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Number 8 marks the part’s position in this exploded view (Volkswagen Tiguan 2.0 4Motion (2017-2024)).
Other diagrams in the gallery may use a different number for the same part.
Product overview
Genuine OEM Volkswagen Voltage Regulator, part number 04E903803. This component is responsible for controlling the output voltage of the alternator, ensuring that the vehicle's battery is charged correctly and that all electrical systems receive a stable power supply. It is a critical part of the charging system. Genuine OEM voltage regulators are precisely calibrated to match the vehicle's electrical demands, ensuring reliable performance and preventing damage to sensitive electronics.
Catalogue entry: REGULATOR; only to be used for: 04E 903 015 G.
Technical details
- Category
- Electrical & Wiring
- Country of origin
- Spain
- Customs (HS) code
- 85118000
- Manufacturer
- Volkswagen
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 9.5 × 7.3 × 4 cm
- Shipping weight
- 0.14 kg
Specifications
As recorded in the manufacturer’s parts catalogue for this part number.
Equipment codes
- N09
- TJ7
- TL1
- TL8
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
