Automotive electrical systems

At 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.

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Mercedes W213 SAM Fuse Box Comfort Control Module Unit ECU A2139003008

Part no. A2139003008

Mercedes W213 SAM Fuse Box Comfort Control Module Unit ECU A2139003008

£32.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W213 Interior Part Relay Fuse A2055451800

Part no. A2055451800

Mercedes W213 Interior Part Relay Fuse A2055451800

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes Vito W447 Battery Cable Starter Alternator Wiring Harness A4475402105

Part no. A4475402105

Mercedes Vito W447 Battery Cable Starter Alternator Wiring Harness A4475402105

£32.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W176 W246 A180 B180 BE 270.910 122HP Engine ECU A2709002100 Automatic

Part no. A2709002100-16

Mercedes W176 W246 A180 B180 BE 270.910 122HP Engine ECU A2709002100 Automatic

£123.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W221 Door Wiring Front Right O/S Harness Loom Cable A2215403108

Part no. A2215403108

Mercedes W221 Door Wiring Front Right O/S Harness Loom Cable A2215403108

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Fuse Relay Mercedes C117 W166 W176 W205 X253 Black 4 Pin 12V A0009828023

Part no. A0009828023

Fuse Relay Mercedes C117 W166 W176 W205 X253 Black 4 Pin 12V A0009828023

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes CL S Class C215 W220 Fuse Box Unit Front Left ECU A2205401224

Part no. A2205401224

Mercedes CL S Class C215 W220 Fuse Box Unit Front Left ECU A2205401224

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Amplifier Bracket Mercedes C118 W177 W247 Audio Unit Holder Mount A2475450601

Part no. A2475450601

Amplifier Bracket Mercedes C118 W177 W247 Audio Unit Holder Mount A2475450601

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W213 Head Unit Navigation Nav Radio Control Unit A2139002909

Part no. A2139002909

Mercedes W213 Head Unit Navigation Nav Radio Control Unit A2139002909

£370.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Battery Cable Mercedes Vito W447 Diesel OM651 Alternator Wiring A4475406453

Part no. A4475406453

Battery Cable Mercedes Vito W447 Diesel OM651 Alternator Wiring A4475406453

£32.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W205 W222 Keyless Go Entry Module Control Unit ECU A2229007111

Part no. A2229007111

Mercedes W205 W222 Keyless Go Entry Module Control Unit ECU A2229007111

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes A207 Convertible Roof Control Module Unit ECU Soft Top A2079004300

Part no. A2079004300-1

Mercedes A207 Convertible Roof Control Module Unit ECU Soft Top A2079004300

£132.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes C117 PDC Parking Sensor Control Module Unit ECU A0009001705

Part no. A0009001705

Mercedes C117 PDC Parking Sensor Control Module Unit ECU A0009001705

£51.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W470 Tyre Pressure TPMS Control Unit Module ECU 407405XA0A A4709002602

Part no. A4709002602

Mercedes W470 Tyre Pressure TPMS Control Unit Module ECU 407405XA0A A4709002602

£37.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Console Lightning Mercedes W212 Centre LED Selector Cable Wiring A2125409110

Part no. A2125409110

Console Lightning Mercedes W212 Centre LED Selector Cable Wiring A2125409110

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W212 E250CDI Blue Efficiency OM651.924 204HP Engine ECU A6519007401 Key

Part no. A6519007401-9

Mercedes W212 E250CDI Blue Efficiency OM651.924 204HP Engine ECU A6519007401 Key

£161.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W212 C218 Dashboard Dash Navigation Central Display Screen Monitor

Part no. A2129002213

Mercedes W212 C218 Dashboard Dash Navigation Central Display Screen Monitor

£94.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W219 Head Unit CD Player Navigation COMAND Radio Audio Unit A2199001100

Part no. A2199001100

Mercedes W219 Head Unit CD Player Navigation COMAND Radio Audio Unit A2199001100

£332.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W221 Head Unit DVD High Line Radio Player Navigation A2218708093

Part no. A2218708093

Mercedes W221 Head Unit DVD High Line Radio Player Navigation A2218708093

£360.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Interface Module Mercedes W176 W204 W212 Multimedia Control Unit A1729008206

Part no. A1729008206

Interface Module Mercedes W176 W204 W212 Multimedia Control Unit A1729008206

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes R231 Door Lock Wiring Harness Passenger Side Cable Loom A2315400808

Part no. A2315400808

Mercedes R231 Door Lock Wiring Harness Passenger Side Cable Loom A2315400808

£37.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W205 Battery Lead Wiring Loom Cable A2055401695

Part no. rhd-A2055401695

Mercedes W205 Battery Lead Wiring Loom Cable A2055401695

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W206 Fuse Box Positive Cable Wiring Loom Harness A2065409901

Part no. RHD-A2065409901

Mercedes W206 Fuse Box Positive Cable Wiring Loom Harness A2065409901

£61.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Door Module Mercedes W205 W213 X253 Front Right O/S Control Unit A1679003118

Part no. A1679003118

Door Module Mercedes W205 W213 X253 Front Right O/S Control Unit A1679003118

£61.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W906 Starter Wiring Fuse Box Terminal Block Cable Harness A0005405950

Part no. A0005405950

Mercedes W906 Starter Wiring Fuse Box Terminal Block Cable Harness A0005405950

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes A209 Keyless Go Module Entry Control Unit ECU A2098203226

Part no. A2098203226

Mercedes A209 Keyless Go Module Entry Control Unit ECU A2098203226

£70.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes Sprinter W906 Fuse Prefuse Box Relay Electrical Unit A0045450201

Part no. A0045450201-1

Mercedes Sprinter W906 Fuse Prefuse Box Relay Electrical Unit A0045450201

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W221 W216 Fuse Box Cover Control Unit Trim Panel Lid A2215460935

Part no. A2215460935

Mercedes W221 W216 Fuse Box Cover Control Unit Trim Panel Lid A2215460935

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W221 Positive Battery Cable Wire A2215403110

Part no. A2215403110

Mercedes W221 Positive Battery Cable Wire A2215403110

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes GLE W166 Rear Door Wiring Control Module Left N/S Unit ECU A1669007809

Part no. A1669007809

Mercedes GLE W166 Rear Door Wiring Control Module Left N/S Unit ECU A1669007809

£37.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes C207 Cable Wiring Power Steering Rack Loom Harness A2045400010

Part no. A2045400010

Mercedes C207 Cable Wiring Power Steering Rack Loom Harness A2045400010

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W176 W246 A180 B180 BlueEFFICIENCY 270.910 122HP Engine ECU A2709002100

Part no. A2709002100-1

Mercedes W176 W246 A180 B180 BlueEFFICIENCY 270.910 122HP Engine ECU A2709002100

£284.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W251 Headlight Cable Headlamp Wiring Loom Harness A2514404513

Part no. A2514404513

Mercedes W251 Headlight Cable Headlamp Wiring Loom Harness A2514404513

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes X156 Bootlid Control Unit Trunk Lid Module A2469003413

Part no. A2469003413

Mercedes X156 Bootlid Control Unit Trunk Lid Module A2469003413

£75.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes CL203 CLC200 CDI 122HP M646.963 Engine ECU Kit A6461501934 Key Lock

Part no. A6461501934-1

Mercedes CL203 CLC200 CDI 122HP M646.963 Engine ECU Kit A6461501934 Key Lock

£142.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes C292 Negative Cable Battery Terminal Sensor A1669055901

Part no. A1669055901

Mercedes C292 Negative Cable Battery Terminal Sensor A1669055901

£28.95

Free delivery - Thu, Dec 18

If paid before 14:00

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ECU Bracket Mercedes W202 W208 W210 Control Unit Module Holder Mount A2105454140

Part no. A2105454140

ECU Bracket Mercedes W202 W208 W210 Control Unit Module Holder Mount A2105454140

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes SLK R172 Rear Fuse Box SAM Relay Control Unit Module A1729002609

Part no. A1729002609-1

Mercedes SLK R172 Rear Fuse Box SAM Relay Control Unit Module A1729002609

£47.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes GLE W166 Rear Door Wiring Control Module Right O/S Unit ECU A1669008009

Part no. A1669008009

Mercedes GLE W166 Rear Door Wiring Control Module Right O/S Unit ECU A1669008009

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W176 Head Unit Radio Media Player Navigation A2469006910

Part no. A2469006910

Mercedes W176 Head Unit Radio Media Player Navigation A2469006910

£213.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes GLC W253 Multimedia CD Player Audio Stereo Radio Head Unit A2539006106

Part no. A2539006106

Mercedes GLC W253 Multimedia CD Player Audio Stereo Radio Head Unit A2539006106

£550.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W207 W212 Head Unit CD Player Radio Navigation Controller A2129006417

Part no. A2129006417

Mercedes W207 W212 Head Unit CD Player Radio Navigation Controller A2129006417

£66.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Door Module Mercedes W204 W212 Rear Right O/S Control Unit Module A2129004414

Part no. A2129004414

Door Module Mercedes W204 W212 Rear Right O/S Control Unit Module A2129004414

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W177 W247 Telematics Module Communication Control Unit A1679008309

Part no. A1679008309

Mercedes W177 W247 Telematics Module Communication Control Unit A1679008309

£32.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes R171 Wiring Cable Harness Front Passenger Door Wiring Loom A1715409606

Part no. A1715409606

Mercedes R171 Wiring Cable Harness Front Passenger Door Wiring Loom A1715409606

£37.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes GLE W166 Front Door Wiring Control Module Left N/S Unit ECU A1669007409

Part no. A1669007409

Mercedes GLE W166 Front Door Wiring Control Module Left N/S Unit ECU A1669007409

£28.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes-Benz A-Class W176 Bluetooth Unit Module Bracket Holder A1765450000

Part no. A1765450000

Mercedes-Benz A-Class W176 Bluetooth Unit Module Bracket Holder A1765450000

£17.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Suspension Module Mercedes C118 W177 W247 Control Unit ECU A2479003808

Part no. A2479003808

Suspension Module Mercedes C118 W177 W247 Control Unit ECU A2479003808

£75.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W177 Power Distributor Connector Plug Unit A0045468440

Part no. A0045468440

Mercedes W177 Power Distributor Connector Plug Unit A0045468440

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Door Wiring Mercedes W177 W247 Passenger Side Cable Harness Loom A1775406609

Part no. RHD-A1775406609

Door Wiring Mercedes W177 W247 Passenger Side Cable Harness Loom A1775406609

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W206 W214 Voltage Converter Inverter Power Distributor A2065404928

Part no. A2065404928

Mercedes W206 W214 Voltage Converter Inverter Power Distributor A2065404928

£284.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes C238 C253 X253 Air Conditioning Module A/C Control Unit ECU A0009005415

Part no. A0009005415

Mercedes C238 C253 X253 Air Conditioning Module A/C Control Unit ECU A0009005415

£28.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes SLK R171 Battery Bracket Mount Holder Carrier A1716202614

Part no. A1716202614

Mercedes SLK R171 Battery Bracket Mount Holder Carrier A1716202614

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes-Benz A B Class W169 W245 Tow Protection ECO Switch Button Unit Module

Part no. A1698702710

Mercedes-Benz A B Class W169 W245 Tow Protection ECO Switch Button Unit Module

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Head Unit Mercedes W177 Audio Stereo Radio Player Control Unit A1679002813

Part no. A1679002813

Head Unit Mercedes W177 Audio Stereo Radio Player Control Unit A1679002813

£379.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W206 Fuse Relay Box Pyrotechnic Housing Module Block A2239067303

Part no. A2239067303

Mercedes W206 Fuse Relay Box Pyrotechnic Housing Module Block A2239067303

£118.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Battery Cable Mercedes Sprinter W906 Negative Lead Wiring Harness A9065400341

Part no. A9065400341

Battery Cable Mercedes Sprinter W906 Negative Lead Wiring Harness A9065400341

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W205 Hybrid Battery Cable Starter Wiring Loom Harness A2055406304

Part no. A2055406304

Mercedes W205 Hybrid Battery Cable Starter Wiring Loom Harness A2055406304

£28.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes V177 A35 AMG 306HP M260.920 4-Matic Engine ECU Kit A2649001200 Key Lock

Part no. A2649001200-1

Mercedes V177 A35 AMG 306HP M260.920 4-Matic Engine ECU Kit A2649001200 Key Lock

£569.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes-Benz A-Class W168 Control Box Unit Cover Front A1685400082

Part no. A1685400082

Mercedes-Benz A-Class W168 Control Box Unit Cover Front A1685400082

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes C219 CLS 320 CDI OM642.920 224HP Engine Control ECU Set A6421509779

Part no. A6421509779-1

Mercedes C219 CLS 320 CDI OM642.920 224HP Engine Control ECU Set A6421509779

£189.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W206 Door Module Control Unit Rear Right O/S A2239002126

Part no. A2239002126

Mercedes W206 Door Module Control Unit Rear Right O/S A2239002126

£47.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W907 Radio Professional System Controller Head Unit A9078200301

Part no. A9078200301

Mercedes W907 Radio Professional System Controller Head Unit A9078200301

£151.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W204 C200 CDI OM646.811 136HP ECU Engine Module A6461502572 Automatic

Part no. A6461502572-1

Mercedes W204 C200 CDI OM646.811 136HP ECU Engine Module A6461502572 Automatic

£142.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes ML W164 Positive Battery Terminal Cable Lead Wiring A1645403230

Part no. A1645403230

Mercedes ML W164 Positive Battery Terminal Cable Lead Wiring A1645403230

£32.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes S205 X253 Comfort Module Central Gateway Control Unit BC-R A2059007243

Part no. A2059007243

Mercedes S205 X253 Comfort Module Central Gateway Control Unit BC-R A2059007243

£75.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes X118 W247 Boot Lid Tailgate ECU Control Unit Module A2479008609

Part no. A2479008609

Mercedes X118 W247 Boot Lid Tailgate ECU Control Unit Module A2479008609

£37.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Door Module Mercedes W169 W245 Front Left N/S Control Unit A1698202985

Part no. A1698202985

Door Module Mercedes W169 W245 Front Left N/S Control Unit A1698202985

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W447 Unit Module Unit Electrical Drive Control CPC A2139001704

Part no. A2139001704

Mercedes W447 Unit Module Unit Electrical Drive Control CPC A2139001704

£151.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W221 Front Axle Damper Adjustment Wiring Harness A2215400008

Part no. A2215400008

Mercedes W221 Front Axle Damper Adjustment Wiring Harness A2215400008

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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PDC Display Mercedes W204 W207 W212 Parking Sensor Control Screen A2045420523

Part no. A2045420523

PDC Display Mercedes W204 W207 W212 Parking Sensor Control Screen A2045420523

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W169 A150 W245 B150 Engine Control ECU Kit A2661538979 + Key Automatic

Part no. A2661538979-1

Mercedes W169 A150 W245 B150 Engine Control ECU Kit A2661538979 + Key Automatic

£218.95

Free delivery - Fri, Dec 19

If paid before 14:00

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Audio Module Mercedes C238 Premium Sound E Control Unit A0009000518

Part no. A0009000518

Audio Module Mercedes C238 Premium Sound E Control Unit A0009000518

£322.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes C238 Left Door Lock Electrical Wiring Harness Loom Cable A2385400700

Part no. rhd-A2385400700

Mercedes C238 Left Door Lock Electrical Wiring Harness Loom Cable A2385400700

£32.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Battery Cable Mercedes W204 C207 Starter Alternator Wiring Harness A2075408032

Part no. rhd-A2075408032

Battery Cable Mercedes W204 C207 Starter Alternator Wiring Harness A2075408032

£23.95

Free delivery - Thu, Dec 18

If paid before 14:00

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iPod Interface Mercedes W204 W207 W212 Module Control Unit ECU A0048273745

Part no. A0048273745

iPod Interface Mercedes W204 W207 W212 Module Control Unit ECU A0048273745

£23.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes-Benz C-Class W203 Door Control Module Unit Rear Left N/S A2038206526

Part no. A2038206526

Mercedes-Benz C-Class W203 Door Control Module Unit Rear Left N/S A2038206526

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Ground Line Mercedes W205 Wiring Battery Starter Alternator Cable A2055404696

Part no. rhd-A2055404696

Ground Line Mercedes W205 Wiring Battery Starter Alternator Cable A2055404696

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes C207 E220CDI BlueTec 170HP OM651.924 Engine Unit ECU Set A6519009901

Part no. A6519009901-2

Mercedes C207 E220CDI BlueTec 170HP OM651.924 Engine Unit ECU Set A6519009901

£189.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Antenna Amplifier Mercedes W212 Aerial Module Rear Roof Frame Right A2128203589

Part no. A2128203589

Antenna Amplifier Mercedes W212 Aerial Module Rear Roof Frame Right A2128203589

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W176 A200 CDI OM651.930 170HP Engine Unit ECU Set A6519009502 Automatic

Part no. A6519009502-1

Mercedes W176 A200 CDI OM651.930 170HP Engine Unit ECU Set A6519009502 Automatic

£113.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes EQA350 H243 4matic DC Current Charge Connection Module OBL + BR293

Part no. A0009009639

Mercedes EQA350 H243 4matic DC Current Charge Connection Module OBL + BR293

£902.95

Free delivery - Fri, Dec 19

If paid before 14:00

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Mercedes W205 Battery Holder Bracket Mount Strap Clamp A2056109701

Part no. A2056109701

Mercedes W205 Battery Holder Bracket Mount Strap Clamp A2056109701

£75.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes C205 Pressure Sensor Wiring Loom A2055409995

Part no. A2055409995

Mercedes C205 Pressure Sensor Wiring Loom A2055409995

£37.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W169 A160 CDI 95HP M266.920 Engine ECU Kit A0024463140 Automatic

Part no. A0024463140-4

Mercedes W169 A160 CDI 95HP M266.920 Engine ECU Kit A0024463140 Automatic

£189.95

Free delivery - Fri, Dec 19

If paid before 14:00

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Mercedes EQA350 H243 4matic Electric Voltage Converter Module A0003427200

Part no. A0003427200

Mercedes EQA350 H243 4matic Electric Voltage Converter Module A0003427200

£351.95

Free delivery - Fri, Dec 19

If paid before 14:00

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Mercedes W639 Remote Control For Screen And DVD Player A6398201189

Part no. A6398201189

Mercedes W639 Remote Control For Screen And DVD Player A6398201189

£56.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Wiring Loom Mercedes W639 Vito Cable Door Wiring Cable A6395406809

Part no. A6395406809

Wiring Loom Mercedes W639 Vito Cable Door Wiring Cable A6395406809

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W906 Bracket Mount Fuse Distribution Box A9065420044

Part no. A9065420044

Mercedes W906 Bracket Mount Fuse Distribution Box A9065420044

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W213 AMG Engine Compartment Fuse Box A2135404039

Part no. rhd-A2135404039

Mercedes W213 AMG Engine Compartment Fuse Box A2135404039

£56.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes Sprinter W907 Battery Sensor Negative Terminal Cable Wiring A9079053907

Part no. A9079053907-1

Mercedes Sprinter W907 Battery Sensor Negative Terminal Cable Wiring A9079053907

£37.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes CLS C218 Front Dashboard Console Wiring Loom Harness A2185408907

Part no. A2185408907

Mercedes CLS C218 Front Dashboard Console Wiring Loom Harness A2185408907

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W204 COMAND Head Unit Navigation CD Player Radio Unit A2049060902

Part no. A2049060902-1

Mercedes W204 COMAND Head Unit Navigation CD Player Radio Unit A2049060902

£332.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes W213 Navigation GPS NAV SAT Mount System Computer Bracket A2135400240

Part no. rhd-A2135400240

Mercedes W213 Navigation GPS NAV SAT Mount System Computer Bracket A2135400240

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes-Benz C-Class W203 Door Control Module Right Rear O/S A2038202285

Part no. A2038202285

Mercedes-Benz C-Class W203 Door Control Module Right Rear O/S A2038202285

£13.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes CLA C118 W177 W205 W213 Telematics Control Unit Module A2479002613

Part no. A2479002613

Mercedes CLA C118 W177 W205 W213 Telematics Control Unit Module A2479002613

£66.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes-Benz M-Class ML W163 Rear Axle Brake Wiring Loom Harness A1635408905

Part no. A1635408905

Mercedes-Benz M-Class ML W163 Rear Axle Brake Wiring Loom Harness A1635408905

£18.95

Free delivery - Thu, Dec 18

If paid before 14:00

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Mercedes C204 C250CDI OM651.911 204HP BlueEFFICIENCY Engine ECU Unit A6519007401

Part no. A6519007401-8

Mercedes C204 C250CDI OM651.911 204HP BlueEFFICIENCY Engine ECU Unit A6519007401

£75.95

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Mercedes W639 CD Player Radio Audio Head Unit A6398200789

Part no. A6398200789

Mercedes W639 CD Player Radio Audio Head Unit A6398200789

£66.95

Free delivery - Thu, Dec 18

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.
  1. Electronic control modules and controllers – They control and manage the operation of various vehicle systems, such as the engine, air conditioning and ABS.
  2. Alternators and generators – Responsible for generating electricity and charging the battery while the engine is running.
  3. Parts for alternators and generators – Including voltage regulators, brushes and bearings that ensure proper operation of the alternator.
  4. Starters – Key components of the starting system that enable the engine to be started.
  5. Starter parts – Including bendixes, rotors and solenoids necessary for the proper operation of the starter.
  6. Batteries – They store the electrical energy necessary to start the engine and power on-board systems.
  7. Wires, harnesses and connectors – They transmit energy and electrical signals between various vehicle systems.
  8. Fuses and fuse boxes – Protect the electrical system against overloads and short circuits.
  9. 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:

SymptomPossible causeItem to check
Difficulty starting the engineWorn out starter or batteryStarter motor, battery
Dimming the lightsInefficient alternatorAlternator, voltage regulator
Electric windows not workingDamaged relays or harnessRelays, 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

  1. Measure the battery voltage with a multimeter – the resting value should be approximately 12.6 V.
  2. Check the charging voltage with the engine running – the correct range is 13.8–14.5 V.
  3. Assess the condition of the wires and terminals – lack of corrosion and a firm seat are essential.
  4. 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

QuestionAnswer
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 .

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