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. 7521137-1
BMW X3 E83 E46 E60 E61 E65 M54 Alternator Generator 150A 7521137
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Part no. 8614302-5
BMW F20 F30 116i 316i N13 136HP Engine ECU KIT DME 8614302 + FEM + 2 Keys
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BMW E82 Footwell Light Module Control Unit ECU BASIS PL2 FRM3R 9251487
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BMW E93 E64 Convertible Rollover Control Controller Module 9179400
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BMW X5 E70 Footwell ECU Light Control Unit Module FRM IIIR Lear 9224617
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BMW 3 X3 Series E46 E83 Engine Electronics Complete Control Unit Box 7534921
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BMW G01 G05 G20 G22 G30 G32 B57P Diesel Engine Starter Motor 8490093
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BMW E60 Seat Control Unit Module Left Right N/O/S Temic 6927260
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Part no. 7807827-1
BMW 1 3 Series E87 E90 LCI 120d 320d N47 Diesel ECU Kit DDE 7807827 CAS3 Key
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Part no. 9259730-1
BMW E81 E82 E84 E87 E89 E90 E91 E92 Radio Business CD 9259730
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Part no. 7595179-7
BMW E87 LCI E90 N43 118i 318i ECU Control Unit Kit DME 7595179 CAS3 + Key
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Part no. 8680374
BMW F45 Alternator Generator 8680374
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Part no. E87 E90 Cable Aux 178cm
BMW 1 3 5 6 7 X1 X3 X5 X6 Series E81 E87 E90 Cable Audio Aux In Socket 178cm
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Part no. 7567178-3
BMW E60 E90 523i 323i Petrol N52 177HP ECU Kit DME 7567178 CAS3 + Key Automatic
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Part no. 7565300-14
BMW E87 E90 E91 120i 320i N46 Engine Control Unit ECU DME 7565300 Manual
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Part no. 7806976-1
BMW X5 E70 3.0d M57N2 235HP Engine Control Unit ECU KIT DDE 7806976 Automatic
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Part no. 8380889
BMW 3 Series E46 Door Wiring Loom Harness Co-Drivers Passengers Side 8383351
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Part no. 6971960
BMW E87 ECU Junction Box Body Control Module Unit H2 PL2 JBBFE 6971960
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Part no. 9390018
Audio Amplifier BMW F20 F21 LCI Mini F55 F56 Top Hifi Harman Kardon Unit 9390018
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Part no. 8586544
BMW F25 F26 35dX N57Z 313HP Diesel Control Unit Module ECU DME 8586536 Automatic
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Part no. 6941589
BMW E60 Light Control Module Unit Lear LM E6X MAN.LWR Lear 6941589
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Part no. 8507136-3
BMW E90 E91 LCI 330d Diesel N57 245HP ECU Engine Kit DDE 8507136 CAS3 + Keys
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Part no. 9197127
BMW X3 E83 Z4 E85 E86 Radio Business CD Player Multimedia Unit 9197127
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Part no. 9246503
Radio BMW E81 E87 E90 E91 E92 LCI CD Professional DAB 9246503
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Part no. 6784961
BMW E81E88 E90 E92 Speed Sensor Yaw Rotary Rate Sensor Adaptive Steering 6784961
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Part no. 9240527
BMW X1 Series E84 ECU Footwell Light Module BASIS PL2 FRM3R Lear 9240527
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Part no. 6969418
BMW 5 Series E60 E61 Centre Console Switch DTC PDC 6969418
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Part no. 7557809
BMW E87 E90 N45 116i 316i 1.6 Petrol Engine ECU DME 7557809 Manual Transmission
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Part no. 9312917
BMW X3 F25 Central Gateway Module Control Unit Lear 9312917
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Part no. 6887754
Airbag Module BMW F20 F21 F30 F31 F32 ECU ICM Plus Control Unit Air Bag 6887754
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Part no. 6976888-1
Head Unit BMW X3 E83 Z4 E85 E86 Radio Business CD Player 6976888
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Part no. 7557290-1
BMW E87 E90 118i 318i N46 129HP ECU KIT DME CAS2 + Key 7557290 Manual
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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. 6932006-1
BMW 5 6 Series 1 E60 E61 E63 E64 Battery Cable Holder Mounting B Base 6932006
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Part no. 6989112
BMW E60 E61 X3 E83 Front PDC Parking Sensor Silver Grey Silbergrau - A08
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Part no. 6853705
BMW X6 E71 ICM Integrated Chassis Management Control Unit Brakes 6853705
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Part no. 6970701-2
Rear Bumper Antenna BMW E93 E93N LCI 2 Aerial Telephone 6970701
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Part no. 6981569
BMW E90 E91 E92 CCC Navi DVD System Controller 6981569
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Part no. 9177784
BMW X5 E70 X6 E71 X6 E72 Map Fuse Box Grouping Diagram Card 9177784
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Part no. 8513814
Engine Wiring BMW F10 F11 520d N47N Loom Cable Harness Injector Module 8513814
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Part no. 9121903
BMW E81 E87 E91 Switch Cluster Steering Column Cruise Control 9121903
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Part no. 6982391
BMW E81 E87 E90 E91 E92 LCi Parking Control Module Unit PDC 6982391
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Part no. 9240528
BMW E92 Footwell Xenon Light Control Module Lear FRM3R PL2 9240528
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Part no. 8571905
BMW F20 F21 F22 F30 N47N Diesel Engine Starter Motor 8571905
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Part no. 9319493
Air Module Unit BMW F10 F11 F30 F31 F25 F12 F13 X3 F25 ECU Control 9319493
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Part no. 9329800-1
BMW X1 E84 Body Control Module M Junction Box PL2RR JBBFE IIIR 9329800
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Part no. 7599881-8
BMW E87 LCI E90 E91 118i 318i Petrol N43 143HP ECU KIT DME 7599881 CAS3 + Key
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Part no. 7605478-1
BMW Z4 F20 F30 E89 Petrol Alternator Generator 170A 7605478
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Part no. 7810000-3
BMW E81 E87 LCI E90 E91 120d 320d Diesel N47 ECU Kit DDE 7810000 CAS3 + Key
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Part no. 8377656
BMW X5 Series E53 Amplifier Trap Circuit 65258377656 8377656
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Part no. 6968836
BMW 1 Series e81 BODY CONTROL MODULE L2 61356968836 6968836
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Part no. 1437967
BMW E46 M43 Engine Wiring Loom Harness Ignition Module Cable 1437967
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Part no. 6947919
BMW E60 E63 E64 Body Control Module ECU 61356947919 6947919
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Part no. 6982395
BMW E81 E87 E90 E91 E92 LCI Parking Control Module Unit PDC 6982395
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Part no. 7640132-1
Alternator BMW F20 LCI Mini F30 F56 F60 Alternator Generator DENSO 150A
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Part no. 7567178-1
BMW 3 5 Series E60 E90 325i 525i N52 218HP DME ECU 7567178 Kit CAS3 Key Manual
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Part no. 7541335-3
BMW Z4 E85 3.0i M54 231HP Engine Control Unit Module ECU DME 7541335 Manual
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Part no. 6938360
BMW 7 Series E65 E66 E67 Telephone Navigation Adapter 6938360
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Part no. 2622589
Telematics Module BMW G11 G20 G30 Bluetooth Telephone Control Unit 2622589
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Part no. 7811151-3
BMW E60 LCI E90 E91 325d 525d M57N2 Engine ECU Kit DDE 7811151 CAS3 Keys Manual
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Part no. 8378107
BMW X5 Series E53 Electrical Power Distribution Fuse Box 8378107
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Part no. 9331211
BMW F20 F21 Radio BMW Professional CD DAB Player Controller F21 F22 F30 9331211
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Part no. 7243562
BMW F20 F30 Sport Seat Front Heating Mat Element F21 F31 F32 7243562
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Part no. 9230404
BMW X1 Series E84 Rear Bumper PDC Cables Wiring Loom Set 9230404
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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. 8371011
BMW X3 Series E83 Cover Positive B Battery Terminal Point Case 8371011
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Part no. 7555361-1
BMW 3 5 Series E60 E61 E90 E91 N52 325i 525i ECU Kit DME CAS2 Key 7555361 Manual
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Part no. 8677631
BMW F30 LCI B48X 330e Hybrid Electric High Voltage Battery 8677631
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Part no. 9160186
BMW 3 Series E92 ECU Body Control Module Junction Box L1 PL2 JBBFE II 9160186
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Part no. 6913389-1
BMW X3 X5 Z4 E53 E83 E85 6-Disc CD Changer Multichanger With Magazine 6913389
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Part no. 8703399
BMW G30 F90 M5 Antenna Aerial Diversity Amplifier Unit 8703399
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Part no. 8578609-1
BMW F20 F21 F30 F31 Diesel Alternator Generator 180A 8578608
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Part no. 9197176
BMW E82 Footwell Light Module LOW PL2 FRM II 61359197176 9197176
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Part no. 6912244
BMW Z4 E85 Rear Bumper Antenna Mounted Aerial Unit FM 6912244
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Part no. 9261604
Rear Bumper PDC BMW F20 F21 F22 Ultrasonic Sensor Tiefseeblau Deep Sea Blue A76
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Part no. 8699955
Engine Control Unit BMW F20 F21 F22 118i 218i B38 136HP ECU DME 8699955 Manual
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Part no. 9138430
BMW X3 Z4 E83 E85 E86 Radio Business CD Player 9138430
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Part no. 2163807
BMW E92 Mid-Range Loudspeaker Midtone Speaker 2163807
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Part no. 7848603-1
Alternator BMW F87 M2 F80 M3 F82 F83 M4 S55 Engine Generator 250A Denso 7848603
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Part no. 9253563
BMW F20 F21 Wire Cable Plug Wiring Diagnostic Socket OBD 9253563
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Part no. 7450992
BMW F20 F21 F30 F31 Fuel Pump Delivery Control Unit Module 7450992
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Part no. 6840519
Negative Lead Battery Cable BMW G11 G30 G31 X3 G01 IBS Wiring Harness 6840519
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Part no. 7561834-14
BMW E87 E90 E91 120i 320i N46 150HP ECU KIT DME 7561834 CAS2 + Key Automatic
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Part no. 9166897
Audio Amplifier HiFi BMW E87 E90 Top Sound System Control Unit 9177752
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Part no. 6968034
BMW 3 Series E90 ECU Body Control Module H1 61356968034 6968034
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Part no. 6809274
BMW i3 I01 High Voltage Energy Storage Unit Wiring Cable Wire 6809274
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Part no. 6947416
BMW 7 Series E65 E66 Sensor Front Right Door Airbag O/S 6947416
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Part no. 6938106
BMW E65 E66 Steering Wheel Electronics Control Unit Module ECU 6938106
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Part no. 9204842
BMW X5 Series E70 Individual Audio System Amplifier Top-hifi Lear PL5 9204842
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Part no. 6983018-1
BMW E90 Radio Professional CD Audio Player Dash Control Unit 6983018
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Part no. 8574351-5
BMW X1 E84 18dX Diesel N47N Engine Unit ECU Kit DDE 8574351 CAS3 Key Automatic
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Part no. 7809196-1
BMW X3 E83 LCI 2.0d N47 Engine ECU Module Kit DDE 7809196 + EWS + Keys Automatic
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Part no. 6994555
Camera Module BMW F10 F20 F12 F87 Reversing Camera Rear View Control 6994555
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Part no. 7789981-1
Engine Alternator BMW E60 E61 E65 E66 Diesel Alternator Generator 170A 7789981
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Part no. 9302159-1
Multimedia Player BMW X1 E84 E87 E90 E91 E92 LCI Radio Professional DAB 9302159
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Part no. 8513414
BMW X3 F25 N47N Diesel Engine Wiring Loom Harness Cable 8513414
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Part no. 8625241-7
BMW F20 F30 116i 316i N13 Engine Control Unit Module ECU DME 8625241 Automatic
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Part no. 8695512-1
BMW F80 M3 F82 F83 M4 431hp Engine Control ECU Kit DME 8695512 + FEM Module Key
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Part no. 8645445-1
BMW F80 M3 F82 M4 S55 431 HP Engine Control Unit ECU DME 8645445 Dual Clutch
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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 .