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. 9252331
BMW F10 ECU Body Control Module Junction Box V2 PL6 JBBFE III 9252331
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Mercedes R171 SLK200 Module Front Door Right O/S Control Module Unit A1718200626
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BMW 5 F11 Touring Body Control Module ECU Junction Box V7 PL6 JBBFE III 9286943
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Mercedes-Benz C CLK Class W203 C209 ESP Yaw Rotation Rate Sensor A0045420418
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BMW X1 Series E84 ECU Footwell Light Module BASIS PL2 FRM3R Lear 9240527
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BMW 5 Series E61 Touring Diversity Aerial Antenna Suppression Filter 6953191
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BMW E81 E87 E90 Hands Free Electronics Charging Module MULF 6953044
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BMW 1 2 3 Series F20 F21 F30 LCI Cover Electronic Box Panel 8622031
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BMW E87 LCI Light Module BASIS LCM Footwell Module PL2 FRM II 9241002
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BMW 3 Series E90 E91 E92 E93 Negative Battery Cable Minus Pole IBS
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Navigation Headunit BMW F20 F21 F30 F31 LCI Radio Sat Nav Unit 8705960
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BMW 1 Series E82 Footwell Light Module Control Unit ECU NSW PL2 FRM II 9175652
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PDC Module BMW F45 X3 F25 Mini F55 F56 Parking Distance Sensor Unit 7938196
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BMW E91 ECU Body Control Module H4 Electronic Box PL2 JBBFE 6983307
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BMW E81 E87 E90 E91 LCI E92 E93 CD Radio Business 9236531
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BMW F20 F21 F30 F31 Air Module Control Unit ECU 9348726 0285012518
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Part no. A0009060401
Mercedes W204 OM651 14V 150A Alternator Generator Engine Start/Stop A0009060401
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Audi A3 8P Door Card Speaker Rear Left Right N/O/S Audio Speaker 8H0035411
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Part no. 9240524-1
BMW E82 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9240524
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Starter Motor Mercedes W204 W212 Sprinter W906 OM651 Diesel Engine A0061514501
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BMW F20 F21 F22 F30 F31 Engine Starter Motor N20 N26 N55 Petrol 7638194
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Mini Cooper R55 R56 R60 CAS 3 ECU Control Unit Key Reading Module 9221719
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BMW E60 E81 E90 LCI Adapter Cable CIC System 9185171
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BMW 1 Series E82 ECU Body Control Module Junction Box L1 PL2RR JBBFE 9229872
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Part no. 9866979
BMW F20 F21 F30 F31 Rear Electronic Module Fuse Box Control Unit V2 REM 9866979
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Mercedes W169 W245 Aerial Roof Antenna Radio Rod A1698202675
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Part no. 9138179
BMW E61 E63 X5 E70 Telematics Bluetooth Control Unit Module 9138179
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Part no. 9318750
Head Unit BMW F10 F20 F22 F30 F32 Navigation Sat Nav DAB High 9318750
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Part no. 7542529
BMW E87 E90 E91 E60 E61 E63 N52 Alternator Generator 155A 7542529
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Part no. 7567362-1
BMW E90 E91 E92 325i 218HP N52N ECU Control Unit DME MSV80 7567362 Automatic
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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 3 4 Series F30 F31 F32 Control Unit Top Rear Side View Camera 9302258
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Part no. 9813622
Mini Cooper Countryman R60 Fuse Distribution Box SPEG High 9813622
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Part no. A2049060205
Mercedes W204 Rear SAM Module Fuse Box Relay Control Unit A2049060205
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Part no. 9114362
On Board Monitor BMW E60 E63 E90 Dashboard Display Screen 8.8" 9114362
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Part no. 7561834
BMW 1 3 E87 E90 120i 320i N46 150HP Engine Control DME Module 7561834 Manual
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Part no. 7600020
BMW Mini One R55 R56 N12 1.4 95HP ECU Kit DME CAS 3 Key 7600020
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Part no. 7583225
BMW 1 3 Series E87 LCI E90 Petrol N43 DME Engine Control Unit 7583225 Manual
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Part no. 7579142
BMW E87 LCI E90 118i 318i N43 Petrol ECU Engine Control Unit DME 7579142 Manual
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Part no. A0009003706
Mercedes W207 W212 Parktronic Parking Control Unit Module A0009003706
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Part no. 6945072
BMW E90 E91 E92 Bracket CD Changer Holder Amplifier Mounting 6945072
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Mercedes-Benz A CLA C117 W176 Airbag Impact Crash Sensor A1668210351
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BMW X5 X6 E70 E71 Power Distribution Fuse Box Battery 9178959
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BMW X3 X5 E53 E83 Four Wheel Drive Transfer Box Control Unit Module 7599883
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Part no. 7620985
Mini Cooper S R56 R57 LCI N18 1.6 184HP ECU Engine Control Unit DME 7620985
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Display Screen Mercedes W177 W247 Instrument Cluster Speedo Meter A2479007204
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Part no. 6960249
BMW X5 E53 Basic Body Control Unit Module GM3 6960249
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Part no. A1648203085
Mercedes ML W164 Window Windscreen Rain Light Sensor A1648203085
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Part no. 9253563
BMW F20 F21 Wire Cable Plug Wiring Diagnostic Socket OBD 9253563
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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. 9125031
BMW 1 Series E81 E87 LCI Positive Battery Lead Cable Wiring
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Part no. 8019683
BMW E60 E61 Rear PDC Parking Sensor Orientblau Orient Blue 8019683
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Part no. CC1112B533AB
Ford Transit MK7 Diesel Glow Plug Relay Control Unit Module CC11-12B533-AB
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Part no. rhd-7547827
BMW Z4 E85 2.0i Petrol N46 Engine Wiring Loom Harness Module Manual 7547827
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Part no. 6932006-1
BMW 5 6 Series 1 E60 E61 E63 E64 Battery Cable Holder Mounting B Base 6932006
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Part no. 9317173
BMW F20 F21 F30 F31 REM Rear Electronic Module Fuse Box Control Unit V1 9317173
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Part no. A2469069600
Mercedes W176 W246 Backup Battery Negative Minus Terminal Lead A2469069600
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Part no. A0038212851
Mercedes SLK R171 Crash Sensor Air Bag Impact Module Control Unit A0038212851
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Part no. 7565287
BMW 1 3 5 7 X5 X3 SERIES E46 E60 E65 E81 E87 E90 E91 E92 E93 Cap Nut Alternator
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Distributor Box Mercedes W204 W207 W221 Connector Block Control Unit A0045467640
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BMW X5 Series E70 Four Wheel Drive Transfer Box Control Unit Module 7606629
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Part no. 7964084-LMB
BMW E60 E61 PDC Parking Ultrasonic Sensor Rear Le Mans Blau Blue 381
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Part no. 9234437
BMW F01 F10 F11 LCI IBS Negative Battery Lead Cable 9234437
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Mercedes-Benz C CLC Class CL203 S203 W203 Fuse Box Module SAM Unit A2035454701
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Part no. 7787354
BMW X3 E46 E60 LCI E83 E87 Starter Motor 2.0KW Diesel M47N2 7787354
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Part no. A9065450401
Fuse Box Mercedes W906 Front Relay Control Unit Electric Module A9065450401
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Part no. 7579142-5
BMW E87 LCI E90 116i 316i 1.6 Petrol N43 122HP ECU Kit DME CAS3 Key 7579142
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Part no. 9357991
Head Unit BMW F10 F20 F30 Basis Media Navigation Headunit 9357991
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Part no. 7557809
BMW E87 E90 N45 116i 316i 1.6 Petrol Engine ECU DME 7557809 Manual Transmission
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Part no. 8798036
Head Unit BMW F20 F21 F32 F36 LCI Radio Media GPS Sat Navigation Unit 8798036
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Part no. A2128702751
Control Panel Mercedes W212 Comand Navi CD Switch Push-Button A2128702751
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Part no. A2129000006
Fuse Box Mercedes W212 Front Relay Control Unit Electric Module SAM A2129000006
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Part no. 6946989-1
BMW Mini Cooper R50 R53 6-Disc CD Changer Multichanger Without Magazine 6946989
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Part no. 9159794
BMW 3 Series E93 Cabrio Airbag Control Unit Module ECU 9159794 65779159794
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Part no. 9350995
BMW F10 F20 F30 Reversing Camera Rear View Control Unit 9350995
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Part no. 6946363
Mini Cooper One R52 Cabrio Body Control Unit Basic Module BCM 6946363
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Part no. 4F0035411E
Audi TT 8J Speaker Loudspeaker Front Door Left Right N/O/S 4F0035411E
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Part no. A2045403850
Mercedes W204 SAM Fuse Prefuse Box Relay Control Unit A2045403850
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Part no. rhd-A0009053002
Battery Cable Mercedes W204 S204 Negative Lead Wiring Harness A0009053002
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Part no. 9170721
BMW E90 E91 E92 Professional CCC Navigation System Controller 9170721
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BMW E39 X5 E53 Z4 E85 Drive For Window Lifter Motor Right O/S 8362064
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Part no. rhd-9313903
BMW 1 Series F20 F21 Rear Bumper PDC Wiring Loom Harness Cables 7964164
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Alternator BMW F20 F21 F30 F31 LCI F32 F33 F34 Petrol Engine Unit 180A 8645325
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Part no. 3455896
BMW Mini Cooper One R56 ECU Footwell Light Module High EKS PL3 FRM3R 3455896
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BMW 3 Series E90 ECU Body Control Module H1 PL2 JBBFE Junction Box 6971958
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Mini Cooper One R50 Petrol W10 Engine Wiring Loom Harness Module 7533097
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BMW X3 E83 2.0d 3.0d Instrument Cluster Speedo Clocks Diesel Manual 3414376
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Mini Cooper R55 R56 Harman Becker Hi-Fi Audio Speaker System Amplifier 3450756
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Part no. 6943822
BMW Mini Cooper R55 R56 R60 CAS 3 ECU Control Unit Key Reading Module 6943822
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Part no. A9066880008
Mercedes W906 Cover Footwell Fuse Box Trim OBD Grey A9066880008
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Part no. 7239175
BMW 3 Series F30 F80 M3 Battery Cover Trunk Trim Panel Right Boot 7239175
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Part no. rhd-A2075400740-1
Fuse Box Mercedes W204 Battery Terminal Control Unit Module A2075400740
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Starter Motor Mercedes W169 W245 Diesel Engine A0051517401
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Part no. A1698700689
Mercedes W169 W245 CD Player Radio Stereo Head Unit A1698700689
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Part no. 7850609
BMW F80 M3 F82 M4 LCI Cable Wheel Acceleration Sensor 7850609
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Part no. 9115661
Mini Cooper One R50 R52 R53 Radio Boost CD Player Unit Head 9115661
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Part no. A9075450100
Fuse Box Mercedes Sprinter W907 W910 Relay Box Fuse Box Module A9075450100
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Part no. 9114920
BMW Mini Cooper R55 R56 RGB Cabel Radio Display LVDS Cabel CCC KKB 9114920
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Part no. A0055422618
Rate Sensor Mercedes W212 ESP Yaw Rotation Control Unit Module A0055422618
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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 .