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. 3455896
BMW Mini Cooper One R56 ECU Footwell Light Module High EKS PL3 FRM3R 3455896
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Part no. 7579142-2
BMW E81 E87 LCI E90 120i 320i Petrol N43 170HP Engine ECU DME 7579142 Manual
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BMW F20 F21 LCI F30 150HP 118d 318d B47 Engine Unit ECU DDE Set 8587952 Manual
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Part no. 9314023
MINI Cooper R56 LCI Aerial Antenna Amplifier Diversity Module 9314023
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BMW 3 5 X5 Series E39 E46 E53 BMW Radio Professional TMC Becker 6934649
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BMW X3 F25 Holder Audio Amplifier Telephone Bracket Mount Trim 9188582
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Part no. AUTOGASSYSTEM
Prins Autogas System LPG Autogas Installation Kit Set Module Injectors Pump
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Part no. 8489450-2
BMW F20 F21 LCI F22 M140i M240i B58 340HP Engine ECU KIT DME 8489450 FEM + Keys
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Part no. 9148257
Seat Control Unit BMW E60 E61 Module ECU 9148257
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Part no. 9330951
Control Unit BMW F01 F07 F10 F11 F25 Air Module ECU Unit Continental 9330951
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Part no. KK3T-14D068-GE
Ford Transit Mk8 Fuse Box Power Distribution Relay 2.0 Diesel KK3T-14D068-GE
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BMW 7 Series E65 E66 Front Bumper PDC Loom Cables Wiring Set 6945505
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Part no. 9384686
BMW 4 Series F32 F82 F83 M4 KaFAS Camera Assist Speed Limit Control 9384686
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Part no. 6806757
BMW Banner AGM 12V Accumulator Battery 70Ah 720A 6806757 6805461
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Part no. 3456995-1
Mini Cooper One R55 R56 R57 LCI R60 Radio Boost CD Player Unit Head 3456995
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Part no. A2115453101
Mercedes W211 Fuse Box Control Unit SAM Module Relay A2115453101
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Part no. 8364530
BMW 3 X3 Series E46 E83 Fuse Distribution Box 8364530
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Part no. 9280616
BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM ECU LR01 9280616
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Part no. Bosch S4 013 95Ah Accumulator-1
Bosch S4 013 Accumulator Battery 95Ah 800A 12V
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Part no. A1408201526
Mercedes W140 Seat Heated Heating Control Unit Module ECU A1408201526
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Part no. 8740343-2
BMW F20 F30 F32 LCI 120i 320i 420i Petrol B48 184HP ECU Kit DME 8740343 FEM
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Part no. 1K0953549BC
VW Volkswagen Golf 1K Steering Wheel Sensor Control Module Unit ECU 1K0953549BC
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Part no. 8K0907357B
Audi A4 B8 Headlight Range Module Control Unit ECU 8K0907357B
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Part no. 9146329-1
BMW X5 E60 E61 E65 E70 Front Left N/S Seat Angle Adjustment Drive 9146329
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Part no. 8U0857273B
Audi Q3 8U Display Screen Multimedia Navigation Sat 8U0857273B
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Part no. A2059067904
Mercedes W205 DRL Ballast Headlight Control Unit Right O/S Module A2059067904
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Part no. A0008607300-1
Mercedes W177 Steering Wheel Air Module Driver Side Black DAMAGED A0008607300
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Part no. 8572439-2
BMW F30 F31 N57N 330d 258HP Diesel Engine ECU Kit DDE 8572439 FEM Key Automatic
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Part no. 8607569
BMW X5 F15 40eX N20 Hybrid Starter Motor Automatic Transmission 8607569
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Part no. 55590117
Vauxhall Zafira B 1.7 CDTI A17DTR 125HP Engine Control Unit ECU Manual 55590117
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Part no. 7799855-3
BMW E60 E87 E90 120d 320d 520d M47N2 Engine Control Unit ECU Kit DDE 7799855
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Part no. 4N0907064AP
Audi Q5 FY Body Control Comfort Unit Module BCM Convenience Unit ECU 4N0907064AP
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Part no. 8V3971030
Audi A3 S3 8V 3D Door Wiring Harness Loom Cable Passenger Side 8V3971030
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Part no. A4475400082
Mercedes Vito W447 Fuse Box Cover Trim Panel Lid Housing A4475400082
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Part no. A0255455932
Mercedes-Benz C CLK Class W202 W208 Module Control Unit Fan ECU A0255455932
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Part no. A0009053011
Distance Radar Module Mercedes W177 W205 W253 Front Distronic Unit A0009053011
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Part no. 95511910
Vauxhall Combo D 1.3 Cdti Fiat Lancia Alternator Engine Genarator 95511910
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Part no. 7823973-2
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 7823973 CAS3 + Key
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Part no. 8K0907064AD
Audi A5 8T Body Control Comfort Unit Module BCM Convenience Unit ECU 8K0907064AD
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Part no. 6968034
BMW 3 Series E90 ECU Body Control Module H1 61356968034 6968034
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Part no. 9349910
BMW i3 I01 Driver Side Front Right O/S Door Cable Harness Wiring 9349910
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Part no. A2479001608
Module Mercedes W177 W247 Instrument Cluster Control Module A2479001608
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Part no. 8708259-1
BMW F20 F21 F30 F31 LCI G30 G31 G11 Navigation Head Unit Sat Nav High 2 8708259
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Part no. 6909665
BMW Mini Cooper One R50 R53 Radio Wave Stereo Cassette Tape Player 6909665
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Part no. 7573701-6
Mini Cooper R55 R56 N12 1.6 120HP ECU Unit Kit DME 7573701 Lock + CAS3 + 2 Keys
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Part no. 3456016
Mini R55 R56 R57 R58 R60 Control Unit PDC Parking Sensor Module 3456016
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Part no. 6881300
PDC Module BMW F45 F46 I01 Mini F55 F56 Parking Assistant Control Unit 6881300
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Part no. A6429009400-1
Mercedes W639 120CDI OM642.990 204HP Engine Module ECU Kit A6429009400 Automatic
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Part no. 8617569-2
BMW X1 E84 20i N20 184HP Engine Unit ECU Kit DME 8617569 CAS3 + Key Automatic
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Part no. rhd-9246213
Head-Up Display BMW F10 F11 Hud Project Dash Screen Control Unit Module 9246213
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Part no. 9132539
BMW 1 3 Series E81 E87 E90 E91 Hands-free Electronics Charging MULF2 9132539
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Part no. 9118064
BMW 7 Series E65 E66 Centre Console Vent Storage Compartment Support 9118064
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Part no. 3U0941597A
Seat Ibiza 6J Relay Black Control Unit 7 Pin 12V 3U0941597A
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Part no. 03F906070HE
VW Polo 5 6R 1.2 TSI Petrol Engine CBZB 105HP ECU Engine Control Unit Manual
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Part no. 8200969856
Renault Trafic II Airbag Module Control Unit ECU Car Safety Sensor 8200969856
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Part no. 23300JG70A-1
Nissan Qashqai Diesel Engine Starter Motor Actuator Starter 23300JG70A
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Part no. 7164820-2
BMW E88 E93 Convertible Rollover Bar Protection System Sensor Unit Module 800137
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Part no. 6989173
BMW 7 Series E65 E66 E67 PDC Rear Parking Sensor Ultrasonic Sterling Grey
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Part no. VARTA Silver Dynamic 100Ah Accumulator
VARTA Silver Dynamic Accumulator Battery 100Ah 830A 12V H3
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Part no. A2118707389
Mercedes W211 C-Pillar Radio Aerial Antenna Amplifier Module Unit A2118707389
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Part no. 4L0910401T
Audi Q7 4L 3.0 TDI BUG 233HP Engine Contol Unit ECU 4L0910401T Automatic
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Part no. 9152325
BMW E93 Convertible Cabrio Rear Bumper TV Aaerial 9152325
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Part no. 6770600
Mini R55 R56 Gearbox Clutch Cylinder Control Cylinder Unit 6770600
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Part no. Bosch S4 005 60Ah Accumulator-1
Bosch S4 005 Accumulator Battery 60Ah 540A 12V
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Part no. P31303388
Volvo S60 V60 II 2.0 163HP D5204T2 Diesel Engine Module ECU Automatic P31303388
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Part no. 46774430
Fiat Doblo Engine Alternator Generator 46774430
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Part no. 237103984R
Renault Trafic 3 R9M 450 1.6 DCI Diesel Engine Unit ECU 237103984R Manual
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Part no. rhd-9188745
BMW X5 X6 Series E70 E71 Cable Loom Wiring Set Seat Passenger's Side 9188745
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Part no. A2038700589-1
Mercedes W203 CD Media Player Radio Audio Stereo Head Unit A2038700589
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Part no. 233000106R
Renault Trafic III Vauxhall Vivaro B 1.6 dCi Engine Starter Motor 233000106R
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Part no. 5A402E6
BMW F45 F46 F48 ECU Body Domain Controller BDC Control Unit Module 5A402E6
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Part no. A0495453128
Steering Lock Cable Mercedes W169 W204 Connector Plug Wiring Loom A0495453128
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Part no. A2711540902-1
Alternator Generator Mercedes W203 W209 Engine M271 120A 14V A2711540902
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Part no. E84-ANDROID-SCREEN
BMW X1 E84 Radio Navigation Head Unit Android CarPlay Screen Display 10.25
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Part no. A2139002401
Drivetrain Control Module Mercedes W213 C238 Transmission Unit A2139002401
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Part no. 6G9N10300YC
Land Rover Freelander 2 L359 2.2 Engine Alternator Generator 6G9N10300YC
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Part no. A0051516601-1
Starter Motor Mercedes W203 W209 W211 W906 Engine Diesel A0051516601
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Part no. A6421501500
Mercedes W639 3.0CDI OM642.990 Engine Control Unit ECU A6421501500 Automatic
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Part no. 6876863
BMW F40 F45 Mini F55 F56 Front Suspension Strut Protective Cap Cable VDC 6876863
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Part no. 3453743-1
Mini Clubman Cooper R55 Footwell Light Module High EKS ECU PL3 FRM II 3453743
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Part no. 8507245
BMW E81 E82 E87 LCI E88 123d Engine N47S ECU Control Unit DDE 8507245 Manual
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Part no. V23134-J52-X207
Relay Black 12V V23134J52X207 V23134-J52-X207
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Part no. 6906621-1
BMW E87 E90 E91 E92 E93 Fuse Box Power Distribution Front 6906621
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Part no. A2129069900
Player Audio Mercedes C207 W212 Head Unit CD Media Radio Controller A2129069900
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Part no. 9387450
Display Screen BMW F45 F46 Central Information Navigation Monitor 8,8" 9387450
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Part no. 7805098
BMW Mini Cooper One D R55 R56 Engine Starter Motor Diesel Valeo 7805098
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Part no. A2059009627
Front Air Module Mercedes W205 X253 SRS Control Unit ECU A2059009627
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Part no. 8C1T14A073BD
Ford Transit MK7 Fuse Box Body Control Module ECU BCM Unit 8C1T-14A073-BD
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Part no. 7799856-6
BMW E60 E61 E90 330d 530d M57N2 231HP Engine ECU KIT DDE 7799856 CAS2 + Key
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Part no. 6963023
BMW 5 6 Series E60 E61 E63 Airbag ECU Control Unit Centre Vehicle Sensor
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Part no. A1765400009
Negative Cable Mercedes C117 W176 Battery Lead Minus Pole Wiring A1765400009
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Part no. 7H2857151
Volkswagen Transporter T5 Interior Fusebox Panel Cover 7H2857151
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Part no. 9312763
Body Control Module BMW F01 ECU Junction Box PL6 JBBFE III V5 9312763
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Part no. 9290989
BMW F30 F31 F32 Bluetooth Player Unit Radio Professional CD 9290989
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Part no. 7N0959795E
Skoda Yeti 5L Door ECU Module Control Unit Rear Left Right N/O/S 7N0959795E
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Part no. 5A3DE11
BMW i4 G26 e Drive35 Electric Rear Bumper Wiring Harness PDC Loom 5A3DE11
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Part no. 5N0971349AT
Volkswagen Tiguan 5N Alternator Generator Wiring Harness Cable 5N0971349AT
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Part no. Platinium AGM 80Ah Accumulator
Platinium Start Stop Plus AGM Accumulator Battery 80Ah 800A 12V AGM115
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Part no. 1K0057186AN
Radio CD Player VW Volkswagen Caddy 2K Touran Head Unit 1K0057186AN
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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 .