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. 7599881-4
BMW E81 E87 LCI 116i 2.0 Engine Petrol N43 ECU Kit DME 7599881 CAS3 Key
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Mercedes W204 W207 C218 W212 E220 Navigation 20 Control Module Unit A2079005400
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Engine Wiring BMW X5 E53 3.0d M57N Loom Cable Harness Injector Module 7796819
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Peugeot 207 Multifunction Display Screen Unit Module Dash Dashboard 9676655380
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BMW 1 3 Series E87 E90 E91 118d 318d M47N2 Engine ECU Kit DDE CAS2 Key 7801710
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Alternator Generator BMW X5 E53 E60 E61 E63 E65 N62 Petrol Engine 180A 7540992
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BMW 5 6 Series E60 E61 E63 Passenger Side Door Airbag Control Module 6952986
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BMW Mini Cooper R50 R53 Cable Door Right Wiring Harness Loom 6915575 6944249
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Mini One R56 N12 95HP ECU Engine Control Kit DME 7589971 + CAS3 + Key Automatic
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Audi Q5 FY 2.0 TFSI DAXB 252HP Quattro Engine ECU Kit Gateway + Key 06L907425C
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Tailgate Module Mercedes W204 W212 Boot Lid Locking ECU Control Unit A2128203542
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Audi A3 S3 8P Engine Bay SAM Relay Fuse Box Module Control Unit ECU 1K0937124P
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BMW F20 F30 LCI Diesel B37 B47 ECU DDE Engine Control Unit 8598759 Automatic
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Renault Master III Contact Conector Male Sliding Doors 252160006R
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BMW E39 Radio Business Cassette Player 6958566 8377005
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Mini Cooper D F55 F56 B37 116HP Diesel ECU Engine Unit DDE 8587952 Manual
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Mercedes W213 PDC Parking Sensor Wiring Loom Cable Rear Bumper A2135406303
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Ford Transit TT9 Control Unit Relay Central Door Lock Module ECU F3LB-14B118-AA
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Screen Ring Mini F56 F60 Navigation Display Head Unit Trim Cover 9354397
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Part no. 8581098-1
BMW E70 E71 F01 F02 F10 F11 F30 F31 Diesel Starter Motor NAPA 8581098
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Alternator Generator BMW E60 E63 E65 E83 LCI E90 Diesel 170A LRA02319
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BMW F20 F21 F30 F31 F32 Rain Light Solar Sensor 6814596
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BMW X3 E83 Light Lamp Switch Wiring Wire Cable Plug 3405795
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Positive Battery Cable BMW F30 F31 F80 M3 F82 M4 Plus Pole Power Red 9259425
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Part no. 8506373
BMW X3 Series E83 LCI 1.8d N47 Engine Control Unit ECU Module DDE 8506373 Manual
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Part no. 8631725-1
BMW F22 F30 F32 220i 320i 420i Petrol N20 184HP ECU Kit DME 8631725 + Key + FEM
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Mercedes W204 W207 Air Suspension Module Regulation Control Unit A2049000607
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Part no. 5A38AB8
BMW G20 G80 G82 Amplifier Harman Kardon Booster Audio ECU Unit Module 5A38AB8
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Part no. 7649390
BMW F45 i8 Mini F60 B38 B38X Hybrid Engine Alternator Generator 7649390
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Body Control Unit BMW E46 E83 Basic Module GM5 Star12 6963026
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Part no. 7545046-4
BMW E87 E90 116i 316i N45 116HP Petrol ECU Kit DME 7545046 CAS 2 + Key Manual
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Part no. 03L907309AE
VW Volkswagen Tiguan 2.0 TDI CFFB 140HP Engine Control Unit ECU 03L907309AE
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Part no. 9319492
Air Module BMW X3 F25 F10 F11 F12 F13 ECU Control ECU Unit 9319492
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Part no. 8K0907063P
Audi A5 8T Body Comfort Control BCM Onboard Supply Module Unit ECU 8K0907063P
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Part no. 8P0907063R
Audi TT 8J BCM Body Control Module Unit ECU 8P0907063R
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Part no. 8510221-10
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 8510221 CAS3 + Key
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Part no. A0315450732
Mercedes-Benz W202 W208 W210 ESP + BAS Control Unit Module ECU A0315450732
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Part no. A2124404250
Mercedes W212 Front Air Vent Centre Cable Wiring Dashboard Loom A2124404250
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Mercedes W204 W212 Radio Control Function Button Knob Controller A2048709558
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Part no. 9150109-2
BMW E81 E87 E90 E91 E92 Radio CD Player Professional 9150109
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Part no. 7533270
Alternator BMW E90 E81 E87 E85 Petrol Engine N45 N46 Alternator 150A 7533270
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Alternator Mini R55 R56 R57 R57 R58 LCI Generator Petrol 7574365
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BMW X5 F15 Wiring Front Right O/S Door Harness Loom 9365780
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BMW 5 6 Series E60 LCI E63 CHAMP Business System Controller CD Player 9149242
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Mercedes W447 Door Module Front Left Control Unit A4479007906
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BMW E60 E61 Front Right Door O/S Wiring Cables Harness 9175863
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BMW E60 M-Audio CD Radio Player Head Unit Professional 9131710
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Part no. 9663205580
Peugeot 207 Display Screen Dashboard Multifunction Monitor Unit 9663205580
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Part no. A2469004313
Gearbox Module Mercedes W176 Automatic Transmission Unit ECU A2469004313
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Part no. 7806779
MINI Cooper One D R55 R56 Alternator Generator Diesel 150A 7794970
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Part no. 6952987
BMW 5 6 Series E60 E61 E63 Driver Side Door Airbag Control Unit Module 6952987
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Part no. A2129005722-1
Mercedes W204 SAM Module Fuse Box Relay Control Unit A2129005722
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Part no. 420919275-IWH
Audi A4 A5 Q7 Rear Bumper PDC Parking Sensor Ibis White - Y9C 420919275
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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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Mercedes ML W163 Yaw Rate Sensor Turn Rate Speed Module A1635422318
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Audi A4 A5 A6 Q5 Q7 Radio Control Head Unit Harman Becker 4F0035053B
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BMW X5 Series E53 Front Bumper PDC Loom Cables Wiring Set 6960000
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Part no. 8588898
BMW 1 5 7 Series F20 F21 LCI G11 G30 G31 Diesel Starter Motor Engine 8588898
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Audi A8L 4H Onboard Comfort Control Module CCM Unit ECU 4H0907063CD
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BMW 1 3 Series E81 E87 E90 E91 E92 Amplifier Sound Audio System Alpine 0445683
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Mercedes W210 E200 Kompressor M111.957 163 HP Engine Control Unit ECU Automatic
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Part no. 4H0919475Q
Audi A6 C7 PDC Parking Distance Sensor Module Control Unit ECU 4H0919475Q
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Part no. 6C1T-14B056-AE
Ford Transit MK7 Air Module ECU Control Unit 6C1T14B056AE
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Part no. 9240528
BMW E92 Footwell Xenon Light Control Module Lear FRM3R PL2 9240528
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Part no. A4479000001
Mercedes W447 Front Door Module Left N/S Control Unit ECU A4479000001
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Part no. 2295873
BMW F30 F33 Rear PDC Sensors Wiring Loom Cable 2295873
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Part no. 6879834
Control Unit BMW F20 F21 F22 F30 F31 F32 ICM Module ECU 6879834
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Part no. A0061517401-2
Starter Mercedes Sprinter W906 Diesel Engine Starter Motor Valeo A0061517401
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Part no. A2098200085
Mercedes W209 Convertible Air Module SRS Control Unit ECU A2098200085
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Part no. A2465408032
Battery Cable Mercedes W176 W246 Positive Wiring Starter Harness A2465408032
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Part no. 8377488
BMW E46 E39 E53 E83 E85 Switch Unit Steering Column 8377488
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Part no. 9136874
Mini Cooper R55 R56 R60 CAS 3 ECU Control Unit Key Reading Module 9136874
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Part no. 7791367
Land Rover Range Rover Engine L322 3.0d M57 306D1 Unit Module ECU DDE 7791367
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Part no. 7527610-16
Mini Cooper R50 W10 116HP Petrol Engine Control Unit ECU DME 7527610 Manual
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Part no. 5A11E72
BMW G20 Axle Differential Module Control Unit ECU 5A11E72
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Part no. 09132701
Vauxhall Opel Astra G Fuse Box Covering Trim Panel Lid Housing 09132701
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Part no. 8385164
BMW 7 Series E65 E66 Battery B Engine Compartment Terminal Point 8385164
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Part no. 6914867
BMW X5 Series E53 Radio BMW Business Cassette 6914867
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Part no. 9646679980
Peugeot 207 1.6 HDI Diesel Engine Starter Motor Engine Unit 9646679980
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Part no. A1695455332
Mercedes W169 PDC Parking Sensor Distance Control Module Unit ECU A1695455332
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Mercedes-Benz M ML W163 OM612 Engine Wiring Harness Loom Cable A1635402810
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BMW 5 7 Series E60 E61 E65 E66 Front Driver Seat Angle Adjustment Drive 7075948
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Mini Cooper S R55 R56 N14 1.6 174HP ECU Kit DME 7641003 CAS3 Key Manual
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Navigation System BMW E90 E91 E92 Professional CCC Sat Nav Controller 9150961
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BMW 1 Series E82 Footwell Light Module Control Unit ECU NSW PL2 FRM II 9175652
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Mini R55 R56 R58 R59 R60 Fuse Box Relay Electrical System Distribution 9213372
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Mini Cooper R55 R56 R57 R58 R59 R60 R61 Starter Motor 7616698
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Mercedes-Benz W210 Rear Left Right Door Interior Handle Pull Cable A2107600204
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Part no. 7533837
BMW 5 6 7 E60 E61 E63 E65 N62 N62N Alternator Supporting Bracket Mount 7533837
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Part no. 7640004-1
Mini Cooper R55 R56 Petrol N12 1.6 ECU Kit DME CAS3 + Key 7640004 Manual
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Chrysler Grand Voyager 2.8 CRD ENR Engine Water Inlet Hose Tube Line 5066883AB
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Part no. 9243211
Central Gateway Module BMW F10 F11 ECU Control Unit Lear ZGW-02 Mid 9243211
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Mercedes W210 Fuse Box Sam Module Control Unit A0025451901
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Part no. 7531986
BMW X5 SERIES E53 3.0i M54 Engine Wiring Loom Harness Module 7531986
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Part no. 6960943
Air Bag Module BMW E65 E66 Control Unit ECU Gateway Airbag Lear 6960943
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Part no. 9195756
BMW E60 E61 LCI M-ASK M-Audio Navigation System Controller Player 9195756
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Engine Wiring Harness Mercedes W203 W211 M271 Loom Wiring Cable A2711502433
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Part no. 7573029
Mini Cooper R55 R56 IBS Negative Battery Lead Cable
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Part no. 9128183-2
BMW E91 Light Control Module ECU PL2 FRMFA Lear 61359128183 9128183
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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 .