United States
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
Parts diagram & fitment
8 vehiclesVoltage Regulator — locate 059903803N Audi Voltage Regulator | Alternator in the official exploded view and explore the surrounding assembly.
Parts in this assembly47
- 1Alternator 03L903017BX
- 1Alternator 03L903017EX
- 1Alternator 04L903017X
- 1Alternator 04L903017AX
- 1Alternator 04L903017DX
- 1Alternator 04L903017EX
- 1Alternator 059903018QX
- 1Alternator 059903018RX
- 1Alternator 059903018SX
- 1Alternator 059903019JX
- 1Alternator 059903019MX
- 1Alternator 059903019NX
- 1AlternatorLeft06H903017KX
- 1AlternatorRight06H903018HX
- 1AlternatorRight06H903018JX
- 1AlternatorLeft06H903017TX
- 1AAlternator 03L903017B
- 1AAlternator 03L903017E
- 1AAlternator 04L903017
- 1AAlternator 04L903017A
- 1AAlternator 04L903017D
- 1AAlternator 04L903017E
- 1AAlternator 059903018R
- 1AAlternator 059903018S
- 1AAlternator 059903019J
- 1AAlternator 059903019M
- 1AAlternator 059903019N
- 1AAlternatorLeft06H903017K
- 1AAlternatorRight06H903018H
- 1AAlternatorRight06H903018J
- 1AAlternatorLeft06H903017T
- 2Part 045903119A
- 2Part 059903119H
- 2Part 06H903119C
- 2Part 06H903119B
- 3Part 03L903193
- 3Part 04L903193
- 3Part 059903193H
- 3Part 06E903193
- 3Part 06E903193D
- 3Part 06E903193E
- 4Regulator 059903803Q
- 4Regulator 06E903803S
- 4Regulator 06H903803E
- 4Regulator 06H903803B
- 6Part 037145291
- 6Part 06H145291A
Vehicle fitment table8
Europe (7)
| Vehicle | Years | Pos. |
|---|---|---|
| Audi A6 Av. qu. 3.0 | 2012-2018 | 4 |
| Audi A5 Sportback | 2011-2017 | 4 |
| Audi A5 Cabrio 2.0 | 2011-2017 | 4 |
| audi a4 av. 2.0 tdi | 2011-2015 | 4 |
| Audi A7 Sportback | 2010-2015 | 4 |
| audi a6 2.0 tdi | 2010-2015 | 4 |
| Audi A4 Av. Allroad | 2008-2016 | 4 |
Other markets (1)
| Vehicle | Years | Pos. |
|---|---|---|
| Audi A6 L 2.0 | 2011-2013 | 4 |
Diagrams & fitment data powered by oemdiagrams.com
059903803N Audi Voltage Regulator | Alternator is fitted on: Audi A6 Av. qu. 3.0 2012-2018; Audi A5 Sportback 2011-2017; Audi A5 Cabrio 2.0 2011-2017; audi a4 av. 2.0 tdi 2011-2015; Audi A7 Sportback 2010-2015; audi a6 2.0 tdi 2010-2015; Audi A4 Av. Allroad 2008-2016; Audi A6 L 2.0 2011-2013.
