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. 7795845-1
BMW E87 E90 E91 120d 320d M47N2 163HP ECU Kit DDE 7795845 CAS2 + Key Automatic
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Screen Vauxhall VIVARO A Dashboard Monitor Clock Screen 565412769
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Audi RSQ3 F3 Boot Trunk Subwoofer Rear Bass Speaker 83A035382A
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BMW F22 F32 X4M G02 F98 CD Player Radio Audio Sat Nav Navigation 9824985
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SRS Module Mercedes W177 Safety Belt Tensioner Airbag Control A1779006003
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BMW F33 Automatic A/C Air Conditioning Module Control Unit ECU 9341325
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BMW F23 Cabrio Convertible Folding Top Module CVM 8 Unit 9378072
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BMW E81 Footwell Light Module Control Unit ECU PL2 FRM3R 9263797
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Part no. 7599881-6
BMW E81 E87 LCI 116i 1.6 Petrol N43 122HP ECU Kit DME 7599881 CAS3 Key Manual
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Part no. 3456034
Mini Cooper R56 LCI ECU Footwell Light Module FRM3R LOW EKS Lear 3456034
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Part no. 8P3035223
Audi S3 8P Audio Sound System Amplifier Bose 8P3035223
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Dashboard Sat Navigation Audi A3 S3 8V Unit System 8V0035020B
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BMW 5 7 Series E60 E65 Front Seat Transmission Bracket Arm 7068054
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Lane Assist Module Audi A3 S3 RS3 8V Blindspot Control Unit Left N/S 3Q0907590D
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Part no. 9242204
Wiring BMW F12 F13 F06 Cable Set For Electric Parking Brake Handbrake 9242204
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Part no. 8T0907566B
Audi A4 B8 Blind Spot Radar Sensor Control Module Rear Right O/S 8T0907566B
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Part no. 06J903023BX
Audi A1 8X Seat Leon Mk3 Cupra 5F Alternator Generator Petrol Engine 06J903023BX
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Part no. 7583225-5
BMW E81 E87 E90 120i 320i Engine N43 ECU Kit DME 7583225 + CAS3 Key Automatic
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Part no. 9166708-6
BMW E92 M3 Xenon Footwell Light Control Module LCM PL2 FRM II 9166708
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Part no. 7592080-3
BMW E60 E90 E91 LCI 330i 530i N53 218HP ECU Control Unit DME 7592080 Automatic
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Part no. A6079002200
Mercedes W176 A180 CDI OM607 Engine Unit Module ECU A6079002200 Automatic
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Part no. 702500
Citroen Relay Peugeot Boxer III Iveco Daily Relay MOPAR 12V 30A 702500
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Part no. 8618448
BMW F15 High Voltage Accumulator Cable Wiring Harness Positive 8618448
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Part no. A1645400624
Mercedes W164 Fuse Box Relay Housing Cover A1645400624
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Part no. 9383700
BMW X3 F25 Footwell Light Module Control Unit ECU FRM3 9383700
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BMW 7 Series E65 E66 PDC Parking Ultrasonic Sensor Rear Orientblau Blue 6944514
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Part no. 9281064
Antenna Unit BMW F33 F83 M4 Left N/S Aerial Control Unit Module 9281064
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Part no. A6519009402
Mercedes W245 B200 CDI Blue Efficiency OM651.901 Engine Unit ECU A6519009402
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Part no. 8W0959595G
Audi A4 B9 Rear Door Control Module Unit ECU Left Right N/O/S 8W0959595G
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Part no. rhd-7572404
BMW 1 3 Series E87 E90 Petrol N52 Wiring Loom Harness Engine Gearbox Automatic
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Part no. 3456858
Mini Cooper One R57 High PL3 SPEG DC/DC H5 Fuse Distribution Box 3456858
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Part no. rhd-7572362
BMW 3 Series E90 E91 318i N46 Wiring Harness Engine Gearbox Manual 7572362
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Part no. 5A693E4
Power Distributor BMW X3 G01 LCI X4 G02 LCI Rear Distribution Box B+ 5A693E4
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Part no. 8486839
BMW F20 LCI 118i B38 136HP Engine ECU Kit DME 8486839 + FEM + Key Automatic
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Part no. 5WA959663A
Volkswagen Golf 8 1.5 eTSI Engine DFYA Voltage Converter Module 5WA959663A
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Part no. 7548769-3
BMW X3 E83 2.5i Engine M54 192HP ECU Kit DME 7548769 EWS3 + Key Automatic
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Part no. 3C4971693LP
Volkswagen VW Passat B6 Door Harness Loom Cable Wiring Rear Left N/S 3C4971693KJ
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Part no. 4B0035111B
Audi A6 C5 6 Disc CD Changer Control Unit Module Player With Magazine 4B0035111B
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Part no. A6519002600
Mercedes W906 313 CDI OM651.957 129HP Engine ECU Unit Module A6519002600 Manual
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Part no. 284B13345R
Mercedes Citan W415 Renault Kangoo Body Control Module BCM Unit 284B13345R
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Part no. 7599881
BMW E87 LCI E90 E91 N43 120i 320i 170HP Engine Unit ECU DME 7599881 Automatic
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Part no. 7808124-2
BMW E87 E90 118d 318d M47N2 ECU Kit Engine Control Unit DDE 7808124 CAS2 Key
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Part no. 8T0971365Q
Audi A5 8T Seat Cable Front Left Right N/O/S Wiring Loom Harness 8T0971365Q
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Part no. 9264975
BMW X5 E70 X6 E71 Front Seat Control Unit Module Memory ECU 9264975
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Part no. 02M911024
Starter Motor Volkswagen VW Golf VI Passat B6 Tiguan Diesel Engine 02M911024
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Part no. A2479067502
Mercedes W177 W247 Battery Terminal Limiter Bracket Unit A2479067502
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Part no. 9364819
BMW 3 E93 LCI ECU Body Control Module M Junction Box PL2RR JBBFE IIIR 9364819
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Part no. A6519000601-2
Mercedes W906 313 CDI OM651.955 Diesel Engine ECU Kit A6519000601 Key Lock
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Part no. RHD-8R2035678
Audi A4 B8 Dashboard Reader Navi MMI DVD CD Player Head Unit 8R2035678
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Part no. A2711539779
Mercedes R171 SLK 200 163HP M271.944 Kompressor Engine ECU A2711539779 Automatic
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Part no. 4E0910888PX
Audi Q7 4L Navigation Sat Stereo Radio Audio Head Unit CD Player 4E0910888PX
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Part no. 9387151
BMW 3 F30 Hybrid 330e B48X Positive Battery Lead Cable Starterunit 9387151
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Part no. 8379231
BMW 3 5 Series E30 E34 E36 Radio Business RDS Cassette Player 9410692
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Part no. 8507136-1
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 8507136 CAS3 + Key
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Part no. 9252331
BMW F10 ECU Body Control Module Junction Box V2 PL6 JBBFE III 9252331
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Part no. 7805585-2
BMW 3 Series E92 E93 Diesel 330d M57N2 231HP ECU Kit DDE 7805585 + CAS3 + Key
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Part no. 9175875
BMW 5 Series E60 E61 LCI Passengers Side Front Left N/S Door Wiring Loom 917587
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Part no. 9274032
BMW 1 2 3 4 Series F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9274032
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Part no. 6836504
BMW F20 F21 LCI F30 F31 F32 F13 Electric Coolant Fan Motor Relay 130A 6836504
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Part no. 8378766
Door Module BMW E39 Passenger Door Control Module Hella 8378766 6904242
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Part no. 8587952-2
BMW F20 F30 F32 LCI 120d 320d 420d B47 ECU Engine Unit DDE 8587952 Automatic
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Part no. 7541335-6
BMW E60 525i M54 192HP Engine Control ECU Kit DME 7541335 CAS2 Key Automatic
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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. 3Q0907566D
Audi A3 8V Rear Blind Spot FAS Lane Assistance Control Unit 3Q0907566D
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Part no. 8T0907568B
Audi A4 B8 Blind Spot Radar Sensor Control Module Rear Left N/S 8T0907568B
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Part no. A0111546402
Mercedes W163 CL203 W203 Petrol Alternator Generator Valeo 120A A0111546402
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Part no. F1FT10C679BA
Ford Transit Mk7 V Negative Battery Terminal Cable Wiring F1FT10C679BA
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Part no. 9871841
BMW G11 G30 KaFAS Camera Lane Assist Control ECU Module Unit 9871841
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Part no. 7558220-1
BMW E82 E90 E91 E92 N54 135i 335i Alternator Generator 180A 7558220
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Part no. 3417586
Electronic Box BMW X3 E83 LCI 2.5si 3.0si N52N Control Unit Mount Holder 3417586
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Part no. 9259466
BMW 1 3 4 Series F20 F21 F30 F31 F32 Power Distribution Fuse Box Rear
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Part no. 7305446
BMW Mini R55 R56 R57 R58 R59 Rear PDC Ultrasonic Parking Sensor Reef Blue
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Part no. 6921566
BMW E65 Control Unit Power ECU Module 6921566 6943489 6935431 6957026
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Part no. A2189007206
Headlight Module Mercedes C207 W212 Headlamp Adjust LED Control Unit A2129005324
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Part no. 8617551-2
BMW F30 F31 320i Petrol N20 184HP Engine Control Module ECU DME 8617551 Manual
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Part no. A0009002008
Mercedes W205 Body Control Module Control Unit BCM ECU Module A0009002008
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Part no. 9337233
Door Wiring BMW F32 F33 F82 F83 M4 Front Harness Loom Cable 9337233
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Part no. 4E0941817B
Audi A6 A8 D4 Q7 4M CAN Bus Jumper Contact Bridge Connector Plug 4E0941817B
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Part no. 8806980
BMW i3 I01 LCI Door Wiring Cable Loom Harness Rear Left Right N/O/S 8806980
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Part no. 7809941-2
BMW E60 LCI E90 M57N2 325d 525d 197HP ECU Kit DME CAS3 Key 7809941 Automatic
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Part no. 02E911024CX
Volkswagen Sharan 7N Engine Starter Motor Lucas 02E911024CX
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BMW E39 Radio Business Cassette Player 6958566 8377005
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Peugeot 207 1.6HDI Diesel Engine Control Unit ECU Module 9663786380
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Ford Transit Connect Starter Motor Engine Actuator Diesel 1.8 2T14-11000-BA
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BMW E60 E87 LCI E90 E91 N47 Preheating Control Glow Plug Unit Diesel Hitachi
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Volkswagen Golf 5 1.9 TDI 105HP BKC Engine Control Unit ECU Manual 03G906016B
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VW Volkswagen Golf SV Online Services Module Control Unit ECU 5NA035284B
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BMW F45 Air Duct Front Slam Panel Flap Control Motor Drive Unit C47829-102
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Part no. A2189065900
Headlight Module Mercedes ML W166 W246 C292 LED Front Right O/S 1305715307
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Part no. A2218001548-2
Mercedes W221 Remote Trunk Closing Hydraulic Pump Motor Unit A2218001548
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Part no. rhd-A1635404032
Mercedes-Benz W163 OM612 270 CDI Engine Wiring Harness Loom Cable A1635404032
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Part no. RHD-1K2971111D
Audi A3 8P Power Steering Rack Wiring Harness Loom Cable 1K2971111D
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Part no. 1423642
BMW E39 E46 M52 Engine Automatic Gearbox Basic Control Unit Module EGS 1423642
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Part no. 9345377
BMW F06 Gran Coupe Footwell Light Module Control Unit ECU FRM III 9345377
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Part no. 9273188
BMW E81 E87 E90 LCI Professional Navigation Car Radio Player CIC 9273188
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Part no. 9390396
Audio Amplifier BMW F20 F21 F22 Harman Kardon Active Sound Design Unit 9390396
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Part no. 4M0907594
Audi Q5 FY Top Sunroof Opener Control Module Unit ECU 4M0907594
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Part no. 7849393
Steering Wheel Module BMW F20 F21 F30 F31 F32 Heating Control Unit 7849393
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Part no. 9175650
BMW 1 Series E81 NSW ECU Light Module Footwell Module PL2 FRM II 9175650
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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 .