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. 077911023-1
Volkswagen Touareg 7L Engine Starter Motor 077911023
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Rear Bumper PDC Audi A5 Sensor Parking Distance Control 420919275
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BMW Disc Professional Navigation DVD Road Map Europe 2012 2218522
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MINI Cabrio R52 R53 Battery Cable Lead Positive Plus Pole Wiring 6942507
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BMW E60 E61 LCI E90 E93 330i 530i N53 272HP ECU Engine Control DME 7588620
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BMW E81 E87 E90 E91 E92 LCi Parking Control Module Unit PDC 6982391
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Mercedes W251 R 350 CDI 642.950 224HP Engine Unit ECU Kit A6421508100 Key Lock
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BMW X5 E70 3.0d M57N2 235HP Engine Control Unit ECU DDE 7823799 Automatic
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Mercedes C118 W177 H247 Interior Roof Headliner Reading Light A0009001524
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Mini Cooper D R55 R56 Diesel W16 1.6 109HP ECU Kit DDE 7823934 CAS3 Keys Manual
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Audi A4 B6 B7 4.2 V8 FSI Alternator Bracket Mount Holder 079903805J
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BMW 1 Series E82 Footwell Light Module Control Unit ECU NSW PL2 FRM II 9175652
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BMW 1 3 5 Series E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9226238
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BMW X5 E53 Onboard Computer Navigation System Monitor Widescreen 6934413
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Part no. Platinium AGM 95Ah Accumulator
Platinium Start Stop Plus AGM Accumulator Battery 95Ah 850A 12V
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Part no. 504057813
Alternator Iveco Daily II Engine Alternator Generator 140A 504057813
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Audi A3 8P VW Scirocco Mk3 Starter Motor Engine Valeo 1.4 TSI Petrol 02Z911024P
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Part no. 1K0971349BP
Volkswagen Golf Mk6 Alternator Main Cable Wiring Harness Loom 1K0971349BP
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VDP Module BMW F90 M5 F91 M8 G01 G20 Front Suspension Level Control Unit 6898968
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Part no. 7547286-1
BMW MINI Cooper R50 W10 116HP Petrol Engine ECU Kit EWS3 Key 7547286 Automatic
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Mercedes C207 Coupe Module Rear Window Regulator Lifter Control Unit A2079003600
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Mercedes W213 Full Display Widescreen Glass LCD Instrument Cluster A2135402840
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Audi A5 F5 BCM Body Comfort Module Onboard Control Unit ECU 8W0907064EC
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Part no. A2709002900-1
Mercedes X156 GLA200 M270.910 156HP Engine Control Unit ECU Kit A2709002900 Key
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Mercedes Sprinter W906 Diesel Starter Motor Engine Valeo A0061517401
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BMW G20 M340dX B57D30B XD5T 340HP Engine Control Unit ECU DDE 7827051 Automatic
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BMW 1 er E82 E88 120i N43 Positive Battery Lead Cable Wiring Petrol 9205477
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Part no. 7541335-8
BMW X3 E83 M54 2.5i 192HP Engine Control Unit ECU DME 7541335 Manual
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Mercedes S211 Rear Axle Self Levelling Device Cable A2115405332
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Part no. 9657477580
Peugeot 207 1.6 HDI Alternator Supporting Bracket Mount Diesel 9657477580
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Part no. A2044400538
Mercedes C204 Wiring Cable Harness Front Driver Door Wiring Loom A2044400538
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Part no. 7809944-1
BMW E90 E91 E92 330d M57N2 231HP Engine ECU KIT DDE 7809944 CAS + Key Automatic
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SD Card Mercedes W176 W207 W212 Garmin Map Pilot Navigation Europe A2189062903
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Part no. CH3219C164BC
Land Rover Range Rover Sport L320 Audio Amplifier Harman Kardon CH3219C164BC
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Part no. W176-ANDROID-SCREEN
Mercedes W176 W246 Display Screen Android 13 Radio Navigation Unit 8+256GB
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Part no. 7519721-1
BMW 3 5 7 X3 E46 E60 E61 E65 E83 M54 Alternator Generator 150A TG15C018
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Vauxhall Movano A G9T722 Engine Control Unit ECU Module Diesel Manual 8200091428
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Part no. 4E0907181A
AUDI S8 D3 Access Start Comfort Kessy Control Module 4E0907181A
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Air Module BMW F01 F10 X5 F15 X6 F16 F22 ECU ACSM4 Control Unit 9461916
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Volkswagen Polo MK5 6R 1.2 TDI CFWA Engine Unit Module ECU 03P906021A
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Part no. 9319493
Air Module Unit BMW F10 F11 F30 F31 F25 F12 F13 X3 F25 ECU Control 9319493
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Part no. A2218208189
Mercedes W221 Antenna Amplifier Roof Rear Aerial Module Unit A2218208189
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Part no. A1669001609
Air Module Mercedes W166 X166 SRS System Control Unit ECU A1669001609
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Part no. A0009063000
Alternator Generator Mercedes W204 W212 M271 Engine Valeo 150A 14V A0009063000
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Ford Fiesta MK7 Radio Stereo CD Player Head Unit 8A6T18C815BN
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Mercedes W176 W246 A180 B180 BlueEFFICIENCY 270.910 122HP Engine ECU A2709002100
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Part no. 7561834-16
BMW E87 E90 E91 120i 320i N46 150HP ECU KIT DME 7561834 CAS2 + Keys Automatic
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Part no. EXIDE-AGM-72AH
Exide Car Battery AGM EK720 72Ah 760A Accumulator
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Part no. 9131745
BMW 1 3 Series E87 E90 Front Seat Wiring Loom Harness Cable 9131745
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Part no. 9796607
BMW X3 M F97 X4 M F98 S58 510HP Engine Control Unit ECU DME 9796607 Automatic
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Part no. 6939049
BMW 7 er E65 E66 E67 TV Video Module Control Unit Tuner 6939049
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Part no. CC1T-10849
Ford Transit MK7 Diesel Speedo Meter Instrument Cluster Manual CC1T-10849
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MINI Cooper S R52 R53 Automatic Gearbox Basic Control Unit Module EGS 7570253
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Part no. 9869887
Mini Cooper One F54 F55 F56 F60 ECU Body Domain Controller BDC Module 9869887
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BMW F20 F30 F31 118d 318d N47N 143HP Engine Unit ECU DDE Kit 8582280 FEM + Key
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Alternator Support Nissan Qashqai Renault 2.0 dCi Engine Bracket 8200881264
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BMW E81 E82 E87 LCI E88 N47S 123d 204HP ECU Kit DDE 8510593 CAS 3 Key Manual
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BMW E60 E61 X3 E83 X5 E70 X6 E71 Starter Motor Diesel 7796892
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BMW 5 Series E60 E61 Armrest Centre Console Storage Tray Box Support
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Part no. 9259730-1
BMW E81 E82 E84 E87 E89 E90 E91 E92 Radio Business CD 9259730
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Ground Line BMW G11 G12 G20 G30 G31 Battery Earth Cable Wire 8633997
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Part no. 52151256
Citroen Relay III HV Battery Negative Minus Terminal Clamp Control Unit 52151256
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BMW E60 E61 M-ASK M-Audio System Controller CD Player 9117532
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Part no. 2C1A12A650EA
Ford Transit MK6 2.4 TDDI Diesel Engine Control Unit ECU 2C1A12A650EA Manual
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Part no. A4479051203
Mercedes Vito W447 Rain Light Sensor Windscreen Control Unit Module A4479051203
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Part no. 2622584
Telephone Control Module BMW F30 F32 F36 Telematics Bluetooth ATM ECE 4G 2622584
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Part no. 9187363
BMW X1 E84 E90 E91 Petrol Instrument Cluster Speedo Clocks Manual 9187363
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Part no. 7550469-3
BMW E60 E61 E81 E87 LCI E90 E91 E92 E93 Alternator Petrol 180A 7550469
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Part no. 8699946
Mini Cooper F56 B38 1.5 136HP Petrol Engine Control ECU DME 8699946
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Part no. 6938058
BMW 7 Series E65 E66 E67 Amplifier Rear Window Antenna Amplifier Module 868MHZ
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Part no. 9112454
BMW X3 X5 E53 E83 PDC Parking Distance Control Unit Active Module 9112454
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Part no. A2479005615
Mercedes H243 H247 Body Control Module BCM Unit ECU A2479005615
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Part no. 7555361-5
BMW 5 6 Series E60 E63 E64 530i 630i N52 ECU Kit DME CAS 2 Key 7555361 Automatic
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Mini R52 Convertible Body Control Unit Basic Module BCM BC1 RD Unit ECU 6982115
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BMW G20 G22 X5 G05 X6 G06 X7 G07 Integrated Relay Power Supply Module 8490530
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Part no. 8K0971687S
Audi A4 B8 Door Wiring Harness Loom Rear Left N/S Cabling 8K0971687S
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Part no. 58054R
Piaggio X8 X9 Vespa Granturismo Immobilizer Module Control Unit CDI 58054R
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Mercedes E-Class S211 W211 Battery Tray Holder Mounting Bracket A2115454840
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Part no. 9390140
Audio Amplifier BMW F30 F31 LCI F36 Top Hifi Harman Kardon Control Unit 9390140
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Noise Suppresion Filter Mercedes CLA C117 C217 W222 Antenna Module A2229820004
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Toyota Glow Plug Relay 4 PIN 12V 28610-67010
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BMW 3 5 Series E60 LCI E90 325d 525d M57N2 197HP ECU Kit DDE 7809941 CAS3 Keys
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BMW F10 F11 Gateway Module ECU Control Unit LEAR ZGW-02 Mid Plus 9284422
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Ford Transit MK7 Diesel Engine Wiring Cable Harness CC1T-12B637-BAE
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Display Screen BMW F20 F21 F22 Central Information Sat Nav Monitor 6,5" 9322122
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PDC Module BMW F45 X3 F25 Mini F55 F56 Parking Distance Sensor Unit 7938196
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Engine Wiring BMW E60 E61 E63 E64 N62 Loom Harness Cable 7543153
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AUDI A8 S8 D3 Reversing Camera Control Module Rear View Unit ECU 4E0910441
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Mercedes W166 Air Suspension Control Unit Module ECU A1669003507
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Mercedes W211 Front Drivers Door Left N/S Control Module A2118701126
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Part no. 7802929-1
BMW 5 7 E60 E61 E65 M57N M57N2 Compact Alternator Generator Valeo 170A 7802929
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BMW 5 Series E60 E61 Rear Left Right Door N/O/S Wiring Cable Harness 9175887
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Part no. 7565300-6
BMW E87 E90 N46 120i 320i 150HP Engine Unit ECU kit DME 7565300 CAS3 Key Manual
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BMW F13 Footwell Light Module Control Unit ECU FRM3 9313933
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BMW E46 M43 M57 Battery Cable Alternator Starter Base B+ Lead 1707017
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BMW 3 Series E90 E91 E92 E93 Positive Battery Lead Distribution Box Cable Rear
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Part no. 9424338-1
BMW F20 F21 LCI 118i B38 136HP Engine ECU Kit DME 9424338 FEM Key Automatic
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Part no. 6978714
BMW E61 Body Control Module ECU Unit KBM High 6978714
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BMW F10 Front Right O/S Seat Wiring Loom Cable Harness 9230617
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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 .