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. 7446712
BMW F23 Cabrio Convertible Folding Top Roof ECU Control Unit CVM Module 7446712
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Part no. 6983307
BMW E91 ECU Body Control Module H4 Electronic Box PL2 JBBFE 6983307
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Part no. 8581788-1
BMW F45 F46 F55 F60 B37 B47 Engine Starter Motor 8581788
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Part no. 9337200
BMW 4 Series F32 F32N LCI Cable Loom Door Driver's Side Wiring Harness 9337200
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Part no. 7548769-1
BMW 5 Series E60 520i Engine M54 170HP ECU Kit DME 7548769 CAS2 + Key Automatic
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Part no. 9393182
BMW F25 F26 F15 F16 Audio Amplifier Harman Kardon Surround Sound System 9393182
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BMW X5 E70 CAS3 Key Reading Module Unit Control ECU 9278746
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Part no. 7616500
BMW E90 E91 E92 N52 N52N Engine Starter Motor Valeo 7616500
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Part no. 6987999
BMW 3 Series E91 Xenon Footwell Light Module Control Unit ECU PL2 FRMFA 6987999
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Part no. 9203082-1
BMW 5 6 7 E60 E63 E65 Adaptive Light Control Unit Module LM E6X 9153273
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Part no. 6901469-3
Relay BMW E60 E87 E90 F10 F30 4 Pin Tyco Set Black 6901469
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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. 9247386
BMW X3 F25 Body Control Module ECU Junction Box JBBFE III V9 Lear 9247386
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Part no. 6955927
BMW 3 X1 Series E84 E91 E91N LCI Control Unit Sliding Lifting Roof 6955927
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Part no. 9224594-1
BMW E93 Footwell ECU Light Control Unit Module FRM3R PL2 Lear 9224594
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Part no. 6949628
BMW 5 7 Series E60 E65 E66 Sunroof Sliding Roof Window Drive Unit Motor
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Part no. 6883149
BMW F12 F13 X5 F15 Suspension Control Module VDC Control Unit 6883149
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Part no. 7550468-1
BMW 1 3 E81 E87 LCI E90 E91 N43 Alternator Generator 170A Petrol NAPA NAL1250
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Part no. 6935667
BMW Z4 Series E85 Battery Lead Positive Cable Plus Pole 6935667
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Part no. 9302356
Battery Cable BMW F10 F11 X3 F25 Lead Negative IBS Wiring 9302356
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Part no. 9177209-1
Radio Business CD BMW E81 E82 X1 E84 E87 E90 E91 E92 Audio Player 9177209
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Part no. 9292656
BMW F20 F21 F22 F30 F31 F32 F36 Front Electronic Module Control Unit FEM 9292656
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Part no. 7803373-10
BMW E87 E90 E60 120d 320d 520d M47N2 163HP Engine Unit ECU DDE 7803373 Manual
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Part no. 6938310
BMW 5 Series E60 E61 Centre Console DSC PDC Switch Center Cluster 6938310
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Part no. 9852925
BMW G16 G26 Tailgate Lift Boot Lid Control Unit Module Trunk 9852925
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Part no. 7541694
BMW 3 5 7 X3 Series E46 E60 E65 E83 M54 Alternator Generator 7541694 155A BOSCH
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Part no. 9290989
BMW F30 F31 F32 Bluetooth Player Unit Radio Professional CD 9290989
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Part no. 8516259
Engine Wiring BMW F20 F30 LCI 118d 318d B47 Loom Harness Cable 8516259
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Part no. 9263803-2
BMW E90 Max Brose Footwell Light Module Control Unit FRM3R 9263803
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Part no. 7316186
BMW F30 F31 Xenon Adaptive Headlight Control Unit Module Lear TMS 7316186
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Part no. 1138730-1
On Board Monitor BMW X5 E70 X6 E71 Sat Nav System Screen Display 8,8" 1138730
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Part no. 9146651-1
BMW X5 X6 Series E70 E71 Board Monitor Sat Nav System Screen 8,8" 9146651
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Part no. 7552176-2
BMW E87 E90 118i 318i N46 129HP ECU DME 7552176 Manual Transmission
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Part no. 9118469
BMW X5 E70 X6 E71 Front Sport Seat Lumbar Wiring Loom Harness Cable 9118469
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Part no. 8372521
BMW 3 5 Series E39 E46 Airbag Control Unit Module 8372521
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Part no. 7510638
BMW X5 E53 E60 E65 Integrated Relay Power Supply Module 7510638
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Part no. 9156230-1
BMW E60 E61 E63 Professional CCC Navigation System Controller 9156230 DAMAGE
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Part no. 6946947
BMW X5 E53 Basic Body Control Unit Module GM3 6946947
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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. 9152262-1
BMW X5 X6 E70 E71 Front Impact Crash Sensor Module 9152262
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Part no. 6968041
BMW X5 E53 Navigation System Sat Navi TV Video IBUS Module Unit 6968041
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Part no. 8693361-2
BMW F87 LCI M2 370HP N55 Engine Control Module Unit ECU DME 8693361 Automatic
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Part no. 9150889
BMW E81 E87 LCI Front PDC Parking Distance Control Loom Wiring 9150889
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Part no. 7411595
BMW F10 F20 F30 Control Unit For Fuel Pump Module 7411595
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Part no. 7801711-6
BMW E60 E87 E90 120d 320d 520d M47N2 ECU Engine Control Kit DDE 7801711 CAS2 Key
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Part no. 9239226-1
BMW X5 E70 Head Unit CIC DAB Professional Navigation System Controller 9239226
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Part no. 6781406-1
BMW 3 5 6 Series E60 M5 E64 M6 E90 E93 M3 Accelerating Sensor
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Part no. 8513184-2
BMW X3 F25 20dX Diesel N47N 184HP Engine Module ECU Kit DDE 8513184 2 Keys CAS4
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Part no. 3402979
BMW X3 Series E83 2.0d Diesel M47N2 Wire Line Lead For Preheater System 3402979
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Part no. 9287535
CAS3 Module BMW E60 E87 E90 E91 E92 Key Reading Control Unit 9287535
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Part no. 7619333-1
Mini Cooper S R55 R56 LCI N18 1.6 184HP ECU Kit DME 7619333 + CAS3 + Key Manual
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Part no. 6832924
BMW 4 Series F33 F83 M4 Switch Folding Top Sliding Up Down Roof 9366374
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Part no. 9267421-2
BMW E84 ECU Body Control Module Junction Box PL2RR JBBFE IIIR 9267421
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Part no. 6905667
BMW E46 E53 E83 EWS 3 III ECU Immobiliser Ignition Control Unit Module 6905667
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Part no. 8591073-4
BMW F10 F11 LCI 520d B47 190HP Engine ECU Kit DDE 8591073 CAS4 Key Automatic
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Part no. 8581370
BMW 1 Series F40 MINI F56 F57 F60 Control Unit Box 8581370
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Part no. 9343739
Audio Amplifier BMW F20 F21 F22 F23 Top HiFi Harman Kardon Control Unit 9343739
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Part no. 7794952-4
Starter BMW E60 520d M57N2 Diesel Engine Starter Motor 7796892
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Part no. 6986980
BMW Z4 Series E85 Cable Loom Driver's Door Wiring Harness 6986980 6986976
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Part no. 9166782-1
BMW X5 X6 E70 E71 Dashboard Navi Monitor Sat Nav System Screen 8,8" 9166782
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Part no. 7561684-10
BMW E60 530i E90 330i N52 258HP Engine Control Unit ECU DME 7561684 Automatic
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Part no. 6946393
BMW E60 Hands Free Electronics Charging MULF 6946393 84216946393
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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. 6975173
Bluetooth Module BMW E81 E87 E90 MULF Hands free Electronics Charging 6975173
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Part no. E90 Wiring Loom Set PDC Rear-3
BMW 3 Series 3 E90 E90N E91 E91N LCI Wiring Loom Set PDC Rear Set Complete
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Part no. 9154944
BMW E60 LCI Light Control Module Unit Controller Lear LME6X AHL 9154944
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Part no. 1378238-3
BMW E60 E63 E87 E90 E91 Relay Make Contact Orange Bosch 4 Pins Set 1378238
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Part no. 9325653
BMW F20 F21 F22 F30 F32 Front Electronic Module Control Unit FEM 9325653
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Part no. 7533651-8
BMW E60 530i M54 231HP Engine ECU Kit Unit DME 7533651 + CAS2 + Key Automatic
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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. 8512498-8
BMW X1 E84 E90 LCI 20dX 320xd N47 177HP ECU Kit DDE 8512498 CAS3 Key Manual
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Part no. 9178898
BMW 1 3 5 Series E87 LCI E90 E60 Hands Free Bluetooth Module High MULF2 9178898
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Part no. 8570848
Mini Cooper One D F54 F55 F56 F57 Engine Starter Motor Diesel Bosch 8570848
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Part no. 8506666-4
Mini One R56 LCI R60 90HP Diesel N47N Engine ECU Kit DDE 8506666 + CAS3 + Key
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Part no. 9382517
Audio Amplifier BMW F20 F21 F23 LCI I3 I8 Top Hifi Harman Kardon Unit 9382517
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Part no. 6823590
BMW F10 Footwell Light Control Unit Module ECU FRM III 6823590
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Part no. 6966615
BMW 3 X3 X5 Z4 Series E46 E53 E83 E85 E86 Video Module High 6966615
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Part no. 7811151-7
BMW E60 LCI E90 325d 525d M57N2 ECU Engine Control Unit DDE 7811151 Manual
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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. 7521137-2
BMW X3 E83 E46 E60 E61 E65 Alternator Generator 150A 7521137
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Part no. 9224595
BMW E90 LCI Footwell Light Control Module LCM LED Basis 9224595
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Part no. 7567178-4
BMW 3 5 Series E60 E90 E91 N52 325i 525i ECU Kit DME CAS3 Key 7567178 Automatic
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Part no. 6910542-1
BMW E46 X3 E83 Battery Cable Plus Pole Power Positive Wiring 6910542
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Part no. 9197002
BMW X5 Z4 E70 E89 HiFi Stereo Audio Sound System Amplifier 9197002
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Part no. 7811702-2
BMW E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE 7811702 + CAS3 + Key Manual
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Part no. 7579142-17
BMW E87 LCI 116i E90 316i N43 122HP Engine Control Unit ECU DME 7579142 Manual
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Part no. 6870360
BMW F10 F20 F30 VDC Rear M Sport Suspension Control Unit Module 6870360
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Part no. 7540993
Alternator BMW X5 E53 Engine N62 Alternator Generator 14V 100/180A Valeo 7540993
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Part no. 7823422-1
BMW 1 3 Series E81 E87 E90 LCI 118d 318d N47 Diesel ECU Kit DDE CAS3 Key 7823422
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Part no. 9390489
BMW Z4 E89 Footwell Light Module Control Unit ECU FRM3R PL2 Lear 9390489
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Part no. 9226347
BMW E81 E90 LCI Business System Car Infotaiment Computer CIC 9226347
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Part no. 6927260
BMW E60 Seat Control Unit Module Left Right N/O/S Temic 6927260
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Part no. 3417859
BMW X3 E83 2.0d Diesel M47N2 Engine Wiring Loom Harness 3417859
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Part no. 9131782
BMW E91 Touring ECU Body Control Module H4 PL2 61359131782 9131782
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Part no. 8384527
BMW X5 Series E53 Electrical Power Distribution Fuse Box 8384527
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Part no. 7636292
BMW F20 F30 116i 316i N13 136HP Engine ECU Module DME 7636292 Manual
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Part no. 8510221-10
BMW E90 E91 LCI E92 330d Diesel N57 245HP ECU Engine Kit DDE 8510221 CAS3 + Key
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Part no. 9126457
BMW E63 E64 LCI Driver's Seat Occupancy Sensor Mat Control Unit Module 9126457
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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 .