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. 6933959
BMW Z4 Series E85 Roadster Passenger Side Door Wiring Loom Cable 6933959
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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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BMW 1 Series E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE CAS 3 Key 8510593 Manual
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Reversing Camera Module BMW F10 F20 F30 Rear View Unit 9393953
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BMW X3 Series E83 LCI M47N2 2.0d 150HP ECU Kit DDE + EWS4 + Key 7805349 Manual
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Part no. 9313607
BMW 3 4 Series F30 F31 F32 Front Bumper PDC Wiring Cable Loom Set 9260019
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Part no. 9119707
BMW E81 E87 E90 E91 E92 6-disc CD Changer Without Magazine 9119707
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Part no. 9163148
BMW E60 E61 Door Wiring Loom Harness Co-Drivers Passengers Side 9163145
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Part no. 3417417-1
BMW X3 Series 1 E83 Boardmonitor Central Information Display Screen 6,5" 3417417
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BMW 1 3 Series E81 E87 E90 E91 E92 Radio Professional CD Audio Player 9189200
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Part no. 9173686
BMW X3 Z4 E83 E85 E86 Radio Business CD Player 9173686
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Part no. 3414878
BMW X3 E83 LCI Battery Positive Lead Red Cable Plus Pole Wire 3414878
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Part no. 9270500
BMW X3 E83 PDC Parking Ultrasonic Sensor Angled Schwarz
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Part no. 130002614
BMW 5 X5 7 SERIES E60 E60N E61 E65 E66 E67 E70 Drive Longitudinal Seat Adjust
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Part no. 130002614-1
BMW X5 E60 E61 E65 E70 Longitudinal Seat Adjusment Drive Motor
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Part no. 7550688-4
BMW E87 E90 116i 316i N45 1.6 116HP Petrol ECU KIT DME CAS2 Key 7550688
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Part no. 6915999
BMW 7 Series E65 E66 Rear Seat Wiring Cable Electrical System 6915999
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Part no. 6913246
BMW 7 Series E65 E66 Rear Seat Wiring Cable Electrical System 6913246
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Part no. 7583225-16
BMW 1 3 Series E81 E87 E90 E91 120i 320i N43 ECU Kit DME CAS3 Key 7583225 Manual
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Part no. 7007017
BMW 7 Series E65 E66 E67 Rear Seat Headrest Adjustment Actuator Drive 7007017
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Part no. 7823422
ECU Engine Control BMW E81 E87 E90 LCI 118d 318d N47 Diesel DDE 7823422 Manual
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Part no. 6822626
Display Screen BMW F30 F31 F32 F33 Central Information 8,8" 6822626
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Part no. 7524118
BMW Z4 E85 M54 Roadster Wiring Loom Harness Engine Ignition Module
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Part no. 7524115
BMW Z4 E85 Petrol M54 Wiring Loom Harness Engine Automatic Gerabox
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Part no. 7537281
BMW Z4 Series E85 M54 Wiring Loom Harness Engine Ignition Module 7537281
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Part no. 7519618
BMW E46 E85 M54 Petrol Alternator Generator Bosch 120A 7519618
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Part no. 6968037
BMW 1 Series E87 ECU Body Control Module Unit H2 PL2 JBBFE 61356968037 6968037
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Part no. 6965263
BMW 1 3 Series E82 E90 E92 Switch Cluster Cruise Control Stalk Unit 6965263
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Part no. 6934607
BMW Z4 Series E85 Roadster Driver Side Door Cable Harness Wiring 6934607
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Part no. 6924389
BMW Z4 Series E85 E86 Battery Positive Cable Fuse Box B Base 6924389
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Part no. 6928572
BMW Z4 Series E85 Roadster Cabrio Sensor B-pillar Airbag Right O/S 6928572
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Part no. 9340339-1
BMW 3 Series E87 Max Brose Footwell Light Module Control Unit ECU 9340339
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Part no. 6968036
BMW 1 Series E87 ECU Body Control Module Unit H2 PL2 JBBFE 6968036
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Part no. 6920758
BMW 3 5 7 X5 Series E38 E39 E46 E53 GPS Navigation System Computer Unit 6920758
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Part no. 6959355
BMW 5 6 Series E60 E61 E63 E64 Wiring Steering Wheel Electronic
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Part no. 8380255
BMW X5 Series E53 Control Element Light Switch 8380255
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Part no. 7577968-1
BMW 3 5 Series E60 E90 E91 N52 325i 525i ECU Kit DME CAS2 Key 7577968 Manual
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Part no. 7796571-2
BMW X3 Series E83 2.0d 150HP Engine ECU Kit DDE EWS3 Key 7796571 Manual
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Part no. 9146329
BMW 5 7 Series E60 E61 E65 Front Passenger Seat Angle Adjustment Drive 9146329
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Part no. 7075948-1
BMW 5 7 Series 1 E60 E61 E65 E66 Front Driver Seat Angle Adjustment Drive 70759
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Part no. 9229872
BMW 1 Series E82 ECU Body Control Module Junction Box L1 PL2RR JBBFE 9229872
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Part no. 6935667
BMW Z4 Series E85 Battery Lead Positive Cable Plus Pole 6935667
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Part no. 7067801
BMW 3 6 Series E46 E64 Front Seat Module Control Unit Memory 7067801
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Part no. 6927271
BMW 5 Series E60 Front Seat Module Control Unit 6927271
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Part no. 6912244
BMW Z4 E85 Rear Bumper Antenna Mounted Aerial Unit FM 6912244
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Part no. 6936801
BMW Z4 E85 Roadster Cabrio Convertible Folding Top Roof Module
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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. 7514342
BMW E34 Z4 E85 Base B Terminal Point Engine Compartment 7514342
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Part no. 6939811
BMW E85 Roadster Cabrio Safety Information Air Module 6939811
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Part no. 6940300
BMW E64 E85 Sensor B Pillar Air Module Right O/S 6940300
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Part no. 0-390-201-999
BMW 5 Series E60 E61 Front Seat Backrest Adjustment Bosh 0 390 201 999
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Part no. 9259730
BMW E81 E82 E84 E87 E89 E90 E91 E92 Radio Business CD 9259730
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Part no. 7621178-2
BMW 1 Series E81 E87 LCI N43 118i 143HP ECU Kit DME 7621178 CAS3 Key Automatic
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Part no. 7583225-5
BMW E81 E87 E90 120i 320i Engine N43 ECU Kit DME 7583225 + CAS3 Key Automatic
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Part no. 7559178-4
BMW E60 E90 E91 330i 530i Engine N52 ECU Kit DME 7559178 CAS2 + 2 Keys Manual
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Part no. 7075943-1
BMW X5 E60 E61 E65 E70 Front Left N/S Seat Height Adjustment Drive
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Part no. 7803373-3
BMW E60 E87 E90 120d 320d 520d M47N2 Engine Control ECU Kit DDE 7803373 CAS3
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Part no. 3413934
BMW X3 Series E83 Rear Bumper Wiring Loom PDC Harness Towing Hitch Hook
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Part no. 9137775
BMW E60 Light Control Module Unit Lear LM II E6X LWR LCM 9137775
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Part no. 9116264
BMW E60 E61 E63 E64 PDC Parking Control Module Unit ECU 9116264
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Part no. 8509035-1
BMW E60 LCI 530d X5 E70 3.0d M57N2 235HP Engine ECU KIT DDE 8509035 CAS3 + Key
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Part no. 7835216
BMW 5 Series E60 Saloon M5 S85 Battery Cable Plus Pole Positive Battery 7835216
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Part no. 7809000-3
BMW E60 E87 LCI E90 120d 320d 520d N47 ECU Kit Control Unit DDE 7809000 CAS3 Key
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Part no. E82 Wiring Loom Set PDC rear -1
BMW 1 Series E82 Wiring Loom Set Rear Complete Harness PDC Parking Sensor
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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. 7809941-1
BMW 3 5 Series E60 LCI E90 M57N2 325d 525d 197HP ECU Kit DME CAS3 Key 7809941
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Part no. 9168833
BMW E60 E60N E63 E63N Body Control Module ECU Control Unit 9168833
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Part no. 6945144
BMW 5 6 Series E60 E61 E63 Driver Side Door Airbag Control Unit Module 6945144
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Part no. 9176877-1
BMW 1 Series E82 ECU Body Control Module Junction Box L1 PL2 JBBFE II 9176877
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Part no. 9175652
BMW 1 Series E82 Footwell Light Module Control Unit ECU NSW PL2 FRM II 9175652
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Part no. 6982401
BMW 1 3 Series E81 E87 E90 E91 E92 E93 Parking Control Module Unit PDC
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Part no. 9133083-1
BMW E81 E87 E90 E91 E92 6-disc CD Changer 9133083
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Part no. 6929916
BMW E63 E64 Rear Bumper PDC Cables Set Wiring Loom Harness 6929916
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Part no. 9147196
BMW E81 E87 E90 E91 E92 CAS 3 Key Reading Module Control Unit ECU 9147196
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Part no. 6952328
On Board Navigation BMW E60 E63 Display Monitor Screen 8,8" 6952328
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Part no. 6976466
BMW E64 Air Module ECU Control Unit Centre Vehicle Sensor 6976466
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Part no. 6962888
Air Module Sensor BMW Z4 E64 E85 B Pillar Right O/S 6962888
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Part no. 8366646
BMW 3 5 6 Series E60 E63 R50 R52 Relay Make Contact Orange 8366646
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Part no. 7799856-1
BMW 3 5 Series E60 E61 E90 330D 530d M57N2 Engine ECU KIT DDE CAS +Key 7799856
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Part no. 6977759-1
BMW 1 3 Series E81 E87 E90 E91 E92 6-disc CD Changer Without Magazine 6977759
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Part no. 6759023
BMW 3 5 7 X5 Series E38 E39 E46 E53 RDC Tyre Pressure Monitor Module 6759023
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Part no. 9225185
BMW 1 3 Series E81 E87 E93 Antenna Phone With Cradle Mount 9225185
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Part no. E93 Wiring Loom Set PDC Rear
BMW 3 Series E93 Convertible Cabrio Wiring Loom Set PDC Rear Bumper Set
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Part no. 9166279
BMW E81 E87 Boardmonitor Central Information Display Screen Control Unit 9166279
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Part no. 9159808-1
BMW E93 Xenon Footwell Light Module Control Unit ECU PL2 FRM II 9159808
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Part no. 6947797
BMW 1 3 Series E81 E87 E90 E91 E92 Parking Control Module Unit PDC 6947797
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Part no. 9123087
BMW E60 E61 CCC CD Professional Navigation System Controller 6949171
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Part no. 6969011
BMW E60 E63 E64 Body Control Module ECU Control Unit 6969011
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Part no. 6962720
BMW 7 Series E65 Light Control Module Unit Lear LM E6X DYN. LWR (LCM) 6962720
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Part no. 6929763
BMW 6 Series E63 E64 Amplifier Compensator Holder Catch Bracket 6929763
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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. 6752866
Accelerating Sensor BMW E60 E61 E63 E64 E65 E70 Control Unit Module 6752866
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Part no. 6970892
BMW 7 Series E65 E66 Sensor B-pillar Right Airbag O/S 6970892
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Part no. 9195223
BMW 7 Series E65 E66 DVD Navigation System Computer Unit EXCH 9122860
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Part no. 7230669
Trunk Lid Module BMW X5 E70 X6 E71 Control Unit Rear Tailgate Lift 7230669
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Part no. 7575875-3
BMW E90 E91 E92 335i 306HP Engine N54 ECU Kit DME 7575875 + CAS3 + Key Automatic
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Part no. 7545042
BMW 1 3 Series E87 E90 E91 N46 118i 318i 120i 320i ECU DME Control Unit 7545042
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Part no. 6974916
BMW 1 3 Series E87 E90 CCC CD Professional Navigation System Controller 6974916
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Part no. 9149025
BMW 1 3 Series E81 E87 E90 PDC Parking Ultrasonic Sensor Atlntikblau 9149025
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 .