Online catalog
Part numbers, schemes, search
volkswagen-catalog.com

03G903803 Voltage regulator for alternator: BOSCH 7,9 Volkswagen Passat CC Coupe 2009-2012 EUR

Click on the scheme to enlarge
Number on the scheme — 6
Part number 03G903803
Number on scheme 6
Required quantity 1

Add the Volkswagen catalog to your favorites

Press Ctrl+D to add Volkswagen-catalog.com to your favorites. The link to this catalog page with the spare part number 03G903803 will be saved in the browser in favorites.

Where to buy 03G903803

This site is only catalog and designed to help you find the part number.

Copy the part number and ask for help from an authorized Volkswagen dealer or other volkswagen spare parts sellers.

Volkswagen car parts are sold in more than 150 countries.

Find an official Volkswagen dealer

Click your country to find the official dealer's website and address in your region (opens in a new tab).

USA

Germany

Poland

France

Italy

All parts from this category

Part number Part name Наличие Go to the parts page
1 06F903023F Alternator BOSCH 999 Next
1A 06F903023FX Alternator BOSCH 999 Next
1A 06F903023HX Alternator, before 16.11.2009 VALEO 999 Next
1A JZW903021QX Alternator eco economy 999 Next
1 03L903023F Alternator, 17.11.2009 and after VALEO 999 Next
1A 03L903023FX Alternator 999 Next
1 06B903016AB Alternator BOSCH 999 Next
1A 06B903019EX Alternator BOSCH 999 Next
1 06J903023C Alternator VALEO 999 Next
1A 06J903023CX Alternator 999 Next
1 06F903023P Alternator VALEO 999 Next
1A 06F903023FX Alternator BOSCH 999 Next
1A 06F903023HX Alternator VALEO 999 Next
1A JZW903021QX Alternator eco economy 999 Next
1 03G903023F Alternator, before 08.11.2010 BOSCH 999 Next
1A 03G903023X Alternator, before 08.11.2010 BOSCH 999 Next
1A 021903026LX Alternator 999 Next
1 03G903023 Alternator BOSCH 999 Next
1A 03G903023X Alternator BOSCH 999 Next
1 03L903023E Alternator VALEO 999 Next
1A 03L903023EX Alternator 999 Next
2 022903119C Poly v-belt pulley with freewheel and cover cap for alternator: 1,2,2A,9,10 999 Next
2 045903119A Poly v-belt pulley with freewheel and cover cap for alternator: 5,6,7,8 999 Next
2 06B903119D Poly v-belt pulley with freewheel and cover cap for alternator: 3,4,4A 999 Next
3 028903237E Spacer ring 3,75MM VALEO 999 Next
3 06B903237 Spacer ring for alternator: 4,50MM VALEO 4,4A 999 Next
4 028903320C Repair kit for alternator M16X1,5 999 Next
5 37145291 Protective cap for freewheel poly-v-belt pulley 999 Next
5 037145291A Protective cap for freewheel poly-v-belt pulley 999 Next
6 03C903803 Voltage regulator for alternator: VALEO 2A,4A,10 999 Next
6 03G903803 Voltage regulator for alternator: BOSCH 7,9 999 Next
6 79903803 Voltage regulator for alternator: BOSCH 11 999 Next
6 06B903803B Voltage regulator for alternator: VALEO 2,4,6 999 Next
6 06F903803B Voltage regulator for alternator: BOSCH 1,5 999 Next
6 06E903803M Voltage regulator for alternator: VALEO 8 999 Next
6 070903803E Voltage regulator for alternator: BOSCH 3 999 Next
7 059903193C Protective cap for alternator: VALEO 2A,4A,8,10 999 Next
7 06B903193A Protective cap for alternator: VALEO 4 999 Next
7 06B903193B Protective cap for alternator: VALEO 2,6 999 Next
7 06E903193A Protective cap for alternator: BOSCH 7,9 999 Next
7 06F903193A Protective cap for alternator: BOSCH 1,3,5 999 Next
8 N10744601 Hexagon collar nut self-locking for contact: M8 B+ 999 Next
9 N90403002 Cover cap for contact: 13X14 B+ 999 Next
10 4D0971992 Flat connector housing with contact locking mechanism 999 Next

How to use the catalog Volkswagen Passat CC Coupe 2009-2012 EUR

The catalog consists of sections. The assembly units and parts are divided into functional groups. The list of all parts is located in each category and numbered according to the ordinal numbers of the items on the diagram, which greatly facilitates the search for parts in the catalog.

Drawings and diagrams. The sections are illustrated with drawings, which makes it easier to find the right part and provides an opportunity to familiarize yourself with the design of the car's assembly units and its details.

Numbers on the diagram. The number in diagram (6) corresponds to the number of the part listed in the table on the category page. This part 03G903803 belongs to category Alternator and single parts for vehicles without start-stop operation PR-7L3, 03.11.2009 and after. Go to the category to see a list of all spare parts.

The number of spare parts. The Quantity line (1) indicates the number of assembly units and parts used in this group.

Original Volkswagen part numbers. Each assembly unit and part has its own unique original Volkswagen numbers (OEM), indicated in the original part number column, which allows them to be used to order spare parts. You are on the page with the original number 03G903803.

Volkswagen catalog - repair manual. The Volkswagen-catalog.com contains axonometric drawings of disassembled car components. The drawings are of high artistic quality, which allows the user to study in detail the design and configuration of the assembly units. Drawings and diagrams can serve as a useful tool for performing disassembly and installation operations.

A few random news and facts about Volkswagen (Click to show all news)

Volkswagen and PowerCo SE will build their largest cell factory to date in Canada

21.04.2023
Volkswagen and PowerCo SE will build their largest cell factory to date in Canada

The Volkswagen Group is pushing ahead with its ambitious electric vehicle (EV) strategy in North America. Its battery company PowerCo SE aims to build its largest gigafactory to date in St. Thomas, Ontario/Canada with an annual production capacity of up to 90 GWh in the final expansion phase. The planned investment of up to €4.8 billion / CAD$ 7 billion until 2030 has the potential to create up to... read more.

The new Volkswagen ID.3

01.04.2023
The new Volkswagen ID.3

With the second-generation of the ID.3, Volkswagen is continuing the success story of its ID. family. Two and a half years after the launch of the first generation, the all-electric bestseller is now coming to the market with a comprehensive upgrade. Alongside the latest software with all convenience and assist systems, the vehicle impresses above all with its newly sharpened exterior and the refi... read more.

Volkswagen's new exit warning system reduces dangers when opening the doors

07.12.2023
Volkswagen's new exit warning system reduces dangers when opening the doors

The latest generation of the Volkswagen exit warning system helps to avoid dangerous situations when exiting the vehicle in inner-city traffic. The assist system can warn the driver and passengers about road users approaching the parked Volkswagen from behind. For example, within system limits, the system can detect cyclists, who are often among the most vulnerable road users. In addition to the d... read more.

World premiere for the efficiency champion: Volkswagen ID.7 with a range of up to 700 km (WLTP)

17.04.2023
World premiere for the efficiency champion: Volkswagen ID.7 with a range of up to 700 km (WLTP)

Volkswagen now presents the new ID.7, the brand’s first global electric model for the upper mid-size class. The combination of ranges up to 700 kilometres (WLTP), superior powertrain, spacious interior and premium technologies makes the ID.7 a comfortable limousine for long distance travel and opens up a new segment for the ID. family. Almost five metres long, the model also has an enhanced custom... read more.

Configurator open: pre-sales of the all-new Passat have now started

16.11.2023
Configurator open: pre-sales of the all-new Passat have now started

The completely newly developed ninth generation of the Passat can now be ordered in the first countries in Europe. The model impresses with a new aerodynamic design, high quality and new high-efficiency drives. Deliveries of the new Passat, which is offered exclusively as a spacious Variant model, will start in the first quarter of 2024. With more than 34 million units sold so far, the Passat is o... read more.

(Click to show all news)