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. 7521582
BMW E46 E83 E85 Engine Electronics Unit Box Cover Trim 7521582
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9337219
BMW 3 Series F32 F82 M4 Wiring Loom Front Door Cable Passenger Side 9337221
€28.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9225014-1
BMW F23 F30 Distributor External Ignition Base Control Unit Module 9225014
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6990109
BMW X3 E83 LCI Front Door Speaker Tweeter 6990109
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6929557
Air Module BMW E65 E66 Driver's Seat Sensor Control Unit 6929557
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 5A149A9
BMW F40 116d B37B B37C15A 116HP Engine Control Unit Module ECU DME 5A149A9
€313.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6926435
BMW 1 3 Series E87 E90 Mini R56 R57 Seat Control Unit Module Heating 6926435
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9352750
BMW X6 F16 F86 Camera Kafas Front Windscreen Camera Module 9352750
Promo price
€51.95
€31.17
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 7848469
BMW F80 M3 F82 F83 M4 Wiring Harness Engine Gearbox Module 7848469
Promo price
€94.95
€56.97
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9123739
BMW 1 3 5 7 Series E81 E87 E90 E91 E92 F01 USB USB Hub Audio Interface Module
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8506442-1
BMW E81 E87 LCI 123d Petrol N47S 204HP ECU Kit DDE 8506442 CAS3 Key Automatic
Promo price
€284.95
€170.97
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8514766
BMW 1 Series F20 114d 116d ed N47N Wiring Harness Engine Glow Module 8514766
Promo price
€170.95
€102.57
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9263468
BMW E81 E87 E90 E91 LCI Professional CD Radio Bluetooth 9263468
€180.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6929556
BMW E65 E66 Driver's Seat Air Module Sensor Control Unit Module 6929556
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9377150
BMW 1 Series F20 Bluetooth Control Module Unit TCB ECE 9377150
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 7391043
BMW F10 X1 F48 Mini F54 Rear Tailgate Smart Opener Bottom Wire Sensor 7391043
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 3403208
BMW X3 Series E83 Ultrasonic Alarm System Module Control Unit 3403208
Promo price
€33.95
€28.86
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9163173
BMW E60 E61 LCi Right Left Rear Door Wiring Loom N/O/S 9120797
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 7556880
Engine Wiring BMW Z4 E85 E86 Petrol N52 Loom Harness Module Manual 7556880
Promo price
€227.95
€136.77
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 7810002-1
BMW 1 Series E81 E82 E87 LCI E88 N47S 123d ECU Kit DDE CAS 3 Key 7810002 Manual
Promo price
€332.95
€199.77
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9170732
BMW X5 E70 CCC Navigation System CD Player Sat Nav Head Unit 9170732
Promo price
€384.95
€327.21
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8514735
BMW F20 F21 116d ed N47N 116HP Engine Control Unit Module ECU DDE 8514735 Manual
Promo price
€170.95
€102.57
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9279391
BMW 5 G11 G30 M5 Door Crash Sensor Front 9279391
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 8590045
BMW G20 G21 G01 G02 B47B B47D Engine Injector Module Wiring Harness 8590045
Promo price
€37.95
€32.26
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9294206
BMW F25 CD DVD Navigation Sat Nav Head Unit 9294206
Promo price
€89.95
€53.97
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9384214
BMW F10 ECU Body Control Module V2 PL6 JBBFE III Junction Box 9384214
Promo price
€66.95
€40.17
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 6832062
BMW F10 F13 X3 F25 Wireless Charger Centre Console Phone Charging Module 6832062
Promo price
€75.95
€45.57
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9459673-1
Seat Module BMW X4 F26 F20 F30 Front Driver Side Control Unit ECU 9250421
Promo price
€94.95
€56.97
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 6794618
EMF Actuator BMW F10 F12 Brake Caliper Parking Brake Unit Electric 6794618
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9269896
BMW X3 F25 Business CD Radio Player Head Unit Control 9269896
Promo price
€165.95
€141.06
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8709212
Body Control Module BMW F20 F30 F31 BCM Unit FEM Lear V12 ECU 8709212
Promo price
€142.95
€85.77
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 7552176-7
BMW Z4 E85 2.0i N46 150HP ECU Engine Control Kit DME 7552176 CAS2 Key Manual
Promo price
€332.95
€199.77
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 7638003
BMW F20 F21 F22 F23 F34 LCI F22 F30 F36 Starter Ground Cable 7638003
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9366413
FEM Module BMW F20 F21 F22 F30 F32 ECU Control Unit Fuse Box 9366413
Promo price
€94.95
€56.97
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9139899
BMW F07 F10 LCI F06 F12 F13 MMI Multimedia CD Player Reader Head Unit 9139899
€51.95
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9395173
BMW 1 2 3 4 Series F20 F21 F22 F30 F31 F32 F36 Module Control Unit FEM 9395173
Promo price
€189.95
€113.97
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 7545150-1
BMW X5 E53 3.0i M54 231HP ECU Engine Kit DME 7545150 Automatic Key EWS
Promo price
€165.95
€99.57
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 7075946
BMW 5 7 Series E60 E61 E65 Front Seat Backrest Adjustment Drive Memory 7075946
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 7075943-5
BMW 5 7 X5 Series 5 E60 E61 E65 E70 Front Left Seat Height Adjustment Drive N/S
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 8506281-3
BMW E81 E87 LCI E90 N47 115HP Diesel Engine Control Unit ECU DDE 8506281 Manual
€28.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6941485
BMW X5 X3 E53 E83 Control Module Unit Sliding Lifting Roof
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9284282
BMW F10 Body Control Module ECU Junction Box PL6 JBBFE III V2 9284282
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 7531992
BMW X5 E53 3.0i M54 Wiring Loom Harness Engine Automatic Gearbox 7531992
Promo price
€56.95
€34.17
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 5A243F5
BMW F70 G60 U06 Rear Ultrasonic Sensor Parking PDC Portimao Blue C31 5A243F5
€32.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9168336
BMW X1 E84 Diversity Aerial Antenna Amplifier DAB 9168336
Promo price
€37.95
€32.26
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9110621
BMW 3 Series E90 E92 LCI Suppression Filter for Antenna 9110621 652 9110621
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6934021
BMW 7 Series E65 E66 Front Left Right Door N/O/S Wiring Loom Harness 6920291
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. E93-RADIO
BMW E93 Head Unit Radio Player Navigation Control Module 5A2BF31
Promo price
€80.95
€48.57
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6857701
BMW 1 2 3 F20 F21 F22 F30 F31 ECU ICM Plus Control Unit Module 6857701
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 6928376
BMW 5 6 Series E60 E61 LCI E63 E64 Cable Wiring Set ARS Valve Block 6928376
Promo price
€47.95
€40.76
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8616568
BMW F20 F21 F30 F31 Petrol N20 Electrical Fuse Box Cover Lid Panel 8616568
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 8585641
Engine Wiring BMW F20 F21 F30 F31 N47N Diesel Loom Harness Cable 8585641
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6858017
BMW F10 F11 LCI Control Unit EMF Module 6858017
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 130002618
BMW X3 X5 E53 E83 Front Seat Adjustment Actuator Drive CRH 1-1968-01
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9280622
FEM Module BMW F20 F21 F22 F30 F32 ECU Control Unit Fuse Box 9280622
Promo price
€108.95
€65.37
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6925965-2
BMW X3 E83 LCi Rear Door Window Lifter Left N/S 6925965
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8622032
BMW F20 F21 F30 F31 LCI Control Unit Box Cover Mudguard Flap Cap 8622032
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9304728
PDC Wiring BMW X3 F25 Front Bumper Loom Cable Harness Parking Sensors 9304728
Promo price
€89.95
€76.46
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9250459
BMW X3 F25 Footwell Light Module Control Unit ECU FRM3 9250459
Promo price
€37.95
€32.26
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8509722
BMW 1 Series F20 F21 F22 F30 F31 F35 Control Unit Box Engine 8509722
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
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: Feb 16 – 19
If paid before 14:00
Part no. 7188557
BMW F10 S63N Control Unit Fuel Pump 7188557
€360.95
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8639595-2
BMW F30 320i F32 420i N20 184HP Engine ECU Control Unit DME 8639595 Automatic
Promo price
€446.95
€268.17
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 7520902
BMW 3 5 E60 E90 E92 Carrier Bracket Holder Engine Control Module Unit 7520902
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9165211
Display Screen BMW E65 E66 Dash Information Navigation Monitor 8,8" 9165211
Promo price
€80.95
€48.57
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 7928648
BMW G30 LCI Radio Remote Control Receiver Module ECU Unit 434 Mhz 7928648
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9350705
BMW X3 F25 Body Control Module ECU Junction Box JBBFE III V8 9350705
€32.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6949382
BMW E65 E66 Rear Door Wiring Harness Loom Cable 6949382
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 6977054
BMW X5 E70 Driver Side Front Right O/S Door Cable Harness Wiring 6977054
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 6797032
BMW X3 F25 X4 F26 Front Axle Shock Absorber EDC Wiring Loom Cable 6797032
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9184560
BMW E65 E66 Seat Control Module Unit ECU 9134633 9184560
€104.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 9286113
BMW F20 F21 F22 F30 F32 FEM Module ECU Control Unit Fuse Box 9286113
€66.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9117831
Negative Battery Lead BMW F45 F46 X1 F48 IBS Minus Pole Cable 9117831
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 7789225
BMW E65 E66 730d M57N Diesel Cable Starter-Base B+ 7789225
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 7621178-1
BMW E81 E87 LCI E90 N43 118i 318i ECU Kit DME CAS3 Key 7621178 Manual
Promo price
€189.95
€161.46
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9200943
BMW 1 3 Series E81 E87 E90 E91 E92 Ultra Sonic Alarm System Module 9200943
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8639595-9
BMW F30 320iX N20 163HP Engine Unit ECU Kit DME 8639595 FEM + Key Automatic
Promo price
€474.95
€284.97
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9149836
Seat Control Unit BMW X5 E70 E87 E90 Module ECU Electronic Module 9149836
Promo price
€47.95
€28.77
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9267205-2
Junction Box BMW X1 E84 ECU Body Control Module H2 PL2RR JBBFE IIIR 9267205
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 7581848
BMW E81 E87 LCI E90 116i 316i N45N 116HP Engine ECU Unit DME 7581848 Manual
€208.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9214812
BMW E88 E93 LCI Air Module Control Unit ECU 9214812
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6837092
BMW G30 G12 Fuse Relay Box Rear Trunk Power Distribution B + Box Basis 6837092
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9350313
BMW F90 M5 G11 G30 Fuse Box Power Distribution Unit Front Right O/S 9350313
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8379375
BMW X5 E53 Loudspeaker Loud Speaker Tweeter Front 65138379375 8379375
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8573260-10
BMW F20 F21 116d Diesel N47N 116HP ECU Kit DDE 8573260 + Keys + FEM Manual
Promo price
€332.95
€199.77
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 6986879
BMW Z4 E85 Roadster Cabrio Convertible Roof Folding Top Module Unit 6986879
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9220695
BMW X5 X6 E70 E71 Control Unit Module Top Rear Side View Camera 9220695
Promo price
€66.95
€56.91
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 6819336
BMW F20 F21 F22 F30 F31 F32 F33 Fuse Box Body Control Unit Module REM V5 6819336
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8519668
BMW E90 E91 LCI 320d N47N 184HP Engine Control Unit ECU DDE 8519668 Manual
Promo price
€51.95
€31.17
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 3419515
BMW E83 LCI Valvetronic Starter Cable Wire Loom 3419515
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6912817
BMW E46 Z4 E85 E86 Antenna Amplifier Diversity 6912817
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 6954298
BMW E81 E87 E90 E91 Adapter Lead Medium Range Loud Speakers 6954298
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
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: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9282424
BMW 3 5 Series F10 F30 Control Unit Module Top Rear Side View Camera 9282424
Promo price
€170.95
€102.57
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 9339192
BMW F45 F46 Battery Cable Positive Wire Lead Terminal 9339192
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9118468
BMW X5 X6 Series E70 E71 Seat Backrest Adjustment Adapter Lead Cable 9118468
Promo price
€27.95
€26.55
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 9282285
BMW X3 F25 Central Gateway Module Control Unit ECU 9282285
Promo price
€47.95
€28.77
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 9229989
BMW F07 GT Cable Loom Door Rear Left Right N/O/S Wiring Harness 9210135
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8792232
BMW X1 F48 Mini F55 F56 LCI B+ Junction Terminal Power Distribution Box 8792232
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
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 .