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. 7519051
BMW 7 Series E65 E66 E67 Electric valve 735i 745i 735Li 745Li 745LiS
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 411033
iPod Most Interface BMW E60 E65 E81 E87 E90 Module Alpine 0411033
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
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 3 – 6
If paid before 14:00
-40%
Part no. 8582155-3
BMW F20 F30 F32 120dX 320dX 420dX 184HP N47N Engine ECU 8582155 Automatic
Promo price
€66.95
€40.17
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 8682893
BMW F20 F30 LCI 120i 320i 330i B48 Engine Wiring Cable Loom Harness 8644504
Promo price
€80.95
€48.57
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6949226
BMW E63 E64 Convertible Coupe DWA Alarm System Module Control Unit 6949226
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 9387147
BMW F30 LCI 330e B48X Positive Battery Cable Plus EME Loom 9387147
Promo price
€56.95
€34.17
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 6839821
Battery Cable BMW G01 G02 F97 F98 Positive Plus Pole Lead L= 712MM 6839821
Promo price
€80.95
€48.57
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 7638194
BMW F20 F21 F22 F30 F31 Engine Starter Motor N20 N26 N55 Petrol 7638194
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 9286365
BMW X1 X2 Series F39 F48 Antenne AM Antenna Amplifier Cable 9286365
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 9289637
BMW F10 Rear Window Parcel Shelf Loudspeaker Speaker Left Right N/O/S 9289637
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 5A70A69
BMW F40 Parking Module Comfort Control Unit ECU 5A70A69
Promo price
€142.95
€85.77
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 9319081
BMW F20 F21 F22 F30 F31 F32 Radio Remote Control Receiver 434 MHZ
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 9383069
Head Unit BMW F10 F20 F22 F30 Navigation Sat Nav High Control Module 9383069
€142.95
Free delivery: Feb 3 – 6
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: Feb 3 – 6
If paid before 14:00
-15%
Part no. 8577238
BMW F30 F31 Sterter Motor Alternator Cable Wiring Loom Harness 8577238
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6838610
BMW 1 Series F40 Aerial probe AM/FM Antenna 6838610
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 6791131
BMW F01 ICM Module Integrated Chassis Management QL ES Control Unit 6791131
Promo price
€47.95
€28.77
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 9381104
FEM Module BMW F20 F21 F22 F30 F32 ECU Control Unit Fuse Box 9381104
Promo price
€66.95
€56.91
Free delivery: Feb 3 – 6
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 3 – 6
If paid before 14:00
-40%
Part no. 8576333-3
BMW F20 F30 F32 120dX 320dX 420dX Diesel N47N 184HP ECU Kit DDE 8576333 Key FEM
Promo price
€275.95
€165.57
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 9151516
BMW E60 E63 E64 LCI Body Control Unit Module 9151516
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6938966
BMW 5 Series e60 Suppression Filter Radio Areal Amp Supressor 6938966
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
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 3 – 6
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 3 – 6
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 3 – 6
If paid before 14:00
-15%
Part no. 6821407
High Voltage Cable BMW F45 Mini F60 Hybrid Harnes EDH 6821407
Promo price
€37.95
€32.26
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 9425925
BMW F30 LCI G20 G30 Hybrid Fuel Tank Control Unit Module Unit 7452591
Promo price
€32.95
€28.01
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 8067511
BMW F98 Adapter Cable Wiring RBS Rear Axle 8067511
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 7195197
BMW E88 Convertible Folding Top Roof ECU Module CVM Bracket Holder Mount 7195197
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 7547141
BMW E82 E84 E87N E88 E90 E91 E92 E93 E93 E-box fan 7547141
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 9315130
Door Wiring Harness BMW F25 Rear Left Right Door N/O/S Wiring Loom 9315130
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 7394651
BMW 5 F11 Touring Rear Boot Trunk Lid Tailgate Control Unit Module ECU 7333928
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
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: Feb 3 – 6
If paid before 14:00
-40%
Part no. 8576341-4
BMW F20 F21 F30 F31 118d 318d 143HP N47N ECU Kit DDE 8576341 + Key + FEM
Promo price
€284.95
€170.97
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 9224872
BMW 1 2 3 4 Series F20 F21 F30 F80 Cover Power Distribution Fuse Box 9224872
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 9348356
BMW F20 F21 F22 F30 F32 Front Electronic Module Control Unit FEM 9348356
€118.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 9337879
BMW 1 3 4 Series F20 F21 F30 F31 F34 Power Distribution Fuse Box Front 9337879
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6926961-1
BMW E60 E61 X5 E70 X6 E71 F07 F10 F11 Seat Adjustment Switch Left N/S 6926961
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 8321087
BMW 5 SERIES E60 ELECTRIC SEAT Height Adjust 0390203234 8321087
Promo price
€24.95
€23.70
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 7075944-3
BMW E60 E65 E70 Front Right Seat O/S Height Adjustment Drive 7075944
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 35962
BMW X3 Series E53 E83 iPod Interface Retrofit Connection Module 0035962
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6938217
BMW 3 Series E90 E91 Wiring Loom Cable Front Door Left Passenger Side 6938217
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 9287530
BMW 1 Series F20 Control Unit Air Conditioning A/C Module 9287530
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 7800164
BMW F10 F11 N57 N57S Positive Battery Cable Alternator Starter Lead 7800164
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 8606445
Wiring Harness BMW F20 F21 F30 LCI Motor Sensor System Module 1 8606445
Promo price
€42.95
€25.77
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 3427748
BMW X3 E83 Cable Front Door RIght Side Wiring Harness Loom 3427748
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 9221825
BMW E70 E71 Car Infotainment Multimedia Computer Head Unit 9221825
Promo price
€341.95
€205.17
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 9276009
BMW F07 GT Rear Antenna Aerial Amplifier AM/FM DABIII FBD2 868MHZ 9237057
Promo price
€189.95
€161.46
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 7835131
BMW E60 E61 LCI M5 E63 M6 Fuel Injection System Adapter Lead 7835131
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
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: Feb 3 – 6
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: Feb 3 – 6
If paid before 14:00
Part no. 9139868-1
BMW X3 E83 LCI X5 E70 LCI PDC Parking Ultrasonic Sensor Black 9139868
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7611322
BMW F01 F02 F06 F07 F10 F11 F12 Positive Cable Battery Lead N55 Engine 7611322
€32.95
Free delivery: Feb 3 – 6
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 3 – 6
If paid before 14:00
-15%
Part no. 9328591
BMW X6 F16 Boot Trunk Lid Tailgate Wiring Loom Harness Cable 9328591
Promo price
€28.95
€24.61
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 3508099
BMW X3 SERIES E83 Wiring Loom Harness Passenger Side 3508099
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
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: Feb 3 – 6
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 3 – 6
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 3 – 6
If paid before 14:00
-5%
Part no. 9322532
Gateway Module BMW F01 F10 F11 F12 Central Body Control 9244262
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 8513157
Battery Electric Cable BMW F45 F48 Mini F56 F60 Alternator Starter Motor 8513157
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 9325656
BMW F20 F21 F22 F30 F31 F32 Body Control Module Unit FEM ECU LR01 9325656
Promo price
€75.95
€64.56
Free delivery: Feb 3 – 6
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 3 – 6
If paid before 14:00
-5%
Part no. 9496815
Front Impact Sensor BMW F70 G05 G14 G15 G29 Safety Crash Module Unit 9496815
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 9267511
BMW X5 E70 Body Control Module Main Primary ECU Unit JBBFEIII R LP 9267511
Promo price
€165.95
€99.57
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6997612
BMW F20 F21 Air Conditioning A/C Climate Control Unit Module ECU 6997612
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 9393144
BMW G11 G30 Fuse Box Power Distribution Electrical Control Unit Box Rear 9393144
€47.95
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 6809052
BMW F20 F21 F30 F31 F32 Rear Body Control Unit Module REM 6809052
€28.95
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 9345373
BMW F10 Footwell Central Lock Gateway Control Module Unit ECU 9345373
Promo price
€161.95
€97.17
Free delivery: Feb 3 – 6
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 3 – 6
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 3 – 6
If paid before 14:00
-5%
Part no. 6886185
ICM Module BMW F20 F21 F30 F31 Crash Control Unit Airbag ECU 6886185 0265020864
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 6967184
BMW X5 X6 Series E70 E71 Positive Battery Cable Terminal Box Base B+ 6967184
€28.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 9233034-SBR
PDC Parking Sensor BMW X5 E70 F10 F11 F12 Ultrasonic Sensor Space Grey 9231283
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6950364
BMW E65 E66 Front Right Door O/S Wiring Harness Carrier 6950364
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
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 3 – 6
If paid before 14:00
-5%
Part no. 6907313
BMW E65 E66 Wiring Loom Cables Rear Bumper PDC 6907313
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 9342033-1
BMW F10 F20 F30 Head Unit Media Navigation Headunit Player 9342033
Promo price
€42.95
€25.77
Free delivery: Feb 3 – 6
If paid before 14:00
-15%
Part no. 8517874
BMW F20 F21 F30 116d 316d Diesel N47N Engine Control Unit ECU DDE 8517874 Manual
Promo price
€32.95
€28.01
Free delivery: Feb 3 – 6
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 3 – 6
If paid before 14:00
-40%
Part no. 8635816
Engine Wiring BMW F20 F30 F31 LCI B38 Automatic Gearbox Loom Harness 8635816
Promo price
€61.95
€37.17
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 9290804
BMW F20 F22 F30 F32 Module ECU Control Unit FEM Fuse Box 9290804
Promo price
€227.95
€136.77
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 7601305
BMW F10 F11 LCI F13 N63 N63N Petrol Water Pump Adapter Lead Cable Wiring 7601305
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
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 3 – 6
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: Feb 3 – 6
If paid before 14:00
Part no. 6938226-1
BMW E90 E90N E91 E91N LCI M3 Wiring loom rear door left right 6938225
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 8387551
BMW 3 Series E46 Battery Positive Cable Fuse Box Base B 8387551
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6911038
BMW 3 X5 Series E46 E53 Airbag Side Impact Crash Sensor Bosch 6911038
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
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 3 – 6
If paid before 14:00
Part no. 7207150
BMW F10 F11 Plug Bumper Front Trim Dummy Plug Right O/S Panel 7207150
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6970701-1
BMW 3 Series E93 E93N LCI 1 Rear Bumper Antenna Aerial Telephone 6970701
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 8632687
BMW i3 I01 Engine Motor Sensors Module Wiring Cable Wire Harness 8632687
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 6989994
BMW E65 E66 E67 Control Unit Front Centre Console Module 6989994
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7524843
BMW E81 E82 E83 E84 E85 E87 E90 Petrol Denso Starter Motor 7524843
€23.95
Free delivery: Feb 3 – 6
If paid before 14:00
-5%
Part no. 7510646
BMW 7 Series E65 E66 E67 Ventilation Hose E-Box Fan 7510646 12907510646
Promo price
€23.95
€22.75
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 8506434
BMW E87 E90 LCI N47 118d 318d Diesel Engine Control Unit ECU DDE Manual Gearbox
Promo price
€61.95
€37.17
Free delivery: Feb 3 – 6
If paid before 14:00
-40%
Part no. 8586572
Engine Wiring BMW F20 LCI F30 F31 B47 Automatic Gearbox Loom Harness 8586572
Promo price
€42.95
€25.77
Free delivery: Feb 3 – 6
If paid before 14:00
Part no. 7932682
BMW F10 F11 X3 F25 F30 LCI Mini F60 Tailgate Smart Opener Control Module 7932682
€28.95
Free delivery: Feb 3 – 6
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 .