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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Make
Category
Subcategory
Condition
In Stock
Price
-5%
Part no. 7311541
BMW 2 Series F22 F87 M2 Rear Third Stoplamp Stop Lamp Brake Light White 7311541
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 9267419
BMW E90 LCI Body Control Module H1 61359267419 9267419
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 9315150
BMW X3 F25 Front Distribution Box Fuse Box Power Control Unit 9315150
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 6990089-1
BMW 6 X3 Series E63 E83 Radio Antenna Amplifier Suppression Filter
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 8512500
BMW E81 E82 E87 LCI E88 123d N47S 204HP Engine Unit ECU DDE 8512500 Manual
Promo price
£113.95
£68.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9224950
BMW F30 Rear Bumper PDC Wiring Loom Harness Cables 9224950
Promo price
£37.95
£22.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 8517862-5
BMW F10 F20 F30 520d 120d 320d N47N 184HP Engine Unit ECU DDE 8517862 Automatic
Promo price
£47.95
£28.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 8625241-2
BMW F20 F30 116i 316i N13 136HP Engine ECU Kit DME 8625241 FEM Key Lock Manual
Promo price
£474.95
£284.97
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9166782-1
BMW X5 X6 E70 E71 Dashboard Navi Monitor Sat Nav System Screen 8,8" 9166782
Promo price
£47.95
£28.77
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 9317119
BMW F01 F02 F04 F25 Amplifier Unit Top Hifi Audio 9317119
Promo price
£284.95
£242.21
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9171900
BMW X5 E70 X6 E71 Computer Control Unit DVD Player RSE MID PLUS PL4 9171900
Promo price
£303.95
£182.37
Free delivery: Mar 3 – 10
If paid before 14:00
Part no. 7567321-1
BMW 1 3 Series E81 E87 LCI E90 116i 316i N45N ECU Kit DME 7567321 + CAS3 + Key
£379.95
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 9293242
BMW 3 7 Series F01 F02 LCI F34 Telematics Control Unit Module TCB ECE 9293242
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9210135
BMW F07 GT Rear Door Wiring Loom Cable Harness 9210135
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 9261110
BMW F20 F21 F30 F31 Fuse Box Power Distribution Control Unit Box Rear 9261110
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 9273584
Seat Belt Module BMW E92 F32 E61 Control Unit LCPA ECU 9273584
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9239323
BMW E81 E90 LCI Business System Car Infotaiment Computer CIC 9239323
Promo price
£94.95
£56.97
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 8639595-4
BMW F30 328i F32 428i N20 245HP Engine Unit ECU Kit DME 8639595 Key + FEM
Promo price
£284.95
£170.97
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9210105
BMW 5 Series F07 GT Gran Turismo Door Wiring Loom Cable Harness 9210105
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 8636069
BMW F20 F30 LCI B48 Engine Gearbox Module Wiring Cable Loom Harness 8636069
Promo price
£75.95
£45.57
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 9239985
BMW F10 F11 Control Unit ECU Module Airbag Safety Unit 9239985
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 6853705
BMW X6 E71 ICM Integrated Chassis Management Control Unit Brakes 6853705
Promo price
£66.95
£40.17
Free delivery: Mar 02
If paid before 14:00
Part no. 9380966
Negative Cable BMW X5 F15 X6 F16 Battery Boot Negative Lead Sensor 9380966
£13.95
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 8385498-1
BMW 7 Series E65 E66 E67 Support Bracket Navigation Computer 8385498
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9128570
PDC Loom Cables BMW E81 E87N LCI Front Bumper Wiring Set 9128570
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 6797439
BMW F07 GT ICM Management Control Unit Module DSC Brakes 6797439
Promo price
£56.95
£34.17
Free delivery: Mar 02
If paid before 14:00
Part no. 9157158
BMW E60 E61 LCI E63 E64 Body Gateway Module ECU Control Unit 9157158
£13.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 8617551
BMW F20 F22 F30 F31 Petrol N20 ECU DME Engine Control Unit 8617551 Automatic
Promo price
£284.95
£170.97
Free delivery: Mar 3 – 10
If paid before 14:00
-15%
Part no. 7951069
KaFAS Camera BMW F45 Front Camera Control Unit Module 9384688
Promo price
£23.95
£20.36
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9229837
BMW X5 E70 LCI ECU Body Control Module PL4 JBBFE III Junction Box 9229837
Promo price
£189.95
£113.97
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9393660
BMW F10 Central Gateway Module Control Unit Lear ZGW-02 4SK 9393660
Promo price
£42.95
£25.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 6966925
BMW E60 E90 Dashboard Onboard Monitor Display Screen 8.8" 6966925
Promo price
£66.95
£40.17
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 7198397
BMW E64 Cabrio Convertible Folding Top Roof ECU Control Unit CVM Module 7198397
Promo price
£85.95
£73.06
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 6911519
BMW E65 E66 E67 Wiper Switch Stalk Steering Column Wheel 6911519
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9119847
BMW 1 3 Series E81 E87 E90 Business Navigation M-ASK System Controller
Promo price
£75.95
£45.57
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 6907313
BMW E65 E66 Wiring Loom Cables Rear Bumper PDC 6907313
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 9129439
BMW E61 E92 F32 LCPA Seat Belt Control Module ECU 9129439
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 6898968
VDP Module BMW F90 M5 F91 M8 G01 G20 Front Suspension Level Control Unit 6898968
Promo price
£113.95
£68.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 8387546
BMW 3 Z4 Series E46 E85 E86 Battery Positive Cable Fuse Box B Base 8387546
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 9380885
BMW 1 3 4 F20 F30 F32 Control Unit Air Conditioning A/C Module 9380885
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 6970676
BMW X5 E70 Rear Bumper PDC Cables Wiring Loom Set 6970676
Promo price
£47.95
£28.77
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 9290804
BMW F20 F22 F30 F32 Module ECU Control Unit FEM Fuse Box 9290804
Promo price
£94.95
£80.71
Free delivery: Mar 3 – 10
If paid before 14:00
-5%
Part no. 918545-102
BMW F11 Wiring Cable Loom 918545-102 767832-113
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 7419610
BMW F30 F31 LCI Headlight LED Module Insert Light Source Set 7419610
Promo price
£47.95
£28.77
Free delivery: Mar 02
If paid before 14:00
Part no. 7550975-1
Starter BMW E81 E82 E87N E88 E90 E91 E92 N43 Starter Motor 7550975
£13.95
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 7545150-1
BMW X5 E53 3.0i M54 231HP ECU Engine Kit DME 7545150 Automatic Key EWS
Promo price
£142.95
£85.77
Free delivery: Mar 3 – 10
If paid before 14:00
-15%
Part no. P0148459-IB1
Mini Cooper One 1 R50 Fuel Filler Cover Fill In Flap Indi Blue Metallic 862
Promo price
£17.95
£15.26
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 7586426
BMW E89 F10 F25 F26 Battery Clamp Bracket Holder 7586426
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9292945
BMW F20 F21 F22 F30 F31 F32 F36 FEM Module Control Unit 9292945
Promo price
£94.95
£56.97
Free delivery: Mar 3 – 10
If paid before 14:00
-40%
Part no. 9149231
BMW 5 Series E60 E61 LCI M-ASK M-Audio System Controller CD Player 9149231
Promo price
£189.95
£113.97
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 8648003
BMW F20 F30 F31 LCI Earth Cable Battery Cable 8648003 12428648003
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9228323
BMW F01 F10 F20 F30 F32 Camera Module Reversing Rear View Control Unit 9228323
Promo price
£94.95
£56.97
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. rhd-7556390
Engine Wiring BMW E90 E91 E92 335i N54 Automatic Gearbox Loom Cable 7556390
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
Part no. 9361150
Wiring BMW X5 F15 M Sport Rear Park Assist PDC Wiring Harness Loom 9361150
£32.95
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 7525696
BMW X5 E53 Ground Battery Cable Alternator Starter 7525696
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 7302256
BMW F10 M5 Control Unit Module ECU Fuel Pump 7302256
Promo price
£32.95
£28.01
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9208452
Wiring BMW F07 Front Bumper PDC Wiring Park Assist Sensor Harness 9208452
Promo price
£61.95
£37.17
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 9261614-1
BMW F20 F21 F22 Rear Bumper PDC Ultrasonic Sensor Glacier A83 Silver Set
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
Part no. 7192742
BMW Z4 Series E89 Battery Holder Hold Down Strap Bracket 7192742
£13.95
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 6925330
Central Bass Speaker BMW E81 E87 E90 E91 E92 Stereo Audio Right O/S 6925330
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 8576333-2
Engine Unit ECU BMW F20 F30 F32 120dX 320dX 420dX N47N 184HP DDE 8576333 Manual
Promo price
£47.95
£28.77
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 9140942-BAR
BMW 1 3 Series E87 E90 E91 LCI Rear PDC Ultrasonic Parking Sensor Barbera Red
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 6782372
BMW X1 X3 Z4 E83 LCI E84 E89 E90 E91 E92 Speed Sensor Cluster 6782372
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 9290357
BMW F10 F20 F22 F30 Navigation Head Unit Harman Sat Nav Unit High 9290357
Promo price
£379.95
£322.96
Free delivery: Mar 3 – 10
If paid before 14:00
-15%
Part no. 9348411
BMW X3 F25 Hifi System Audio Sound Amplifier AMP Module Unit 9348411
Promo price
£89.95
£76.46
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 6928357
BMW 5 Series E60 E61 Front Left Door Wiring Loom Harness Passenger Side 6928357
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 9123994
BMW Z4 Series E89 Cabrio Roadster Radio Antenna Mast Aerial FM Bumper 9123994
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 9164379
BMW E82 Amplifier Hifi Audio Speaker System 9164379
Promo price
£132.95
£113.01
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 7481616-1
Tailgate Lift Module BMW F31 F36 Mini F60 Trunk Control Unit Rear ECU 7481616
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 6948689
BMW E60 E61 E63 Driver Side Door Air Module Control Unit Module 6948689
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 9251976
BMW F10 Footwell Light Control Unit Module ECU FRM III 9251976
Promo price
£32.95
£28.01
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 8372204
BMW X5 Series E53 Control Element Light Switch 61318372204 8372204
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 9253111-1
BMW 1 2 Series F20 F21 F22 Positive Plus Pole Battery Blow Cable Part 9253111
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 6997612
BMW F20 F21 Air Conditioning A/C Climate Control Unit Module ECU 6997612
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 7488140
BMW F10 F20 F21 F30 F31 LCI SCR Control Module ECU Unit 7488140
Promo price
£37.95
£32.26
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 9257366
BMW 5 7 Series F01 F10 LCI Aerial Antenna Amplifier Diversity 868 MHZ 9257366
Promo price
£37.95
£32.26
Free delivery: Mar 02
If paid before 14:00
Part no. 7599959
BMW 3 Series E93 Negative Battery Lead Cable 7599959
£42.95
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 9209684
BMW F01 F02 F04 F07 ECU ICM Control Unit Air Module Bag 9209684
Promo price
£18.95
£16.11
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9228491
BMW 5 Series F10 ECU Body Control Module V2 Junction Box 61359228491 9228491
Promo price
£56.95
£34.17
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 8803368
Display Screen BMW F45 F46 Central Information Navigation Monitor 6,5" 8803368
Promo price
£151.95
£91.17
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 6967184-1
BMW X5 E70 Positive Battery Cable Terminal Box Base B+ X6 E71 6967184
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 9289580
Dashboard Monitor BMW X5 E70 X6 E71 Onboard Display Screen CID 8,8" 9289580
Promo price
£94.95
£80.71
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. rhd-7545232
BMW 1 3 Series E87 E90 N52 Wiring Loom Harness Engine Automatic Gearbox 7545232
Promo price
£37.95
£22.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9343210
Radio CD BMW E81 E87 E90 E91 E92 LCI Professional DAB 9243925
Promo price
£180.95
£108.57
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 8384525
BMW X5 Series E53 Electrical Power Distribution Fuse Box 8384525 6920648
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 7555361-1
BMW 3 5 Series E60 E61 E90 E91 N52 325i 525i ECU Kit DME CAS2 Key 7555361 Manual
Promo price
£379.95
£227.97
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9350065
Battery Cable BMW F90 M5 F91 M8 G11 G30 Positive Wiring Plus Pole Red 9350065
Promo price
£28.95
£17.37
Free delivery: Mar 02
If paid before 14:00
Part no. rhd-9188745
BMW X5 X6 Series E70 E71 Cable Loom Wiring Set Seat Passenger's Side 9188745
£13.95
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 7795021
BMW E60 E61 E63 LCI Earth Cable Electrical Battery Wiring 7789757
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9462613
Camera Speed Control BMW i3 I01 F10 F20 F30 LCI KaFAS ECU Module Unit 9462613
Promo price
£28.95
£17.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 6970890
BMW 7 Series E65 E66 E67 Sensor B-pillar Left Airbag N/S 6970890
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-15%
Part no. 8798189-1
Basic Head Unit BMW F45 X1 F48 Mini F55 F56 Sat Navigation Radio Stereo 8798189
Promo price
£180.95
£153.81
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 1543906
BMW G30 G31 X3 G01 X4 G02 G11 G32 Control Unit SAS Module ECU 1543906
Promo price
£237.95
£142.77
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 8517862
BMW F10 F20 F30 F32 Engine Control Unit Diesel N47N ECU DDE 8517862 Manual
Promo price
£23.95
£14.37
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 7604347
BMW F20 F30 F31 F32 Bracket Holder Power Distribution Control Unit 7604347
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-5%
Part no. 6968649
BMW E93 Convertible Aerial Antenna Amplifier FM/AM Left N/S 6968649
Promo price
£13.95
£13.25
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9283247-1
BMW X1 E84 Radio Stereo CD Player Navigation Nav Head Unit 9283247
Promo price
£56.95
£34.17
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 6958358
BMW 5 X5 Series E39 E53 Hands-free Electronics Charging Module MULF 6958358
Promo price
£56.95
£34.17
Free delivery: Mar 02
If paid before 14:00
-40%
Part no. 9340339
BMW E90 Max Brose Footwell Light Module Control Unit ECU 9340339
Promo price
£189.95
£113.97
Free delivery: Mar 02
If paid before 14:00
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 .