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.
Make
Category
Subcategory
Condition
In Stock
Price
Part no. 13295310
Positive Cable Vauxhall Insignia Battery Starter Alternator Plus 13295310
Product currently unavailable
Part no. 7624048-1
BMW Z4 E89 23i N52N 204HP sDrive Engine ECU Kit CAS3 + Key 7624048 Manual
Product currently unavailable
Part no. 7645762-1
BMW Z4 E89 sDrive 20i N20 184HP Petrol Engine ECU Kit CAS3 + Key 7645762 Manual
Product currently unavailable
Part no. 4M5Q10239CC
Ford Galaxy Mondeo MK4 2.0 TDCi Alternator Bracket Mount Support 4M5Q-10239-CC
Product currently unavailable
Part no. A9015400350
Mercedes Sprinter W903 Fuse Box Relay Electrical Box Unit A9015400350
Product currently unavailable
Part no. A9064401066-1
Mercedes Sprinter W906 W907 Positive Battery Cable Wiring A9064401066
Product currently unavailable
Part no. 9112762
BMW Z4 E85 E86 6-Disc CD Multi Changer Control Unit Modul With Magazine 9112762
Product currently unavailable
Part no. 8U0907468AE
Audi Q3 8U 2.0 TDI DFTA Gateway Module Control Unit ECU 8U0907468AE
Product currently unavailable
Part no. A0009002414
Module Fuel Pump Mercedes W205 C253 Control Module Unit A0009002414
Product currently unavailable
Part no. 8W5035035A-1
MMI Multimedia Audi A4 B9 A5 F5 Q5 FY Navigation Control Head Unit 8W5035035A
Product currently unavailable
Part no. 8600124-2
Mini One R56 LCI R60 N16 Engine Control Unit ECU DME 8600124 + CAS3 Automatic
Product currently unavailable
Part no. rhd-1440000
BMW 3 E46 M52 Engine Automatic Gearbox Module Wiring Cable Loom Harness 1440000
Product currently unavailable
-15%
Part no. 8W0959595M
Audi A4 B9 A5 F5 Door Module Rear Right Left N/O/S Control Unit 8W0959595M
Product currently unavailable
Part no. FV6T14324BFA
Ford Transit Connect Earth Ground Cable Battery Lead Wiring Loom FV6T14324BFA
Product currently unavailable
Part no. 7613226-1
Mini Cooper S R56 LCI N18 184HP ECU Kit Control Unit DME 7613226 CAS Key Manual
Product currently unavailable
Part no. 9166708-1
BMW E92 Xenon Footwell Light Control Module LCM PL2 FRM II 9166708
Product currently unavailable
Part no. 9298958
Rear Electronic Module BMW F20 REM Fuse Box Control Unit V1 9298958
Product currently unavailable
Part no. 8R0971095D
Audi Q5 8R Front Bumper PDC Parking Sensor Wiring Harness Loom 8R0971095D
Product currently unavailable
Part no. A6461503272
Mercedes W211 E220 CDI 646.821 170HP Engine Unit ECU Kit A6461503272 Key Lock
Product currently unavailable
Part no. 9236459
BMW F07 GT Light Control Footwell Module Unit ECU FRM III 9236459
Product currently unavailable
Part no. 7541335-4
BMW X3 E83 2.5i M54 192HP ECU Engine Control Kit DME 7541335 EWS3 Key MANUAL
Product currently unavailable
Part no. 8K0907064FF
Audi A4 S4 B8 Body Control Comfort Unit Module BCM2 Unit ECU 8K0907064FF
Product currently unavailable
Part no. 5A0BB70
Mini Cooper One F54 F60 Body Control Unit Basic Module BCM 5A0BB70
Product currently unavailable
Part no. 7823934-3
Mini Cooper D R55 R56 Diesel W16 109HP ECU Kit DDE 7823934 CAS3 Key Automatic
Product currently unavailable
Part no. 04C903023L
Audi A1 8X 1.2 TFSI CBZA Petrol Engine Alternator Generator 04C903023L
Product currently unavailable
Part no. 3453744
Mini Cooper R56 Footwell Light Module ECU LOW EKS Lear PL3 FRM II 3453744
Product currently unavailable
Part no. A2139062201-1
Mercedes W213 Bonnet Actuator Pedestrian Protection Left Right N/O/S A2139062201
Product currently unavailable
Part no. RHD-8R2035666J
Audi A4 B8 Multimedia Stereo Sat Nav SD CD Player Radio Head Unit 8R2035666J
Product currently unavailable
Part no. A6429060800
Mercedes W166 W204 W212 W221 W231 W463 Diesel OM642 Starter Motor A6429060800
Product currently unavailable
Part no. 5A071E601
Head Unit BMW F40 Radio Player Navigation Control Module HIGH 3 5A071E601
Product currently unavailable
Part no. 9264569
BMW 1 Series E81 Body Control Module L2 61359264569 9264569
Product currently unavailable
Part no. A6071500133
Engine Wiring Mercedes W176 W246 Diesel OM607 Loom Harness Cable A6071500133
Product currently unavailable
Part no. 8385897
BMW E39 E46 E53 Radio BMW Professional TMC 65128385897 8385897
Product currently unavailable
Part no. 8509023-1
Alternator Generator BMW E90 E91 E92 E93 LCI E84 F25 Diesel N47N 8507624
Product currently unavailable
Part no. rhd-3448511
BMW X3 E83 2.5si 3.0si Petrol N52N Engine Wiring Loom Harness 3448511 3450295
Product currently unavailable
Part no. 7559178-7
BMW E60 530i E90 E91 330i N52 Engine Control Module ECU DME 7559178 Automatic
Product currently unavailable
Part no. 7565300-16
BMW Z4 E85 2.0i N46 150HP ECU Control Unit Module Kit DME 7565300 EWS Key Manual
Product currently unavailable
Part no. 7602226
BMW Banner AGM 12V Accumulator Battery 80Ah 800A 7602226
Product currently unavailable
Part no. A4159064900-1
Mercedes Citan W415 Alternator Generator OM607 Diesel Engine 150A 14V 231000026R
Product currently unavailable
Part no. rhd-A2138300300
Mercedes W213 Engine Bay Cover Water Drain Left N/S Trim Panel A2138300300
Product currently unavailable
Part no. 9170386
BMW E81 E87 E90 E91 Top Hifi System Amplifier Logic 7 L7 Harman Becker 6973618
Product currently unavailable
Part no. rhd-A6461502233
Mercedes W203 OM646 Diesel Engine Wiring Harness Loom Cable A6461502233
Product currently unavailable
Part no. 6903094
BMW E46 Coupe Convertible Front Door Cable Harness Driver's Side Wiring 6903094
Product currently unavailable
Part no. 9650109480
Airbag Module Peugeot 307 Control Unit ECU Car Safety Sensor 9650109480
Product currently unavailable
Part no. rhd-6R2971121GS
Volkswagen Polo 6R 3D Front Left N/S Door Wiring Harness Cable Loom 6R2971121GS
Product currently unavailable
Part no. 9663755480
Peugeot 207 1.6 HDI 90HP DV6-ATED4 Engine Control Unit ECU 9663755480 Manual
Product currently unavailable
Part no. 5A34C95
AdBlue Module BMW G20 G21 G30 G31 X3 G01 X4 G02 Control Unit ECU SCR 5A34C95
Product currently unavailable
Part no. 6870360
BMW F10 F20 F30 VDC Rear M Sport Suspension Control Unit Module 6870360
Product currently unavailable
Part no. 96665877ZD
Peugeot 3008 Head-Up Display Hud Project Dash Screen Control Unit 96665877ZD
Product currently unavailable
Part no. A2711535391-1
Mercedes CL203 R171 CLC 200K 184HP M271.940 Engine Control ECU A2711535391
Product currently unavailable
Part no. 02Z911024H
Volkswagen Passat B7 Starter Motor Actuator TDI Diesel Engine 02Z911024H
Product currently unavailable
Part no. A1708200386
Mercedes-Benz A E M Class W163 W168 W210 CD Player Audio 10 Stereo Radio Unit
Product currently unavailable
Part no. 6861026
BMW I01 F45 F46 Mini F55 F56 Parking Assistant PDC Control Unit Module 6861026
Product currently unavailable
Part no. 9897879-2
Mini Cooper F60 B38C 1.5 136HP Engine ECU Kit DME 9897879 BDC 2 Keys Dual Clutch
Product currently unavailable
Part no. 8794303
Mini F60 Basic Head Unit Sat Navigation GPS Radio Stereo 8798189
Product currently unavailable
Part no. A2115405645
Mercedes W211 Central Gateway Module Control Unit A2115405645
Product currently unavailable
Part no. 7W93-11A134-AA
Jaguar XF 250 Power Adapter Battery Positive Terminal 7W93-11A134-AA
Product currently unavailable
Part no. A2711500391-10
Mercedes W204 C180 M271.820 BE 156HP Engine ECU Kit A2711500391 Key + Lock
Product currently unavailable
Part no. 8X0959655A
Audi A1 8X Air Module Sensor Control Unit Module 8X0959655A
Product currently unavailable
Part no. 7589971-13
Mini Cooper R55 R56 R57 N12 1.6 120HP ECU Kit DME 7589971 CAS3 Key Automatic
Product currently unavailable
Part no. 8586574
BMW 1 F20 F21 LCI 116d B37 Engine Gearbox Module Wiring Cable Loom 8586574
Product currently unavailable
Part no. 4F9035225H
Audi A6 C6 Antenna Amplifier Control Unit Module ECU 4F9035225H
Product currently unavailable
Part no. rhd-A1725400233
Mercedes SLK R172 Battery Cable Starter Alternator Wiring Harness A1725400233
Product currently unavailable
Part no. 2S7T-11000-DA
Starter Ford Mondeo MK3 2.0 TDDi Mk4 2.0 Tdci Diesel Engine Starter Motor
Product currently unavailable
Part no. 1K0907530J
Audi A3 8P Body Gateway Module ECU Control Unit 1K0907530J
Product currently unavailable
Part no. A1565402900
Mercedes X156 W176 Exhaust Flap Control Wiring Loom Cable Diesel A2139068601
Product currently unavailable
Part no. A2139008526
Mercedes W213 SAM Control Module ECU Front Passenger Side A2139008526
Product currently unavailable
Part no. 3457387
Mini Cooper R56 LCI Footwell Light Module ECU LOW EKS Lear PL3 FRM3R 3457387
Product currently unavailable
Part no. 9345371
Light Control BMW F01 F02 F04 F07 LCI Footwell Module ECU Unit FRM3 9345371
Product currently unavailable
Part no. RHD-8R2035666
Audi A5 8T Multimedia Sat Nav MMI 3G Radio Player Unit Harman 8R2035666
Product currently unavailable
Part no. XSA-330
Intimidator XSA-330 Car Audio Amplifier MOS-FET Technology Module 330W
Product currently unavailable
Part no. 7599881-11
BMW E87 LCI E90 E91 120i 320i Petrol N43 170HP ECU KIT DME 7599881 CAS3 + Key
Product currently unavailable
Part no. A9069006603
Mercedes W906 Driver Door Control Unit Module ECU A9069006603
Product currently unavailable
Part no. KK2112A650FA
Ford Transit Mk8 2.0 EcoBlue 130HP Engine Control Unit ECU KK21-12A650-FA Manual
Product currently unavailable
Part no. KV6T10C679BC
Ford Transit Connect Battery Cable Negative Lead Terminal Harness KV6T10C679BC
Product currently unavailable
Part no. A1649100075-1
Mercedes ML W164 Lumbar Module Front Seat Lumbar Control Unit A1649100075
Product currently unavailable
Part no. 6956435
BMW 6 Series E64 E64N Cabrio Convertible Folding Top Roof ECU Module 6956435
Product currently unavailable
Part no. 8506566-4
BMW E90 E91 LCI 320d N47N 184HP ECU Engine DDE 8506566 Automatic Transmission
Product currently unavailable
Part no. 7H4971793
Volkswagen Transporter T5 Cable Battery Terminal Minus 7H4971793
Product currently unavailable
Part no. PEO118811
Mazda 6 GJ Relay 4-Pin Electrical Unit Multi-Purpose Relay Black ACVN51212
Product currently unavailable
Part no. A2711500391-8
Mercedes R172 BlueEFFICIENCY 271.861 184HP Engine ECU Kit A2711500391 Key Lock
Product currently unavailable
Part no. DriveTec Heavy Duty 95Ah Accumulator
DriveTec Heavy Duty 12V Accumulator Battery 95Ah 740A DM019
Product currently unavailable
Part no. 8571358
Alternator BMW G11 G12 LCI G20 G21 G30 G31 Alternator 250A Bosch 8571358
Product currently unavailable
Part no. 03G906018FC-2
Volkswagen Golf V 5 1K 2.0 TDI BMN 170HP Engine Control ECU 03G906018FC Manual
Product currently unavailable
Part no. 7948147
BMW F40 F44 Rear Seat Bench Occupancy Mat Control Unit Sensor 7948147
Product currently unavailable
Part no. A2115406945
Battery Module Mercedes W211 W219 Control Unit Rear A2115406945
Product currently unavailable
Part no. 9640825280
Starter Motor Citroen Berlingo Peugeot Partner Engine Diesel 1.6 HDI 9640825280
Product currently unavailable
Part no. 8P0959433
Audi A3 8P Body Control Comfort Unit Module BCM Convenience Unit 8P0959433
Product currently unavailable
Part no. 8519663-15
Mini Cooper D R56 LCI R60 N47N 112HP Engine ECU Kit DDE 8519663 Key CAS3 Manual
Product currently unavailable
Part no. 9145349
BMW 3 5 X3 X5 Series E39 E46 E53 E83 Control Unit Control Unit EWS IV 9145349
Product currently unavailable
Part no. 9118722
BMW 3 Series E90 E91 E92 E93 Board Monitor Navigation Screen 8,8" 9179807
Product currently unavailable
Part no. 9264568
BMW E92 LCI Body Control Module Unit PL2RR JBBFE IIIR L1 9264568
Product currently unavailable
Part no. 233003329R
Renault Clio Megane Scenic Diesel Engine Starter Motor 233003329R
Product currently unavailable
Part no. A6461502634-1
Mercedes W204 C200 CDI OM646.920 136HP Engine ECU Kit A6461502634 Key Lock
Product currently unavailable
Part no. 6982976
BMW E63 E64 Seat Occupancy Sensor Mat Passenger Side Control Unit Module 6982976
Product currently unavailable
Part no. 9441866
Mini Cooper F60 Head Unit Basic GPS Sat Nav Radio Player Alpine 9441866
Product currently unavailable
Part no. 6978272
BMW 1 3 Series E87 E90 Power Distribution Fuse Box Front 6906611
Product currently unavailable
Part no. 8642676
Engine Wiring BMW F30 LCI 330e Ground Electrical Cable Wiring 8642676
Product currently unavailable
Part no. 410381
BMW 3 Series E92 Bluetooth Car Phone Display Screen Bracket Housing 0410381
Product currently unavailable
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 .