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
-40%
Part no. A2129009908
Mercedes SLK R172 Fuse Box Relay Control Unit SAM Module A2129009908
Promo price
€127.95
€76.77
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
Part no. A2229009910
Mercedes W205 W213 C238 Seat Heating Heater Module Control Unit ECU A2229009910
Promo price
€66.95
€40.17
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 9199996
Holder BMW F13 TV Video Switch Control Module Unit Bracket Mount 9199996
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 6986791
BMW E60 E61 E81 E87 E90 F10 F11 Audio Aux In Socket Plug 6986791
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 7011612
BMW 7 Series E65 E66 E67 Centre Console Coinbox With Vent Storage Compartment
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. 1S0919275D-MRE
Audi A5 8T PDC Parking Distance Control Sensor 1S0919275D Misano Red Pearl - Z3M
€23.95
Free delivery - Wed, Oct 22
If paid before 14:00
-15%
Part no. 6909235
BMW Z4 Series E85 E86 Petrol Pressure Hose Compressor Condenser 6909235
Promo price
€32.95
€28.01
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
Part no. 6801509
Wireless Charger BMW F90 M5 G30 Centre Console Phone Module Unit 6801509
Promo price
€89.95
€53.97
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
Part no. 9241825
Central Information Display BMW F10 F11 LCI Boardmonitor Screen 7" 9241825
Promo price
€47.95
€28.77
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 1K0951253-1
VW Volkswagen Audi Seat Relay 449 12V 30A Unit Module 4 Pins 1K0951253
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. A2118203375
Antenna Booster Mercedes W211 Rear Boot Lid Tailgate Amplifier A2118203375
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. A2129001829
Mercedes C207 W212 Front Right Door O/S Control Unit Module A2129001829
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. A2215400205
Mercedes W221 Brake Pad Wear Indicator Sensor Front Left Right N/O/S A2215400205
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. A0535450226
Mercedes Sprinter W906 Fuse Box Connector Plug Socket A0535450226
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
Part no. A9079000305
Mercedes Sprinter W907 W910 Body Control Module BCM V2 ECU A9079000305
Promo price
€113.95
€68.37
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
Part no. 4E0910148C
Audi A8 4E S8 D3 TV Tuner DVB Receiver Hybrid Digital / Analog 4E0910148C
Promo price
€94.95
€56.97
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 6826201
Junction Point BMW X5 F15 X6 F16 B + Battery Power Distributor 6826201
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
Part no. A2215402462
Mercedes W221 SAM Fuse Box Comfort Control Module Unit ECU A2215402462
Promo price
€42.95
€25.77
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
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
€68.37
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
Part no. 8W8971687M
Audi A5 F5 Sportback Door Wiring Harness Loom Rear Left N/S 8W8971687M
Promo price
€47.95
€28.77
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. 02Z911024Q
Audi A3 8V 2.0 TDI Quattro Starter Motor Engine Diesel Bosch 02Z911024Q
€23.95
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 9140179
BMW F10 Radio Antenna Amplifier Suppression Filter 9140179
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-15%
Part no. A1765404609
Mercedes W176 Rear Bumper PDC Wiring Loom Parking Sensor Cable Harness 9364201
Promo price
€61.95
€52.66
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 9371789
BMW F20 F21 F30 F31 Bluetooth Teleservices GPS Telematics Module 9371789
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. A0061514101
Starter Motor Mercedes W164 OM642 Diesel Engine Starter Actuator A0061514101
€42.95
Free delivery - Wed, Oct 22
If paid before 14:00
-15%
Part no. 9366112
Mini F56 Active Sound Design Radio Audio Amplifer Control Unit Module 9366112
Promo price
€42.95
€36.51
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
Part no. 8573260-8
BMW F20 F21 116d ed Diesel N47N 116HP ECU Kit DDE 8573260 + Key + FEM Manual
Promo price
€417.95
€250.77
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 7164820-2
BMW E88 E93 Convertible Rollover Bar Protection System Sensor Unit Module 800137
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-15%
Part no. 8K0907472
Audi A4 B8 Headlight Headlamp LED Module Control Unit 8K0907472
Promo price
€37.95
€32.26
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 9276096
BMW 5 6 7 Series F01 F10 F13 Antenna Aeral Amplifier Diversity 868 MHZ 9276096
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 6957347
BMW 6 Series E63 E64 F06 F12 F13 Aerial Antenna Amplifier Module Left N/S
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-15%
Part no. 9266385
Central Information Display BMW F10 F11 On-Board Screen 10,25" 9247872
Promo price
€75.95
€64.56
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. 7612815
BMW F10 M5 F12 F13 M6 F07 X5 F15 Starter Motor 428000-8530 12V 7612815
€37.95
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 8638551
BMW F20 F21 F22 F30 F32 LCI Integrated Supply Module Unit 8638551
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. 7199998
Mini R52 Cabrio Convertible Folding Top Roof CVM Module Control Unit 7199998
€32.95
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. A2469050101
Mercedes W176 W246 Rear Boot Lid Tailgate Antenna Booster Amplifier
€23.95
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
Part no. 9395949-1
Radio Player Mini F54 F55 F56 Stereo Head Unit Module Alpine 9395949
Promo price
€142.95
€85.77
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. 03L906018KP
Audi TT 8J CFGB 2.0 TDI Quattro 170HP Engine ECU Kit 03L906018KP Automatic
€146.95
Free delivery - Wed, Oct 22
If paid before 14:00
-15%
Part no. 9286110
BMW F20 F21 F30 F31 F32 Body Control Comfort Module Unit FEM ECU LR01 9286110
Promo price
€113.95
€96.86
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. A2229004213-1
Keyless Go Mercedes GLC X253 Keyless Entry Control Module A2229004213
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 6928934
Antenna Amplifier BMW E82 E90 E92 Diversity Signal Boost 6928934
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-15%
Part no. 9343687
BMW F01 LCI F07 F10 F11 F25 Safety Control Unit Air Module Bag ECU 9343687
Promo price
€42.95
€36.51
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. 8380698
BMW E38 E53 E86 F15 Mini R50 Diagnoctic Socket Connector Plug Housing 8380698
€23.95
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 6927706
BMW 5 6 Series E60 E63 E64 Tubing Duct Battery Cable Lead Positive Underfloor
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. A6396641914
Mount Support Mercedes Vito W639 Battery Bracket Holder Mounting A6396641914
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. H1BT18B955EF
Ford Transit Custom Mk1 Dashboard Radio Head Unit Display H1BT-18B955-EF
€94.95
Free delivery - Wed, Oct 22
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 - Wed, Oct 22
If paid before 14:00
-5%
Part no. 9196591
BMW E88 Cabrio Convertible Folding Top Roof ECU Module CVM6 9196591
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-15%
Part no. 6973117
BMW 1 3 Series E81 E87 E90 E91 E92 E93 Parking Control Module Unit PDC 6973117
Promo price
€99.95
€84.96
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. 8U0907468Q
Audi Q3 8U Gateway Control Module Unit ECU 8U0907468Q
€23.95
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. A2129001929
Mercedes W176 Keyless Control Module Unit ECU A2129001929
€23.95
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
Part no. 9134669
BMW E93 Convertible Seat Control Unit Module ECU 9134669 FSV 7.10.0
Promo price
€51.95
€31.17
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. 7610009-5
Mini Cooper S R55 R56 N14 1.6 174HP Engine Control ECU Kit DME 7610009 Manual
€450.95
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. A2048706826
Mercedes W204 ECU Control Unit Sensor Module Airbag A2048706826
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
Part no. A2701506733
Wiring Harness Mercedes W246 M270 Petrol Engine Wiring Harness Loom A2701506733
Product currently unavailable
Part no. 6972651
BMW Mini R52 Cabrio Convertible Folding Top Roof Module 6972651
€23.95
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. A2058201201
Sunroof Wiring Mercedes C205 C238 Panoramic Motor Cable Harness A2058201201
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
Part no. A2034404432
PDC Wiring Mercedes CL203 Front Bumper Parking Sensor Loom Cable A2034404432
Promo price
€66.95
€40.17
Free delivery - Wed, Oct 22
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 - Wed, Oct 22
If paid before 14:00
-15%
Part no. 5A234D0
Wiring Cable BMW F06 F12 F13 Electric Parking Hand Brake Handbrake Cable 5A234D0
Promo price
€42.95
€36.51
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
Part no. A9079020303
Mercedes Sprinter W907 W910 AIr Module Sensor Unit ECU A9079020303
Promo price
€161.95
€97.17
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. A2065403645
Mercedes W206 Front Door Wiring Harness Cable Left Right N/O/S A2065403645
€94.95
Free delivery - Wed, Oct 22
If paid before 14:00
-15%
Part no. A9065460121
Mercedes W906 Battery Cable Negative Lead Wiring Harness A9065460121
Promo price
€28.95
€24.61
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. H1BT18K811LF
Ford Transit Custom Mk1 Radio Head Unit Control Panel H1BT18K811LF
€37.95
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 9338800
iDrive Control Unit BMW F10 F20 F30 Touch Controller Module ECU 9338800
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. A1635402333
Mercedes-Benz M ML W163 Centre Console Wiring Harness Cable Loom A1635402333
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. 6C1T-9K499-AHC
Ford Transit Mk7 2.2 TDCi Engine Wiring Harness Cable Loom 6C1T-9K499-AHC
€51.95
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 1709317
BMW X5 E53 E60 E61 E63 E64 Petrol Engine Ping Knock Sensor 1709317
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
Part no. 7583526-1
BMW X3 Series E83 2.5si N52N 218HP Engine ECU Kit DME + Key 7583526 Manual
Promo price
€417.95
€250.77
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. A1729008206
Interface Module Mercedes W176 W204 W212 Multimedia Control Unit A1729008206
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. A2213201058
Mercedes R231 Valve Block Air Suspension Control Unit A2123200358
€203.95
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. A2118703485
Mercedes W211 Door Module Rear Right O/S Control Unit ECU A2118703485
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. 02M911023G
VW Volkswagen Golf 1K 2.0 TFSI BWA Starter Motor 02M911023G
Product currently unavailable
-40%
Part no. 7118854
BMW Z4 Series E85 Cable Loom Wiring Harness Rear Window Heating 7043906
Promo price
€56.95
€34.17
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. A0009006302
Mercedes W176 Automatic Gearbox Transmission Module Control Unit ECU A0009006302
€32.95
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 8K0959793S
Audi A4 B8 Front Door Control Module Unit ECU 8K0959793S
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 4H0959655H
Audi A7 4G8 Air Module Control Unit ECU SRS Module Unit 4H0959655H
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 9321022
BMW Mini Cooper F55 F56 F57 B Junction Terminal Box 300-400 W 9321022
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. 7550967-1
BMW E81 E90 E91 E60 Petrol Alternator Generator 150A 7550967
€51.95
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 4H0907182H
Audi A8 D4 4H Front Seat Backrest Control Module Unit ECU 4H0907182H
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. A2048702626
Door Module Mercedes W204 Rear Right O/S Control Unit Module A2048702626
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-15%
Part no. A9079001705
Mercedes Sprinter B907 Ignition Control Module Keyless A9079001705
Promo price
€123.95
€105.36
Free delivery - Wed, Oct 22
If paid before 14:00
-15%
Part no. 9122100
BMW 1 Series E88 Mini Cooper R57 R59 Sat Nav GPS Antenna Amplifier 9122100
Promo price
€37.95
€32.26
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. A1715400107
Mercedes SLK R171 Window Lifter Lift Switch Cable Wiring Harness A1715400107
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. 04L903018A
Audi A4 B9 A5 F5 Q5 FY A6 C8 A7 C8 Alternator Generator Valeo 04L903018A
€123.95
Free delivery - Wed, Oct 22
If paid before 14:00
-15%
Part no. A2469055003-1
Ignition Switch Mercedes W167 W177 W247 Lock Control Unit Module A2469055003
Promo price
€51.95
€44.16
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. A0009003704
Mercedes W204 W212 Tyre Pressure Check Monitor Control Unit Module A0009003704
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
Part no. 8039828
BMW X5 E70 Rear Bumper PDC Parking Sensor Cables Wiring Harness Loom Set 8039828
Promo price
€66.95
€40.17
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
Part no. 8E0057185KX
Audi A4 B7 Radio Media Player Audio CD Head Unit Player Concert 8E0057185KX
Promo price
€113.95
€68.37
Free delivery - Wed, Oct 22
If paid before 14:00
-15%
Part no. 9381101
BMW F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9381101
Promo price
€56.95
€48.41
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. 8T0907468H
Audi A4 B8 Gateway Interface Control Module Unit ECU 8T0907468H
€23.95
Free delivery - Wed, Oct 22
If paid before 14:00
-15%
Part no. 7843349
BMW F10 F11 LCI M5 F06 F13 M6 S63N Cable Alternator Starter Base B+ 7843349
Promo price
€28.95
€24.61
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
Part no. A6519003403-2
Mercedes W906 314CDI OM651.955 143HP Engine Unit Module ECU Kit A6519003403
Promo price
€398.95
€239.37
Free delivery - Wed, Oct 22
If paid before 14:00
-15%
Part no. 6824116
BMW 3 F30 LCI 330e Hybrid High Voltage Battery Wiring Inverter Cable 6824116
Promo price
€94.95
€80.71
Free delivery - Wed, Oct 22
If paid before 14:00
Part no. 6935597-1
Parking Sensor BMW E81 E87 E90 E91 PDC Set Front Rear Titansilber Metallic - 354
€28.95
Free delivery - Wed, Oct 22
If paid before 14:00
-15%
Part no. 9189906
BMW E88 E93 LCI Air Module Control Unit ECU 9189906
Promo price
€32.95
€28.01
Free delivery - Wed, Oct 22
If paid before 14:00
-40%
Part no. 9133085
BMW X5 Z4 Series E89 E70 Mini Cooper R56 R57 CD Changer Multichanger 9133085
Promo price
€28.95
€17.37
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. 3449504
Mini Cooper One R55 R56 Electrical System Fuse Distribution Box 3449504
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
If paid before 14:00
-5%
Part no. A2035407308
Mercedes-Benz C-Class W203 Rear Left Right Door Wiring Loom Harness A2035407308
Promo price
€23.95
€22.75
Free delivery - Wed, Oct 22
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 .