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. 9218337
BMW Z4 E89 Professional Navigation System Computer CIC 9218337
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Part no. 8587952-7
Mini Cooper D F55 F56 B37 116HP Diesel ECU Engine Unit DDE 8587952 Manual
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BMW X5 F15 Wiring Front Right O/S Door Harness Loom 9365780
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BMW E90 E90N E91 E91N LCI Wiring Loom Set PDC Rear Set Complete
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BMW 3 E36 316i M43 Engine Automatic Gearbox Control Unit EGS 1423079 1423000
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Seat Module BMW F10 F11 Front Left N/S Control Unit SM MF/M - HL 9248565
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BMW 5 6 Series E60 E61 E63 Driver Side Door Airbag Control Unit Module 6945144
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BMW E39 E46 E81 E87 E90 Hands-Free Electronics Charging Module MULF 9133329
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BMW E87 E90 E60 120d 320d 520d M47N2 163HP Engine Unit ECU DDE 7803373 Manual
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BMW E60 E90 N52 325i 525i ECU Kit Control Unit DME 7577968 CAS2 Key Automatic
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BMW F06 Electric Wiring Cable Loom Harness 9269983
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Suspension Module BMW F82 Rear Axle Dynamic Suspension Control Module 6895714
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BMW 3 Series E91 ECU Body Control Module H4 Electronic Box 61359176886 9176886
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BMW 3 Series E87 LCI Footwell Light Module ECU Control Unit LED XE FRM 9204536
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BMW E81 E87 E90 E91 E92 6-disc CD Changer 9133083
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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. 9157156
Body Gateway Module BMW E60 E61 LCI E63 E64 ECU Control Unit 9157156
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BMW X3 E83 Z4 E85 E86 Radio Sat Nav Control Unit CD Player Control Unit 9146714
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BMW E81 NSW ECU Light Module Footwell Module PL2 FRM II 6135 9197159
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BMW 3 Series E90 E92 M3 Throttle Body Position Hall Sensor Unit 7841706 7841704
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BMW 3 5 Series E39 E46 Touring Ultrasonic Roof Alarm Sensor Module ECU 6938049
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BMW F23 REM Rear Electronic Module Fuse Box Control Unit V2 9374507
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BMW Z4 E89 Roadster HiFi Speaker Sound System Amplifier AMP Unit 9118032
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Part no. 6860962
BMW X3 F25 ECU ICM Control Unit Air Module Bag Safety 6860962 0265020494
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Part no. 9247397
Body Control Unit BMW F01 F10 F11 F12 Module ZGW-01 High Central Gateway 9247397
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Part no. 7915643
Blind Spot Sensor BMW F40 G20 G21 G30 G31 Radar Range Module SRR-01 Rear 7915643
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Part no. 6836346
Audio Amplifier BMW F20 F21 LCI Mini F56 Top Hifi Harman Kardon Unit 6836346
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Part no. 6939655
BMW E60 E61 E63 E64 Micro Power Control Module MPM ECU 6939655
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Part no. 8512291-2
BMW 3 Series E90 E91 LCI N47N 320d 184HP ECU KIT DDE CAS 3 Key 8512291 Manual
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Part no. 7803373-6
BMW E60 E87 E90 120d 320d 520d M47N2 Engine Control ECU Kit DDE 7803373 CAS3
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Part no. 9296494-1
BMW F20 F21 F22 F30 F31 F32 Control Unit Airbag Ecu 9296494
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Part no. 9234437
BMW F01 F10 F11 LCI IBS Negative Battery Lead Cable 9234437
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Part no. 9257036
CAS4 Module BMW F01 F10 F11 Key Reading Control Unit 9257036
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Part no. 6913364
BMW E46 Control Unit Module Mirror Memory 6913364
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Part no. 9187903-2
CD Player BMW E60 E61 LCI E63 E64 Radio Stereo CHAMP Business Head Unit 9187903
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Part no. 7556131
Starter BMW F10 F07GT F13 F03 X5 E70 Petrol N63 Starter Motor 1.6 KW 7556131
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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. 7641652
Engine Wiring BMW F10 F31 F32 N20 Loom Module Harness Cable 7641652
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Part no. 2295873
BMW F30 F33 Rear PDC Sensors Wiring Loom Cable 2295873
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Part no. RHD-7807198
BMW 5 SERIES E60 E61 LCI 520d N47 Engine Wiring Loom Harness DDE Manual 7807198
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Part no. 6879834
Control Unit BMW F20 F21 F22 F30 F31 F32 ICM Module ECU 6879834
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Part no. 6903096
BMW E46 Coupe Convertible Door Wiring Passenger Side Cable Harness Loom 6903096
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Part no. 7565300-8
BMW E87 E90 E91 118i 318i N46 129HP Engine ECU Kit DME 7565300 Manual Key CAS 3
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Part no. 7810000-1
BMW E81 E87 LCI E90 E91 120d 320d Diesel N47 ECU Kit DDE 7810000 CAS3 + 2 Keys
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Part no. 8375653
BMW 3 5 Series E39 E46 Positive Battery Terminal Cover Cap Red 8375653
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Part no. 7849446
BMW F15 F85 F16 F86 Steering Wheel Lane Change Control ECU Module Unit 7849446
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Part no. 6971219
BMW 5 Series E60 E61 Positive Battery Cable Plus Pole Lead 61126971219 6971219
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Part no. 6978374
Air Module Unit BMW E60 E61 Sensor Control ECU 6978374
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Part no. 9118729
BMW E60 E61 Body Gateway Module KGM HIGH 9118729
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Part no. 9315094
BMW X3 F25 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9315094
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Part no. 1025-03-1
BMW F32 GPS Navigation Display Screen Android Auto CarPlay 10,25"
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Part no. 7640132-3
BMW F20 LCI F30 Mini F56 F60 Alternator Generator DENSO 180A 7640132
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Part no. 6973036-1
BMW 5 6 X3 X5 Series E53 E60 E61 E63 E83 1 Cigarette Lighter Socket 6973036
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Part no. 9494391
BMW F20 F21 F22 F30 F44 F45 F46 Fuel Pump ECU Module Control Unit 9494391
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Part no. 9313933
BMW F13 Footwell Light Module Control Unit ECU FRM3 9313933
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Part no. 9167201
BMW E60 E61 LCI E63 E64 Body Gateway Module ECU Control Unit 9167201
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Part no. 8735982
BMW G30 G31 F90 M5 G11 Antenna Aerial Diversity Amplifier Unit 8735982
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Part no. 9251524
BMW i3 I01 Holder Audio Amplifier Telephone Bracket Mount Trim 9251524
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Part no. 6939069
BMW X5 E53 X3 E83 Control Unit Xenon Adaptive Headlight Ballast 6939069
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Part no. 9133143
BMW E60 E61 Body Gateway Control Module Unit KGM HIGH Lear 9133143
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Part no. 9384222
Body Module BMW X3 F25 X4 F26 Control Unit Junction Box JBBFE 3 9384222
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Part no. 9263459
BMW E81 E82 E87 E88 E90 E91 E92 E93 Radio Professional CD Player 9263459
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Part no. 1387751
BMW 3 E36 Coupe Saloon Aerial Antenna Amplifier Signal Booster Module 1387751
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Part no. 7501592
BMW E39 X5 E53 3.0i M54 Alternator Generator 90A 14V Valeo 7501592
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Part no. 7550688
BMW E87 E90 N45 116i Engine Control Unit DME 12147550688 7550688
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Part no. 6904905-1
BMW 7 Series 1 E65 E66 Battery Cable Positive Plus Pole 6904905
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Part no. 7811700-4
BMW E81 E87 LCI E90 120d 320d N47 177HP ECU KIT DDE 7811700 CAS3 Keys Automatic
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Part no. 7799856-3
BMW E60 E61 E90 E91 330d 530d M57N2 Engine DDE Control Unit 7799856 Automatic
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Part no. 9281714
BMW F83 Camera Kafas Front Windscreen Camera 9281714
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Part no. 6908529
BMW 3 5 7 X5 Series E38 E39 E46 E53 GPS Navigation System Computer Unit 6908529
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Part no. 9310455
Head Unit BMW F20 F21 F30 Radio Professional CD Player Control Module 9310455
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Part no. 6943854
BMW E60 E61 E63 E64 ECU Control Unit Key Reading Module CAS 2 6943854
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Part no. 6923547
BMW E65 E66 6-fold CD Changer Multichanger Without Magazine 6923547
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Part no. 7412610
BMW F15 F16 F31 F36 Module Control Unit Trunk Lid Rear Tailgate Lift 7384722
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Part no. 9147216
BMW 1 3 5 Series E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9147216
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Part no. 3420851-1
Boardmonitor BMW X3 E83 Central Information Display Screen 6,5" 3420851
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Part no. 9281688-1
On-Board Screen BMW F30 F31 Central Information Display Monitor 8,8" 9281688
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Part no. 7533651-5
BMW E60 525i M54 192HP ECU Engine Control Unit Module DME 7533651 Automatic
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Part no. 6872319
BMW F30 F31 F32 Towing Hitch Trailer Hook Module Control Unit 6872319
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Part no. 6970676
BMW X5 E70 Rear Bumper PDC Cables Wiring Loom Set 6970676
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Part no. 2354693
BMW E39 E46 E60 E65 X3 E83 M54 Petrol Starter Motor 7515392
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Part no. 6809300
BMW F30 F36 G11 Telematics Module Bluetooth Telematik Control Unit ECU 6809300
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BMW F20 F21 F22 F30 F31 Head Unit Basic Media Navigation Headunit 9399427
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Part no. 9126251
BMW X5 E53 Navigation System Video Module Control Unit High 9126251
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BMW X5 E70 Footwell Light Module Control Unit ECU FRM II AHL Lear 9153804
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Part no. 9214977
BMW 5 7 X3 X5 X6 F10 F11 E70 E71 F01 F02 Rain Light Solar Sensor Unit 9123152
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Part no. 6940299
BMW E64 E85 Sensor B Pillar Air Module Unit Left N/S 6940299
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Part no. 6957342
BMW 5 6 Series E60 E63 On-board Navigation Display Monitor Screen 6,5" 6957342
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Part no. 7798179-2
BMW 1 3 Series E87 E90 E91 118d 318d M47N2 Engine ECU KIT DDE 7798179 CAS2 + Key
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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. 7614585
Power Supply Module BMW F20 F21 F30 F31 i3 I01 Integrated Relay 7614585
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Part no. 6952296
BMW 1 3 X1 Z4 Series E81 E87 E88 E89 E90 E91 E92 E93 Radio Business CD 6952296
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Part no. 6831329
Amplifier Bracket BMW X1 F48 F46 Control Unit Module Holder Mount 6831329
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Part no. 6939811
BMW E85 Roadster Cabrio Safety Information Air Module 6939811
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Part no. 7561684-2
BMW 3 5 Series E60 E90 E91 330i 530i N52 Engine ECU Kit DME CAS2 Key 7561684
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Part no. 9251975
BMW F10 Light Control Footwell Module ECU Unit FRM3 9251975
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Part no. 8578946
BMW F20 F30 F32 120d 320d 420d N47N Engine ECU Kit DDE 8578946 FEM Key Manual
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Part no. 9243645
Battery Cable BMW X3 F25 Wire Lead Positive Alternator Starter B+ 9243645
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Part no. 9191568
BMW X5 E70 CCC Navigation System CD Player Sat Nav Head Unit 9191568
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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 .