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. 8P0953519G
Audi TT 8J A3 8P Windscreen Wiper Stalk Switch Assembly 8P0953519G
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 4F1971687S
Audi A6 C6 Rear Door Wiring Left Right N/O/S Harness Loom Cable 4F1971687S
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 4F5035225AJ
Audi A6 C6 Aerial Antenna Amplifier Right O/S FM Booster Unit 4F5035225AJ
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8W6907217B
Audi A5 F5 Front Windscreen Windshield Lane Assist Camera 8W6907217B
Promo price
€56.95
€34.17
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 5Q0907530Q
Gateway Control Module Audi A3 8V Volkswagen MK7 ECU Unit 5Q0907530Q
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 8J0971085D
Audi TT 8J Parking Sensor Wiring Harness Cable PDC Rear Bumper 8J0971085D
€28.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8E0907637B
Audi A6 C6 Yaw Module Rotation Rate Acceleration Sensor 8E0907637B
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8J0971237A
Audi TT 8J Starter Motor Negative Battery Wiring Harness Cable 8J0971237A
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 8K0959795A
Audi A4 B8 Rear Door Module Control Unit ECU Left N/S 8K0959795A
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8K0971688S
Audi A4 B8 Door Harness Loom Cable Wiring Rear 8K0971688S
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 4H0959760F
Audi A8 D4 Front Seat Backrest Adjustment Module Left Right N/O/S 4H0959760F
€66.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 8J0971349CD
Audi TT 8J Alternator Main Cable Wiring Harness Loom 8J0971349CD
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 5Q0919294G
Audi A3 8V PDC Parking Distance Control Sensor Module Unit ECU 5Q0919294G
€47.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 8P0941029BF-2
Audi RS3 8P Front Headlight Xenon Wire Cable Harness Wiring Left N/S 8P0941029BF
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 4F0971687A
Audi A6 C6 Door Window Motor Wiring Cable Loom Front Right O/S 4F0971687A
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 5QS959655A
Audi A3 S3 8Y Air Module Crash Impact Sensor Unit Control ECU 5QS959655A
Promo price
€303.95
€182.37
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 8V5035225
Audi A3 8V Keyless Entry Amplifier Control Box Module Aerial Antenna 8V5035225
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 4F1971035N
Audi A6 C6 Front Driver Side Door Wiring Harness Loom Cable 4F1971035L
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 4G5971085AF
Audi A6 C7 Rear Bumper Parking Sensor PDC Wiring Harness Loom Cable 4G5971085AF
€127.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 4H0959655H
Audi A7 4G8 Air Module Control Unit ECU SRS Module Unit 4H0959655H
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 8P7907115L-1
Audi A3 8P 1.8 TFSI CDAA 160HP Engine ECU Kit Ignition + Key 8P7907115L Manual
€189.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 4H0907468AF
Audi A8 D4 Central Diagnostic Getaway PKO Control Unit Module ECU 4H0907468AF
Promo price
€66.95
€56.91
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8X0959673
Audi A1 8X Windscreen Heating Control Switch 8X0959673
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 2100493N
Audi A5 8T Seat Cable Front Left Right N/O/S Wiring Loom Harness 2100493N
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 8P0971085A
Audi A3 8P Rear Bumper PDC Parking Sensor Wiring Harness Loom 8P0971085A
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 4E0971142A
Audi A8 S8 D3 Door Window Lifter Wiring Cable Rear Left Right N/O/S 4E0971142A
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 06H911024B
Audi A5 8T 2.0 CNCD Petrol Starter Motor 06H911024B
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 4L0910289K
Audi Q7 4L Body Control Comfort Unit Module BCM Unit ECU 4L0907289K
Promo price
€237.95
€202.26
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8P4035223B
Audi S3 8P Audio Sound BOSE Amplifier Stereo System Module 8P4035223B
Promo price
€132.95
€79.77
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 420919275-IWH
Audi A4 A5 Q7 Rear Bumper PDC Parking Sensor Ibis White - Y9C 420919275
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 8T0959793B
Audi A5 8T Sportback Front Door Module Control Unit Driver's Side 8T0959793B
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 4H4907357B
Audi A8 D4 Headlight Head Light Lamp Range Control Unit Module ECU 4H4907357B
Promo price
€75.95
€64.56
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 4E0919887M
Sat Nav Audi S8 D3 A6 C6 DVD Drive Navigation Control Unit 4E0919887M
Promo price
€37.95
€32.26
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 4F1971693D
Audi A6 C6 Rear Door Wiring Left Right N/O/S Harness Loom Cable 4F1971693D
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8K0907279
Audi A5 8T Gateway Convenience Body Module Control Unit ECU 8K0907279C
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 5Q0959595B
Audi A3 8V Rear Door Control Module Unit ECU Left Right N/O/S 5Q0959595B
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 5QA919283E
Audi A3 8V Park Parking Assist PDC Distance Control Unit Module 5QA919283E
€28.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 4M0959795N
Audi A4 B9 Door Module Rear Left Right N/O/S Control Unit Module ECU 4M0959795N
Promo price
€32.95
€28.01
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 09G927750CA
Audi TT 8N Automatic Gearbox Module Control Unit ECU 09G927750CA
Promo price
€142.95
€85.77
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 443937105B-1
Volkswagen Audi Skoda Seat Thermal Fuse Relay Amp 15A 12V 443937105B
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 059911024E
Audi Q7 4L VW Touareg MK2 3.0 TDI Diesel Starter Motor 059911024E
€47.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 4M0959592N
Audi Q7 4M Front Door Module Control Unit ECU Passenger Side 4M0959592N
€56.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 4F0971765
Audi A6 C6 Wing Mirror Adjustment Switch Wiring Loom Cable 4F0971765
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 4H0971365J
Audi A8 D4 Seat Cable Front Left Right N/O/S Seatbelt Warning Wiring 4H0971365J
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 4H0907658C
Audi S3 8Y A5 F5 Q5 FY A8L 4H Air Quality Sensor Unit 4H0907658C
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 8H1971035CN
Audi A4 B7 Convertible Front Driver Side Door Wiring Harness 8H1971035CN
€32.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 8H1971029AL
Audi A4 B7 Convertible Front Driver Side Door Wiring Harness Cable 8H1971029AL
€85.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 8W0907468J
Audi A4 B9 Gateway Control Unit Module ECU 8W0907468J
Promo price
€341.95
€290.66
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 04E0919064
Audi A8 D3 Door Lightning Module Control Unit Front Rear 04E0919064
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 83A962239
Audi A3 8Y Q3 F3 Rear Hatch Boot Lid Tailgate Opening Cable Wiring 83A962239
€70.95
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 4H0035670R
Audi A8L 4H Multimedia Radio Sat Nav CD Player SD SIM Head Unit 4H0035670R
Promo price
€455.95
€273.57
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 06D911023A
Audi A4 B8 2.0 TFSi Petrol Engine Starter Motor Actuator Unit 06D911023A
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 4H0907412
Audi A8 D4 Ambient Lighting Control Module Unit ECU 4H0907412
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8J0035223E
Audi TT 8J Coupe Roadster Ultrasonic Sound Control Module ECU Unit 8J0035223E
Promo price
€42.95
€25.77
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8K0907551-1
Audi S4 B8 3.0 TFSI 333HP CAKA Quattro Engine ECU Kit 8K0907551 Automatic
Promo price
€246.95
€148.17
Free delivery: Feb 16 – 19
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: Feb 16 – 19
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: Feb 16 – 19
If paid before 14:00
Part no. 4N0035446
Audi A3 RS3 8V Aerial Antenna Amplifier Control Module Unit 4N0035446
€113.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 8J0971349A
Audi TT 8J Alternator Main Cable Wiring Harness Loom 8J0971349A
€32.95
Free delivery: Feb 16 – 19
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: Feb 16 – 19
If paid before 14:00
Part no. 4H0971160A
Audi A8 D4 Door Card Wiring Harness Loom Front Passenger Side 4H0971160A
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 8P1862335
Audi A3 8P Telematics Bluetooth Module Control Unit ECU 8P1862335
Promo price
€37.95
€32.26
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 8J0057186Q
Audi TT 8J Radio Head Unit CD Audio Player Control Unit 8J0035186Q
€85.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 4G0907637K
Audi A7 4G8 ESP Yaw Rate Module Control Unit Sensor ECU 4G0907637K
€56.95
Free delivery: Feb 16 – 19
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: Feb 16 – 19
If paid before 14:00
Part no. 0CQ907554C
Audi A3 S3 8V Rear Differential Module Quattro Control Unit 0CQ907554C
€332.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8T0907468H
Audi A4 B8 Gateway Interface Control Module Unit ECU 8T0907468H
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 1K0971349CR
Skoda Octavia 1Z Audi A3 8P Alternator Wiring Harness Loom Cable 1K0971349CR
€56.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 06A903143P
Audi TT 8N Alternator Bracket Mount Holder 06A903143P
Promo price
€28.95
€24.61
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 8U0035192E-1
Audi Q3 8U Multimedia MMI Radio CD Sat Nav Head Unit Module ECU 8U0035192E
€393.95
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 8K0971095E
Audi A4 B8 Front Bumper PDC Wiring Park Assist Sensor Harness 8K0971095E
Promo price
€47.95
€40.76
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 8E0907279M
Audi A4 B7 Body Control Module BCM Comfort Control Unit Power Supply 8E0907279M
€42.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8K0951253
Audi VW Volkswagen Seat Relay 643 Unit Module 4 Pins 8K0951253
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8K0959795F
Audi Q5 8R Rear Door Control Module Unit ECU Left Right N/O/S 8K0959795F
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 09D927750HT
Audi Q7 4L Automatic Transmission Gearbox Control Unit Module 09D927750HT
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8S0915181A
Audi TT FV HV Battery Negative Terminal Cable Harness Loom Wiring 8S0915181A
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 1K0959654
Audi A3 8P Steering Wheel Position Angle Sensor Control Unit Module 1K0959654
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8T0959792K
Audi A5 S5 8T Door Module Control Unit Front Passenger Side 8T0959792K
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 8K5907115
Audi A4 B8 A5 8T 2.0 TFSI CDNC Quattro 211HP Engine Control Unit ECU 8K5907115
€260.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 1K0906093F
Fuel Pump Control Audi A3 8P VW Golf Mk6 Relay Module Unit ECU 12V 1K0906093F
€23.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 4H0959793R
Audi A8 D4 4H Front Door Control Module Unit ECU Driver's Side 4H0959793R
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 03L906022NN
Audi A4 B8 2.0 TDI 143HP CAGA Diesel Engine Control Unit ECU Module 03L906022NN
€113.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 8T0959795H
Audi A4 B8 Door Control Module Unit ECU Rear Left Right N/O/S 8T0959795H
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 7L0937576B
Audi Q7 4L Fuse Box Trim Cover Panel Electrical Unit Housing 7L0937576B
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 7P0907652
Yaw Sensor Audi Q7 4L Rotation Rate Unit Module 7P0907652
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 5Q0915181E
Audi A3 8V Negative Battery Terminal Cable Harness Wiring Loom 5Q0915181E
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 4L0035225AJ
Audi Q7 4L Radio Aerial Antenna Amplifier AM/FM 4L0035225AJ
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 8K2907115L
Audi A4 B8 A5 8T 8K 2.0 TFSI CDNC 211HP Engine Control ECU 8K2907115L Manual
€66.95
Free delivery: Feb 16 – 19
If paid before 14:00
-5%
Part no. 4F0959655B
Audi A6 C6 Air Module Control Unit ECU Module 4F0959655B
Promo price
€23.95
€22.75
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 4H0907637K
Audi A8L 4H Yaw Rate Domain Control Module Unit ECU 4H0907637K
Promo price
€222.95
€133.77
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8W0971687BR
Audi A4 B9 Rear Right O/S Door Wiring Loom Harness 8W0971687BR
Promo price
€56.95
€34.17
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 4M0941823E
Audi Q7 4M Positive Battery Terminal Distribution Box 4M0941823E
€66.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 5WA919275B-KYG
Audi A3 S3 8Y PDC Parking Distance Sensor 5WA919275C Kyalami Green - Z6A
€28.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 4G1919129
Audi A1 8X A4 B8 A6 C7 A7 4G TV Tuner Module Control Unit 4G1919129
€85.95
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 5WA959655J
Audi S3 8Y Air Module Control Unit SRS System ECU 5WA959655J
€66.95
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 04L907309AB-1
Audi Q3 8U 2.0 TDI DFTA 150HP Quattro Engine ECU Kit Ignition + Key 04L907309AB
Promo price
€161.95
€97.17
Free delivery: Feb 16 – 19
If paid before 14:00
-40%
Part no. 8Y0035042C
Audi S3 8Y Body Control Comfort Module ECU Unit Bluetooth 8Y0035042C
Promo price
€1,139.95
€683.97
Free delivery: Feb 16 – 19
If paid before 14:00
-15%
Part no. 4E0910217C
Audi Q7 4L Front Camera FAS Lane Assistance Control Unit 4E0910217D
Promo price
€56.95
€48.41
Free delivery: Feb 16 – 19
If paid before 14:00
Part no. 6R0959772A
Audi A1 S1 8X Heated Seat Control Unit Relay Module Unit 6R0959772A
€28.95
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 .