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. 8510829-6
BMW E90 E91 LCI N47N 320d 184HP Engine Control Unit ECU DDE 8510829 Automatic
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BMW X3 E83 Z4 E85 DVD Player GPS Navi Head System Computer Unit 9133177
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BMW E60 E63 On-board Navigation Display Monitor Screen 6,5" 9193748
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Mercedes GLE 250 AM Tailgate Trunk Control Module Unit A1669008512
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Part no. 8510829-7
BMW E90 E91 LCI N47N 320d 184HP ECU KIT DDE 8510829 + CAS3 + Key Automatic
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Part no. A6394401613
Wiring Harness Mercedes Vito W639 Boot Tailgate License Plate Lamp A6394401613
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Part no. 8P0959802K
Audi A3 8P Door Window Lifter Regulator Motor Front Left N/S 8P0959802K
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Part no. 7599881-9
BMW E87 LCI E90 118i 318i Petrol N43 143HP ECU Control Unit DME 7599881
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AdBlue SCR Module Mercedes W907 W910 W447 Exhaust Gas Cleaning A0009002126
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Airbag Module Mercedes W207 C207 Coupe Air Bag SRS Control Unit ECU A2079014200
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Chrysler Grand Voyager Alternator Mounting Bracket Carrier LRA02830
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BMW X3 E83 Z4 E85 CID Control Unit CD Player Radio Audio System 9166376
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Mercedes GLE C292 Coupe Front Bumper Wiring Harness A1665405515
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Mercedes W205 S205 W447 Seat Module Front Memory Control Unit A2059004607
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Part no. 6923945-2
BMW E60 E60N E61 E63 LCI B Terminal Point Engine Compartment 6923945
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Part no. A0175450632
Mercedes C140 Gearbox Module Transmission Basic Control Unit A0175450632
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Part no. 6C1T-11000-AB-1
Ford Transit Mk7 Starter Motor Engine Actuator Diesel 2.2 TDCi 6C1T-11000-AB
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Part no. 9249086-2
BMW E89 Max Brose Footwell Light Module Control Unit ECU FRM3R 9249086
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Part no. 4B0919471A
Audi TT 8N Headlight Module Ballast Relay Control Unit 4B0919471A
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Part no. 6914666
BMW E65 E66 Front Seat Occupancy Sensor Mat 6914666
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Part no. 7514587
Mini Cooper One R50 DME Petrol Engine Control Unit ECU 7514587 Manual
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Audi A8 D4 Battery Starter Alternator Harness Wiring Cable 4H0971224
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Part no. 5Q4959592E
Seat Leon Mk3 Door Module Control Unit Front Passenger's Side Door 5Q4959592E
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Part no. 7317512
BMW F10 Tailgate Module Rear Boot Trunk Lid Control Unit ECU 7317512
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Part no. A9068205626
Door Module Mercedes W906 Front Door Right O/S Control Module A9068205626
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Part no. 9261590
PDC Parking Sensor BMW F20 F21 F30 Ultrasonic Front Tiefseeblau Deep Sea Blue
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Part no. 9223314
BMW 1 3 Series E81 E90 LCI Business System Car Infotaiment Computer CIC
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Part no. 7555926-1
BMW E60 LCI E81 E90 E91 Petrol Alternator Generator Bosch 180A
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Part no. 7605478
BMW 1 3 Z4 Series F20 F30 E89 Petrol Alternator 170A 7605478
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Part no. 8512043-3
BMW E90 E91 LCI 318d N47N 143HP Engine ECU Kit DDE 8512043 CAS3 Key Automatic
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Part no. 231769503R
Renault Trafic II 2.0 DCI Master III 2.3 DCI Alternator Plate Cover 231769503R
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Part no. 8364530
BMW 3 X3 Series E46 E83 Fuse Distribution Box 8364530
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Part no. CC1T12B637BAE
Ford Transit MK7 Diesel Engine Wiring Cable Harness CC1T-12B637-BAE
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Part no. A1694403805
Mercedes-Benz A B W169 W245 Starter Alternator Wiring Loom Harness A1694403805
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Part no. 7843335
BMW F10 M5 F12 M6 Engine Wiring Harness Valvetronic Servomotor Cyl.1-4 7843335
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Part no. A0111549302
Mercedes-Benz C-Class W203 M111 C 180 Bosch Alternator Generator 0124515056
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Part no. 5A402E9
Mini F55 BDC FCC BSI Fuse Box Power Distribution Control Module Unit ECU 5A402E9
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Part no. 6914605
BMW X5 E53 Radio Stereo Screen Multifunctional Display Head Unit 6914605
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Part no. 03L903023-1
Audi A3 8V Diesel Engine Starter Alternator Electrical 14V 140A 03L903023
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Part no. 4H0907348C
Audi A8 D4 4H Relay Fuse Bracket Holder Junction Box 4H0907348C
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Part no. 6858547
BMW X3 F25 ICM Control Unit Air Module SRS ECU 6858547
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Part no. 7536690-1
Starter Motor BMW E60 E61 E65 E53 E70 Petrol Engine N62N Starter 7536690
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Part no. A6399000300-1
Mercedes Vito Viano W639 Side Sliding Door Control Unit Module ECU A6399000300
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Part no. 6754289
Speed Sensor BMW Z3 E36 3 E46 DSC Yaw Rotational Speed Sensor 6754289
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Part no. A2139003326
SAM Module Mercedes W213 C238 Rear Trunk Control Unit ECU A2139003326
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Part no. 06H903017T-1
Audi A5 8T A4 B8 2.0 TFSI Engine Alternator Generator 06H903017T
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Part no. 7848265
BMW F87 M2 F80 M3 F82 F83 M4 S55 Engine Wiring Loom Module Harness Cable 7848265
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Part no. A1665460143
Mercedes ML W166 Fuse Box Electric Distribution Control Module A1665460143
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Part no. 8J0057186JX
Audi TT 8J Radio Head Unit CD Audio Player Control Unit 8J0035186J
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Part no. 7823648
Engine Wiring BMW F10 F11 520d N47N Diesel Loom Harness Cable 7823648
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Part no. 7610081-1
Mini R55 R56 Engine N14 1.6 174HP ECU Kit DME 7610081 CAS3 + Key Manual
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Part no. 9116255
BMW E60 E61 Touring Light Module Control Unit ECU LM MAN.LWR 9116255
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Part no. 8580390-1
Engine Starter BMW F40 F46 F48 B47B B47D B48E Diesel Motor Actuator 8580390
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Part no. A1698204789
Mercedes-Benz W169 W245 CD Player Radio Audio Head Unit A1698204789
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Part no. 7600020-4
Mini Cooper R55 R56 N12 1.6 120HP ECU Kit DME 7600020 CAS3 Key Manual
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Part no. 9267515
Gateway Module BMW F10 F11 Central Module Control Unit Lear ZGW-02 ECU 9267515
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Part no. 6910381
BMW 7 Series E65 E66 Dashboard Dash Sun Solar Sensor Speaker Cable 6910381
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Part no. 7577968-3
BMW E60 E61 E90 E91 E92 N52 325i 525i Engine Control Unit ECU DME 7577968 Manual
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Part no. 7621309
Engine Wiring Mini R56 LCI R60 N18 Loom Harness Injection Valve Ignition 7621309
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Part no. 009133265
Vauxhall Opel Astra G Display Screen Multifunction Unit Dashboard 009133265
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Part no. 02T911024N
Seat Ibiza 6J VW Volkswagen 6R Starter Motor 1.2 1.6 Petrol Engine 02T911024N
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Part no. 9671135480
Peugeot 308 1.6 HDi Diesel Engine Wiring Cable Loom Harness 9671135480
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Part no. 51871154
Fiat Doblo Positive Battery Cable Lead Wire Electrical Cable 51871154
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Part no. 6890434
Blind Spot Sensor BMW G30 G31 G11 Lane Change Warning Module Unit RS-01 6890434
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Part no. 6930006
BMW X5 3 Series E70 E90 Clamping Ring B+ Transition Battery Cable 6930006
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Part no. 8200204836-1
Renault Trafic II F83 1.9 DCI F9Q 760 Engine ECU Kit 8200204836 Key Lock Manual
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Part no. A2125406250
Mercedes-Benz W212 SAM Fuse Prefuse Box Relay Control Unit A2125406250
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Part no. 8T0959760B
Audi S5 8T Front Seat Control Module Unit ECU Left Right N/O/S 8T0959760B
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Part no. 9266385
Central Information Display BMW F10 F11 On-Board Screen 10,25" 9247872
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Part no. A0009068802-1
Mercedes Sprinter W906 Alternator Generator Diesel 180A 14V A0009068802
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Part no. 9289583-1
BMW X1 E84 Display Screen Dashboard Navigation Monitor On-Board CID 6,5" 9289583
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Part no. A1695420018-KB
Mercedes W169 Front Bumper Parking Distance Sensor Parktronic Kosmos Black 191
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Part no. 7553735-10
MINI S R52 R53 W11 Engine Control Unit Module ECU DME 7553735 Manual
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Part no. 6827161
Mini Cooper F55 F56 Control Unit Module Active Sound Design Amplifier 6827161
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Part no. 9T1T-15K600-DD
Ford Transit Connect Control Unit Central Door Locking Module ECU 9T1T-15K600-DD
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Part no. 6989245-WB
BMW 5 X3 Series E60 E61 E83 PDC Parking Ultrasonic Sensor Bluewater 6989245
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Part no. 7608804
BMW 1 3 Series F20 F21 F30 Wiring Loom Harness Injection Valve Ignition 7608804
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Part no. A2105401031
Mercedes-Benz E-Class W210 Battery Ground Earth Strap Cable Wiring A2105401031
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Part no. 9154128
BMW Mini Cooper One R56 Front Left Passenger's Door Wiring Harness N/S 9154128
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Part no. 9341078
Head Unit BMW F20 F21 F30 Radio Professional CD Player Control Module 9341078
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Part no. 3AA907801H
Audi Q3 8U Parking Brake Handbrake Module Control Unit 3AA907801H
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Part no. 059903016JX
Audi A5 8T 3.0 TDI CCWA Diesel Alternator 059903016J
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Part no. 8519668-4
BMW E90 E91 LCI 320d N47N 184HP Engine Control ECU Kit DDE 8519668 Automatic
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Part no. 6989169
Rear Bumper PDC BMW E65 E66 Front Ultrasonic Sensor Schwarz 2 Black 668
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Part no. 8P0907063N
Audi A3 8P Body Control Comfort Unit Module BCM Unit ECU 8P0907063N
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Part no. 8K0907063DC
Audi A5 8T Body Control Comfort Unit Module BCM Unit ECU 8K0907063DC
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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. 8372521
BMW 3 5 Series E39 E46 Airbag Control Unit Module 8372521
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Part no. 95710-1h700
Screen Kia Ceed MK1 ED Dashboard Information Dsiplay 95710-1H700
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Part no. 6928362-1
BMW E60 E61 LCI Front Bumper PDC Loom Cables Wiring Set 6928362
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Part no. A1698201085
Mercedes W245 ECU Control Unit Sensor Air Module A1698201085
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Part no. 9237082
BMW F10 F11 Cable Harness Door Driver's Side Right O/S Wiring 9237082
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Part no. 6971961
BMW E87 ECU Body Control Module L2 ECU Junction Box 6971961
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Part no. 3456952-3
Mini Cooper R58 Footwell Light Module Unit High EKS PL3 FRM3R Lear 3456952
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Part no. 6907435
BMW E46 Touring Positive Battery Cable Plus Pole Lead Loom 6907435
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Part no. 5R3919294
Volkswagen Golf CD1 Park Parking Assist PDC Distance Control Module 5R3919294
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Part no. 7542529
BMW E87 E90 E91 E60 E61 E63 N52 Alternator Generator 155A 7542529
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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 .