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. 9197317
BMW E61 LCI Body Gateway Module KGM HIGH 27 D-Can LEAR 9197317
Product currently unavailable
Part no. 6907435
BMW E46 Touring Positive Battery Cable Plus Pole Lead Loom 6907435
Product currently unavailable
Part no. 6917541
BMW 7 Series E65 E66 E67 Diagnosis Interface Media System MOST Jumper 6917541
Product currently unavailable
Part no. 9302356
Battery Cable BMW F10 F11 X3 F25 Lead Negative IBS Wiring 9302356
Product currently unavailable
Part no. 6965263
BMW 1 3 Series E82 E90 E92 Switch Cluster Cruise Control Stalk Unit 6965263
Product currently unavailable
Part no. 7809002
BMW E81 E82 E87 LCI E88 Engine N47S 123d ECU Kit DDE 7809002 CAS3 + Key Manual
Product currently unavailable
Part no. 6819838
BMW F30 LCI G11 G30 High Voltage Battery Charging Unit Module 6819838
Product currently unavailable
Part no. 5B31359
BMW i4 G26 Fuse Box Front Body Control Module ECU BCM Unit 5B31359
Product currently unavailable
Part no. 7794952-2
BMW 5 Series E60 M57 2 Engine Starter Motor 7794952 0986021230
Product currently unavailable
Part no. 6809374
BMW F01 F07 F10 F11 F12 F25 CAS4 Module Control Unit Key Reading 6809374
Product currently unavailable
Part no. 9138448
BMW E87 E90 E91 E92 CCC CD Professional Navigation System 9138448
Product currently unavailable
Part no. 7558220
BMW E82 E90 E91 E92 N54 135i 335i Alternator Generator 180A 7558220
Product currently unavailable
Part no. 6966615
BMW 3 X3 X5 Z4 Series E46 E53 E83 E85 E86 Video Module High 6966615
Product currently unavailable
Part no. 9270385
BMW E88 ECU Body Control Module H4 Junction Box PL2RR JBBFE IIIR 9270385
Product currently unavailable
Part no. 8512499-3
BMW E87 E90 LCI N47 118d 318d Diesel ECU Kit DDE 8512499 CAS3 + Key Manual
Product currently unavailable
Part no. 6936653
BMW 1 3 Series E81 E82 E84 E87 E88 E90 E91 E92 Power Distribution Box 6936653
Product currently unavailable
Part no. 9247159
BMW F01 F02 LCI F07 GT Control Unit Module Voltage Transformer VSU400 9247159
Product currently unavailable
Part no. 9170453-1
BMW X5 E70 Footwell ECU Light Control Unit Module Xenon FRM II Lear 9170453
Product currently unavailable
Part no. 7599881-2
BMW E87 LCI E90 118i 318i N43 143HP ECU KIT DME 7599881 CAS3 + Key Automatic
Product currently unavailable
Part no. 3420786
BMW X3 E83 Light ECU Control Module Unit Lear LM MAN.LWR 3420786
Product currently unavailable
Part no. 9134855-1
Battery Lead BMW E81 E87 Battery Cable Negative IBS 9134855 61129134855
Product currently unavailable
Part no. 7796818
BMW X5 E53 3.0d M57N Wiring Loom Harness Engine Automatic Gearbox
Product currently unavailable
Part no. 1138730-1
On Board Monitor BMW X5 E70 X6 E71 Sat Nav System Screen Display 8,8" 1138730
Product currently unavailable
Part no. 9215184
BMW E60 E87 E90 E91 Hands Free Electronics Charging Module MULF2 9215184
Product currently unavailable
Part no. 7614896
Ignition Harness BMW F10 F12 F07 GT Petrol N63 Engine Ignition Wiring 7614896
Product currently unavailable
-40%
Part no. 9459681
Seat Module BMW F20 F30 F32 F33 X1 F48 X5 F15 Front Control Unit ECU 9459681
Product currently unavailable
Part no. 7501738
BMW X5 E53 3.0i M54 1,4KW Starter Motor 7501738
Product currently unavailable
Part no. 7842024
BMW 3 Series E90 E92 E93 M3 LCI Control Unit For Fuel Pump ECU 7842024
Product currently unavailable
Part no. 6908529
BMW 3 5 7 X5 Series E38 E39 E46 E53 GPS Navigation System Computer Unit 6908529
Product currently unavailable
Part no. 7439743
BMW 3 5 7 Series F30 LCI 330e G11 G30 Fuel Pump Control Unit Module 7439743
Product currently unavailable
Part no. 7542529-3
BMW E87 E90 E91 E60 E61 E63 N52 Alternator Generator 155A 7542529
Product currently unavailable
Part no. 8610678-1
BMW X1 Series E84 20i N20 184HP ECU Engine Kit DME 8610678 CAS3 + Key Manual
Product currently unavailable
Part no. 9177784
BMW X5 E70 X6 E71 X6 E72 Map Fuse Box Grouping Diagram Card 9177784
Product currently unavailable
Part no. 9289118
BMW E81 E87 E90 E91 E92 LCI Radio CD Professional DAB Unit 9289118
Product currently unavailable
Part no. 8578995
BMW F10 520d F20 120d F30 320d N47N 184HP Engine Unit ECU DDE 8578995
Product currently unavailable
Part no. 9240530
BMW E90 LCI Footwell Light Control Module LCM LED Basis 9240530
Product currently unavailable
Part no. 8631725-1
BMW F22 F30 F32 220i 320i 420i Petrol N20 184HP ECU Kit DME 8631725 + Key + FEM
Product currently unavailable
Part no. 7621178-12
BMW E81 E87 LCI E90 N43 116i 316i 2.0 122 HP Engine Unit ECU DME 7621178 Manual
Product currently unavailable
Part no. 9226711
BMW E60 E87 E90 E91 Hands Free Electronics Charging MULF2 Module 9226711
Product currently unavailable
Part no. 6943834
BMW E60 E81 E87 E90 E91 E92 CAS 3 ECU Control Unit Key Reading Module 6943834
Product currently unavailable
Part no. 8365326
BMW E34 E38 E39 Relay Make Contact Pink 8365326 0332019168
Product currently unavailable
Part no. 6920035
BMW X5 E53 Fuse Box Label Trim Cover Panel Sticker 6920035
Product currently unavailable
Part no. 9451484
Trunk Lid Module BMW F40 F90 M5 G20 G30 Power Tailgate Control Unit 9451484
Product currently unavailable
Part no. 8494843
Headlight Module BMW F83 M4 F33 LCi FLE2 Front Lights Right Left N/O/S 8494843
Product currently unavailable
-40%
Part no. 7848603
Alternator BMW F87 M2 F80 M3 F82 F83 M4 S55 Engine Generator 250A Denso 7848603
Product currently unavailable
Part no. 6826790
BMW F10 F20 F22 F30 Navigation Sat Nav Head Unit High 9387565
Product currently unavailable
Part no. 9324784-1
BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM LR01 ECU 9324784
Product currently unavailable
Part no. 7411595
BMW F10 F20 F30 Control Unit For Fuel Pump Module 7411595
Product currently unavailable
Part no. 6957342
BMW 5 6 Series E60 E63 On-board Navigation Display Monitor Screen 6,5" 6957342
Product currently unavailable
Part no. 9284422
BMW F10 F11 Gateway Module ECU Control Unit LEAR ZGW-02 Mid Plus 9284422
Product currently unavailable
Part no. 6946990-1
CD Changer BMW X5 E53 Z4 E85 6 Disc Control Unit Module With Magazine 6946990
Product currently unavailable
Part no. 6977766
BMW X5 E53 6-disc CD Changer Control Unit Module With Magazine 6977766
Product currently unavailable
Part no. 9249404
BMW E81 E87 E90 E91 LCI E92 E93 CD Radio Business Unit 9249404
Product currently unavailable
Part no. 7848603-1
Alternator BMW F87 M2 F80 M3 F82 F83 M4 S55 Engine Generator 250A Denso 7848603
Product currently unavailable
Part no. 6943284
BMW 5 Series E60 Light Control Module Unit Lear LME6X MAN. LWR (LCM) 6943284
Product currently unavailable
Part no. 9302159-1
Multimedia Player BMW X1 E84 E87 E90 E91 E92 LCI Radio Professional DAB 9302159
Product currently unavailable
-5%
Part no. 9186170
BMW 5 6 Series E60 E61 LCI E63 E64 Body Gateway Module ECU Control Unit 9186170
Product currently unavailable
Part no. 8506566-1
BMW 3 Series E90 E91 LCI 320d N47N 184HP ECU Kit DDE 8506566 CAS3 + Key Manual
Product currently unavailable
Part no. 8518269-8
BMW E90 E91 LCI N47N 320d 184HP ECU Engine Control Unit DDE 8518269 Automatic
Product currently unavailable
Part no. 7803373-5
BMW X3 Series E83 2.0d Engine M47N2 150HP ECU Kit DDE 7803373 EWS3 + Key Manual
Product currently unavailable
Part no. 6944844
BMW Z4 Series E85 E86 Body Control Unit Module GM5 Star12 DELPHI 6944844
Product currently unavailable
Part no. 6943851
BMW 5 6 Series E60 E61 E63 E64 Control Unit CAS 2 Module 6943851
Product currently unavailable
Part no. 6938360
BMW 7 Series E65 E66 E67 Telephone Navigation Adapter 6938360
Product currently unavailable
Part no. 7809955-1
BMW E60 E90 E91 E92 LCI 335D 535d M57N2 Engine ECU KIT DDE 7809955 + CAS3 + Key
Product currently unavailable
Part no. 2154179
BMW 1 3 5 Series E60 E87 E90 E91 Cable Adapter iPod Connection 2154179
Product currently unavailable
Part no. 9197163
BMW E88 Cabrio Footwell Light Module Control Unit ECU PL2 FRM II 9197163
Product currently unavailable
Part no. 9187903
CD Player BMW E60 E61 LCI E63 E64 Radio Stereo CHAMP Business Head Unit 9187903
Product currently unavailable
Part no. 6957026
BMW E65 E66 Control unit power ECU module 6957026
Product currently unavailable
Part no. 6934610
BMW Z4 Series E85 Roadster Passenger Side Door Cable Harness Wiring 6934610
Product currently unavailable
Part no. 9205895
BMW E60 E87 E90 Telematics Bluetooth Control Unit Module 9205895
Product currently unavailable
Part no. 9286940
BMW 7 Series F01 LCI ECU Body Control Module Junction Box JBBFEIII V5 9286940
Product currently unavailable
Part no. 9150718
BMW E92 ECU Body Control Module Junction Box L1 PL2 JBBFE 9150718
Product currently unavailable
Part no. 7557809-10
BMW E87 E90 N45 116i 316i Petrol ECU Kit DME 7557809 + CAS 3 + Key Manual
Product currently unavailable
Part no. 6953424-4
BMW Z4 E85 E86 Positive Battery Cable Plus Pole Lead 6953424
Product currently unavailable
Part no. 8379627
BMW 5 Series E39 Left N/S Air Box Pollen Microfilter Service Cover 8379627
Product currently unavailable
Part no. 9226331-1
BMW 3 Series E91 ECU Body Control Module Unit H2 61359226331 9226331
Product currently unavailable
Part no. 6827064
BMW E87 LCI Max Brose Footwell Light Module Control Unit ECU FRM3R PL2 6827064
Product currently unavailable
-15%
Part no. 8473167
BMW F30 F31 F32 LCI 330dX N57N Engine Gearbox Module Wiring Cable Loom 8578498
Product currently unavailable
Part no. 9273187-1
Head Unit BMW E90 E91 Radio CD Player Navigation Sat Nav DAB Unit 9273187
Product currently unavailable
Part no. 6965046-1
CD Player BMW E60 E61 E63 M-ASK M-Audio Radio System Controller 6965046
Product currently unavailable
Part no. 9243212
BMW F10 Light Module Control Unit ECU Lear ZGW-02 Mid Plus 9243212
Product currently unavailable
Part no. 1729004
BMW 3 5 7 Series E34 E36 E38 E39 Relay Control Module Unit White 1729004
Product currently unavailable
Part no. 9292707
BMW X5 E70 Body Control Module Unit Junction Box PL4 JBBFEIII R ECU 9292707
Product currently unavailable
Part no. 7802928
BMW E60 E90 Alternator Generator 150A 335d 525d 530d 535d M57N2 7800308
Product currently unavailable
Part no. 9258173-1
Radio CD BMW E87 E90 E91 LCI Professional Bluetooth Player Control Unit 9258173
Product currently unavailable
Part no. 9230451
BMW 1 Series E87 LCI ECU Footwell Light Module BASIS PL2 FRM3R Lear 9230451
Product currently unavailable
Part no. 8377656
BMW X5 Series E53 Amplifier Trap Circuit 65258377656 8377656
Product currently unavailable
Part no. 9230448
BMW 3 Series E90 LCI Footwell Light Control Module LCM LED Basis 9230448
Product currently unavailable
Part no. 6918780
BMW 7 Series E65 Cable Harness Door Rear Right O/S Wiring Loom 6918780
Product currently unavailable
Part no. 8639583
BMW F20 F21 F30 LCI M140i 340i B58 Wiring Harness Motor Sensorsystem Module
Product currently unavailable
Part no. 8645445-1
BMW F80 M3 F82 M4 S55 431 HP Engine Control Unit ECU DME 8645445 Dual Clutch
Product currently unavailable
Part no. 6982401
BMW 1 3 Series E81 E87 E90 E91 E92 E93 Parking Control Module Unit PDC
Product currently unavailable
Part no. 7306797
BMW F30 F31 F32 Tailgate Smart Opener Control Unit Module 7306797
Product currently unavailable
Part no. 9233010
BMW F10 Champ 2 Radio CD Player Head Unit ECU 9233010
Product currently unavailable
-5%
Part no. 7570299
BMW X3 X5 E53 E83 Four Wheel Drive Transfer Box Control Unit Module 7570299
Product currently unavailable
Part no. 9227184
BMW 1 Series E87 LCI ECU Body Control Module Unit H2 PL2RR JBBFE IIIR 9227184
Product currently unavailable
Part no. 6962296
BMW E81 E87 E88 E89 E90 E91 E92 E93 Radio Business CD 6962296
Product currently unavailable
Part no. 9170721
BMW E90 E91 E92 Professional CCC Navigation System Controller 9170721
Product currently unavailable
Part no. 7521582-2
BMW 3 X3 Z4 Series 2 E46 E83 E85 Engine Electronics Unit Box 7534922
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 .