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. 7527610-1
MINI Cooper R50 W10 116HP Engine ECU Kit DME 7527610 + EWS + Key Manual
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Part no. 3457389
Mini Cooper R56 LCI Footwell Light Module High EKS ECU FRM3R PL3 3457389
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Part no. 9130313
BMW 3 Series E93 E93N LCI Cabrio Battery Cable Plus Pole 9130313
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Part no. 9146710
BMW X3 Z4 E83 E85 E86 Radio Business CD Player Control Unit 9146710
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Part no. 7490465-1
BMW F10 F20 F30 F31 Mini F55 F56 Front Heated Seat Control Module ECU 7490465
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Part no. A2045403750
SAM Module Mercedes W204 Control Unit Electrical Fuse Box Unit A2045403750
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Part no. 6827064-3
BMW E93 Max Brose Footwell Light Module Control Unit ECU FRM3R PL2 6827064
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Part no. 9125030
Cable Wiring BMW E81 E87 Petrol N43 Positive Battery Lead Petrol 116i 118i 120i
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Part no. 9173686
BMW X3 Z4 E83 E85 E86 Radio Business CD Player 9173686
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Part no. A1645403072
Mercedes ML W164 Rear Fuse Relay Box Module SRB A1645403072
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Part no. 8512043-1
BMW E90 E91 LCI 318d N47N ECU Kit DDE 8512043 + CAS3 + Key Manual
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Part no. 7810950-5
BMW E70 3.0d M57N2 235HP Engine ECU KIT DDE 7810950 CAS3 Key Automatic
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Part no. 9216337
BMW F20 F21 Amplifier Holder Audio Catch Bracket Trim Panel 9216337
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Part no. 6915175
Mini Cooper One R50 Heat Resistant Battery Box Cover 6915175
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Part no. 8J0035223D
Audi TT 8J Audio Amplifier Radio Sound BOSE Unit 8J0035223D
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Part no. 8R0919604A
Audi A5 8T Multimedia Radio Sat Nav Screen Display Head Unit 8R0919604A
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Part no. rhd-7536691
BMW 5 6 7 X5 Series E53 E60 E61 E65 E70 Petrol N62 Engine Starter Motor 7536691
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Part no. 9226331
BMW E87 LCI ECU Body Control Module Unit H2 9226331
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Part no. 8047221
BMW 3 4 Series F80 M3 F82 F83 M4 Lithium-ion Car Battery 12V 69Ah 770A 8047220
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Part no. 9247159
BMW F01 F02 LCI F07 GT Control Unit Module Voltage Transformer VSU400 9247159
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Part no. 3C0915443A
Audi A3 8P Battery Box Tray Covering Housing Trim Holder Bracket 3C0915443A
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Part no. 9284973
Display Screen BMW F10 F11 On Board Central Information Monitor 6,5" 9284973
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Part no. 9813233
BMW Mini Cooper Countryman R60 Fuse Distribution Box SPEG High 9813233
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Part no. A2129005213
Mercedes C204 Sound Audio Amplifier Unit Harman Becker A2129005213
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Part no. 9134662
BMW 1 3 Series E87 E90 E91 E92 Seat Control Unit Module ECU 9134662
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Part no. 9288769-1
Audio Speaker BMW F20 F21 F23 F30 Mid-Range Sound Speaker Stereo HiFi 9288769
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Part no. 8708259
BMW F20 F21 F30 F31 LCI G30 G31 G11 Navigation Head Unit Sat Nav High 2 8708259
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Part no. 6929101
BMW 6 Series E63 E64 Front Central Bass Subwoofer Speaker HiFi 6929101
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Part no. RHD-9148027
BMW X1 E84 E90 E91 Instrument Cluster Speedo Clocks Automatic 9148027
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Part no. 7545046-1
BMW 1 3 Series E87 E90 ECU N45 116i 316i Engine Motor Control Unit DME 7545046
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Part no. A0005455916
Mercedes W204 Automatic Gearbox Transmission Module Unit ECU A0005455916
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Part no. 7508698-1
BMW E53 4.4i M62 286HP Engine ECU Kit DME 7508698 + EWS3 + Key Automatic
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Part no. BOSCH-AGM-70AH
Bosch S5 A08 Accumulator Battery 70Ah 760A 12V
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Part no. A9064401066
Mercedes Sprinter W906 W907 Positive Battery Cable Wiring A9064401066
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Part no. 9267609
BMW E60 E87 E90 CAS 3 ECU Control Unit Key Reading Module 9267609
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Part no. 9388956
Mini Cooper One R56 R57 LCI Amplifier Hifi Harman Kardon 9217877
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Part no. 9143156
BMW E90 LCI Amplifier Hifi Speaker System Control Unit Module 9143156 6960925
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Part no. A1728201700
Mercedes W176 W246 USB Interface Multimedia Adapter Connector A1728201700
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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. 9189200
BMW 1 3 Series E81 E87 E90 E91 E92 Radio Professional CD Audio Player 9189200
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Part no. 9258164
BMW E81 E82 E87 E88 E90 E91 E92 E93 Radio Professional CD 9258164
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Part no. 6927704
BMW 5 Series E60 E61 LCI Battery Cable Lead Positive Underfloor 6927704
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Part no. YUASA-YBX3000-76AH
YUASA YBX 3000 12V Accumulator Battery 76Ah 680A YBX3096
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Part no. 9193747
BMW E60 E63 E90 Dashboard Dash Onboard Monitor Display Screen 8.8"
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Part no. A2129008307
Mercedes W212 Fuse Box Control Unit Module SAM Relay Box A2129008307
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Part no. 9264924
BMW F01 F02 F10 F11 F13 Power Distribution Fuse Box Rear 9264924
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Part no. 9205278
BMW X3 Z4 Series E83 E85 E86 Radio Business CD Player 9205278
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Part no. 7621178
BMW E81 E87 LCI E90 N43 120i 320i Engine Control Unit ECU DME 7621178 Manual
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Part no. 6961389
BMW 7 E65 E66 E67 Top-Hifi System Audio Amplifier Logic 7 L7 DSP 6961389
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Part no. A2129008007
Mercedes W204 SAM Module Fuse Box Relay Control Unit A2129008007
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Part no. 9138444
BMW E87 E90 E91 Professional CCC Navigation System Controller
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Part no. 9233034-SBR
PDC Parking Sensor BMW X5 E70 F10 F11 F12 Ultrasonic Sensor Space Grey 9231283
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Part no. 7540984
Mini Cooper S R52 R53 Automatic Gearbox Basic Control Unit EGS 7540984
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Part no. 9229880-2
BMW E93 ECU Body Control Module H3 Junction Box PL2RR JBBFE IIIR 9229880
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Part no. 6971370
BMW 1 3 X1 Series E81 E82 E84 E87 E90 E91 E92 Power Distribution Box 6971370
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Part no. 3457528-1
BMW Mini Countryman R60 Footwell Light Module High EKS ECU PL3 FRM3R 3457528
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Part no. 9134707
BMW X5 E60 E61 E63 E64 E70 Control Unit Module Passive Go 9134707
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Part no. 7641003-1
Mini Cooper S R55 R56 N14 1.6 174HP ECU Kit DME 7641003 CAS3 Key Manual
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Part no. 6948335
BMW 1 X1 Series E81 E84 E87 RR1 Battery Lead Cable Negative IBS 6948335
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Part no. 9365764
Head Unit BMW F10 F20 F22 F30 Navigation Sat Nav High Control Module 9365764
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Part no. 7807827
BMW E60 E61 LCI 520d N47 177HP Diesel Engine Unit ECU DDE 7807827 Manual
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Part no. 7565300-11
BMW E87 E90 E91 120i 320i N46 150HP ECU Kit DME 7565300 CAS3 + Key Automatic
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Part no. A2118702726
Mercedes C E Class W203 W211 Bluetooth Control Unit Module ECU A2118702726
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Part no. A2035453401
Mercedes C CLK Class W203 C209 Sam Control Module Fuse Box Rear A2035453401
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Part no. 9314634
Mini Cooper F54 F55 F56 F60 HSD Line Cable Wire HU - CID 9314634
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Part no. A0051512101
Mercedes W168 W169 W245 Petrol Engine Starter Motor A0051512101
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Part no. 9149242
BMW 5 6 Series E60 LCI E63 CHAMP Business System Controller CD Player 9149242
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Part no. 3453738
Mini Cooper One R56 PL3 SPEG H2 High Fuse Distribution Box 3453738
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Part no. CC1112B533AB
Ford Transit MK7 Diesel Glow Plug Relay Control Unit Module CC1112B533AB
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Part no. 8583451
BMW F20 F21 F30 LCI F32 Engine Starter Motor Diesel B37 B47 8583451
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Part no. 9317872
BMW F20 F21 F22 F30 F31 Alpine CD Champ 2 Radio Player Head Unit 9323784
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Part no. 3456034
Mini Cooper R56 LCI ECU Footwell Light Module FRM3R LOW EKS Lear 3456034
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Part no. A1718200726
Mercedes R171 SLK200 Module Front Door Left Control Module Unit A1718200726
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Part no. 9151979-1
BMW E60 E90 Dashboard Dash Onboard Display Monitor Screen Display 8.8" CCC
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Part no. 6974310
BMW 5 6 Series E60 E63 E64 Body Control Module ECU Control Unit 6974310
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Part no. A0009824823
Mercedes Sprinter W907 Fuse Box Battery Relay Gruner A0009824823
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Part no. A0001139065
Starter Motor Mercedes W204 W212 OM651 Diesel Engine Starter A0001139065
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Part no. 9147212
Key Reading Module BMW E87 E90 E91 ECU Control Unit CAS 3 9147212
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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. 9128183-2
BMW E91 Light Control Module ECU PL2 FRMFA Lear 61359128183 9128183
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Part no. 7592080
BMW 3 E90 E91 LCI 325i N53 218HP ECU Engine Control Unit DME 7592080 Automatic
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Part no. 6977722
BMW 1 Series E87 Footwell Light Module ECU Control Unit LOW PL2 FRMFA 6977722
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Part no. 6809244
Head Unit BMW F20 F21 F32 F36 LCI Radio Media GPS Sat Navigation Unit 6809244
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Part no. 3455236
Mini Cooper One R56 High SPEG DC/DC Fuse Distribution Box H5 3455236
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Part no. A9069014700
Air Module Mercedes W639 W906 Control Unit ECU Air Sensor 0285011060
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Part no. 8506375-1
BMW E81 E87 E90 LCI 118d 318d N47 Diesel ECU KIT DDE CAS3 Key 8506375
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Part no. A1695405645-1
Mercedes W169 SAM Module Control Fuse Box Unit A1695405645
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Part no. 9145349
BMW 3 5 X3 X5 Series E39 E46 E53 E83 Control Unit Control Unit EWS IV 9145349
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Part no. 9172018
BMW E60 E61 E63 E85 Air Module Control Unit Module ECU ACSM 9172018
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Part no. 4109140
MINI Cooper One R50 Control Unit For Radio Remote Control 433MHZ 4109140
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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. 3455534
BMW Mini Cooper One R57 High PL3 SPEG DC/DC H5 Fuse Distribution Box 3455534
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Part no. 7490465
BMW F10 F20 F30 F31 Mini F55 F56 Seat Heating Module Control Unit ECU 7490465
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Part no. Halfords 95Ah Accumulator
Halfords 12V AGM Accumulator Battery Start Stop 95Ah 850A AGM019
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Part no. 6904905
BMW E65 E66 Battery Cable Positive Plus Pole 6904905
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Part no. 6928975
Door Wiring Loom BMW E63 E64 Harness Passengers Side 6928975
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Part no. A2129000006
Fuse Box Mercedes W212 Front Relay Control Unit Electric Module SAM A2129000006
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Part no. 9117532
BMW E60 E61 M-ASK M-Audio System Controller CD Player 9117532
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Part no. A1645400672
Fuse Box Mercedes ML W164 Relay Module Front Control Unit Module A1645400672
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 .