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. 9145102-1
Dashboard Screen BMW E60 E90 Dash Onboard Monitor Display 8.8" CCC 9145102
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Part no. 7542529-1
BMW E87 E90 E91 E60 E61 E63 N52 Alternator Generator 155A 7542529
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Part no. 9361150
Wiring BMW X5 F15 M Sport Rear Park Assist PDC Wiring Harness Loom 9361150
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Part no. 9273628
BMW F11 Touring Light Control Footwell Module Unit ECU FRM III 9273628
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AdBlue Module BMW G20 G21 G30 G31 X3 G01 Control Unit ECU SCR 9423397
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Part no. 9129433
BMW 5 6 Series E60 E61 E63 E64 LCI CD Changer Cartridge Magazine 9129433
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Part no. 9205480
BMW 1 Series E82 E88 Positive Battery Lead Cable Wiring 9205480
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Part no. 5A11E72
BMW G20 Axle Differential Module Control Unit ECU 5A11E72
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Part no. 9226711-1
MULF2 Module BMW E60 E87 E90 E91 Hands-Free Electronics Charging Unit 9226711
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Part no. 9282022
BMW Z4 E89 Central Information Display Dash Screen Navigation Monitor 9282022
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Part no. 2448971
BMW F13 M6 NBT EVO HU Multimedia MMI Sat Nav Display CD Player Head Unit 2448971
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Part no. 6928366
PDC Wiring BMW E60 E61 Rear Bumper Loom Cables Set 6928366
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Part no. 2240952
BMW E60 E61 MINI R50 Rear Bumper PDC Ultrasonic Sensor Hyper Blue
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Part no. 7543083-3
Alternator BMW E60 E61 E87 E90 E91 N52 Generator 155A Bosch LRA02970
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Part no. 9214925-1
BMW E60 E61 CIC Professional Navigation System Controller Head Unit 9214925
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Part no. 9338910
Mini Cooper F56 Wiring Driver's Loom Front Right O/S Door Cables 9338910
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Part no. 7799854-1
BMW 1 3 Series E87 E90 M47N2 118d 318d 122HP ECU KIT DDE + CAS2 + Key 7799854
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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. 7850609
BMW F80 M3 F82 M4 LCI Cable Wheel Acceleration Sensor 7850609
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Part no. 1387614
BMW 3 Z3 Series E36 Electrical Fuse Relay Box Storage Trim 1387614
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Part no. 9133625
BMW E93 Convertible Rear Bumper PDC Cables Wiring Loom Set 9133625
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Part no. 6923970
BMW X5 Series E53 Rear Third Stoplamp Stop Lamp Brake Light White 6923970
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Part no. 9273187-1
Head Unit BMW E90 E91 Radio CD Player Navigation Sat Nav DAB Unit 9273187
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Part no. 9308373
BMW X6 E71 Footwell Light Control Unit Module FRM3R LEAR 9308373
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Part no. 6927310
BMW E60 Seat Control Unit Module Left Right N/O/S Temic 6927270
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Part no. 6991582
BMW 1 3 Series F20 F21 F30 F31 LCI Navigation Sat Nav Head Unit High 6819420
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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. 5A4CE55
BMW G20 Radio Audio Amplifier Remote Receiver Control Module Unit 5A4CE55
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Part no. 6927275
BMW E60 E61 E65 E66 Seat Control Module Ecu Sensor 6927275
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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. 9313614
BMW F30 F31 F80 M3 Driver's Side Door Wiring Loom Cable 9313614
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Part no. 9131151
BMW E65 E66 E67 Diversity Antenna Tuner Amplifier 9131151
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Part no. 8626086
Alternator Motor BMW F20 F21 LCI B37 Diesel Engine Alternator 180A 8626086
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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. 8586540-4
BMW X5 F15 X6 F16 30dX N57N 258HP Engine ECU Kit DDE 8586540 BDC Key Automatic
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Part no. 7806987-5
BMW E60 LCI E90 E91 325d 525d Engine M57N2 197HP ECU Kit DDE 7806987 CAS3 + Key
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Part no. 9222861-1
BMW E87 E90 LCI CIC Sat Nav Screen Navigation Professional 9222861
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Part no. 6957114
BMW 3 Series E92 Front Right O/S Driver Side Door Wire Wiring Loom 6957111
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Part no. 9119496
BMW E91 ECU Body Control Module H4 Electronic Box PL2 JBBFE 9119496
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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. 6977724
BMW 3 Series E90 Xenon Footwell Light Module Control Unit ECU PL2 FRMFA 6977724
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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. 9264976
BMW X5 E70 Seat Control Unit Module Front Left ECU 9264976
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Part no. 8379279
BMW E38 Radio Business RDS Cassette Audio Player Head Unit 8379279
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Part no. 9267421-1
BMW E87 LCI Body Control Module Junction Box ECU PL2RR JBBFE IIIR 9267421
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Part no. 8588898
BMW 1 5 7 Series F20 F21 LCI G11 G30 G31 Diesel Starter Motor Engine 8588898
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Part no. 8581788
BMW F45 X1 F48 Mini Cooper F55 F56 F60 Diesel Engine Starter Motor 8581788
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Part no. 9867503-1
Navigation Head Unit BMW F20 F21 F30 F31 LCI F32 Radio CD Player High 2 9867503
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Part no. 6926359
Front Seat Module BMW E87 E90 E91 E92 Control Unit ECU 6926359
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Part no. 9299268-1
BMW F20 F21 F30 F31 F32 Radio Stereo Professional CD DAB Head Unit 9299268
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Part no. 6809053
BMW F20 F22 F30 Rear Electronic Module REM Fuse Box Control Unit V5 ECU 6809053
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Part no. 6957109
BMW 3 Series E92 Front Right O/S Driver Side Door Wire Wiring Loom 6957109
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Part no. 6886187
Airbag Module BMW F20 F21 F30 F31 F32 ECU ICM Plus Control Unit Air Bag 6886187
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Part no. 6942556
BMW E87 E90 Seat Wiring Front Sport Seat Lumbar Loom Harness Cable 6942556
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Part no. 9318750-1
Navigation Module BMW F10 F20 F22 F30 F32 Sat Nav DAB Head Unit High 9318750
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Part no. 9289007
BMW 5 F10 F11 On-board Central Information Display Screen Monitor 6,5" 9289007
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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. 7552815
BMW Z4 E89 23i 30i N52N Alternator Denso 170A 7552815
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Part no. 9117831
Negative Battery Lead BMW F45 F46 X1 F48 IBS Minus Pole Cable 9117831
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Part no. 8627124
BMW X1 F48 Mini F55 F56 B37 B47 Engine Alternator Generator Denso 150A 8627124
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Part no. 6956939
BMW E60 E61 E63 E64 6-disc Compact CD Changer with Magazine 6956939
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Part no. 9289118
BMW E81 E87 E90 E91 E92 LCI Radio CD Professional DAB Unit 9289118
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Part no. 7629130-1
BMW E90 E91 E92 LCI 335i N55 306HP Engine ECU DME Kit CAS3 + Key 7629130 Manual
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Part no. 9364201
BMW G30 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9364201
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Part no. 9210510
BMW E81 E82 E87 LCI E88 E89 E90 E91 Radio Business CD 9210510
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Part no. 7540992-1
Alternator Generator BMW X5 E53 E60 E61 E63 E65 N62 Petrol Engine 180A C543294A
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Part no. 9117563
BMW E87 E90 E91 Professional CCC Navigation System Controller 9117563
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Part no. 6957026
BMW E65 E66 Control unit power ECU module 6957026
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Part no. 6989210
BMW 5 Series E60 E61 LCI Rear Bumper PDC Ultrasonic Sensor Interlagos Blau Blue
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Part no. 6911908
On Board Monitor BMW X5 E70 X6 E71 Sat Nav System Screen Display 8,8" 6911908
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Part no. 7540686
BMW F20 M135i F30 335i N55 326HP Engine Control Unit ECU DME 7540686 Automatic
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Part no. 3427749
BMW X3 Series E83 Cable Loom Door Passenger Side Wiring Harness 3412570
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Part no. 9176686-1
BMW 3 X3 X5 E46 E53 E83 Mini R50 DVD GPS Navigation System Computer Unit DAMAGE
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Part no. 7515390
BMW X3 Z4 E39 E46 E60 E65 E83 E85 Petrol M54 Starter Motor 7515390
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Part no. 7068054-1
BMW 5 7 Series E60 E61 E65 E66 Front Seat Transmission Bracket Arm 7068054
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Part no. 9264978
BMW Z4 E89 Roadster Cabrio Convertible Top Module CTM 09264978
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Part no. 8571039
Engine Wiring BMW F20 F21 LCI B37 Injector Loom Harness Cable Module 8571039
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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. 6963026
Body Control Unit BMW E46 E83 Basic Module GM5 Star12 6963026
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Part no. 7565300-10
BMW E87 E90 118i 318i N46 129HP ECU Kit DME 7565300 + CAS3 + Key Automatic
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Part no. 8733501
BMW F20 F21 F31 F32 F87 Body Control Comfort Module Unit BCM 8733501
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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. 8506199
BMW E60 E61 LCI 520d Diesel N47 177HP Engine ECU DDE 8506199 Control Unit
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Part no. 9282119
BMW F10 CAS 4 Car Access System Control Module Unit ECU CAS4 CG+ELV 9282119
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Part no. 7852630
Differential Lock Module BMW F10 M5 F80 M3 Rear Axle Control Unit ECU 7852630
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Part no. 7794650
BMW E60 E61 525d Diesel M57N 177HP Engine Control ECU Kit Module DDE 7794650
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Part no. 6911838
BMW 5 X3 X5 Series E53 E60 E61 E83 PDC Parking Sensor Ultrasonic Schwarz Black
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Part no. 9186477
BMW F07 F12 F13 LCI Camera System Unit Module Bracket Holder Mount 9186477
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Part no. 7429125
Headlight Module BMW F36 Headlamp Control Unit FLE2 MAX 7429125
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Part no. 9193745
BMW 3 5 E60 E61 E90 LCI Display Screen 8.8" Monitor Sat Nav 9193745
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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. 7837455
BMW E87 Front Bumper PDC Wiring Loom Cable Harness Parking Sensors 7837455
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Part no. 9330542
BMW G30 G31 Fuse Distribution Box Holder Control Unit Bracket Carrier 9330542
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Part no. 9226331-1
BMW 3 Series E91 ECU Body Control Module Unit H2 61359226331 9226331
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Part no. 6965406
Hands Free Control BMW E81 E87 E90 Electronics Charging Module MULF 6965406
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Part no. 9164352-1
BMW E90 E91 E92 IBS Negative Minus Battery Lead Cable Wire 9164352
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Part no. 8572918
BMW 1 Series F20 F21 LCI 116d 116ed B37 Diesel Engine Starter Motor 8572918
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Part no. 6962671
BMW 1 3 SERIES E82 E88 E90 LCi Switch Cluster Cruise control Stalk Unit 6962671
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Part no. 9147184
BMW 1 3 5 Series E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9147184
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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 .