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Number 4 marks the part’s position in this exploded view (Audi A6 Av. qu. 3.0 (2012-2018)).
Other diagrams in the gallery may use a different number for the same part.
Product overview
Genuine OEM Audi Voltage Regulator, part number 059903803N. This part is responsible for controlling the output voltage of the alternator, ensuring that the vehicle's electrical system and battery receive the correct charge. It is typically integrated with or attached to the alternator assembly. The part weighs 0.105 kg. Genuine OEM voltage regulators are precisely calibrated to maintain stable voltage levels, preventing damage to sensitive electronics and ensuring consistent battery performance.
Catalogue entry: REGULATOR; for alternator: 3; * Note technical.
Technical details
- Category
- Battery & Charging
- Customs (HS) code
- 85118000
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 7 × 6.8 × 4.2 cm
- Shipping weight
- 0.11 kg
Specifications
As recorded in the manufacturer’s parts catalogue for this part number.
Equipment codes
- TF1
- TG1
- TH1
- 9G3
- TC6
PR codes identify the factory option a part belongs to; your vehicle’s are listed on the data sticker in the boot well or service booklet.
Why buy from WW Spares?
- ✓ Genuine OEM inventory sourced directly from factory networks
- ✓ Fitment support from workshop-seasoned parts specialists
- ✓ Global logistics with customs-ready documentation
Need help confirming compatibility? Talk to a specialist
Replaces older part numbers
This is the current manufacturer number. Older numbers on this road are no longer supplied.
- 03L903803Not stocked
Nov 2012 - 059903803NThis pageCurrent number
