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. 1K0951253A
VW Audi Seat Skoda Glow Plug Relay Unit Engine Supply Black 4 Pins 1K0951253A
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 8W0907159D
Audi RS4 B9 A5 F5 Impact Sound Module Control Unit 8W0907159D
€42.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A0045450405
Mercedes W169 W203 W639 W906 Relay 5-Pins Green Control Unit 12V A0045450405
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 5H0971104P
Volkswagen Golf Mk8 CD1 Parking Sensor Wiring Rear Bumper Loom Cable 5H0971104P
Promo price
€32.95
€28.01
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. A2479052503
Mercedes Sprinter W910 Remote Key Control Unit A2479052503
Promo price
€94.95
€80.71
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. A6519002803-3
Mercedes Vito W447 114 CDI OM651.950 Engine ECU Kit Ignition + 2 Key A6519002803
€474.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 9264924
BMW F01 F02 F10 F11 F13 Power Distribution Fuse Box Rear 9264924
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 9374510
BMW F20 F21 F30 F31 F32 Body Control Unit Module REM 9374510
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. A2129008224
Headlight Control Module Mercedes W207 W212 Unit A2129008224
Promo price
€85.95
€51.57
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. A2198202026
Door Module Mercedes C219 Front Door Right O/S Control Unit A2198202026
Promo price
€61.95
€37.17
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 7789755
BMW 5 6 Series E60 E61 E63 E64 LCI Cable Starter-Base B 7789755
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 8K0959793C
Audi A4 B8 Door Module Control Unit ECU Front Driver's Side 8K0959793C
€23.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 2752518
BMW Mini Cooper R55 R56 Control Unit Module Bracket Holder PGS 2752518
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 6933264
BMW E65 E66 Control Unit Door Rear Passenger Side 6933264
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. 4F1971687AL
Audi A6 C6 Rear Left N/S Door Harness Cable Loom 4F1971687AL
Promo price
€51.95
€31.17
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. A2049006301
Mercedes W204 Rear SAM Module Fuse Box Control Unit A2049006301
Promo price
€47.95
€28.77
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 8W0907217D
Audi A4 B9 Front Windscreen Windshield Lane Assist Camera 8W0907217B
€227.95
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 6809244
Head Unit BMW F20 F21 F32 F36 LCI Radio Media GPS Sat Navigation Unit 6809244
€408.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 8594489
BMW X1 F48 Mini F55 F56 F57 Battery Cable Starter-Base B+ 8594489
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. A2535400701
Mercedes A238 M276 Engine Alternator Wiring Loom Harness A2535400701
Promo price
€61.95
€52.66
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 9298945
BMW X1 E84 ECU Body Control Module Junction Box H2 PL2RR JBBFE IIIR 9298945
Promo price
€113.95
€96.86
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 8X0971845C
Audi A1 8X Fuse Box Relay Control Unit Module Bracket Holder 8X0971845C
Promo price
€28.95
€24.61
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 8W0959655F
Audi A4 B9 Air Module Crash Control Module Unit ECU 8W0959655F
€222.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. DV6T14B531BD
Ford Transit Connect Door Module Front Right O/S Control Unit ECU DV6T14B531BD
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. TM450
Trafficmaster TM450 GPS Vehicle Location Tracker Control Unit Module ECU
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A2055407616
Wiring Mercedes W205 Electrical Cable Transmission To Body A2055407616
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. 9897879-4
Mini Cooper F55 F56 F60 B38C 1.5 136HP Engine Module ECU DME 9897879 Manual
Promo price
€227.95
€136.77
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 3415607
BMW X3 E83 LCI Petrol N52N Cable Alternator Starter Base B+ 3415607
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 6937083
Ultra Sonic Module Mini Cooper R50 R53 Alarm System Sensor 6937083
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 9290992
BMW F20 F21 F22 F30 F31 Radio Player CD Bluetooth Head Unit Control 9290992
€113.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 7541779
BMW Z4 E85 2.0i N46 Cable Alternator Starter Base B+ 7541779
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 9339825
BMW G11 G30 G31 Power Supply Module High Voltage Battery Terminal Point 9339825
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. 7843332
Engine Wiring BMW F10 M5 F12 M6 Loom Harness Injection Valve Cyl. 5-8 7843332
Promo price
€132.95
€79.77
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 4H0907658C
Audi S3 8Y A5 F5 Q5 FY A8L 4H Air Quality Sensor Unit 4H0907658C
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 7W93-11A134-AA
Jaguar XF 250 Power Adapter Battery Positive Terminal 7W93-11A134-AA
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A2038206626
Mercedes-Benz C-Class W203 Door Control Module Unit Rear Right O/S A2038206626
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 8843416
BMW G30 Battery Cell Module Supervision Circuit Control Unit 8843416
€42.95
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 9124585-SED
BMW E87 E90 PDC Parking Sensors Ultrasonic Set x2 Sedonarot - A79 9124585
€23.95
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 8W6907217A
Audi A5 F5 Front Windscreen Windshield Lane Assist Camera 8W6907217A
€37.95
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 7809680
Engine Wiring BMW F10 F11 N57 N57S Loom Cable Harness Injector Module 7809680
Promo price
€32.95
€28.01
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. A2055405203
Mercedes W205 Negative Cable Battery Lead Minus Pole Wiring A2055405203
€23.95
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 7939168
Rain Sensor BMW F20 F21 F30 F31 Windscreen Light Solar Condensation Unit 7939168
Promo price
€61.95
€52.66
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 9313616
BMW F30 F31 Driver's Side Door Wiring Electrical Loom Harness Cable 9313616
€56.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A0009820512
Energy Distributor Mercedes W177 W212 Power Control Unit Module A0009820512
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 9243781
BMW F12 F12 LCI Hi-Fi Audio System Amplifier Harman Becker 9243781
€165.95
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 197-299-00
BMW F20 F21 DRL Daytime Running Lights Led Module Control Unit PCB 197-299-00
€42.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 8636596
BMW 1 3 Series F20 F21 F30 F31 Line Cable Power Distribution Module 8636596
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 4L0919475A
BCM Module Audi Q7 4L A6 C7 A8 4H Body Control Unit ECU 4L0919475A
€142.95
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 8Y4971104BK
Audi S3 8Y Rear Bumper Wiring Harness Cable Loom 8Y4971104BK
Promo price
€70.95
€60.31
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A2118704126
Mercedes W221 Door Control Module Right Rear O/S A2118704126
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. 8512498-5
BMW E84 E90 LCI 20dX 320xd N47 177HP ECU Kit DDE 8512498 CAS3 + Key Manual
Promo price
€232.95
€139.77
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. A2469000012-2
Mercedes W176 W246 Radio Head Unit COMAND Navi Player Control Unit A2469000012
Promo price
€170.95
€145.31
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 02E911024M
Audi A3 8V 2.0 TFSI DJHA Starter Motor 12V 02E911024M
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 6933410
BMW E85 Fuses Electrical Fuse Set 6933410
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 6932644-1
BMW 3 5 Series E60 E71 E90 E92 Suppression Filter Aerial Module Antenna 6932644
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. A6549001400-1
Mercedes W213 E220 CDI 654.920 194HP Engine ECU Kit A6549001400 Automatic
Promo price
€455.95
€273.57
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 3412336
BMW X3 E83 Battery Cable Negative Wiring 3412336
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A2045420323
PDC Display Mercedes W204 Front Parking Sensor Screen Control Unit A2045420323
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 9124585-SED1
BMW E87 E90 PDC Parking Sensor Ultrasonic Set x4 Sedona Rot - A79
€23.95
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. A2115455332
Mercedes C219 SAM Module Comfort Control Unit A2115455332
Promo price
€28.95
€24.61
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 1K0906093H
Seat Ibiza 6J 1.2 TSI Petrol Fuel Pump Control Unit Relay 1K0906093H
Promo price
€28.95
€24.61
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 1486455080
Peugeot Expert Citroen Jumpy Negative Battery Terminal Cable Wiring 1486455080
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. 9305736
BMW X1 E84 ECU Body Control Module Junction Box H2 PL2RR JBBFE IIIR 9305736
Promo price
€61.95
€37.17
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A2465409611
Mercedes-Benz A B Class W176 W246 Battery Surround Trim Box Bracket A2465409611
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. 9222071
BMW F07 BCM Body Control Module Unit Controller 9222071
Promo price
€47.95
€28.77
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 4M0907247A
Keyless Entry Amplifier Audi A4 B9 A5 F5 Control Box Module Antenna 4M0907247A
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. A6461503272
Mercedes W211 E220 CDI 646.821 170HP Engine Unit ECU Kit A6461503272 Key Lock
Promo price
€170.95
€102.57
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 5Q0971230HH
Audi S3 8V Starter Alternator Wiring Harness 5Q0971230HH
Promo price
€32.95
€28.01
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 7795779
BMW 5 Series E60 E61 Cable Alternator Starter Base B 520d Diesel M47N2 7795779
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. A6229000700
Mercedes W447 Bosch Glow Plug Relay Controller Unit Control Module A6229000700
€75.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A2128202289
Mercedes W212 Aerial Antenna Module Amplifier Rear Window Top Left A2128202289
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 7848603
Alternator BMW F87 M2 F80 M3 F82 F83 M4 S55 Engine Generator 250A Denso 7848603
€113.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A2465405733
Wiring Harness Mercedes X156 W176 Petrol Battery To Starter Cable A2465405733
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 5Q0907530AL
Audi A3 8V VW Golf 5G Central Gateway Control Unit Module Relay ECU 5Q0907530AL
€23.95
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. 8589170
Starter Harness BMW X3 G01 X4 G02 30dX 40dX B57 Cable Base B+ Loom 8589170
Promo price
€61.95
€37.17
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 4F0971845A-2
Audi A6 C6 Comfort Body Module Fuse Relay Box Control Unit 4F0971845A
€23.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 1K0971228L
VW Golf MK5 6 Audi A3 8P Positive Battery Terminal Cable 1K0971228L
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A0025421119-1
Relay Unit Mercedes W163 W168 W203 W211 4-Pin Black Hella A0025421119 Set 2x
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 8605454
Engine Wiring BMW F10 F21 F30 LCI F36 N20 Loom Module Harness Cable 8605454
Promo price
€66.95
€56.91
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A2229002112
Door Module Mercedes W205 GLC C253 Control Unit Rear Right O/S A2229002112
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. A2059002922
Door Module Mercedes W205 W253 C253 Front Left N/S Control Unit ECU A2059002922
Promo price
€32.95
€28.01
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 8T8035225C
Audi A5 8T Audio Radio Aerial Amplifier Control Unit 8T8035225C
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A6519064300
Mercedes W205 Diesel OM651 Engine Starter Motor Actuator Bosch A6519064300
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 1439559
BMW X5 Series E53 Battery Cable Plus Pole 1439559
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. 7524715
BMW Z4 E85 Roadster Starter Earth Ground Wire Cable 2.0 Petrol 7524715
Promo price
€51.95
€31.17
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. A2139065706-1
Fuse Box Mercedes W205 W213 Front Engine Compatment Relay Module A2139065706
Promo price
€51.95
€31.17
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. A2135400329
Mercedes X253 Electrical Wiring Harness Cable Hybrid A2135400329
Promo price
€89.95
€53.97
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A6541592501
Mercedes W213 OM654 Engine Wiring Cable Cover Duct Bracket Channel A6541592225
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 9201980
BMW F01 F02 F07 F10 F11 F12 F13 G11 LCI Battery Power Dividing Element 9201980
€85.95
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 9311113
Mini R55 R56 R57 LCI R60 R61 Navigation Head Unit CHAMP 2 Sat Nav DAB 9311113
€113.95
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 9196935
Seat Module BMW X1 E84 E87 E90 E91 Seating Control Unit ECU 9196935
Promo price
€28.95
€24.61
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A2218210197
Mercedes W221 Cover Wiring Cable Front Door Protection Seal Sleeve A2218210197
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. A0009057802
Crash Impact Sensor Mercedes C118 W177 W205 W247 Acceleration Unit A0009057802
€32.95
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. 9188877
BMW F01 F02 F03 F10 F11 Steering Column Adjuster Switch 9188877
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A1568200089
Mercedes W176 W246 Tailgate Aerial Antenna Amplifier Unit A1568200089
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-40%
Part no. A2135401217
Mercedes W213 OM642 Diesel Engine Alternator Wiring Loom Harness A2135401217
Promo price
€47.95
€28.77
Free delivery - Tue, Dec 09
If paid before 14:00
-5%
Part no. A2465403005
Mercedes W176 W245 Front Right Door Wiring Loom Harness A2465403005
Promo price
€23.95
€22.75
Free delivery - Tue, Dec 09
If paid before 14:00
-15%
Part no. 8631637
Earth Ground Cable BMW i3 I01 Battery Starter Terminal Wiring 8631637
Promo price
€28.95
€24.61
Free delivery - Tue, Dec 09
If paid before 14:00
Part no. 03L906018KD-1
Audi A4 B8 All Road 2.0 TDI CGLC 177HP Quattro Engine ECU Kit 03L906018KD Manual
€237.95
Free delivery - Tue, Dec 09
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 .