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. 1308310406
BMW F46 Light Control Module Unit Basis 1308310406
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Mercedes C205 Keyless Go Module Unit Bracket Mount Holder Support A2055455440
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BMW F30 F31 Lane Change Wiring Sensor Module Master Right O/S HC-2 6856283
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BMW E46 GM V Body Control Unit Module Junction Box 6907657
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BMW 1 Series E90 Footwell Light Control Module (LCM) NSW 6987997
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Ford Transit Connect Engine Control Unit ECU 9TGH Module 1.8 TDCi 9T11-12A650-GH
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Volkswagen Transporter T5 2.0 TDi CAAA Positive Battery Cable Wire 7E0971794A
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Part no. 9813237
Mini R60 Rear PDC Ultrasonic Parking Sensor Midnight Grey Metallic 9813237
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BMW E87 E90 E91 E60 E61 E63 N52 Alternator Generator 155A 7542529
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Mini Cooper R56 N12 1.6 120HP ECU Kit Engine DME 7640005 + CAS3 + Keys Manual
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BMW 1 3 Series E81 E87 E90 E91 1 Radio BMW Business CD Player 9141682
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Part no. A1645458532
Mercedes ML W164 SAM Module Passenger Side Control Unit A1645402501
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Part no. 3457526
Mini Countryman R60 Light Module Footwell Module PL3 FRM3R Lear ECU 3457526
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Engine Wiring Renault Trafic II Loom Harness Module 240113809R
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BMW 3 Series E92 E92 LCI Wiring Set Door Co-driver Passenger
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Part no. 6927904
Mini Cooper One R50 R52 R53 Radio Boost CD Player Unit Head Control 6927904
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Part no. 6938049
BMW 3 5 Series E39 E46 Touring Ultrasonic Roof Alarm Sensor Module ECU 6938049
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Part no. A2025458440
Mercedes-Benz W202 C208 W208 Control Unit Bracket Holder Boot Trunk A2025458440
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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. 4L0035223J
Audi Q7 4L Amplifier BOSE Premium Audio Sound System Module 4L0035223J
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Part no. 02E911024H
Volkswagen Seat Skoda Audi 2.0 TDI Diesel Engine Starter Motor Valeo 02E911024H
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Part no. ROAD-TOP-DECODER
Road Top HD Digital Decoder Retrofit Kit Module Camera CarPlay Control Unit
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Part no. A2469006710
Radio CD Player Mercedes W176 W246 COMAND Nav Sat Head Unit A2469006710
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Part no. A2129000829
Mercedes W207 W212 Head Unit Sat Nav Navigation Display Screen
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Part no. 9179808
BMW E60 E61 E90 E91 On-board Navigation Display Monitor Screen 6,5" 9179808
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Part no. A2129006417
Mercedes W207 W212 Head Unit CD Player Radio Navigation Controller A2129006417
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Part no. 23127JG71B
Alternator Nissan Qashqai 2.0 dCi Diesel Engine Alternator 12V 150A 23127JG71B
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Part no. A2229008911-1
Tuner Box Mercedes W213 W205 W222 Digital Audio Control Unit DAB ECE A2229008911
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Part no. 9275509
BMW F07 F25 CIC Sat Nav Professional Infotainment Radio Player Head Unit 9275509
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Part no. 6827064
BMW E87 LCI Max Brose Footwell Light Module Control Unit ECU FRM3R PL2 6827064
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Part no. A2129009705-1
Mercedes W204 W212 Fuse Box Relay Control Unit Electric SAM Module A2129009705
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Part no. 7549396
Earth Ground Cable BMW E90 E91 E92 Negative Battery Lead Wiring 7549396
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Part no. 9140177
BMW MINI Cooper S R56 Rear Bumper PDC Cables Wiring Loom Set 9140177
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Part no. 7640005-1
Mini Cooper R55 R56 N12 1.6 120HP Petrol ECU Kit DME CAS3 Key 7640005
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Part no. 9257151-1
Telematics Module BMW F20 F30 Control Unit Bluetooth Combox ECU 9257151
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Part no. A2118206026
Mercedes W211 Rain And Light Sensor Control Unit Module ECU A2118206026
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Part no. 7577968-2
BMW E60 E90 N52 325i 525i ECU Kit Control Unit DME 7577968 CAS2 Key Automatic
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Part no. 9342033-1
BMW F10 F20 F30 Head Unit Media Navigation Headunit Player 9342033
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Part no. A0009062700-1
Mercedes W639 W906 W907 OM642 Diesel Engine Alternator Generator A0009062700
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Part no. 6945156
BMW 5 6 Series E60 E61 E63 Sensor B-pillar Airbag Right O/S
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Part no. 6977759
BMW E81 E87 E90 E91 E92 6-disc CD Changer With Magazine 6977759
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Part no. 6917541
BMW 7 Series E65 E66 E67 Diagnosis Interface Media System MOST Jumper 6917541
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Part no. 6969011
BMW E60 E63 E64 Body Control Module ECU Control Unit 6969011
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Part no. 9374507-1
BMW F23 REM Rear Electronic Module Fuse Box Control Unit V2 9374507
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Part no. 7536020-1
MINI One R50 1.6i W10 90HP Engine ECU KIT DME 7527610 7536020 + Key Automatic
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Part no. 06F903023C
Audi Volkswagen Seat Skoda Engine Alternator Generator 06F903023C
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Part no. 03G972619KP
Volkswagen VW Touran 2.0 TDI BKD Engine Wiring Harness Loom Cable 03G972619KP
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Part no. 5N0959655AA
Volkswagen Tiguan 5N Air Module Crash Control Module Unit ECU 5N0959655A
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Part no. 4L1937503
Audi Q7 4L Fuse Relay Box Module Electrical Control Unit 4L1937503
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Part no. 7508054
BMW X5 E53 4.4i 4.6is M62 Water Cooled Alternator Generator 150A
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Part no. A0009062722-1
Alternator Generator Mercedes W207 W212 OM642 Diesel Engine 200A A0009062722
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Part no. 9249083-1
BMW E90 LCI Footwell Light Control Module LCM LED Basis 9249083
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Part no. A1775404307
Fuse Box Mercedes C118 W177 W247 Engine Compartment Relay Box Module A1775404307
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Part no. 7555178
Cover BMW F13 F12 F11 Engine Control Unit ECU Box Top Cover Shield 7555178
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Part no. 9313930
Light Module BMW F10 LCI Control Footwell Lightning ECU Unit FRM3 9313930
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Part no. 6994554
Camera Control Module BMW F30 F32 F82 Top Rear View Unit 6994554
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Part no. 3456988
Mini Cooper One R60 Footwell Light Module AHL EKS ECU LEAR PL3 FRM3R 3456988
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Part no. 9231321
Dashboard Monitor BMW X3 F25 X4 F26 Onboard Central Display Screen 6,5" 9231321
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Part no. 8610006-1
Mini Cooper S R56 LCI N18 1.6 184HP Engine ECU Kit DME 8610006 CAS3 Key Manual
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Part no. A1698207126
Door Module Mercedes W169 W245 Front Left N/S Control Unit A1698207126
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Part no. A1669005012
Mercedes W166 Front Door Module Left N/S Control Unit ECU A1669005012
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Part no. A6421506100-1
Mercedes W164 ML320 CDI 4-Matic OM642.920 Engine ECU Kit A6421506100 Key Lock
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Part no. A2701503920
Mercedes W176 Oil Pump Adapter Solenoid Valve Wiring Harness M270 A2701503920
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Part no. A6519007103-2
Mercedes Sprinter W907 311 CDI 651.958 114HP Engine Control Unit ECU A6519007103
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Part no. 6961363
Mini Cooper One R50 R53 Body Control Unit Basic Module BCM 6961363
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Part no. 9204536-2
BMW 3 Series E87 LCI Footwell Light Module ECU Control Unit LED XE FRM 9204536
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Part no. A2465403005
Mercedes W176 W245 Front Right Door Wiring Loom Harness A2465403005
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Part no. 9118469
BMW X5 E70 X6 E71 Front Sport Seat Lumbar Wiring Loom Harness Cable 9118469
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Part no. 7621178-12
BMW E81 E87 LCI E90 N43 116i 316i 2.0 122 HP Engine Unit ECU DME 7621178 Manual
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Part no. 7N0907530C
VW Volkswagen Golf 6 Gateway Control Unit Module ECU 7N0907530C
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Part no. 6913150
BMW 7 Series E65 Door wiring harness mod. carrier rear right O/S
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Part no. 06K903026C
Audi A3 S3 8Y Engine Alternator Generator Electric Unit 14V 140A 06K903026C
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Part no. 8574351-5
BMW X1 E84 18dX Diesel N47N Engine Unit ECU Kit DDE 8574351 CAS3 Key Automatic
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Part no. 6819950-1
BMW F10 F11 F20 F21 F22 F30 F31 F32 Navigation Sat Nav Head Unit High 6819950
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Part no. 4M0907355B
Audi A4 B9 TDI Diesel Adblue Dosing Module Control Unit 4M0907355B
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Part no. A6079002000-1
Mercedes W176 A180 CDI 607.951 109HP Engine ECU Kit A6079002000 Key Lock Manual
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Part no. 7553735-10
MINI S R52 R53 W11 Engine Control Unit Module ECU DME 7553735 Manual
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Part no. A2129009229
Mercedes R172 Door Module Mercedes Front Right O/S Control Unit A2129009229
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Part no. A2048700594
Radio Player Mercedes-Benz W204 COMAND Navi CD Head Unit A2048700594
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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. 9226711-1
MULF2 Module BMW E60 E87 E90 E91 Hands-Free Electronics Charging Unit 9226711
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Part no. 7620985-1
Mini Cooper S R60 ALL4 N18 1.6 184HP ECU Kit Unit DME 7620985 CAS3 + Key Manual
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BMW E60 E81 E87 E90 Snap-in Adapter Basic Telephone NOKIA 6230I
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BMW F20 F22 F30 F32 REM Rear Electronic Module Fuse Box Control Unit V5 6317177
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BMW 1 3 Series E87 E90 ECU N45 116i 316i Engine Motor Control Unit DME 7545046
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BMW X5 E70 3.0d M57N2 235HP Engine ECU KIT DDE 7809944 CAS3 + Key Automatic
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BMW 1 3 Series E81 E87N E90 N47 Kit Diesel Engine DDE Control Unit ECU 7809000
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Mercedes W166 Hatch Tailgate Central Module Locking Control ECU A1669003708
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BMW G11 G12 G30 G32 G14 Starter Cable Alternator Cable Starter-Base B+ 8595355
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BMW X3 E83 2.0d Diesel M47N2 Engine Wiring Loom Harness 3417859
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Part no. 93452999
Fuse Box Vauxhall Vivaro B Renault Trafic III Relay Control Unit Module 93452999
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Part no. A2129003908
Mercedes W212 Audio 20 CD Player Audio Stereo Radio Head Unit A2129003908
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Part no. 059911024D
Audi A6 4F C6 3.0 TDI Diesel Starter Motor Bosch 0001109319 059911024D
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Part no. 8K0971228P
Audi A4 B8 Starter Alternator Wiring Loom Cable Harness 8K0971228F
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Part no. A1685400230
Battery Starter Wiring Mercedes W168 Harness Cable Positive A1685400230
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Part no. A2711534691-3
Mercedes R171 SLK200 271.944 163HP Engine ECU Kit A2711534691 Key Lock Ignition
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Part no. A2059000628
Door Module Mercedes W205 Front Right O/S Door Control Module Unit A2059000628
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Part no. A0009061903
Mercedes W176 W242 W246 Alternator Generator Bosch M270 Petrol A0009061903
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Part no. A2208204942-1
Seat Adjustment Motor Mercedes W220 W221 Front Right Actuator O/S A2208204942
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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 .