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. 8W0907063DG
Audi A5 F5 45 TFSI DKNA Body Control Module BCM Unit ECU 8W0907063DG
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BMW 3 Series E90 E91 LCI N47N 320d 184HP ECU KIT DDE CAS 3 Key 8512291 Manual
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SAM Module Mercedes W213 C238 Rear Trunk Control Unit ECU A2139003326
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BMW F20 F21 F22 F30 F31 F32 Control Unit Airbag Ecu 9296494
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Vauxhall Astra H Corsa D Merriva B 1.7 CDTI Engine Starter Motor 8980147432
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Audi A3 8V Air Module Control Sensor SRS System ECU Unit 5Q0959655BT
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Light Module BMW E90 LCI ECU LED NSW Control Unit PL2 FRM II 9204532
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Mercedes W203 CD Media Player Radio Audio 20 Phone Head Unit A2038705089
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Audi S4 B8 Alarm Siren Body Sound Impact Actuator Speaker 4H0907601A
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MINI Cooper One R50 R52 Petrol W10 Alternator Generator 110A 7550997 7550319
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Mini Cooper R56 LCI High SPEG Fuse Distribution Box 3456851
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REM Module BMW F20 F21 F30 F31 F32 Body Control Unit 9298960
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Renault Master III Contact Conector Male Sliding Doors 252160006R
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Relay Black 12V V23134J52X207 V23134-J52-X207
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BMW E91N LCI ECU Body Control Module Junction Box H2 9247472
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BMW E60 E61 E65 E66 Seat Control Unit Module ECU Sensor 6927264
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Air Module Mercedes ML W166 Interior Safety SRS Control Module A1669001311
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BMW 6 Series E63 E63N LCI Antenna Amplifier Diversity 868 MHZ 9187682
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GPS Navigation BMW E81 E90 LCI Business System Car Infotaiment Computer CIC
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Radio Head Unit Mercedes SLK R171 CD Player Control Unit Module A1719000100
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BMW E39 523i Petrol M52 Immobiliser EWS 3 Control Module Siemens 8382454
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BMW F10 Central Gateway Module Control Unit Lear ZGW-02 MID Plus 9267516
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BMW E60 E61 Radio Player M-ASK M-Audio System Controller CD Head Unit 6983843
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BMW F11 Touring Tailgate Spoiler Probe AM/FM Sensor 9227766
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Air Module Control BMW X3 F25 F12 F13 Air Module Unit ECU9247383
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BMW X3 X5 E53 E60 E61 E65 E83 Power Steering Speed Sensor 6762235
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BMW X1 E84 Body Control Module M Junction Box PL2RR JBBFE IIIR 9329800
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BMW X1 Series F48 Right Head Air Module Roof Curtain O/S 7352602
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CD Player BMW E60 E61 LCI E63 E64 Radio Stereo CHAMP Business Head Unit 9187903
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Alternator Generator BMW E60 E63 E65 E83 LCI E90 Diesel 170A LRA02319
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Mercedes W169 PDC Parking Sensor Distance Control Module Unit ECU A1695455332
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Audi Q2 GA 35 TFSI DXDB Petrol Starter Motor Manual 02M911022F
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BMW X1 E84 E87 E90 E91 E92 LCI Radio CD Professional DAB 9302159
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BMW F30 F33 Rear PDC Sensors Wiring Loom Cable 2295873
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BMW X5 E70 Footwell ECU Light Control Unit Module FRM II Lear 9166667
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BMW E53 4.4i M62 286HP Engine ECU Kit DME 7508698 + EWS3 + Key Automatic
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Alternator Mercedes Vito W639 Sprinter W906 Generator 14V 120A Bosch A0141542702
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Mini Cooper One R60 Footwell Light Module AHL EKS ECU LEAR PL3 FRM3R 3456988
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Audi A4 B7 2.0 TDI Diesel Engine Control Unit ECU Module Manual 03G906016JD
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Telematics Module BMW F01 F07 F10 F12 Bluetooth Control Unit ECU 9228272
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Navigation Player Mercedes W211 W219 DVD CD Reader Control Unit A2208703589
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BMW X6 F16 Bumper PDC Wiring Loom Parking Sensor Rear Cable Harness 9367702
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Part no. A2649001200-4
Mercedes W177 A35 AMG 306HP 260.920 4Matic Engine ECU Control Unit A2649001200
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Alternator Mini Cooper S R52 R53 Petrol W11 Compact Generator 105A 7515030
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BMW X5 E53 3.0i M54 231HP ECU Kit DME 7519308 Manual + EWS3 + Key
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BMW 3 Series E90 E91 LCI N47N 320d ECU Basic DDE Control Unit 8512047 Manual
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Mercedes W164 W204 W211 OM642 Diesel Alternator Generator A6421540402
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BMW X5 E53 Radio Stereo Screen Multifunctional Display Head Unit 6914605
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Part no. 13136672
Opel Combo Steering Column Power Steering Control Unit Module ECU 13136672
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Part no. 037906024BE
VW Golf 3 GTI 2.0 16V ABF 150KM Petrol Manual Engine Unit Module ECU 037906024BE
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BMW E60 E61 Rear PDC Parking Sensor Mysticblau Mystic Blau Blue 7115654
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Audi A6 C6 2.0 TDI Alternator Generator 180A 14V 03G903016A
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BMW 1 3 X1 Series E81 E82 E84 E87 E90 E91 E92 Power Distribution Box 6971370
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Mini Cooper R50 R52 W10 116HP Engine ECU Kit DME 7557395 + EWS + Key Manual
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Volkswagen Touran 1T Parking Control Unit Module Sensor 1K0919283A
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Radio Head Unit Ford Transit 6000 CD Media Player Unit 8C1T-18C815-AD
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Mercedes-Benz C E Class W202 W210 ESP Yaw Rotation Rate Sensor A0015404517
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Mercedes ML W163 SRS Control Module Sensor Unit Temic A1635422218
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Audi A4 B9 8W Q5 FY Audio External Connector AUX USB Port 8W0035708
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Renault Trafic 3 Vauxhall Vivaro B 1.6 DCI Alternator Bracket Mount 117105124R
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Xenon Adaptive Headlight Module BMW F22 F23 Control Unit Driver Module 7363090
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Part no. E88 Wiring Loom Set PDC Rear
BMW E88 Cabrio Wiring Loom Set PDC Rear Complete Harness Parking Sensor
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Part no. 9184209
BMW X5 E70 X6 E71 Battery Cable Negative Battery Lead IBS 9184209
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Part no. 9284973
Display Screen BMW F10 F11 On Board Central Information Monitor 6,5" 9284973
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Part no. 3C0906093C
Audi TT Mk2 8J Petrol Engine Fuel Pump Control Unit Module 3C0906093C
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Mercedes W204 SAM Control Unit Module Fuse Box Relay Rear A2049060105
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Part no. 98053736XT00
Citroen Berlingo Peugeot Partner CD Player Radio Stereo Head Unit 98053736XT00
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Part no. A6401540502
Mercedes W169 W245 A B 160 180 200 CDI OM640 Alternator Generator A6401540502
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Part no. 6910381
BMW 7 Series E65 E66 Dashboard Dash Sun Solar Sensor Speaker Cable 6910381
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Part no. 3428544
BMW X3 E83 LCI Fuse Box Grouping Map Diagram Location 3428544
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Part no. 9337200
BMW 4 Series F32 F32N LCI Cable Loom Door Driver's Side Wiring Harness 9337200
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Mercedes W639 W906 W907 OM642 Diesel Engine Alternator Generator A0009062700
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VW Volkswagen Sharan 7N 2.0 TDI 140HP CFFB Engine ECU Kit 03L906018HJ Key Lock
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BMW E87 Light Module ECU PL2 FRMFA 61359128183 9128183 9128223
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Audi A6 C6 Display Screen Multimedia Navigation Dashboard Unit 4F0919603B
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BMW E60 E61 E63 E64 PDC Parking Control Module Unit ECU 9116264
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Part no. 9897880
BMW F45 LCI 220i B48C 192HP Petrol Engine ECU DME 9897880 + BDC + Key Manual
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Mercedes W213 Seat Control Module Unit ECU A2139007107
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Part no. 7553166-3
BMW E60 E90 E91 N52 330i 530i ECU Kit DME CAS2 Key 7553166 Automatic
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Part no. 8782591-1
Mini F55 F56 Roof Antenna AM FM GPS TEL 8782591 65208782591
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Seat Leon Mk3 Door Module Control Unit Front Passenger Side Door 5Q4959592
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Mini Cooper R60 Countryman Footwell Light Module High EKS ECU PL3 FRM3R 6827072
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Mini R60 Rear PDC Ultrasonic Parking Sensor Midnight Grey Metallic 9813237
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Door Module Mercedes W176 W246 Front Left N/S Control Unit VST A1669005605
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Door Module Mercedes C219 Front Door Right O/S Control Unit A2198202026
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Audi A5 8T 2.0 TDI CAHA 170HP Engine Control Module ECU 03L906022RM Manual
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BMW Z4 Series E89 Front Bumper PDC Loom Cables Wiring Set 9225771
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BMW E81 E87 E90 LCI 118d 318d N47 Diesel ECU KIT DDE CAS3 Key 8506375
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Parking Module Mercedes W169 W245 PDC Distance Control Unit Sensor A1695400762
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Part no. 9318750-1
Navigation Module BMW F10 F20 F22 F30 F32 Sat Nav DAB Head Unit High 9318750
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Part no. 9147196
BMW E81 E87 E90 E91 E92 CAS 3 Key Reading Module Control Unit ECU 9147196
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Mercedes W211 Seat Memory Control Unit Module Front Right O/S A2118700726
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Part no. 93455434
Wiring Harness Opel Vivaro B Renault Trafic 3 Loom Cable 93455434
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Part no. 7579142-14
BMW E87 LCI E90 120i 320i N43 170HP ECU Kit DME 7579142 CAS3 Key Automatic
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Part no. 7P5941591AH
Seat Ateca Mk3 Headlight Module Headlamp Ballast Left Right N/O/S 7P5941591AH
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Part no. 6857942
BMW F01 F02 Air Suspension Control Unit Rear Axle 6857942
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Part no. 9286796
BMW E70 Body Control Module Unit Junction Box PL4 JBBFEIII R ECU 9286796
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BMW F23 Cabrio Convertible Folding Top Module CVM 8 Unit 9378072
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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 .