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.
Make
Category
Subcategory
Condition
In Stock
Price
-5%
Part no. 7266666
BMW F11 Touring Control Unit Rear Tailgate Boot Lid Function Module 7266666
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 8576341
BMW F20 F21 F30 F31 118d 318d 143HP N47N Engine Control ECU DDE 8576341 Manual
Promo price
€56.95
€34.17
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 9125237
CD Changer BMW X5 E70 X6 E71 Mini R55 R56 R57 6 Disc Changer Unit 9125237
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 7615305
Engine Wiring BMW F20 F21 F30 F31 N13 Loom Module Harness Cable 7615305
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 9290014
BMW X3 F25 Light Module Control Footwell ECU Unit FRM3 9290014
Promo price
€108.95
€65.37
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 7555188
BMW 5 6 Series F10 F11 F12 F13 Control Unit Box Cover 7555155
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 9221462
BMW F01 Front Seat Control Unit Module ECU Left Temic 9221462
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 8632554
Fuse Box Cover BMW X3 G01 X4 G02 Trim Panel Lid Housing Bracket 8632554
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 9257150
BMW F01 F02 F03 F10 F11 F20 F21 F30 F31 Bluetooth Module Combox Media 9257150
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 8510221
BMW E90 E91 LCI E92 330d Diesel N57 Engine Control Unit DDE 8510221 Automatic
Promo price
€113.95
€68.37
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 8610635-3
BMW F20 F30 F31 120i 320i N20 184HP Engine Control Unit ECU DME 8610635 Manual
Promo price
€237.95
€142.77
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 6825541
BMW F20 F21 F22 F30 F32 Front Electronic Module Control Unit FEM 6825541
€99.95
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 8843416
BMW G30 Battery Cell Module Supervision Circuit Control Unit 8843416
Promo price
€42.95
€25.77
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 7537365
Cable Wire BMW E60 E61 E81 E87 E90 Tubing For Clamp 7537365
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 8507398
Glow Bracket BMW E60 E87 LCI E90 E91 E92 F10 F11 N47 Diesel Relay Plug 8507398
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 9196100
Mini Cooper One F55 F56 F57 B Pillar Upper Column Airbag Sensor 9196100
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 7810860-1
BMW 3 Series E90 E91 E92 E93 LCI N47N Engine Alternator Starter Cable B 7810860
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 9241826-1
BMW F10 F11 On Board Screen Central Information Display Monitor 10,25" 9241826
€94.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 9261599
BMW F20 F21 F22 Rear Bumper PDC Ultrasonic Sensor Estoril Blue 2
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 9312596
BMW F12 F13 LCI F06 Gran Coupe Amplifier Hifi System Sound System Module 9312596
Promo price
€51.95
€31.17
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 8590102
Alternator Cable BMW 5 G30 G31 G12 B57 Battery Wiring Alternator B+ 8590102
Promo price
€32.95
€28.01
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 6887753
BMW F20 F21 F22 F30 F31 F32 ICM Control Unit Module ECU 6868599
Promo price
€32.95
€28.01
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6864206
Air Module BMW F20 F21 F30 F31 F32 ECU ICM Plus Control Unit 6864206
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 4752820
Positive Cable BMW F20 F21 Under Bonnet Battery Wiring Loom 4752820
Promo price
€32.95
€28.01
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 9866982
BMW F20 F22 F30 F32 REM Rear Electronic Module Fuse Box Control Unit V5 9866982
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 8365960
BMW E38 E39 E53 Battery Crash Disconnection Control Relay 8365960
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6982652
BMW 1 Series E82 E88 Positive Battery Lead Cable Wire 61126982652 6982652
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 7823651
BMW F10 F11 Engine Wiring Loom Cable Harness Injector Module 520d N47N 7823651
Promo price
€32.95
€28.01
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 8582279-3
BMW F20 F30 F32 120d 320d 420d Diesel N47N 184HP ECU Kit DDE 8582279 Keys FEM
Promo price
€222.95
€189.51
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 9207515
BMW X1 E84 Battery Cable Wire Lead Positive 9207515 61129207515
Promo price
€123.95
€74.37
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6933270
BMW 7 Series E65 E66 E67 Control Unit Door Rear Driver Side 6933270
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7110854
BMW Z4 Series E85 Roadster Head Lamp Cleaning Device Container 7110854
€37.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 8381963
BMW E39 Petrol M52 523i Body Control Module 8381963
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 9296495
BMW F20 F21 F22 F30 F31 F33 F34 Air Module Control Unit ECU 9296495
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 9267419
BMW E90 LCI Body Control Module H1 61359267419 9267419
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 9186664
BMW 3 Series E92 Front Right O/S Driver Side Door Wire Wiring Loom 9186664
Promo price
€32.95
€28.01
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 8576341-2
BMW F20 F21 F30 F31 116d 316d 116HP N47N ECU Kit DDE 8576341 + Key + FEM
€222.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 9251722
BMW F20 Front Left Door N/S Wiring Loom Harness Cables 9251715
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 9287441
BMW F21 F22 F23 Wiring Loom Harness Passenger Side 9287441
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 9286789
BMW E88 ECU Body Control Module H4 Junction Box PL2RR JBBFE IIIR 9286789
Promo price
€80.95
€48.57
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 8506566-2
BMW E90 E91 LCI 320d ed N47N 163HP ECU DDE 8506566 Manual Transmition
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 8706502
BMW 1 3 4 Series F20 F21 F30 F31 Radio Remote Control Receiver 434 MHZ 8706502
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 9186215
Audio Controller BMW E90 System Control Unit Module Navigation 9186215
€127.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 9360501-3
BMW F40 F48 Mini F56 Distribution Fuse Box Rear Electric Power Fuse Box 9360501
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 8067512
BMW F10 F11 F30 F31 Alarm System Unit Security Basis Module 8067512
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 9118111
BMW 1 Series E81 E82 Door Wiring Loom Harness 9118111
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 3412238
BMW X3 Series E83 2.5i 3.0i M54 Automatic Gearbox Wiring Loom Harness 3412238
€28.95
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 6807633
Control Unit BMW F01 F07 F10 F11 F25 Air Module ECU Unit Continental 6807633
Promo price
€42.95
€25.77
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 6977066
BMW X5 E70 Door Cable Harness Wiring 6977066 6937277
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6932452
BMW 5 6 Series E60 E61 E63 E64 Power Distribution Electrical Fuse Box 6932452
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 8621500
BMW F20 F21 F30 LCI Petrol N13 N20 Cable Alternator Starter Base B+ 8621500
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 9229878
BMW E91 LCI ECU Body Control Module Junction Box H2 9229878
Promo price
€62.95
€53.51
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 9273629
BMW F11 Footwell Light Module ECU Control Unit FRM III TEMIC 9273629
€28.95
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 3453247
BMW X3 E83 E90 Engine Automatic Gearbox Module Wiring Cable Loom Harness 3453247
Promo price
€47.95
€40.76
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 6942551
BMW E87 E90 E91 Front Left N/S Seat Lordosis Pad Adapter Lead Wiring
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 6821404
High Voltage Cable BMW F45 Mini F60 Hybrid Plugin Alternator 6821404
Promo price
€332.95
€199.77
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 9243559
BMW X6 Series E71 Cable Loom Door Rear Left Right N/O/S Wiring Harness 9243557
€30.95
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 6915943
BMW 7 X3 Z4 Series E65 E66 E83 E85 E86 Interface Japan Luggage Module 6915943
Promo price
€94.95
€56.97
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 9142218-SBG
BMW X3 E83 LCI PDC Parking Ultrasonic Sensor Silbergrau - A08 9139866 SET X2
€28.95
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 8506199-2
BMW E60 E61 LCI 520d N47 Diesel Engine ECU Kit DDE CAS3 + Key 8506199
Promo price
€284.95
€170.97
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 6882963
Air Module BMW F01 F02 LCI F07 GT F10 F11 F13 ECU ICM Control Unit 6882963
Promo price
€32.95
€28.01
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 9366413
FEM Module BMW F20 F21 F22 F30 F32 ECU Control Unit Fuse Box 9366413
Promo price
€94.95
€56.97
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 9362395
BMW F20 F30 F31 F34 Electrical Body Control Unit Module REM V2 9362395
Promo price
€42.95
€25.77
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 9243667
BMW X3 F25 X4 F26 Rear Door Left Right N/O/S Wiring Loom Cables Harness 9243667
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 8383185
BMW X5 7 Series E38 E53 Control Unit Illuminated Door Handle 8383185
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6932399
BMW X5 E53 Cable Loom Plug Socket Connector Wiring Harness 6932399 6932396
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 9267203
BMW 3 Series E90 LCI Body Control Module H1 PL2RR JBBFE IIIR 61359267203 9267203
Promo price
€47.95
€40.76
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 8579482
BMW F20 F21 116d ed Diesel N47N 116HP Engine Control ECU DDE 8579482 Manual
Promo price
€94.95
€56.97
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6857124
Crash Module BMW F01 F02 LCI F10 F11 F13 ICM Control Unit ECU 6857124
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 3421562
Engine Wiring Harness BMW X3 E83 2.0i N46 Wiring Loom Manual Gearbox 3421562
Promo price
€47.95
€40.76
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 3404568
BMW X3 Series E83 2.5i 3.0i Engine Starter Motor Positive Battery Cable 3404568
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6964142
BMW 7 Series E65 E66 E67 Control Unit Door Rear Driver-Side 6933266
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 7570254
Plus Cable BMW X1 E81 E87 E90 E91 N45 N46 Alternator Starter Wiring 7570254
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 9177195
BMW E65 E66 X5 E70 X6 E71 Video TV Tuner Module Control Unit ECU 9177195
€284.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 6787836-1
BMW E81 E87 LCI E90 LCI ABS DSC Module Pump Wiring Harness Cable 6954572
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 8577625
BMW F20 F21 116d ed N47N Engine Control Unit ECU DDE 8577625 Manual Transmission
Promo price
€37.95
€32.26
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 9271216
BMW X3 F25 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9271216
Promo price
€66.95
€56.91
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 8636054
BMW F20 F30 LCI 120i 320i 330i B48 Engine Wiring Cable Loom Harness 8636054
Promo price
€165.95
€99.57
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6913896
BMW Z4 E85 E86 Aerial Antenna Amplifier Module Rod 6913896
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 8512047
BMW E90 E91 LCI N47N 320d ed ECU KIT DDE CAS 3 Key 8512047 Manual
Promo price
€165.95
€99.57
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 8512589
BMW E81 E82 E87 LCI E88 N47S 123d 204HP Engine Unit ECU Kit DDE 8512589 Manual
€341.95
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 8582280
Engine Control ECU BMW F20 F21 116d N47N 116HP DDE 8582280 Manual Transmission
Promo price
€47.95
€28.77
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6926433
BMW 1 3 Series E87 E90 E91 Mini R56 R57 Seat Control Unit Module Heating 6926433
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 9261606
BMW 1 2 F20 F21 F22 Rear Bumper PDC Ultrasonic Sensor Mineralweiss White A96
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 8638588
BMW F20 F22 F30 LCI 125i 230i 320i 330i B48 Cable Alternator Starter 8638588
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6905639
BMW E65 E66 Japan Mobile Phone Buffer Module ECU J-buf 6905639
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 9160558
BMW 5 Series E60 E60N E61 E61N LCI Airbag ECU Control Unit Module
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 6989713-1
BMW E88 E89 E93 Convertible Cabrio DWA-Alarm System Module Set Of 2 6989713
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 9120813
BMW E60 E61 Rear Right Left N/O/S Door Wiring Loom 9163173
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6921309
BMW E65 E66 Centre Console Front Armrest Tray Cables Wiring Set 6921309
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 9365837
BMW F20 F21 F22 F30 F31 Head Unit Basic Media Headunit 9365837
Promo price
€218.95
€131.37
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6934030
BMW 7 Series E65 E66 Wiring Loom Harness Right O/S Front Door 6934028
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 8577764-1
BMW F10 F11 520d Diesel N47N 184HP ECU Kit DDE 8577764 + Key + CAS4 Automatic
Promo price
€379.95
€227.97
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 6824383
BMW 1 2 3 4 Series F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 6824383
Promo price
€113.95
€96.86
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 9228323
BMW F01 F10 F20 F30 F32 Camera Module Reversing Rear View Control Unit 9228323
€113.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 9362445
BMW F20 F21 F22 Audio Amplifier Harman Kardon Active Sound Design Unit 9362445
€104.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7609656-3
BMW Z4 E89 Roadster 23i N52N 204HP ECU Kit DME 7609656 CAS3 Key Manual
€336.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6882780
BMW X5 F15 X6 F16 Power Steering Column Control Unit Module 6882780
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 3427743
BMW X3 Series E83 Wiring Drivers Side Loom Front Door Cables Right O/S 3427743
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
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 .