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. 7837231-1
BMW 5 Series E60 M5 E63 M6 S85 Engine Control Unit ECU DME Unit 7837231 5WK9359
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BMW 7 Series E65 E66 Dynamic Drive Power Steering Pump 6760070
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BMW E90 E91 E92 Professional CCC Navigation System Controller 9159041
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BMW X3 E83 LCI M47N2 2.0d 150HP ECU Engine Control Unit DDE 7803373 Manual
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BMW X5 E70 Head Unit CIC DAB Professional Navigation System Controller 9278074
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Adblue Module BMW G20 G21 G30 G31 X3 G01 Control Unit ECU SCR 9488418
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BMW G11 G30 G31 X4 F26 Telematics Module Bluetooth Control Unit ECU 2447787
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BMW 7 Series E65 E66 Dashboard Control Display Screen 8,8" 6960096 6967626
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Part no. 9181326-1
BMW E81 E87 E90 E91 E92 6-disc CD Changer With Magazine 9181326
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Part no. 7605060-1
Engine Alternator BMW F20 F21 F30 LCI Generator Lucas 170A N13 Petrol 7605060
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Part no. 7605478-1
BMW Z4 F20 F30 E89 Petrol Alternator Generator 170A 7605478
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Part no. 7640132-3
BMW F20 LCI F30 Mini F56 F60 Alternator Generator DENSO 180A 7640132
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Part no. 8512499-5
BMW E87 E90 LCI N47 118d 318d Diesel ECU Kit DDE 8512499 CAS3 + Key Manual
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Part no. 8408383
Parking Sensor PDC BMW X5 E53 Front Cover Control Primed 8408383
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Part no. 7544721
BMW X5 E53 Automatic Gearbox Basic Control Unit Module EGS 7544721
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Part no. 6940623-QB1
BMW E81 E82 E84 E87 E90 E91 PDC Park Sensor Ultrasonic Set x4 Quarz Blau - A18
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Part no. 7493231
BMW F32 F36 F80 F82 M4 LCI Headlight Indicator Light LED Module Left N/S 7493231
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Part no. 7561834-20
BMW E87 E90 118i 318i N46 Engine Control Unit Module ECU DME 7561834 Automatic
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Part no. 9247397
Body Control Unit BMW F01 F10 F11 F12 Module ZGW-01 High Central Gateway 9247397
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Part no. 9193745-1
BMW 3 5 E60 E61 E90 LCI 1 Display Screen 8.8" Monitor Sat Nav 9193745
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Part no. 7412610
BMW F15 F16 F31 F36 Module Control Unit Trunk Lid Rear Tailgate Lift 7384722
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BMW F01 F02 Air Suspension Control Unit Rear Axle 6857942
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Part no. 8510591-4
BMW X1 E84 2.0dX N47 177HP Engine ECU Kit DDE 8510591 CAS3 + Key Automatic
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Part no. 7802471-1
Alternator Generator BMW E87 E90 E91 Diesel Engine Electrical Unit 150A 7802471
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Part no. 6965046
BMW 5 6 Series E60 E61 E63 M-ASK M-Audio System Controller CD Player 6965046
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Part no. 8512291-1
BMW 3 Series E90 E91 LCI N47N 320ed 320d ed ECU KIT DDE CAS 3 Key 8512291 Manual
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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. 6989713-2
3 x BMW E88 E89 E93 Convertible Cabrio DWA Alarm System Module 6989713
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Part no. 6930204
BMW E60 E63 E64 E65 PDC Parking Control Module Unit ECU 6930204
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Part no. 7811701-4
BMW E87 LCI E90 118d 318d Diesel N47 Diesel ECU KIT DDE 7811701 + CAS3 + Key
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Part no. 7492035
Tailgate Lift Module BMW F31 F36 Mini F60 Trunk Control Unit Rear ECU 7492035
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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. 9170454
BMW X5 E70 Footwell ECU Light Control Unit Module FRM II Lear 9170454
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Part no. 6943851
BMW 5 6 Series E60 E61 E63 E64 Control Unit CAS 2 Module 6943851
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Part no. 6964051
CAS2 Module BMW E87 E90 CAS2 ECU Comfort Control Unit 61356964051 6964051
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Part no. 7561834-11
BMW E87 E90 E91 118i 318i N46 129HP ECU KIT DME CAS2 Key 7561834 Manual Gearbox
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Part no. 6946107
BMW 7 Series E65 E66 Driver Seat Airbag Sensor Control Unit Module 6946107
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Part no. 9129439
BMW E61 E92 F32 LCPA Seat Belt Control Module ECU 9129439
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Part no. 9215954-1
BMW X5 E70 X6 E71 Negative Battery Terminal Cable 9215954 61129215954
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Part no. 9205480
BMW 1 Series E82 E88 Positive Battery Lead Cable Wiring 9205480
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Part no. 9126314
BMW E92 Xenon Footwell Light Module Control Unit ECU FRMFA 9126314
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Part no. 6943437
BMW X3 Z4 E83 E85 E86 Radio Business CD Player 65126943437 6943437
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Part no. 6947120
BMW 7 Series E65 E66 E67 Control Unit Module Door Front Right 6947120
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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. 6850375-1
Speed Cluster Sensor BMW E87 LCI 130i E90 M3 E92 Yaw Rotary Rate Sensor 6850375
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Part no. 6862808
BMW F10 F11 F12 X3 F25 Electric Parking Brake Control Unit EMF Module 6862808
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Part no. 8380068
BMW E46 Audio Amplifier Hifi Harman Kardon Sound System 8380068
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Part no. 8519667-1
BMW E90 E91 LCI N47N 318d 143HP Engine ECU Kit DDE CAS3 + Key 8512047 Automatic
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Part no. 9153804
BMW X5 E70 Footwell Light Module Control Unit ECU FRM II AHL Lear 9153804
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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. 8645325-2
BMW F20 F21 F30 F31 LCI F32 F33 F34 Alternator Petrol Engine Unit 180A 8645325
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Part no. 9197161-1
BMW E88 ECU Footwell Light Module Control Unit PL2 FRM II Lear 9197161
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Part no. 8506434-2
BMW 1 3 Series E81 E87 E90 LCI 116d 316d N47 ECU Kit DDE CAS3 Key 8506434 Manual
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Part no. 2354701-1
BMW 1 3 5 7 X5 E60 E65 E70 E81 E87 E90 F10 Starter Motor 2354701
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Part no. 9229240
Radio Business BMW E81 E87 E90 LCI CD Player 9229240
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Part no. 9146036
BMW X5 E70 ECU Body Control Module Unit JBBFEII PL4 LOW 9146036
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Part no. 8736083
BMW F98 Battery Lead Pole Negative Cable IBS Sensor 8736083
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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. 7811999-2
BMW X3 E83 LCI 2.0d N47 177HP Diesel ECU Kit DDE 7811999 + EWS4 + Key Manual
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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. 7809941-7
BMW E60 LCI E90 M57N2 325d 525d 197HP ECU Kit DME CAS3 + Key 7809941 Automatic
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Part no. 7810002-2
BMW 1 Series E81 E82 E87 LCI N47S 123d ECU Kit DDE CAS 3 Keys 7810002 Manual
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Part no. 9396830
BMW F06 F12 F13 E63 Antenna Module Multi band Antenna GPS TEL Left N/S 9396830
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Part no. 8364540-1
BMW 3 X3 Series E46 E83 1 Fuse Distribution Box 8364540
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Part no. 6970676
BMW X5 E70 Rear Bumper PDC Cables Wiring Loom Set 6970676
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Part no. 7276384
BMW F10 F11 F01 Control Unit Module ECU Fuel Pump 7276384
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Part no. 6907123
BMW 3 Series E46 Coupe Saloon Aerial Antenna Amplifier Diversity 433MHZ 6907123
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Part no. 6970675
BMW X5 E70 Front Bumper PDC Wiring Loom Cable Harness 6970675
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Part no. 3415007-1
BMW X3 Series E83 Boardmonitor Central Information Display 6,5" Screen 3415007
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Part no. 9128570
PDC Loom Cables BMW E81 E87N LCI Front Bumper Wiring Set 9128570
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Part no. 9148016
BMW E90 E91 E92 Professional CCC DVD Navigation System Controller 9148016
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Part no. 9283428
BMW E81 E87 E90 LCI Professional Navigation Car Computer CIC 9283428
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Part no. 7811700-13
BMW E90 E91 320d N47 Engine Control Unit Module ECU Kit DDE 7811700 CAS3 Key
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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. 6982387
BMW 1 3 Series E81 E87 E90 E91 E92 E93 Parking Control Module Unit PDC 6982387
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Part no. 5B31359
BMW i4 G26 Fuse Box Front Body Control Module ECU BCM Unit 5B31359
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Part no. 6904012
BMW 3 5 7 X5 Series E38 E39 E46 E53 Rain Light Sensor Windscreen Wiper 6904012
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Part no. 8643642
BMW F30 LCI 330e G11 740e G30 530e Hybrid B48X Engine Starter Motor 8643641
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Part no. 9239323-1
BMW E81 E90 LCI Business System Car Infotaiment Computer CIC 9239323
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Part no. 9355462
BMW X5 F15 Bumper PDC Rear Wiring Loom Parking Sensor Cable 9355462
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Part no. 6948336
BMW 3 Series E90 E91 E92 E93 Negative Battery Cable Minus Pole IBS 6948336
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Part no. 9258167
CD Player BMW E81 E82 E87 E88 E90 E91 E92 Radio Professional Head Unit 9258167
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Part no. 7633242-1
BMW F10 F20 F30 Integrated Relay Power Supply Module Distribution Box 7633242
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Part no. 6866330
VDC Module BMW F20 F21 F30 F31 Rear Suspension Level Control Unit 6866330
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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. 5A088E6-1
BMW F40 M135i xD B48 306HP Engine Control Unit ECU Kit DME 5A088E6 BDC Key
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Part no. 6942100
BMW E60 Air Module Control Unit Gateway Sensor B Pillar Right O/S 6942100
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Part no. 7515391
Starter BMW E60 Starter Motor Bosch 7515391 0001108401
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Part no. 7799180
Alternator BMW E87 E90 E91 E92 Generator Valeo 150A Diesel 7797519 7799180
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Part no. 8488548
High Voltage Inverter BMW i3 I01 Hybrid 120Ah Rex Electrical Machine 8488548
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Part no. 8635811
BMW F20 F30 LCI 118i 318i B38 Engine Wiring Loom Harness Cables Set 8635811
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Part no. 8680374-1
BMW F45 Alternator Generator 14V 180A DENSO 8680374
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Part no. 6938109
BMW E60 E63 E90 E91 LCI Dashboard Dash Monitor Display Screen 6,5 6938109
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Part no. 6948691
BMW 5 6 Series E60 E61 Driver's Side Door Airbag Control Unit Module 6948691
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Part no. 9335351
BMW F20 Radio Professional CD Player Control Module 9335351
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Part no. 8375653
BMW 3 5 Series E39 E46 Positive Battery Terminal Cover Cap Red 8375653
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Part no. 6918782
BMW 7 Series E65 Cable Harness Door Rear Right O/S Wiring Loom 6913164
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Part no. 9185734
BMW F10 F11 F12 X3 F25 Battery B+ Engine Compartment Terminal Point 9185734
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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 .