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. 6C1112A650AN
Ford Transit MK7 2.2 TDCI Diesel Engine Control Unit ECU Manual 6C1112A650AN
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Mercedes Vito W639 Air Module System Control Unit A6394460442
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BMW X5 X6 E70 E71 Power Distribution Fuse Box Battery 9178959
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BMW F20 F30 F32 120d 320d 420d Diesel N47N 163HP Engine ECU DDE 8573257 Manual
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BMW 3 5 Series E60 E90 330d 530d M57N2 ECU Engine Kit DDE 7801712 CAS2 + Key
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BMW F10 LCI F20 F22 F30 F32 B37 Wiring Harness Engine Glow Plug Module 8516246
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Mercedes W209 Convertible Roof Module Folding Top Control Unit ECU A2098205026
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BMW 3 Series E93 ECU Body Control Module H3 Junction Box PL2 JBBFE II 9160190
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BMW F20 F21 Wire Cable Plug Wiring Diagnostic Socket OBD 9253563
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BMW X1 E84 PDC Sensor Parking Control Module Unit ECU 9225822
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Starter Motor Mercedes W164 OM642 Diesel Engine Starter Actuator A0061514101
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Central Information Display BMW F10 F11 On-Board Screen 10,25" 9247872
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Dashboard Monitor BMW X3 F25 X4 F26 Onboard Central Display Screen 8,8" 9294300
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Audi A4 B8 Headlight Range Module Control Unit ECU 8K0907357B
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Audi TT 8J BCM Body Comfort Convenience Module Unit ECU 8J0959433B
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Steering Wheel Module BMW F20 F21 F30 F31 F32 Heating Control Unit 7849393
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BMW X5 E70 CAS3 Key Reading Module Unit Control ECU 9278746
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Footwell Module BMW E93 Light Control LCM PL2 FRM II 9166708
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BMW F10 F11 Central Gateway Module ECU Control Unit Lear ZGW-02 4SK 9299592
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Audi A3 8P Air Module Control Sensor SRS System ECU Unit 8P0959655S
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VDC Module BMW F01 F07 F10 F11 F12 Rear Suspension Level Control Unit 6866454
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ECU Kit Mini One R55 R56 R57 N12 95HP DME 7589971 + CAS3 + Key Manual
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Mercedes Vito W639 Front Left Door N/S Lock Bowden Pull Cable A6397600704
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Air Module Sensor BMW E60 E61 E63 Left B-pillar N/S 6974364
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BMW E81 E87 E90 E91 E92 E60 E61 Loudspeaker Speaker Logic7 L7 HiFi Audio 9143121
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BMW X3 X5 Z4 E39 E46 E53 E83 E85 GPS Navigation Computer DVD 6920182
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BMW E92 LCI Body Control Module Unit PL2RR JBBFE IIIR L1 9264568
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Mercedes W906 Fuse Box SAM Relay Control Unit Module A9065453001
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Mercedes-Benz C Class W203 Automatic Gearbox Transmission Control A0345454332
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Part no. 6930204
BMW E60 E63 E64 E65 PDC Parking Control Module Unit ECU 6930204
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Mercedes W203 Door Module Control Unit Front Left N/S A2038201585
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Body Control Module BMW X3 F25 ECU Junction Box JBBFE III 3 Lear 9304587
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Mercedes C207 Coupe Module Rear Window Regulator Lifter Control Unit A2079003600
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Mini Cooper R50 R53 Control Unit Module RPA Tire Puncture Warning 6801252
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BMW E87 E90 E91 E92 CCC CD Professional Navigation System 9138448
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Mercedes W212 Front Seat Headrest Display Screen Monitor Unit A2128205404
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BMW X5 E70 Front Seat Control Unit Module ECU Left Right N/O/S 9149834
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Part no. 7583225-8
BMW E87 LCI E90 E91 120i 320i N43 170HP ECU Kit DME 7583225 CAS3 + Key Manual
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Part no. 8510829-4
BMW E90 E91 LCI N47N 320ed 320d ed 163HP ECU KIT DDE 8510829 CAS3 + Key Manual
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BMW F10 F20 F30 Head Unit Media Navigation Headunit Player 9342033
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Mini Cooper R57 R57N LCI Roof Operating Unit Light Switch 3450543
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TV Function Module BMW E65 E66 E67 Video Control Unit Tuner 6933866
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BMW F30 F32 F80 M3 F82 M4 1 Rear Antenna Aerial Amplifier AM/FM DAB
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BMW 1 Series E87 LCI ECU Light Module Footwell NSW PL2 FRM II Lear 9159807
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BMW 5 Series E60 E61 Wiring Loom Harness Passenger Side 9120785
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Audi A4 B8 A5 8T Parking Distance Control Module Unit ECU 8K0919475H
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BMW E87 LCI CCC CD Professional Navigation System Controller 9185532
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Rain Sensor Mercedes SLK R172 W204 Front Windscreen Control Unit A2049017901
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BMW 3 Series E90 E91 E92 IBS Negative Battery Lead Cable 9164352
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BMW X1 F48 Differential Lock Module Rear Axle Control Unit ECU 8655341
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BMW F10 Central Gateway Module Control Unit Lear ZGW-02 MID Plus 9267516
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Mercedes-Benz W169 Front Bumper Parking Distance Sensor Parktronic Polar Silver
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BMW 1 3 5 E60 E87 LCI E90 N47 Preheating Control Glow Plug Unit Beru Diesel
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Head Unit BMW F10 F20 F30 Basis Media Navigation Headunit 9357991
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Mercedes GLC X253 Communication Module LTE Telephone Bluetooth A2229004220
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Audi A6 C6 Electric Parking Brake ECU Control Unit Module 4F0910801D
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Head Unit BMW X3 E83 Z4 E85 E86 Radio Business CD Player 6976888
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Mini Cooper R50 R53 Rear Battery Hold Down Strap Retaining Bracket 6917738
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BMW E60 E61 CCC CD Professional Navigation System Controller 6949171
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Xenon Control Unit BMW X5 E70 E90 E91 LCI Adaptive Headlight 7189311
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BMW E82 E90 135i 335i N54 Engine Gearbox Wiring Loom Harness Cables 7566525
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Mercedes W213 S213 Multimedia USB SD Card Reader Port Socket Module A2058200526
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Seat Module Mercedes W205 W253 Memory Control Unit Driver's Side A2059005122
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BMW 3 Series E92 ECU Body Control Module Junction Box L1 PL2 JBBFE II 9176877
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BMW F20 F21 F30 F31 Head Unit Basic Media Navigation Headunit 6822602
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Mini Cooper R56 R57 High SPEG PL3 H4 Fuse Distribution Box 3455442
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Parking Module Mercedes W203 C209 Parktronic Control Unit A2035454932
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Part no. 9128184
BMW E90 Xenon Footwell Light Module Control Unit ECU PL2 FRMFA 9128184
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Part no. 9298958
Rear Electronic Module BMW F20 REM Fuse Box Control Unit V1 9298958
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Part no. 6922720
BMW X5 E38 E39 E46 E53 GPS Navigation System Computer Unit 6922720
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Part no. 7545789-8
Engine Basic Control Unit Mini R50 R52 W10 ECU DME 7545789 Automatic
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Part no. 4H4907357C
Headlight Module Audi A6 C7 A7 A8 Headlamp Range Control Unit 4H4907357C
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Part no. 9119495
BMW E92 ECU Body Control Module Junction Box L1 PL2 JBBFE 9119495
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BMW 3 Series E90 E91 LCI Mini R55 R56 Tyre Pressure RDC Control Unit Module
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Radio Player Mercedes W204 COMAND Navi CD Head Unit A2048700196
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Mini Cooper One 1 R55 R56 R57 Radio Boost CD Player Head Unit 3452681
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Mini Cooper R50 R52 Automatic Gearbox Transmission Signal Control Module 7513338
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Audi A5 8T Onboard Comfort Supply BCM Control Module Unit ECU 8K0907063DD
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Part no. 8377415
BMW E60 E61 E63 E64 Fuel Fillter Flap Cover Actuator 8377415
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Mini Cooper One R56 Footwell Light Module High ECU PL3 FRM II 3448901
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BMW E36 E38 E85 Mini R52 R57 4x Change-Over Contact Relay Violet Set 1388911
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BMW E65 E66 E67 Diversity Antenna Tuner Amplifier 9131151
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Mercedes-Benz A B E Class W169 W211 W245 Sensor Module ECU A0035420318
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BMW F20 F21 F30 F31 LCI G30 G31 G11 Navigation Head Unit Sat Nav High 2 8708259
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Volkswagen Fox 1.2 Petrol CHFB 55HP Engine Control ECU Manual 03D906023Q
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Mini Cooper One R56 High SPEG DC/DC Fuse Distribution Box H5 3455236
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Mercedes W203 Battery Terminal Fuse Box Electrical Unit A2035450803
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BMW E60 E61 E90 E91 325i 525i Petrol N52 ECU Kit DME 7555361 CAS2 + Key Manual
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BMW E60 LCI E81 E90 E91 Petrol Alternator Generator Bosch 180A
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BMW X3 F25 ECU ICM Control Unit Air Module Bag Safety 6860962 0265020494
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BMW E36 E38 E85 Mini R52 R57 5x Change-Over Contact Relay Violet Set 1388911
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Mercedes W204 Automatic Gearbox Transmission Module Unit ECU A0005455916
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BMW 1 Series E81 Body Control Module ECU L2 PL2 JBBFE II Junction Box 9160187
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Part no. 6814187-1
Audio Module BMW F20 F30 F31 F32 Operating Unit FBM Control Panel 6814187
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BMW E61 Touring Body Control Module ECU Control Unit High 9176070
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Part no. 3456588-2
Mini R60 Countryman Footwell Light Module High EKS ECU PL3 FRM3R Lear 3456588
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Part no. A0009002914
Mercedes Sprinter W906 OM651 OM642 Diesel Adblue Control Unit ECU A0009002914
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Part no. 6922785
BMW 5 6 7 E60 E61 E63 E64 E65 PDC Parking Control Module Unit ECU 6922785
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Part no. 6982387
BMW 1 3 Series E81 E87 E90 E91 E92 E93 Parking Control Module Unit PDC 6982387
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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 .