95B971226Q
Porsche Macan 95B Battery Terminal Cable Harness Wiring Loom 95B971226Q
£94.95
Free delivery: Feb 10
If paid before 14:00
Part no. 99661021101
Porsche Boxster 986 Fuse Box Relay Fuse Module Control Unit 99661021101
£47.95
Free delivery: Feb 10
If paid before 14:00
Part no. MB3T-14290-TCAE
VW Volkswagen Amarok NF Diesel Engine Wiring Harness Loom Cable MB3T14290TCAE
£279.95
Free delivery: Feb 10
If paid before 14:00
Part no. 6918567
BMW 7 Series E65 E66 E67 Seat Control Unit Module Heating 6918567
£13.95
Free delivery: Feb 10
If paid before 14:00
Part no. A1649100075
Mercedes ML W164 Lumbar Module Front Seat Lumbar Control Unit A1649100075
£28.95
Free delivery: Feb 10
If paid before 14:00
Part no. 5M5T-14B192-CA-1
Ford Transit Custom Relay 4-Pin Black 12V 40A FOMOCO Set Pair 5M5T14B192CA
£13.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2075454440
Mercedes-Benz E-Class A207 Convertible Control Unit Module Bracket Trunk
£13.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2118701885
Mercedes ML W164 Control Unit Module DC UHI MOST A2118701885
£18.95
Free delivery: Feb 10
If paid before 14:00
Part no. 8J0907115BC
Audi TT Mk2 8J 1.8 TFSI CDAA 160HP Engine Control Unit ECU 8J0907115BC Automatic
£237.95
Free delivery: Feb 10
If paid before 14:00
Part no. 83A907159
Audi Q3 RSQ3 F3 Body Sound Impact Control Module ECU 83A907159
£56.95
Free delivery: Feb 10
If paid before 14:00
Part no. 6820543
Mini F54 F55 F56 F57 Radio Basic CD Player Head Unit Multimedia 6820543
£170.95
Free delivery: Feb 10
If paid before 14:00
Part no. 8K0959655Q
Audi A4 B8 SRS Air Module Control Unit ECU 8K0959655Q
£161.95
Free delivery: Feb 10
If paid before 14:00
Part no. 9250456
BMW F12 Footwell Light Module Control Unit ECU FRM3 9250456
£113.95
Free delivery: Feb 10
If paid before 14:00
Part no. A4709007402
Mercedes X250 W470 Gateway Control Unit Module ECU A4709007402
£137.95
Free delivery: Feb 10
If paid before 14:00
Part no. 03L906018MN-1
Audi Q5 8R CJCA 2.0 TDI 143HP Quattro Diesel Engine ECU Kit 03L906018MN Manual
£237.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2239001726
Mercedes W206 W223 Door Control Unit Passenger Door Module A2239001726
£47.95
Free delivery: Feb 10
If paid before 14:00
Part no. 8571036
Mini F54 F55 F56 F57 Wiring Harness Engine Supply Module 8571036
£23.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2519000800
Mercedes W251 PDC Parking Assistant Control Unit Module ECU A2519000800
£47.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2465410100
Mercedes W176 W246 Battery Cover Accumulator Trim Panel Lid A2465410100
£13.95
Free delivery: Feb 10
If paid before 14:00
Part no. A2465406432
Battery Cable Mercedes W176 W246 Negative Lead Wiring Harness A2465406432
£13.95
Free delivery: Feb 10
If paid before 14:00
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 .