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. 7610011-5
Mini Cooper S R55 R56 R57 N14 1.6 ECU Basic Control Unit DME 7610011 Manual
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Mercedes W204 Display Screen Radio Multimedia Navigation Sat Unit A1729016600
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BMW E84 ECU Body Control Module Junction Box H2 9247472
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Body Control Module BMW F20 F21 F30 F31 F32 Comfort Unit FEM ECU LR01 9315682
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Mini R55 R56 R57 LCI N12 N14 N16 N18 Engine Alternator Generator Petrol 120A
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BMW 3 Series E36 Electrical Fuse Relay Box Cover Panel Trim 1387613
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Battery Cover BMW X1 F48 X2 F39 Mini Countryman F60 Upper Panel 7290727
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BDC Module BMW X5 F15 Body Domain Controller BDC Unit 9355750
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BMW F10 F20 F22 F30 Navigation Sat Nav Head Unit High 9351679
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Vauxhall Corsa D 1.3 CDTI Z13DTH Diesel Engine Control Unit Module ECU 55568385
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BMW 5 Series E60 PDC Ultrasonic Parking Sensor Silbergrau Silver Grey A08
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Mini Cooper SD R55 R56 LCI R60 N47N 143HP Diesel Engine ECU DDE 8519663 Manual
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Audi A1 8X Door Module Front Driver's Side Control Unit ECU 8X0959793H
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BMW 3 5 Series E46 F30 G30 G31 Battery Cable Negative Cable Minus Cable 8386674
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Light Module BMW F10 LCI Control Footwell Lightning ECU Unit FRM3 9313930
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Part no. 7590857-3
Mini Cooper S JCW R56 N14 1.6 211HP Engine ECU Kit DME 7590857 CAS3 Key Manual
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BMW E34 E36 E46 316i 318i 518i Ignition Coil Control Unit Module 1247281
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Audi A3 8P TT 8J PDC Parking Distance Control Unit Module 8E0054635D
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BMW 1 3 Series E87 E90 E91 120i 320i N46 ECU KIT DME 7552176 CAS2 + Key Manual
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Mercedes W211 Door Module Front Right O/S Driver Control Unit ECU A2118208285
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BMW 1 3 Series F20 F21 F30 F31 LCI Navigation Sat Nav Head Unit High 6819420
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BMW E81 E87 E90 LCI 118d 318d N47 ECU Engine Control Kit DDE 8518167 Automatic
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BMW E81 E82 E84 E87 E89 E90 E91 E92 Radio Business CD 9210508
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Part no. 7802927-1
BMW 1 3 E87 E90 E91 E92 M47N2 M57N2 Alternator Bosch Diesel 150A 0 986 080 580
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Part no. A1695454232
Mercedes-Benz A-Class W169 SAM Control Module Fuse Box Unit A1695454232
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Mercedes W203 Aerial Antenna Amplifier Module Unit A2038206489
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Head Unit Mercedes SLK R172 Radio Media Sat Nav Unit Switch Panel A1729000814
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Mini Cooper R56 ECU Footwell Light Module Unit AHL EKS PL3 FRM3R Lear 3456393
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BMW G01 G05 G20 G22 G30 G32 B57P Diesel Engine Starter Motor 8490093
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Mini Cooper R50 R52 Automatic Gearbox Transmission Signal Control Module 7513338
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Air Module BMW F20 F23 F30 F32 F36 Domain Control Module ICM Plus Unit 6879835
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BMW F20 F21 F30 F31 PDC Parking Sensor Ultrasonic Glacier Silver A83
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Part no. 4G0907553F
Audi RS6 C7 4G Air Suspension Module Regulation Control Unit WABCO 4G0907553F
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Part no. 8T0907468P
Audi S5 8T Gateway Control Unit Module ECU 8T0907468P
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Part no. 9882602
Gearbox Cable BMW F90 M5 F91 M8 Engine Wiring Automatic Transmission 9882602
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Part no. A1729004004-1
Mercedes W204 Display Screen Multifunction Navigation Dashboard A1729004004
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Mercedes W204 Xenon Headlight Ballast Control Unit Module A2048203285
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BMW E81 E87 E90 E91 E92 E93 Active Steering Control Unit Module 1277022065
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Part no. 9384687
BMW F46 KaFAS Camera Front Windscreen Parking Camera Module Unit 9384687
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Part no. 7823934-1
Mini Cooper D R55 R56 Diesel W16 1.6 109HP ECU Kit DDE 7823934 CAS3 + Key Manual
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Part no. 06F903023P
Audi Volkswagen Seat Skoda Engine Alternator Generator 2.0 TDI CAGA 06F903023P
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Mercedes Vito W447 Front Fuse Box Relay Control Unit Module A4479060117
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BMW E60 E61 Radio Professional Navigation System Controller Head Unit 9214925
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Part no. 1005831549
Starter Mercedes W204 W212 Diesel OM642 Starter Motor 1005831549
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GM Vauxhall Opel Relay 4-Pin Glow Plug Unit Black Tyco 90464760
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BMW X3 X5 Z4 E39 E46 E53 E83 E85 GPS Navigation Computer DVD 6920182
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BMW Mini Cooper S R55 R56 Engine Wiring Loom Harness Injection Valve Ignition
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Head Unit BMW F10 F20 F22 F30 Navigation Sat Nav GPS Unit High 9387565
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Mercedes-Benz M-Class ML W164 Front Left N/S Cable Wiring Duct A1645460161
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Part no. 6999950
LED Module BMW G11 G12 G20 F90 Dashboard Illumination Control Unit 6999950
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Part no. 04L907309A
Audi TT Mk3 8S 2.0 TDI CUNA 184HP Engine Control Unit ECU 04L907309A Manual
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Audi TT 8N Radio Stereo Player Head Unit Chorus 4B0057186PX
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Mercedes C118 W117 Battery Cable Negative Terminal Wiring A0009053816
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Part no. 9873545
PDC Module BMW F40 G20 G21 Parking Assistant Control Unit Module ECU 9873545
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Part no. 7550997
Mini Cooper One R50 R52 Alternator Generator 110A Benzin 7550997 7559223
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Mini Cooper R56 Fuse Box SPEG High DC/DC H4 3455235
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Part no. 7587548-6
Mini R55 R56 N14 1.6 174HP ECU Kit DME 7587548 CAS3 + Key Automatic
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Part no. 7605060-1
Engine Alternator BMW F20 F21 F30 LCI Generator Lucas 170A N13 Petrol 7605060
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Mercedes W203 Parktronic Parking Sensor Warning Display Screen A2095452432
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Jaguar XF X250 Diesel Engine Starter Motor 12V DENSO 8X2311001AA
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Fuse Pink Mercedes W415 Citroen Renault Kangoo Trafic Relay 4-Pin 8200308271
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Part no. 3457029
Footwell Light Module Mini R60 Unit Low EKS ECU PL3 FRM3R 3457029
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Part no. 7812500-5
BMW E60 E61 LCI 520d N47 Diesel Engine Control Unit ECU DDE 7812500 Manual
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Part no. 9384686
BMW 4 Series F32 F82 F83 M4 KaFAS Camera Assist Speed Limit Control 9384686
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Mercedes W211 Cable Loom Wiring Parking Sensors Rear A2115406606
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Part no. 4M0035456A
Audi A4 B9 Antenna Amplifier Aerial Control Module Unit 4M0035456A
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Part no. 8571039
Engine Wiring BMW F20 F21 LCI B37 Injector Loom Harness Cable Module 8571039
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Part no. 9143156
BMW E90 LCI Amplifier Hifi Speaker System Control Unit Module 9143156 6960925
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Part no. 7557395-3
Mini Cooper R50 1.6 W10 116HP Engine ECU Kit DME 7557395 + EWS + Key Manual
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Part no. 4K0906121C
Fuel Pump Control Audi A4 B9 A5 F5 A6 C8 Pump Unit Module ECU 4K0906121C
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Part no. 9167201
BMW E60 E61 LCI E63 E64 Body Gateway Module ECU Control Unit 9167201
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Part no. 8R0915181C
Audi Q5 8R Negative Battery Terminal Cable Wiring Battery 8R0915181C
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Part no. 7527610-6
MINI R50 One 1.6 W10 90HP Engine ECU Kit DME + EWS + Key 7527610 Automatic
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Mercedes W163 ECU Start Engine Control Unit Immobilizer Ring A1635454032
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Bi-Xenon Headlight BMW F07 F10 F11 Control Unit Module 7304593
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Part no. 8200206251-1
Nissan Primastar X83 Alternator Generator Engine Unit 8200206251
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Mercedes W176 Fuse Relay Box Unit A2465400340 A2469067200
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Part no. 7N0880742
Volkswagen Sharan 7N Head Air Module Roof Side Curtain Right O/S 7N0880742
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Part no. 3442107-1
Mini Cooper One R55 R56 R57 Aerial Roof Antenna Base Unit Rod 3442107
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Part no. 9259823
BMW 3 Series E92 E92 LCI Wiring Set Door Co-driver Passenger
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Part no. 7933357
Headlight Module BMW F40 LED Headlamp Control Unit Lear FLM 2 LOW 7933357
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Head Unit BMW F30 F31 F32 Radio Professional CD Player Control Module 9357988
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Engine Wiring BMW F20 F30 LCI 118d 318d B47 Loom Harness Cable 8516259
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BMW E60 E81 E87 LCI E90 Hands Free Bluetooth Module High MULF2 9229740
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Body Control BMW F30 F35 F35 LCI BCM Comfort Module Unit BCM 8709210
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BMW E90 E91 LCI N47N 320d 184HP Engine Control ECU Kit DDE 8518269 + CAS3 + Keys
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BMW E65 Navigation GPS DVD System Computer Unit 6959114
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MINI Cooper One D R55 R56 Alternator Generator Diesel 150A 7794970
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Mercedes-Benz M-Class ML W163 Pressure Regulation Valve Fuel A6110780149
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Part no. 7540686
BMW F20 M135i F30 335i N55 326HP Engine Control Unit ECU DME 7540686 Automatic
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Part no. 7570487-1
Mini Cooper One R50 R52 W10 Engine Starter Motor 7570487
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Part no. 9374507-1
BMW F23 REM Rear Electronic Module Fuse Box Control Unit V2 9374507
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Mercedes GLA X156 Tailgate Lift Boot Lid Control Unit Module A2469003615
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Part no. 9312294
BMW Mini F54 F55 F56 F57 F60 Battery Clamping Clam Rail 9312294
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Part no. 9390491-2
BMW E90 Light Control Footwell Module ECU MAX Brose FRM3R PL2 Lear 9390491
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Part no. 03L906022MK
Audi A4 B8 2.0 TDI Diesel CAGA 143HP Engine Unit ECU 03L906022MK Automatic
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Part no. 6957342
BMW 5 6 Series E60 E63 On-board Navigation Display Monitor Screen 6,5" 6957342
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Part no. 8655341
BMW X1 F48 Differential Lock Module Rear Axle Control Unit ECU 8655341
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Part no. 6C1T-14K076-CC
Ford Transit Mk7 Handbrake Wiring Cable Battery Wire Cabling 6C1T-14K076-CC
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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 .