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. 7798422
BMW E60 E61 525d M57N 177HP Engine Control Unit ECU DDE 7798422 Automatic
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Part no. 7638193
BMW F20 F21 F30 F31 N13 114i 116i 118i 316i Petrol Engine Starter Motor 7638193
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Part no. 7614896
Ignition Harness BMW F10 F12 F07 GT Petrol N63 Engine Ignition Wiring 7614896
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Part no. 7555176
BMW F10 Control Unit Box F07 F11 Engine Ventilation Housing Box 7555176
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Part no. 6974021
BMW X1 E81 E87 E88 E90 E91 Parking Control Module Unit PDC 6974021
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Part no. 8482313
BMW G30 Engine Wiring Loom Harness Ignition Module 8482313
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Part no. 7810001-2
BMW E81 E87 LCI E90 118d 318d N47 143HP Diesel ECU KIT DDE 7810001 CAS3 + Key
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Part no. 9166666
BMW X5 E70 Footwell Light Module Control Unit ECU FRM II AHL Lear 9166666
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Part no. 7405634
BMW G20 Trunk Boot Lid Tailgate Pushbutton Lock System Trim Cover Panel 7405634
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Part no. 9263797-1
BMW X1 E84 Footwell Light Module Control Unit ECU PL2 FRM3R 9263797
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Part no. 9133177
BMW X3 E83 Z4 E85 DVD Player GPS Navi Head System Computer Unit 9133177
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Part no. 8625241-4
BMW F20 F30 116i 316i N13 136HP Engine ECU KIT DME 8625241 + FEM + Key Automatic
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Part no. 6973036
BMW 5 6 X3 X5 Series E53 E60 E61 E63 E83 Cigarette Lighter Socket 6973036
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Part no. 7522057
BMW E65 E66 730i M54 Diesel Battery Cable Starter-Base B+ 7522057
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Part no. 6925965-2
BMW X3 E83 LCi Rear Door Window Lifter Left N/S 6925965
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Part no. 7805349
BMW X3 E83 LCI M47N2 2.0d 150HP ECU Kit DDE 7805349 Manual Transmission
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Part no. 9242072
BMW X6 E71 Door Wiring Harness Loom Cables Driver's Side 9242072
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Part no. 9147226
BMW E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9147226
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Part no. 7797661-1
Alternator BMW E53 E83 M57N2 Generator Diesel Engine Power 150A 7797661
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Part no. 7115654
BMW E60 E61 Rear PDC Parking Sensor Mysticblau Mystic Blau Blue 7115654
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Part no. 7812500-5
BMW E60 E61 LCI 520d N47 Diesel Engine Control Unit ECU DDE 7812500 Manual
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Part no. 3414876
BMW X3 Series E83 2.5i 3.0i M54 Battery Positive Power Cable Terminal 3414876
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Part no. 7552176-10
BMW E87 E90 120i 320i N46 150HP ECU Kit DME 7552176 CAS2 + Key Manual
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Part no. 8679840
BMW F80 M3 F82 F83 M4 431HP Engine Unit Module ECU DME 8679840 Dual Clutch
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Part no. 6983018
BMW E90 Radio Professional CD Player 6983018 65126983018
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Part no. 8512498
BMW E84 20dX N47 177HP ECU Control Unit Kit DDE 8512498 Automatic Transmission
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Part no. 9164379
BMW E82 Amplifier Hifi Audio Speaker System 9164379
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Part no. 9173686
BMW X3 Z4 E83 E85 E86 Radio Business CD Player 9173686
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Part no. 8510593
BMW 1 Series E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE CAS 3 Key 8510593 Manual
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Part no. 9153779-1
BMW E90 Light Module Xenon Footwell Control Unit Module ECU PL2 FRM II 9153779
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Part no. 8570673-2
Alternator Generator BMW F07 F10 F11 FN57N N57Z Diesel Engine Valeo 8570673
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Part no. 8582279-7
BMW F30 F32 320d Engine Module Control Unit ECU DDE ed 420d N47N 163HP 8582279
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Part no. 9147052
BMW E93 E93N LCI Control Unit Module Passive Go 9147052
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Part no. 9323554
BMW 1 3 Series F20 F21 F30 Operating Unit Audio FBM Control Unit Panel 9323554
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Part no. 6958127
BMW E93 Convertible Hall Sensor Trunk Boot Control Unit Module 6958127
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Part no. 6938211
BMW 3 Series E90 E91 M3 Wiring Loom Front Door Right Driver's Side 6938211
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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. 8494843
Headlight Module BMW F83 M4 F33 LCi FLE2 Front Lights Right Left N/O/S 8494843
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Part no. 9284974
BMW F10 F11 On-board Central Information Display Screen Monitor 10,25" 9284974
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Part no. 8510221-5
BMW E90 E91 LCI 330d Diesel N57 245HP ECU Engine Kit DDE 8510221 CAS3 + Key
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Part no. 9227178-1
BMW 3 Series E92 ECU Body Control Module Junction Box L1 PL2RR JBBFE 9227178
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Part no. 9239323
BMW E81 E90 LCI Business System Car Infotaiment Computer CIC 9239323
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Part no. 1432978
BMW E39 Alternator Generator 14V 50/90A 1432978
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Part no. 7259883
Stop Lamp Cover BMW F30 F80 M3 Rear Third Stop Brake Lamp Trim 7259883
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Part no. 6924555
BMW 7 Series E65 E66 Driver's Seat Airbag Sensor Control Unit Module
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Part no. 9221135
BMW Z4 E89 Roadster Cabrio Convertible Top Module CTM 09221135 9221135
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Part no. 6985501
BMW 3 Z4 Series E46 E89 Mini R50 R52 Parking Control Module Unit PDC 6985501
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Part no. 6942908
BMW 3 X3 Series E46 E83 Navigation Computer GPS System DVD Player Unit 6942908
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Part no. 6792626
BMW Z4 E89 EMF Module Parking Rear Brake Unit Electric Control 6792626
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Part no. 9291450
BMW F10 Central Gateway Module ECU Control Unit LEAR ZGW-02 4SK 9291450
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Part no. 6920759
GPS Navigation Unit BMW E38 E39 E46 X5 E53 System Computer 6920759
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Part no. 6922720
BMW X5 E38 E39 E46 E53 GPS Navigation System Computer Unit 6922720
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Part no. 7550469-3
BMW E60 E61 E81 E87 LCI E90 E91 E92 E93 Alternator Petrol 180A 7550469
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Part no. 9131776
BMW 3 Series E90 ECU Body Control Module H1 PL2 JBBFE Junction Box 9131776
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Part no. 2687921-SBG
BMW 5 Series E60 PDC Ultrasonic Parking Sensor Silbergrau Silver Grey A08
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Part no. 7207150
BMW F10 F11 Plug Bumper Front Trim Dummy Plug Right O/S Panel 7207150
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Part no. 9227186
BMW Z4 Series E89 ECU Body Control Module H3 Junction Box 61359227186 9227186
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Part no. 3421565
BMW X3 Series E83 2.0i Petrol N46 Engine Wiring Loom Harness Manual 3421565
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Part no. 9198826
BMW 1 3 Series E81 E87 E90 LCI Professional Navigation System Car Computer CIC
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Part no. 9340997
BMW F21 Door Wiring Front Passenger Door Loom Cables Harness F22 9340997
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Part no. 9187108-2
Autoradio CD Player BMW E81 E82 E87 E88 E90 E91 E92 Radio Professional 9187108
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Part no. 9336380
BMW F10 F11 Rear Bumper PDC Wiring Loom Cable Harness F01 F12 9336380
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Part no. 9350995-1
BMW F10 F20 F30 Rear View Camera Wiring Loom Cable 9350995
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Part no. 6962887
Air Module Sensor BMW Z4 E85 E64 B-Pillar Left N/S Crash Module ECU 6962887
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Part no. 8662411-5
BMW F22 F23 F30 F31 LCI 218i 318i B38 136HP Engine ECU DME 8662411 Manual
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Part no. 7809001-2
BMW 1 3 Series E81 E87N E90 E91 N47 Diesel ECU DDE Engine Control Unit 7809001
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Part no. 6947796
BMW 1 3 X1 SERIES E81 E87 E88 E90 E91 Parking Control Module Unit PDC 6947796
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Part no. 7788327
Preheating Control BMW E46 E60 X3 E83 E90 E91 Glow Plug Unit Diesel
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Part no. 9357988
Head Unit BMW F30 F31 F32 Radio Professional CD Player Control Module 9357988
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Part no. 9495909
Airbag Module BMW F45 X1 F48 Mini F54 F55 F56 Air Bag Control Unit ECU 9495909
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Part no. 9350332
Head Unit BMW F30 F31 F32 X3 F25 Navigation Sat Nav Basic Media Player 9350332
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Part no. 6936653
BMW 1 3 Series E81 E82 E84 E87 E88 E90 E91 E92 Power Distribution Box 6936653
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Part no. 8517616
Earth Ground Cable BMW F10 N47N Diesel Battery Cable Engine Wiring 8517616
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Part no. 9159034
BMW 1 Series E87 LCI CCC CD Professional Navigation System Controller 9159034
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Part no. 9253484
BMW 3 Series E90 LCI ECU Body Control Module H3 Junction Box 61359253484 9253484
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Part no. 6903094
BMW E46 Coupe Convertible Front Door Cable Harness Driver's Side Wiring 6903094
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Part no. 8578944-1
BMW F20 120d F30 320d 184HP N47N Engine ECU Kit DDE 8578944 FEM Key Automatic
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Part no. 7579142
BMW E87 LCI E90 118i 318i N43 Petrol ECU Engine Control Unit DME 7579142 Manual
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Part no. 8059269
BMW 3 Series F80 M3 M Sport Rear Boot Lid Tailgate Spoiler Black Sapphire
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Part no. 6989068
BMW 5 X5 Series E53 E60 E61 PDC Parking Ultrasonic Sensor Rear Black 6989068
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Part no. 0986021230
BMW 3 Series E90 E91 E92 E93 Engine Starter Motor 0 986 021 230
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Part no. 9225099
Battery Cable BMW X3 F25 Red Positive Plus Pole Blow Off 9225099
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Part no. 6927313
Seat Module BMW E60 E61 E65 E66 Front Control Unit ECU 6927313
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Part no. 8507915
Engine Wiring BMW F20 F30 N47S1 EU5 Loom Module Harness Cable 8507915
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Part no. 9257008
BMW F01 F10 F12 Sat Nav Infotainment Radio Player Head Unit CIC 9257008
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Part no. 9170453-1
BMW X5 E70 Footwell ECU Light Control Unit Module Xenon FRM II Lear 9170453
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Part no. 7811700-11
BMW E60 LCI E87 E90 120d 320d 520d N47 177HP ECU KIT DDE 7811700 CAS3 Key Manual
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Part no. 8571905-1
BMW 1 2 3 Series F20 F21 F22 F30 N47N Diesel Engine Starter Motor 8571905
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Part no. 6913155
BMW 7 Series E65 E66 Rear Left Door Module Wiring Loom Harness N/S 6913155
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Part no. 6974020
BMW 1 3 Series E81 E87 E90 E91 E92 E93 Parking Control Module Unit PDC 6974020
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Part no. 6969281
BMW 1 3 X1 Series E81 E84 E87 E90 E91 Parking Control Module Unit PDC 6969281
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Part no. 3420786
BMW X3 E83 Light ECU Control Module Unit Lear LM MAN.LWR 3420786
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Part no. 7606628
BMW F10 M5 F06 F12 F13 M6 S63N Engine Alternator Generator 14V 210A 7606628
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Part no. 6936103
BMW 5 Series E60 Light Control Module Unit Lear LME6X MAN. LWR (LCM) 6936103
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Part no. 9112463
BMW Z4 E46 E89 Mini R50 R52 Parking Control Module Unit PDC 9112463
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Part no. 8379056
BMW 3 Series E36 Cable Harness Door Rear Right O/S Wiring Loom 8379056
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Part no. 7834495
BMW E60 E61N LCI E63 E64 M5 M6 S85 Idle Control Device Unit 7834495
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Part no. 9149025
BMW 1 3 Series E81 E87 E90 PDC Parking Ultrasonic Sensor Atlntikblau 9149025
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Part no. 6960223
Airbag Module BMW E65 E66 Sensor Driver's Side Air Bag Control Unit 6960223
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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 .