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Number 4 marks the part’s position in the exploded view (Audi Q7 qu. 3.0 TDI (2009-2015)).
Product overview
Genuine OEM Audi Voltage Regulator, part number 06E903801. This component is mounted on the alternator and is responsible for controlling the voltage produced by the alternator, ensuring it stays within the correct range for charging the battery and powering the vehicle's electrical systems. It prevents overcharging or undercharging. Genuine OEM parts provide the exact calibration and reliability needed for consistent electrical system performance.
Technical details
- Category
- Electrical & Wiring
- Customs (HS) code
- 85118000
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 10.5 × 7 × 3 cm
- Shipping weight
- 105 g
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.
Supersession roadoldest to newest
- 06E903803QNot stocked
Apr 2014 - 06E903801This pageCurrent number
