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. 7316186
BMW F30 F31 Xenon Adaptive Headlight Control Unit Module Lear TMS 7316186
€75.95
Free delivery - Fri, Jan 02
If paid before 14:00
-15%
Part no. 6839769
KaFAS Module BMW F10 F20 F30 Mini F55 F56 Assist Camera Control Unit 6839769
Promo price
€32.95
€28.01
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. GK2T14B144GA
Ford Transit Mk8 VI Fuse Box Module Positive Battery Terminal GK2T-14B144-GA
€28.95
Free delivery - Fri, Jan 02
If paid before 14:00
-15%
Part no. A6461502734-1
Mercedes W204 C220 CDI 170HP 646.811 Engine Unit ECU A6461502734 Automatic
Promo price
€165.95
€141.06
Free delivery - Fri, Jan 02
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 - Fri, Jan 02
If paid before 14:00
-15%
Part no. 6956020
BMW MINI Cooper Cabrio Convertible R52 Rear Bumper PDC Cables Wiring Loom Set
Promo price
€32.95
€28.01
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. A2118703285
Mercedes W211 Door Module Rear Right O/S Control Unit ECU A2118703285
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
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 - Fri, Jan 02
If paid before 14:00
Part no. 7851568
BMW F80 M3 F82 M4 Actuator Drive Exhaust Flap 7851568
€75.95
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 6861026
BMW I01 F45 F46 Mini F55 F56 Parking Assistant PDC Control Unit Module 6861026
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 8Y0963554B
Volkswagen Golf 8 Rear Seat Couch Occupancy Sensor Unit 8Y0963554B
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 3C1T14A120AA
Ford Transit Mk6 Starter Motor Battery Cable Loom Wiring Harness 3C1T-14A120-AA
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. 4M0907566D
Audi S5 F5 Blind Spot Radar Distance Control Module Right O/S Master 4M0907590D
€161.95
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. 8W0947356E
Audi A5 S5 F5 Interior Door Panel Courtesy Light LED Wiring Harness 8W0947356E
€23.95
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. A0009828223
Mercedes W213 Power Relay 4 Pin 12V Hella A0009828223
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. A0015424623
Mercedes A207 W204 W212 Front Parking PDC Display Panel A0015424623
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 130002613-1
BMW 5 X5 7 Series E60 E61 E65 E70 Longitudinal Seat Adjusment Drive Motor
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. 9381086
Amplifier BMW F06 GT F10 F13 F15 Audi Control Unit Active Sound Design 9381086
€47.95
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. 07Z911023BX
Volkswagen Phaeton 3D Engine Starter Motor Acutator 5.0 V10 Diesel 07Z911023BX
€142.95
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 06L971627M
Audi Audi Q5 FY 2.0 TFSI QUATTRO Petrol Fuel Injectors Wiring Harness 06L971627M
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 3Q0907338E
Audi S3 8V Front Headlight Lamp Range Control Module ECU 3Q0907338E
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
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 - Fri, Jan 02
If paid before 14:00
-40%
Part no. 9340522
BMW 5 F10 LCI Central Gateway Module ECU Control Unit LEAR ZGW-02 4SK 9340522
Promo price
€66.95
€40.17
Free delivery - Fri, Jan 02
If paid before 14:00
-40%
Part no. 8605458
Wiring BMW X1 E84 F11 N20 Engine Sensor System Module Wiring Harness 8605458
Promo price
€108.95
€65.37
Free delivery - Fri, Jan 02
If paid before 14:00
-15%
Part no. 6982402-1
Parking Control Module BMW E81 E84 E87 E90 E91 E92 E93 Unit PDC 6982402
Promo price
€56.95
€48.41
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. 8067512
BMW F10 F11 F30 F31 Alarm System Unit Security Basis Module 8067512
€28.95
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 6835155
BMW 1 2 3 Series F40 F44 G20 Radio Antenna Amplifier Suppression Filter 6835155
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-40%
Part no. A2139005427
Mercedes W213 C238 Air Suspension Level Control Unit Module Airmatic A2139005427
Promo price
€180.95
€108.57
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. A0009828523
Mercedes W164 Suspension Compressor Relay A0009828523
€23.95
Free delivery - Fri, Jan 02
If paid before 14:00
-40%
Part no. A2535401001
Battery Cable Mercedes C238 C253 Starter Alternator Wiring Harness A2535401001
Promo price
€42.95
€25.77
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 9144260
BMW F01 F02 F20 F21 Interior Antenna Aerial Convenience Comfort Access 9144260
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 3Q0959354A
Seat Leon Mk3 Door Crash Impact Sensor Front Left Right N/O/S 3Q0959354A
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. JK2T14F642AC
Ford Transit Custom Data Link Obd Port Module JK2T-14F642-AC
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-15%
Part no. A2469003114
Transmission Module Mercedes W176 W246 Control Unit ECU A2469003114
Promo price
€42.95
€36.51
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 9496820
Crash Sensor BMW G20 G26 G80 Front Door Left Right N/O/S Air Impact Unit 9496820
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-40%
Part no. 8507360
Automatic Gearbox Wiring BMW F10 F11 530d N57 Engine Loom Harness Cables 8513823
Promo price
€127.95
€76.77
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 7075907
BMW Z4 E85 Left N/S Contact Bush 7075907
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. 4N0035446
Audi A3 RS3 8V Aerial Antenna Amplifier Control Module Unit 4N0035446
€113.95
Free delivery - Fri, Jan 02
If paid before 14:00
-40%
Part no. 8576341-7
BMW F20 F21 F30 F31 116d 316d 116HP N47N ECU Kit DDE 8576341 + Key + FEM
Promo price
€227.95
€136.77
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. 8J0971349A
Audi TT 8J Alternator Main Cable Wiring Harness Loom 8J0971349A
€32.95
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 6902285
BMW E39 E87 E90 E91 Trigger Contact PDC Sensor Tweeter Gong 6902285
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-15%
Part no. 8513249
BMW X3 F25 20dX Diesel N47N 184HP Engine Module ECU DDE 8513249 Automatic
Promo price
€85.95
€73.06
Free delivery - Fri, Jan 02
If paid before 14:00
-40%
Part no. 7599378
Transmission Wiring BMW F20 Petrol N55 Automatic Gearbox- Engine Harness 7599378
Promo price
€66.95
€40.17
Free delivery - Fri, Jan 02
If paid before 14:00
-15%
Part no. A1779001203
Mercedes W177 Door Control Module Rear Left Right N/O/S A1779001203
Promo price
€28.95
€24.61
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. A1775405101
Door Wiring Mercedes V177 Rear Door Right Left N/O/S Harness Wire A1775405101
€23.95
Free delivery - Fri, Jan 02
If paid before 14:00
-40%
Part no. 8512047-5
BMW E90 E91 LCI N47N 320d ed ECU KIT DDE 8512047 CAS 2 Keys Manual Transmission
Promo price
€180.95
€108.57
Free delivery - Fri, Jan 02
If paid before 14:00
-15%
Part no. A0009051910
Battery Cable Mercedes W177 W247 Negative Lead Terminal Harness A0009051910
Promo price
€37.95
€32.26
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 8K0971104AE
Audi A5 8T Rear Bumper PDC Parking Sensor Wiring Harness Loom 8K0971104AE
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. A2129009128
Door Module Mercedes W207 W212 CLS W218 Front Left N/S Control Unit A2129009128
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 6972651
BMW Mini R52 Cabrio Convertible Folding Top Roof Module 6972651
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. 4H0971160A
Audi A8 D4 Door Card Wiring Harness Loom Front Passenger Side 4H0971160A
€23.95
Free delivery - Fri, Jan 02
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 - Fri, Jan 02
If paid before 14:00
-5%
Part no. A2218204189
Mercedes W221 Antenna Amplifier Aerial A2218204189
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-40%
Part no. 7809999-2
BMW X3 E83 LCI 2.0d N47 Engine ECU Kit DDE 7809999 + EWS IV + Key Automatic
Promo price
€284.95
€170.97
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 7571142-2
Mini Cooper R55 R56 R57 Battery Cable Wiring Lead Power Positive 7571142
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 6864204
ICM Module BMW F20 F21 F30 F31 Control Unit 6864204
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. 5QF959655BT
Seat Ibiza Mk5 Air Module Control Unit 5QF959655BT
€218.95
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. 99660410300
Porsche Boxster 986 2.7 Petrol Engine Starter Motor Unit 99660410300
€28.95
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. 8P0907530B
Audi A3 8P Gateway Control Unit Module ECU 8P0907530B
€37.95
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. A2059004113-1
Mercedes S205 Display Screen Multimedia Navigation Sat Head Unit A2059004113
€66.95
Free delivery - Fri, Jan 02
If paid before 14:00
-40%
Part no. 04L907309B-3
Skoda Octavia Mk3 5E 1.6 TDI CLHA 105HP Engine ECU Kit Ignition + Key 04L907309B
Promo price
€56.95
€34.17
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. 8J0057186Q
Audi TT 8J Radio Head Unit CD Audio Player Control Unit 8J0035186Q
€85.95
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 4L0910655B
Audi Q7 4L ECU Air Module Control Unit Crash Impact Sensor 4L0910655B
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-15%
Part no. 8S0820043
Audi TT FV A/C Air Condition Climate Control Module Unit ECU 8S0820043
Promo price
€28.95
€24.61
Free delivery - Fri, Jan 02
If paid before 14:00
-15%
Part no. 9253636
Air Module BMW F10 F11 F13 X3 F25 ECU Control Unit Controller 9253636
Promo price
€32.95
€28.01
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. 9230455
BMW E81 Footwell ECU Light Control Module Basis PL2 FRM3R Lear 9230455
€123.95
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. A2048709289
Mercedes W204 Right O/S Antenna Amplifier Filter Module A2048709289
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-40%
Part no. 8582279
BMW F30 320d ed Diesel N47N 184HP Engine Control Unit ECU DDE 8582279
Promo price
€56.95
€34.17
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. A1715400406
Mercedes SLK R171 Window Lifter Lift Mechanism Cable Wiring Harness A1715400406
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. A2115458532
Mercedes W211 W219 Body Control Module Control Unit ECU A2115458532
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-15%
Part no. A2139003317A
Mercedes C118 V177 W213 Diesel OM654 Automatic Transmission Module A2139003317
Promo price
€37.95
€32.26
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. A2128203985
Mercedes W204 W212 Door Module Rear Left N/S Control Unit Module A2128203985
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-15%
Part no. 8517727
Mini Cooper D R60 N47N Engine Control Unit ECU 8517727 Manual
Promo price
€66.95
€56.91
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. A2709002100-9
Mercedes W176 A160 W246 B160 270.910 102HP Engine ECU Unit A2709002100 Manual
€113.95
Free delivery - Fri, Jan 02
If paid before 14:00
-15%
Part no. 31100-PSA-013
Honda Stream S Alternator Generator 31100-PSA-013
Promo price
€61.95
€52.66
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. 8506281-1
BMW E87 E90 LCI 116d 316d Diesel N47 ECU KIT Engine DDE 8506281 CAS3 Key Manual
€94.95
Free delivery - Fri, Jan 02
If paid before 14:00
-15%
Part no. A1718600205
Mercedes R171 Passenger Seat Air Module Control Unit Module A1718600205
Promo price
€56.95
€48.41
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 5Q0919275B-BLK
Audi Q2 GA Front Parking Sensor Assist Control Module Black 5Q0919275B
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 8583657-1
BMW F20 E90 LCI Mini R56 LCI Glow Plug Wiring Wiring Harness Engine Module
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 6958449
BMW 7 Series E65 E66 E67 Control Unit Door Rear Driver Side 61356958449 6958449
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 9261095
BMW 7 Series F01 F02 LCI Antenna Aerial Noise Suppression Filter 9261095
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. 0CQ907554C
Audi A3 S3 8V Rear Differential Module Quattro Control Unit 0CQ907554C
€332.95
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. A1728208710
Mercedes W176 W246 Roof Towing Alarm Sensor Switch Module A1728208710
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. 8E0907307D
Audi A4 B7 Servotronic Steering Control Unit Module 8E0907307D
€23.95
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 9286156
BMW X3 F25 Footwell Light Module Control Unit ECU FRM3 9286156
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-15%
Part no. 5Q0980653G
Audi TT FV Front Camera Module Lane Assist Control Unit 5Q0980653G
Promo price
€32.95
€28.01
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. A2059006923
Air Conditioning Module Mercedes C205 X253 A/C Control Unit ECU A2059006923
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-40%
Part no. A2469009512
Multimedia Switch Mercedes X156 C117 W176 CD Player Radio Head Unit A2469009512
Promo price
€146.95
€88.17
Free delivery - Fri, Jan 02
If paid before 14:00
-15%
Part no. A2079011900
Air Module Mercedes W207 A207 Control Unit ECU Air Module Sensor A2079011900
Promo price
€75.95
€64.56
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 9289587
BMW 2 X1 Series F45 F48 Radio Antenna Amplifier Suppression Filter 9289587
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. A1648702726-1
Mercedes W164 Boot Trunk Lid Tailgate Control Unit Module ECU A1648702726
€51.95
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. A2465408109
Door Wiring Mercedes W176 Loom Cable Rear Left Right N/O/S A2465408109
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
Part no. 6C1T14A481CA
Ford Transit Mk7 Under Bonnet Fuse Box Module Onboard Supply 6C1T14A481ACA
€70.95
Free delivery - Fri, Jan 02
If paid before 14:00
-40%
Part no. A1649100075-1
Mercedes ML W164 Lumbar Module Front Seat Lumbar Control Unit A1649100075
Promo price
€56.95
€34.17
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 7543297
BMW 5 6 Series E60 E61 E63 E64 N52 Cable Alternator Starter Base B
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 7789222
BMW 3 5 7 X3 X5 Series E46 E53 E60 E65 E83 Cable Alternator Starter
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. A0045423918
Yaw Sensor Mercedes ML W164 W221 W251 ESP Rotation Rate Unit Module A0045423918
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
-15%
Part no. 9143439
BMW E81 E87 E90 E91 E92 6-disc CD Changer without Magazine 9143439
Promo price
€47.95
€40.76
Free delivery - Fri, Jan 02
If paid before 14:00
-5%
Part no. 9237055
Antenna Diversity BMW F07 GT Control Unit Module Aeral Amplifier 868 MHZ 9237055
Promo price
€23.95
€22.75
Free delivery - Fri, Jan 02
If paid before 14:00
Key components of vehicle electrical systems
Original electrical parts for popular car brands
A car's electrical system is a complex system responsible for many key functions—from engine starting to lighting and on-board electronics. Modern cars are equipped with increasingly advanced electrical solutions that not only improve driving comfort but also enhance safety. At the Global Parts automotive store you will find a wide range of used car parts , such as alternators, starters, batteries, control modules and other automotive electrical systems that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini and many others.
How does a car's electrical system work?
A car's electrical system is a complex system that consists of several key components that work together to ensure the vehicle's reliable operation:
- Battery accessories – Includes clamps, cables, holders and other components necessary for battery installation and maintenance.
- Electronic control modules and controllers – They control and manage the operation of various vehicle systems, such as the engine, air conditioning and ABS.
- Alternators and generators – Responsible for generating electricity and charging the battery while the engine is running.
- Parts for alternators and generators – Including voltage regulators, brushes and bearings that ensure proper operation of the alternator.
- Starters – Key components of the starting system that enable the engine to be started.
- Starter parts – Including bendixes, rotors and solenoids necessary for the proper operation of the starter.
- Batteries – They store the electrical energy necessary to start the engine and power on-board systems.
- Wires, harnesses and connectors – They transmit energy and electrical signals between various vehicle systems.
- Fuses and fuse boxes – Protect the electrical system against overloads and short circuits.
- Relays – They control the flow of current in individual electrical circuits of the vehicle. A functioning electrical system is the basis for the reliability of your car, regardless of operating conditions.
Key technical parameters of electrical systems
Each of these components has specific technical parameters that determine its compatibility with the vehicle. For example, alternators installed in mid-range cars (e.g., Volkswagen Passat B6) typically have a capacity of 90 A to 140 A, while luxury vehicles (e.g., Mercedes S-Class) require alternators with a capacity exceeding 180 A. Starter motors vary in torque and operating voltage – the standard is 12 V, while 24 V starters are used in heavy-duty vehicles.
Why is it worth taking care of your car's electrical system?
Regular maintenance and replacement of electrical system components is key to reliability and road safety. Faulty components can lead to:
- Problems starting the engine.
- Failure of safety systems such as ABS or airbags.
- Decreased efficiency of on-board equipment, e.g. lighting or air conditioning. At the Global Parts store we offer original used car parts , which have undergone detailed quality tests, ensuring their full functionality.
Symptoms of electrical system disruptions
In practice, electrical faults manifest themselves in a variety of ways. Drivers most often notice: dimming lights when parked, difficulty starting the engine, a voltage drop on the on-board computer, or air conditioning malfunctions. The table below presents typical correlations:
| Symptom | Possible cause | Item to check |
|---|---|---|
| Difficulty starting the engine | Worn out starter or battery | Starter motor, battery |
| Dimming the lights | Inefficient alternator | Alternator, voltage regulator |
| Electric windows not working | Damaged relays or harness | Relays, wires |
How to choose the right parts for your electrical system?
When choosing parts for the electrical system, such as alternators, starters or control modules, it is worth paying attention to:
- Vehicle-specific fit – Every car make and model requires specific specifications. At Global Parts, you'll find parts that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini, and many more .
- Technical condition – All used parts we offer are thoroughly checked to ensure their reliability.
- Technical parameters – For example, alternators should have appropriate current output, adapted to the needs of your vehicle.
Compatibility and fit
The selection of electrical parts is based primarily on OEM part numbers, but matching them to specific parameters is equally important, including current, voltage, and the number of connector pins. For example, the 120A alternator used in the Audi A4 B7 differs significantly from the 150A version installed in the Audi A6 C6 . Therefore, using manufacturer catalogs or providing the VIN makes finding the right component much easier.
Why choose used electrical parts?
Purchase of used car parts This solution allows you to combine savings with quality. Why choose it?
- Lower costs – Used alternators, starters and other parts are cheaper than new ones, but offer the same high quality.
- Ecology – You support recycling and reduce waste by choosing used car parts .
- Wide range – We offer electrical parts for the most popular car brands, so you can easily find what you need.
How to take care of your car's electrical system?
To ensure your electrical system operates reliably for years, it is worth remembering a few rules:
- Regularly check the battery condition and charge level.
- Take care of your cables and connectors – corrosion or damage can lead to voltage drops and failures.
- Monitor the operation of the alternator and starter – early detection of problems will help avoid more serious breakdowns. If you have any problems, you will find the right car parts at Global Parts that will help restore your vehicle to full working order.
Step-by-step control procedures
- Measure the battery voltage with a multimeter – the resting value should be approximately 12.6 V.
- Check the charging voltage with the engine running – the correct range is 13.8–14.5 V.
- Assess the condition of the wires and terminals – lack of corrosion and a firm seat are essential.
- If in doubt, check the quiescent current consumption – it should not exceed 0.05–0.08 A.
FAQ - Frequently asked questions about electrical systems in cars
| Question | Answer |
|---|---|
| What is a car electrical system? | This is a set of components responsible for powering and controlling all electrical functions in the car – from engine starting to multimedia. |
| What is an alternator for in a car? | The alternator generates electrical current when the engine is running and charges the battery. |
| What is the difference between a starter and an alternator? | The starter motor is used solely to start the engine, while the alternator is responsible for generating energy while driving. |
| How to check if the battery is working? | Just measure its voltage – a healthy battery should have approximately 12.6 V at rest and maintain a voltage above 10 V during cranking. |
| What are the most common symptoms of car electrical failure? | Problems starting the engine, flashing warning lights, power windows not working or dimming lights. |
| Do electrical parts from one model fit another? | Sometimes yes, but the key is to match it by VIN or OEM number – this guarantees compatibility. |
| How often should you check your electrical system? | It is worth performing basic diagnostics (battery, alternator) at least once a year or before a long trip. |
Summary: Automotive electrical systems at Global Parts Automotive Store
Automotive electrical systems are the foundation of the reliability and comfort of every modern vehicle. By choosing the right parts, such as alternators, batteries, and control modules, you can ensure your car's full operational efficiency. The Global Parts automotive store invites you to browse our wide selection of original used car parts . Whether you're looking for car parts for BMW , Audi , Volkswagen , Mercedes, Mini , or others, you'll find them at competitive prices. We strive to ensure every customer finds the right parts for their car, and if you have any questions or concerns about selecting the right components, we're happy to help! Please contact us – we're here to help! For more information and interesting facts, visit our automotive blog .