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
Part no. A2135406831
Mercedes W213 Rear Door Wiring Harness Keyless Left Right N/O/S A2135406831
€28.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 7520912-1
BMW E60 E61 E63 E64 LCI Lid Cover Panel Electronic Box 7520912
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 7P6919603
VW Volkswagen Touareg 7P Dashboard Multimedia Display Screen Panel 7P6919603
€156.95
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. A1679008207
Telematics Module Mercedes W177 W247 Communication Control Unit ECU A1679008207
Promo price
€113.95
€68.37
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 4E0910552G
Audi S8 D3 5.2 FSI 450HP BSM Quattro Engine Unit ECU 4E0910552G Automatic
Promo price
€379.95
€227.97
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 6791748
BMW F20 F21 F30 F31 DXC Pulse Generator Sensor Front Axle N47N 6791748
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 7P6035552M
VW Touareg 7P Antenna Amplifier Signal Booster Module Rear Left N/S 7P6035552M
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. A1695400506
Mercedes W169 Front Bumper Parking Sensor Wiring Loom Cable Harness A1695400506
€47.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 8T0959792H
Door Module Audi A5 8T A4 B8 Control Front Left N/S Unit 8T0959792H
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A0009821923
Mercedes W205 Interior Trunk Fuse Box Automotive Pink Relay A0009821923 Red
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 99761826006
Porsche Cayman 987C BCM Body Control Module Unit ECU 99761826006
€436.95
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 7579142-18
BMW E81 E87 LCI E90 120i 320i Petrol N43 170HP Engine ECU DME 7579142 Automatic
Promo price
€80.95
€48.57
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 8512047-7
BMW E90 E91 LCI N47N 320d 163HP ECU Module KIT DDE 8512047 Automatic
Promo price
€180.95
€108.57
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 7805349-3
BMW X3 E83 LCI M47N2 2.0d 150HP Engine Control ECU Kit DDE 7805349 Manual
€303.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 9380945
Mini Cooper F55 F56 F60 HSD line HU - CID 9380945
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 5Q0971250P
Audi S3 8V Battery Wire Cable Negative Earth Lead 95Q0971250P
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A0065424220
Mercedes W164 W251 High Tone Horn Signal Right O/S A0065424220
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. 7856771
Injection Wiring BMW F90 M5 F91 M8 S63M Cyl. 1-4 Loom Valve Ignition 7856771
Promo price
€37.95
€32.26
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 7801203
BMW X5 E70 E87 F10 F11 F15 F25 F30 Diesel Engine Starter Motor 7801203
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A2139005213
Mercedes W213 Door Control ECU Module Front Left N/S A2139005213
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. 5A19AC3
BMW F40 ACSM5 Control Unit Air Module ECU Control Module 5A19AC3
Promo price
€37.95
€32.26
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 7627023
BMW F20 F21 F30 Petrol N13 Automatic Gearbox Engine Sensor Module 1 Wiring
Promo price
€66.95
€40.17
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A0009050038
Mercedes W212 Multi-Purpose Windscreen Camera Control Unit Module A0009050038
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 6922720-1
BMW 3 5 7 X5 E38 E39 E46 E53 GPS Navigation System Computer Unit 6922720 DAMAGE
€37.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A2059000524
Mercedes W207 W212 Telematics Services Communication Module A2059000524
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 6900582
BMW 7 Series E65 E66 Fuse Board Power Distribution Box
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 0148459-PS
Mini Cooper One R50 Fuel Filler Cover Flap 0148459 Pure Silver - 900
Promo price
€26.95
€25.60
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. 4F9971085E
Audi A6 C6 Avant Rear Bumper PDC Wiring Loom Parking Sensor 4F9971085E
Promo price
€32.95
€28.01
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 8636064
Wiring Cable BMW F20 F30 LCI B48 Engine Injector Ignition Loom 8636064
Promo price
€85.95
€51.57
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 3D0909601E
VW Volkswagen Touareg 7L Air Module Control Unit ECU SRS 3D0909601E
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A0009059101
Mercedes-Benz E-Class W207 W212 ESP Yaw Rotation Rate Sensor A0009059101
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. A0009063000
Alternator Generator Mercedes W204 W212 M271 Engine Valeo 150A 14V A0009063000
€94.95
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 7936365
Mini F55 F56 F57 Integrated Supply Module Z11 Control Unit Module 7936365
€66.95
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. A4475400082
Mercedes Vito W447 Fuse Box Cover Trim Panel Lid Housing A4475400082
€47.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 8T0959793F
Door Module Audi A5 8T A4 B8 Control Front Right O/S Unit 8T0959793F
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 7L5035738
Porsche Cayenne 9PA Rear Door Treble Speaker Audio Unit Right O/S 7E0035411B
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. DM5T-19A164-AA
Ford Focus Mk3 AUX Connector Adapter Port Socket Outlet DM5T-19A164-AA
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 9247081
BMW X1 E84 Wiring Loom Harness Passenger Side 9247081
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 9291977
Mini Roadster R59 Cabrio Convertible Top Module CVM 61359291977 9291977
Promo price
€47.95
€28.77
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 8S0820047
Audi TT FV 8S A/C Air Condition Climate Control Module Unit ECU 8S0820047
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 6799712
BMW F10 F11 ICM Management Control Unit Module DSC Brakes 6799712
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A1698209126
Door Module Mercedes W169 W245 Rear Left N/S Control Unit A1698209126
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 5Q0937084CJ
Audi A3 8V 1.6 TDI DBKA BCM Body Control Module Unit ECU 5Q0937084CJ
Promo price
€56.95
€34.17
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 9475146
BMW F20 F21 F22 F23 F30 Rain Light Sensor Windscreen Wiper 9475146
€47.95
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 9242204
Wiring BMW F12 F13 F06 Cable Set For Electric Parking Brake Handbrake 9242204
Promo price
€80.95
€48.57
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 5A0FAD6
BMW i4 G26 Hybrid Electric Earth Ground Cable Negative Battery Lead 5A0FAD6
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
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 17 – 20
If paid before 14:00
-5%
Part no. 1K0907655D
VW Touran 1T Yaw Sensor ESP Rotation Rate Control Unit Module 1K0907655D
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 7790368
Mini Cooper One D R50 W17 Diesel Alternator Cable Starter Base B 7790368
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 8T0959792D
Audi A5 8T Front Door Control Module Unit Left N/S 8T0959792D
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 8K0907064JE
Audi A5 8T Body Control Comfort Unit Module BCM Convenience Unit ECU 8K0907064JE
Promo price
€56.95
€34.17
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 8650701-1
BMW F80 M3 F82 F83 M4 S55 431HP Engine Module ECU DME Kit 8650701 Automatic
€1,125.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 4E0941817A
Audi RS4 B8 Front Door Wiring Harness Loom Plug Socket 4E0941817A
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
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 17 – 20
If paid before 14:00
Part no. 6J0035342C
Seat Ibiza FR 6J Dashboard MMI Multimedia AUX Socket Interface Box 6J0035342C
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 7L0937503A
Volkswagen Touareg 7L Fuse Box Relay Control Unit Module 7L0937503A
€37.95
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. A7899823500
Mercedes EQA H243 Engine Relay 20A ECU A7899823500
€51.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 9137804
Mini Cooper One R55 R56 R57 R58 R59 Drivers Door Wiring Harness Loom 9137804
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A2124405933
Door Wiring Mercedes W212 Loom Cable Rear Left Right N/O/S A2124405933
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. 9241330
BMW X1 E84 USB AUX-IN Socket Plug Input Connector Media Port 9241330
Promo price
€28.95
€24.61
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A2045451040
Mercedes W204 W212 Multimedia Interface Unit Module Bracket Mount A22045451040
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. 8E1971035DF
Audi A4 Door Harness Loom Cable Wiring Front Left Right N/O/S 8E1971035DF
Promo price
€37.95
€32.26
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. A2075406010
Mercedes W207 Front Bumper PDC Wiring Parking Sensor Loom Harness A2075406010
Promo price
€70.95
€60.31
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 7537612
BMW X5 E53 E60 E81 E87 E90 Engine Vacuum Control Electric Valve 7537612
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 6949381
BMW E65 E66 Front Door Wiring Door Cable Harness Loom 6949381
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A2034404532
Mercedes CLC-Class CL203 Rear Parking Sensor Wiring Loom Cable PDC A2034404532
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A1698208626
Mercedes-Benz A B W169 W245 Door Control Module Right Rear O/S A1698208626
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 03E971815A
Volkswagen Polo 6R Cover Wiring Loom Guide Bracket Trim 03E971815A
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
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: Feb 17 – 20
If paid before 14:00
Part no. 5Q0907361G
Seat Leon Mk3 5F Fuse Box Control Unit Module Relay Box 5Q0907361G
€28.95
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 4G0035061N
Audi A5 8T Stereo DAB CD Player Radio Receiver Head Unit 4G0035061N
Promo price
€284.95
€170.97
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 8K590735700
Audi A5 8T Front Lamp Xenon Headlight Range Control Module 8K590735700
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. HR3T-15604-HFE
Ford Mustang GT Mk6 BCM Body Control Module Alarm Keyless Entry HR3T-15604-HFE
€94.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 9321022-1
Mini Cooper F55 F56 F57 B+ Junction Terminal Box 300-400 W 9321022
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 9167237
BMW E92 F32 E61 Seat Belt Module Control Unit LCPA ECU 9167237
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 03L906018JR
Audi A4 B8 2.0 TDI CJCB 136HP Engine Control Unit Module ECU 03L906018JR Manual
€66.95
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 7419610-1
BMW F30 F31 LCI Headlight LED Module Insert Light Source Control Unit 7419610
€32.95
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. 4L0971104S
Audi Q7 4L Rear Bumper Wiring Loom PDC Harness Parking Sensor 4L0971104
Promo price
€28.95
€24.61
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. A1669003309
Mercedes W176 W204 W246 Headlight Headlamp Range Control Unit Module A1669003309
Promo price
€42.95
€36.51
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 9210861
BMW F10 F11 Power Distribution Fuse Box Front 9210861 61149210861
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. LHD-R56-CARPLAY
Mini R56 R57 Display Screen Instrument Cluster Speedo Android CarPlay 4+64GB LHD
Promo price
€284.95
€242.21
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 7515197
BMW Mini Cooper One R50 W10 Battery Cable Plus Pole 7515197
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 3453590
Mini Cooper R57 R58 Antenna Bumper Mounted FM/DAB Wiring 3453590
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 7542615
BMW 1 3 5 6 7 Z4 Series E87 E90 E60 E64 E65 E85 Power Distribution Box 7542615
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A1698208526
Mercedes-Benz A B Class W169 W245 Door Control Module Left Rear N/S A1698208526
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-40%
Part no. 8519663-16
Mini Cooper SD R60 R61 ALL4 N47N 143HP ECU Kit DDE 8519663 CAS3 Key Manual
Promo price
€194.95
€116.97
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. A1635409008
Mercedes-Benz M ML W163 Radio Aerial Antenna Amplifier Wiring Loom A1635409008
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 8507880
BMW 1 3 Series F20 F21 F30 F31 N47N Wiring Loom Harness Engine Gearbox Module
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 9197354
BMW X1 X3 E84 F25 Cigarette Lighter Socket With Cable 9197354
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. 4G8971365
Audi A7 4G Seat Cable Front Left Right N/O/S Wiring Loom Harness 4G8971365
Promo price
€28.95
€24.61
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 1K0971349JQ
Audi A3 8P 1.2 TFSI CBZB Alternator Wiring Harness Cable Loom 1K0971349JQ
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. 8T0919603F
Audi A4 B8 AV10NEO Display Screen Radio Multimedia Navigation Sat 8T0919603F
Promo price
€51.95
€44.16
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 896500D040
Toyota Yaris MK1 Power Steering Column Control Unit Module 896500D040
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
-5%
Part no. 4N0959651D
Audi Q5 FY Crash Impact Sensor Unit Module Left Right N/O/S 4N0959651D
Promo price
€23.95
€22.75
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. LHD-9127429
BMW E60 Main Head Wiring Loom Harness Cables M57N2 530xd 9127429
€113.95
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 03L906018KR-1
Seat Ibiza 6J IV 2.0 TDI CFHD 143HP Engine Control ECU 03L906018KR Manual
€113.95
Free delivery: Feb 17 – 20
If paid before 14:00
-15%
Part no. 4H0907705K
Audi A8L 4H Steering Angle Steering Wheel Column Control Module ECU 4H0907705K
Promo price
€32.95
€28.01
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 4F1971845A
Audi R8 42 Fuse Box Electrical Connector Relay Control Unit Module 4F1971845A
€23.95
Free delivery: Feb 17 – 20
If paid before 14:00
Part no. 7L5971104
Porsche Cayenne 955 9PA Rear Bumper PDC Sensor Wiring Loom Cable 7L5971104
€42.95
Free delivery: Feb 17 – 20
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 .