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. 9389246
Mini F55 Front Left Door N/S Wiring Loom Harness Cables 9389246
Product currently unavailable
Part no. 6934058
BMW 7 Series E65 Cable Harness Door Rear Right O/S Wiring Loom 6934058 6907330
Product currently unavailable
Part no. A2049005205
Mercedes W204 Dashboard Stereo Display Screen Sat Nav Multimedia A2049005205
Product currently unavailable
Part no. 6763811
BMW 1 3 5 6 Series E60 E81 E87 E90 E91 LCI Fuel Pump Control Unit ECU 6763811
Product currently unavailable
Part no. 9827007180-1
Peugeot 206 2.0 HDI Diesel Engine Starter Motor 9827007180
Product currently unavailable
Part no. A1715450701
Mercedes SLK R171 Rear SAM Control Unit Module Relay Fuse Box A1715450701
Product currently unavailable
Part no. 4868429AD
Chrysler Voyager 2.8 CRD ENR Engine Alternator Generator 4868429AD
Product currently unavailable
Part no. 9390018
Audio Amplifier BMW F20 F21 LCI Mini F55 F56 Top Hifi Harman Kardon Unit 9390018
Product currently unavailable
Part no. A1695420018-HBL
Parking Sensor Mercedes W169 Front Bumper Distance Parktronic Horizon Blue 391
Product currently unavailable
Part no. 8703399
BMW G30 F90 M5 Antenna Aerial Diversity Amplifier Unit 8703399
Product currently unavailable
Part no. 9281519
BMW F20 F21 F22 F30 F31 F32 Radio Professional CD Player 9281519
Product currently unavailable
Part no. 9118823
BMW X3 E83 Radio Navigation System CID Control Unit CD Player 9118823
Product currently unavailable
Part no. 4H0907064FN
Audi A6 C7 Gateway Convenience Module Unit Body Control ECU 4H0907064FN
Product currently unavailable
Part no. A1648207426
Mercedes ML W164 W251 Air Module SRS Control Unit ECU A1648207426
Product currently unavailable
Part no. 6934529
BMW X3 X5 Series E53 E83 EWS III Central Locking Immobilizer Module ECU 6934529
Product currently unavailable
Part no. E90 Wiring Loom Set PDC Rear-1
BMW 3 Series 1 E90 E90N E91 E91N LCI Wiring Loom Set PDC Rear Set Complete
Product currently unavailable
Part no. 6967184
BMW X5 X6 Series E70 E71 Positive Battery Cable Terminal Box Base B+ 6967184
Product currently unavailable
Part no. 8243267
BMW E46 Convertible Wiring Harness Fully Automatic Folding Top Left N/S 8243267
Product currently unavailable
Part no. 2354709-1
BMW 3 5 7 Series E30 E34 E36 E38 E46 Petrol Engine Starter Motor 2354709
Product currently unavailable
Part no. 9380947
BMW X1 F48 Mini Cooper F55 F56 F60 Connecting Line CID/HU-H 9380947
Product currently unavailable
Part no. 6906598
Mini Cooper One R50 R52 R53 JCW Fuse Relay Electrical Box Housing 6906598
Product currently unavailable
Part no. A1645403072
Mercedes ML W164 Rear Fuse Relay Box Module SRB A1645403072
Product currently unavailable
Part no. 7552176-5
BMW E87 E90 118i 318i N46 129HP Engine Control Unit ECU Kit DME 7552176 CAS2 Key
Product currently unavailable
Part no. 6977724-2
BMW E87 Xenon Footwell Light Module Control Unit ECU PL2 FRMFA 6977724
Product currently unavailable
Part no. A6519002803
Mercedes W251 R320 CDI OM642 4Matic Engine Unit ECU KIT A6519002803 Key Lock
Product currently unavailable
Part no. 1756803
Ford Ranger Explorer Starter Motor Engine Actuator Diesel Mitsubishi M002T87271
Product currently unavailable
Part no. A2045842982
Mercedes W204 Fuse Box Grouping Fuse Placement Map Card Diagram A2045842982
Product currently unavailable
Part no. A2049001202
Mercedes W204 S204 Estate Rear SAM Control Unit Module A2049001202
Product currently unavailable
Part no. 9270385
BMW E88 ECU Body Control Module H4 Junction Box PL2RR JBBFE IIIR 9270385
Product currently unavailable
Part no. A2709060026-1
Starter Motor Mercedes W176 W246 Engine Starter Unit 12V Denso A6459060300
Product currently unavailable
Part no. A4475401755
Earth Ground Cable Mercedes Vito W447 Positive Battery Lead Wiring A4475401755
Product currently unavailable
Part no. 6920182-1
BMW 3 5 X3 X5 Z4 E39 E46 E53 E83 E85 GPS Navigation Computer DVD 6920182 DAMAGE
Product currently unavailable
Part no. A1635402209
Mercedes-Benz M ML W163 Rear Bumper Parktronic Wiring Loom Harness A1635402209
Product currently unavailable
Part no. 04L907445G-1
Audi A3 8V 1.6 TDI DGTE 115 HP Engine ECU Kit Ignition + Key 04L907445G Manual
Product currently unavailable
Part no. 4E0035111A
Audi A6 C6 6-disc Compact CD Changer 4E0035111A
Product currently unavailable
Part no. 4G0035193C
Audi A6 C7 CD Player Radio Stereo Head Unit MMI NAVI 4G0035193C
Product currently unavailable
Part no. A6395460121
Battery Cable Mercedes Vito W639 Negative Lead Wiring Harness A6395460121
Product currently unavailable
Part no. 8648840
BMW F45 F48 F49 Mini Cooper F60 Earth Ground Cable 8648840
Product currently unavailable
Part no. 8P0959433C
Audi S3 8P Body Control Comfort Unit Module BCM Convenience Unit 8P0959433C
Product currently unavailable
Part no. 6957123
BMW 3 Series E92 Front Left N/S Door Wiring Cables Harness Loom 6957123
Product currently unavailable
Part no. A2059000328
Door Module Mercedes GLC X253 Front Door Left Control Module A2059000328
Product currently unavailable
Part no. 504057813
Alternator Iveco Daily II Engine Alternator Generator 140A 504057813
Product currently unavailable
Part no. 8573260-3
ECU Kit BMW F20 F21 114d Diesel N47N 95HP DDE 8573260 + Key + FEM + Lock Manual
Product currently unavailable
Part no. A0325453232
Gearbox Module Mercedes S203 W203 C200 Automatic Control Unit ECU A0325453232
Product currently unavailable
-5%
Part no. 6938297
Flap System Motor BMW E81 E82 E87 LCI E88 Top Active Cooling Flap Unit 6938297
Product currently unavailable
Part no. 281150049RT
Renault Trafic II CD Radio Audio Player Stereo Head Unit 281150049RT
Product currently unavailable
Part no. 8717601
Mini F55 F56 Control Unit Module Active Sound Design 8717601
Product currently unavailable
Part no. 3457403
BMW Mini Countryman R60 Footwell Light Module High EKS ECU LEAR PL3 FRM 3457403
Product currently unavailable
Part no. 9684613880
Peugeot 207 Partner 1.6 HDI Alternator Generator Support Bracket 9684613880
Product currently unavailable
Part no. 02A911023L
VW Volkswagen New Beetle 1.6 BFS Petrol Starter Generator Motor 02A911023L
Product currently unavailable
Part no. 3C0906093C
Audi TT Mk2 8J Petrol Engine Fuel Pump Control Unit Module 3C0906093C
Product currently unavailable
Part no. 7583225-16
BMW 1 3 Series E81 E87 E90 E91 120i 320i N43 ECU Kit DME CAS3 Key 7583225 Manual
Product currently unavailable
Part no. 9153272
BMW E60 E63 LCI E65 Light Control Module LCM LM2 LMII E6X LWR
Product currently unavailable
Part no. 8U0035193CX
Audi Q3 8U Head Unit Navigation Multimedia Control Unit 8U0035193CX
Product currently unavailable
Part no. 8635624-3
Mini One F56 B38 102HP Petrol Engine ECU Control Unit Kit DME 8635624 BDC Keys
Product currently unavailable
Part no. 1K0907115F
Volkswagen Golf Mk5 1K GTI 2.0 TFSI BWA 200HP Engine ECU 1K0907115F Manual
Product currently unavailable
Part no. 8X0035183
Audi A1 8X Multimedia Radio CD Player Navigation Head Unit 8X0035183
Product currently unavailable
Part no. A0015404517
Mercedes-Benz C E Class W202 W210 ESP Yaw Rotation Rate Sensor A0015404517
Product currently unavailable
Part no. A6519004500-1
Mercedes W205 C220d 651.921 170HP BlueTEC Engine ECU Kit A6519000603 Key SAM
Product currently unavailable
Part no. 9204842
BMW X5 Series E70 Individual Audio System Amplifier Top-hifi Lear PL5 9204842
Product currently unavailable
Part no. A1775400630
Parking Sensor Wiring Mercedes W177 V177 Rear Bumper PDC Loom Cable A1775400630
Product currently unavailable
Part no. A1665402450
Mercedes ML W166 Fuse Box Front Relay Control Unit Module A1665402450
Product currently unavailable
Part no. A6461532891-3
Mercedes Vito W639 111 CDI 646.982 109HP Engine ECU Kit A6461532891 Key Lock
Product currently unavailable
Part no. 9185139
BMW E60 E61 E63 E64 Parking Control Module Unit PDC 9185139
Product currently unavailable
Part no. 7805287
BMW E60 E90 X5 E70 3.0sd 335d 535d M57N2 Engine ECU DDE 7805287 Automatic
Product currently unavailable
Part no. 9269020
BMW X3 F25 X4 F26 Dashboard Monitor Onboard Central Display Screen 6,5" 9269020
Product currently unavailable
Part no. A2095450001
Mercedes CLK W209 Fuse Box Relay Control Unit Module SAM Fuse Box A2095450001
Product currently unavailable
Part no. 7567362-4
BMW E92 325i N52N 218HP ECU Control Unit Kit DME 7567362 CAS3 + Key Manual
Product currently unavailable
Part no. A0009067900-1
Alternator Generator Mercedes W204 W212 Diesel Engine Valeo 180A A0009067900
Product currently unavailable
Part no. 7511320
BMW 3 Series E46 Petrol Cable Alternator Starter Base B+ Wire 7511320
Product currently unavailable
Part no. 8589891
Starter Motor BMW G20 G21 G30 G31 G32 GT G11 B57 3.0 Diesel Engine 8589891
Product currently unavailable
Part no. 3413320
BMW X3 Series E83 Light Control Module Lear LM LWR ECE/RL 3413320
Product currently unavailable
Part no. 6952328
On Board Navigation BMW E60 E63 Display Monitor Screen 8,8" 6952328
Product currently unavailable
Part no. 9168833
BMW E60 E60N E63 E63N Body Control Module ECU Control Unit 9168833
Product currently unavailable
Part no. A4475407880
Mercedes Vito W447 Front Passenger Side Fuse Box Control Unit Module A4475407880
Product currently unavailable
Part no. 7555361-3
BMW E60 E61 E90 E91 325i 525i Petrol N52 ECU Kit DME 7555361 CAS2 + Key Manual
Product currently unavailable
Part no. 8K0919475T
Audi A5 8T PDC Parking Distance Control Module Unit Valeo 8K0919475T
Product currently unavailable
Part no. 7641661
BMW 1 3 5 Series F10 F20 F30 Wiring Harness Motor Sensorsystem Module Petrol N20
Product currently unavailable
Part no. 03F903023D
Audi A3 8V 2.0 TDI CRLB Diesel Alternator 03F903023D
Product currently unavailable
Part no. 7L0907401F-1
Volkswagen Touareg 3.0 TDI BKS 225HP Engine Control Unit ECU Kit 7L0907401F Key
Product currently unavailable
Part no. A2118701026
Mercedes W211 Door Module Front Right O/S Control Unit ECU A2118701026
Product currently unavailable
Part no. A2125402705
Mercedes W212 Rear Suspension Level Sensor Wiring Loom Cable Harness A2125402705
Product currently unavailable
Part no. 1707017
BMW E46 M43 M57 Battery Cable Alternator Starter Base B+ Lead 1707017
Product currently unavailable
Part no. A1718206526
Mercedes SLK R171 Air Module System Control Unit ECU A1718206526
Product currently unavailable
Part no. A0034464110-1
Module Mercedes SLK R171 Automatic Transmission Control Module A0005457916
Product currently unavailable
Part no. 9147618
BMW X5 E70 Navigation System CCC CD Player Sat Nav Head Unit 9147618
Product currently unavailable
Part no. 8571905-4
Engine Starter BMW F20 F21 F22 F30 F32 N47N Diesel Motor Bosch
Product currently unavailable
Part no. 2754325
Mini Cooper R55 R56 Wiring Cable Seat Heating Seat Occupancy Set 2754325
Product currently unavailable
Part no. 6C0915181B
Audi A1 8X Negative Battery Terminal Earth Cable Lead 6C0915181B
Product currently unavailable
Part no. 7568842-3
BMW E90 E92 335i Petrol N54 ECU Kit Control Unit DME 7568842 CAS3 Key Automatic
Product currently unavailable
Part no. 8200404459
Renault Trafic II Opel Vivaro A 2.0 DCI Alternator Generator 8200404459
Product currently unavailable
Part no. A2059001028
Door Module Mercedes GLC X253 Rear Door Right Control Module A2059001028
Product currently unavailable
Part no. 6C1T14B056
Ford Transit Airbag Module Air Bag Control Unit ECU 6C1T14B056
Product currently unavailable
Part no. A0009009903
Mercedes W212 E63 AMG Drive Unit Extended Control Module ECU A0009009903
Product currently unavailable
Part no. A1669068201
Fuse Box Mercedes GLE W166 C292 W463 Relay Control Unit Module A1669068201
Product currently unavailable
Part no. 7444684
BMW 1 3 Series F20 F21 F30 LCI Headlight Control Unit Module FLE2 7444684
Product currently unavailable
Part no. A0325451232
Mercedes W203 Gearbox Transmission Control A0325451232
Product currently unavailable
Part no. 9205279
BMW X3 Z4 Series E83 E85 E86 Radio Business CD Player 9197127 9205279
Product currently unavailable
Part no. 8200527320
Renault Trafic II Opel Vivaro A 2.0 DCI Alternator Bracket Mount 8200527320
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 .