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. 7398495
Fuel Pump Module BMW F10 M5 F80 M3 Fuel Pump Control Unit 7398495
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Mercedes W140 Head Unit Radio Player Control Module Becker A0038208286
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Mercedes SLK R171 Fuse Box Cover Trim Panel Lid Housing A1715400182
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Mercedes W415 Citan 109 CDI OM607.951 Engine Unit Module ECU A4159006703 Manual
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Mercedes W906 316CDI OM651.955 165HP Engine ECU Kit A6519002600 Keys Lock Manual
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BMW 3 Series E90 E92 E93 M3 Front Bumper PDC Loom Cables Wiring Set 9145026
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Part no. A6461506479
Mercedes C209 220 CDI M646.966 150HP Engine Unit ECU A6461506479 Automatic
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Part no. NAD101500
Land Rover Freelander TD4 Starter Motor Engine Actuator Diesel NAD101500
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Part no. 9197175-1
BMW E87 Footwell Light Module Control Unit ECU NSW PL2 FRM II 9197175
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Part no. 8472586
BMW G30 G31 G32 530dX 630dX 3.0 B57 Diesel Engine ECU 8472586 Automatic
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Part no. 9251488
BMW E88 Cabrio Footwell Light Module Control Unit ECU PL2 FRM3R 9251488
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Part no. 8C1T12B637KE
Ford Transit MK7 2.2 TDCi Diesel Engine Wiring Loom Harness Cables 8C1T12B637KE
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Part no. 6920035
BMW X5 E53 Fuse Box Label Trim Cover Panel Sticker 6920035
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Part no. A1645404401
SAM Control Module Mercedes W164 W251 Fuse Box Comfort Unit ECU A1645404401
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Part no. A2118202535
Mercedes W221 Telephone Battery Control Unit A2118202535
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Part no. 9652809977
Peugeot 307 Display Screen Dashboard Multifunction Monitor Unit 9652809977
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Part no. 3455305-1
2 x Mini R57 R58 R59 DWA Door Alarm System Module Control Unit Set 3455305
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Part no. A1775405710
Parking Sensor Wiring Mercedes W177 W247 Rear Bumper PDC Loom Cable A1775405710
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Part no. 6827064-1
BMW 3 E90 Max Brose Footwell Light Module Control Unit ECU FRM3R PL2 6827064
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Part no. A1695420518-KMG
Mercedes W245 Front Bumper PDC Parking Distance Sensor Comet Grey - 748
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Part no. A4155410102
Mercedes Citan W415 Battery Tray Housing Box Case Covering 648944878R
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Part no. 8589145-2
BMW F30 F31 LCI 320d ed B37 163HP Engine Control Unit ECU DDE 8589145 Automatic
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Part no. A0005401950
Mercedes W220 Fuse Relay Junction Box HV Battery Connector A0005401950
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Part no. 3457428-4
Mini Cooper R60 Footwell Light Module High EKS ECU LEAR PL3 FRM3R 3457428
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Part no. 1K0971349GA
Volkswagen VW Golf Mk6 1.6 TDI Alternator Cable Wiring Harness Loom 1K0971349GA
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Part no. 9232534
BMW F10 F11 Front Bumper PDC Wiring Loom Cable Harness 9232534
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Part no. A1779001203
Mercedes W177 Door Control Module Rear Left Right N/O/S A1779001203
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Part no. A0055421918
Yaw Module Mercedes W204 Rotation Rate Acceleration Sensor A0055421918
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Part no. A2701501533
Wiring Mercedes W176 W242 W246 C117 Petrol M270 Engine Harness Loom A2701501533
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Part no. 7492026
Headlight Control Unit BMW F20 F21 F30 LCI Module FLE2 7492026
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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. A2048709790
Mercedes W204 Radio Player Head Unit COMAND Sat Nav Autoradio A2048709790
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Part no. A1705450105
Mercedes R170 Engine Pulse Relay Control Module Unit A1705450105
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Part no. 6943822
BMW Mini Cooper R55 R56 R60 CAS 3 ECU Control Unit Key Reading Module 6943822
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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. 1368035080
Battery Tray Citroen Relay Fiat Ducato Battery Housing Box Tray 1368035080
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Part no. 7638194-1
BMW F20 F21 F22 F30 F31 N20 N26 N55 Petrol Engine Starter Motor 7638194
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Part no. 7801712-1
BMW E60 530d E90 330d M57N2 231HP Engine ECU Kit DDE 7801712 CAS2 + Key Manual
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Part no. 7165845
BMW E46 Led Indicator Side Light Signal 7165845
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Part no. 9380322
BMW F01 F02 F03 F10 F11 F13 Central Gateway Control Lear Module Unit ECU 9380322
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Part no. 6822680
Camera Kafas BMW F20 F21 F22 F87 LCI Front Windscreen Camera 6822680
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Part no. 7587548-1
Mini Cooper S R55 R56 N14 1.6 174HP ECU Kit DME 7587548 + CAS3 + Key Manual
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Part no. 9663528880
Citroen C4 Peugeot 3008 Starter Motor Engine Diesel 9663528880
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Part no. 5A130F8
PDC Module BMW G01 G02 G20 G21 Park Assistance Control Unit 5A130F8
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Part no. 7811700-2
BMW 5 Series E60 E61 LCI 520d N47 177HP ECU KIT DDE CAS3 + Key 7811700 Manual
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Part no. A0205457832
Mercedes W140 Parking Control Unit Module Sensor A0205457832
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Part no. Halfords 95Ah Acid Accumulator-2
Halfords 12V Lead Acid Accumulator Battery 95Ah 800A HB019
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Part no. 8200350501
Renault Trafic 2 Display Screen Control Unit Module Dashboard 8200350501
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Part no. 6907329
BMW E65 Door Cable Guide Rear Left N/S Wiring Loom Bracket Trim Cover 6907329
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Part no. A6079002300-4
Mercedes W176 180 CDI OM607 Engine Control Unit Module ECU 237101754R Automatic
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Part no. 9175650-1
BMW E87 NSW ECU Light Control Unit Module Footwell Module PL2 FRM II 9175650
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Part no. A2469007018
Mercedes W176 W246 Display Screen Radio Navigation Sat Nav Unit A2469007018
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Part no. A2139004015
Radio Head Unit Mercedes W213 C238 Navi CD Player Control Unit A2139004015
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Part no. 4H0906093D
Fuel Pump Audi A8 D4 Q7 4L Diesel Control Unit Module 4H0906093D
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Part no. 8518477-1
BMW F10 520d ed 163HP N47N Engine Unit ECU Kit DDE 8518477 + Key + CAS4 Manual
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Part no. A2469002603
Mercedes W176 W246 W166 Windscreen Windshield Rain Sensor Unit A2469002603
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Part no. rhd-7566706-1
BMW 7 E65 740i E66 740Li N62N 306HP ECU Kit DME + CAS + Key 7566706 Automatic
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Part no. 3455305-2
3 x Mini R57 R58 R59 DWA Door Alarm System Module Control Unit Set 3455305
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Part no. RHD-8T2820043AD
Air Condition Control Audi A4 B8 A5 8T Climate Module Heater Unit 8T2820043AD
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Part no. 8E0837220Q-1
Remote Key Audi A4 S4 B7 8E Radio Alarm Key Fob Opener Button 8E0837220Q
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Part no. 7592508
BMW X5 E70 E90 LCI F20 Engine Wiring N55 Valvetronic Servomotor Cable 7592508
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Part no. 7636292
BMW F20 F30 116i 316i N13 136HP Engine ECU Module DME 7636292 Manual
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Part no. DTCO 1381-1
VDO DTCO 1381 Digital Tachograph Tachometer Control Unit Module 735592239
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Part no. rhd-6964520
BMW 3 X1 Series E84 E90 E91 Instrument Cluster Speedo Clocks Automatic 6964520
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Part no. 4H0971104S
Audi A8 D4 Rear Bumper PDC Parking Sensor Wiring Harness Loom Cable 4H0971104S
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Part no. 8512407
BMW X5 E70 LCI X6 E71 30dX Diesel N57 245HP Engine ECU DDE 8512407 Automatic
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Part no. 7557290-1
BMW E87 E90 118i 318i N46 129HP ECU KIT DME CAS2 + Key 7557290 Manual
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Part no. 3457429
Mini Cooper R60 Footwell Light Module High EKS SZT ECU FRM3R PL3 Lear 3457429
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Part no. A2711535391-3
Mercedes R171 SLK 200K 163HP 271.944 Engine ECU Kit A2711535391 Keys Lock
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Part no. A2208274142-1
Mercedes C215 W220 COMAND CD Player Radio Audio Navigation A2208274142
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Part no. rhd-A4155402408
Door Wiring Mercedes W415 Citan Cable Front Left N/S Harness Loom 241257541R
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Part no. 8579420
BMW F07 F10 F11 Alternator Generator 220A Valeo N47N Diesel Engine 8507625
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Part no. 7533270
Alternator BMW E90 E81 E87 E85 Petrol Engine N45 N46 Alternator 150A 7533270
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Part no. 8268370
BMW X5 E53 Rear Parking Sensor PDC Cover Trim 8268370
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Part no. 4G8959792H
Audi A7 4G8 Door Control Module Passenger Side Front 4G8959792H
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Part no. 6942505
Mini R50 Battery Cable Positive Plus Pole Wiring W17 Diesel 6942505
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Part no. 6766280
BMW E61 E65 E66 Compressor Control Unit Suspension Air Supply Module 6766280
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Part no. A6421509678-1
Mercedes W164 ML 280 CDI 642.940 190HP Engine Unit ECU Kit A6421509678 Key Lock
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Part no. 7583225-8
BMW E87 LCI E90 E91 120i 320i N43 170HP ECU Kit DME 7583225 CAS3 + Key Manual
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Part no. 9158040
Mini R55 R56 R57 Flat Cable Wiring Wire CAS 9158040
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Part no. A2059001028
Door Module Mercedes GLC X253 Rear Door Right Control Module A2059001028
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Part no. 7636292-5
BMW F20 114i N13 102HP Engine Control Unit ECU KIT DME 7636292 FEM Key Manual
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Part no. 6954007-1
PDC Module BMW E60 E61 E63 E64 E65 PDC Parking Control Module Unit ECU 6954007
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Part no. A2479061803-1
Mercedes W177 W247 Battery Fuse Box Positive Distribution Terminal A2479061803
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BMW E61 E63 X5 E70 Telematics Bluetooth Control Unit Module 9138179
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Part no. 9461797
BMW F90 M5 G01 G11 G30 KaFAS Camera Speed Control ECU Module Unit 9461797
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Part no. A1645400124
Mercedes W164 Fuse Relay Electrical Box Housing Cover A1645400124
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Part no. 8610006-1
Mini Cooper S R56 LCI N18 1.6 184HP Engine ECU Kit DME 8610006 CAS3 Key Manual
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Part no. 6904905-3
BMW 7 Series 2 E65 E66 Battery Cable Positive Plus Pole 6904905
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Part no. A2215403050-1
Mercedes W221 Rear SAM Fuse Box Power Distribution Control Unit A2215403050
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Part no. 9230448
BMW 3 Series E90 LCI Footwell Light Control Module LCM LED Basis 9230448
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Part no. MMI-BOX
MMI Box Media Interface Control Unit Module Android Apple CarPlay Interface Unit
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Part no. 7641003-4
Mini Cooper S R56 N14 1.6 174HP ECU Kit DME 7641003 + CAS3 + 2 Keys Manual
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Part no. A6111530991
Mercedes Sprinter W901 Engine Control Unit Module ECU OM611 Diesel A6111530991
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Part no. A2095452801
SAM Module Mercedes CLK W209 C209 A209 Fuse Box Relay Control Unit A2095452801
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Part no. 9313655
BMW 3 Series F30 F80 M3 Boot Trunk Lid Tailgate Wiring Loom Harness Cable Set
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Part no. 6J0035156
Seat Ibiza 6J Head Unit Mulitmedia Hazard Triangle Switch Panel Block 6J0035156
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Part no. MUTLU SFB 90Ah Accumulator
MUTLU SFB 12V Accumulator Battery 90Ah 750A
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Part no. 8227 2+32G
On-Board Screen BMW F10 F11 CIC Central Information Display Monitor 10,25"
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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 .