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Genuine OEM & performance parts — ships to United States

Product overview

Genuine OEM Volkswagen Voltage Regulator, part number 03L903803D. This component regulates the output voltage of the alternator, ensuring the battery is charged correctly and all electrical systems receive stable power. It is typically located within the alternator assembly. Manufactured with precise tolerances for optimal performance and longevity, genuine OEM regulators ensure correct voltage regulation and compatibility with the vehicle's electrical system.

Technical details

Category
Electrical & Wiring
Customs (HS) code
85118000
Manufacturer
Volkswagen
Product Type
Genuine new auto parts
Shipping size (L × W × H)
7 × 6.8 × 4.2 cm
Shipping weight
0.13 kg

Parts diagram & fitment

7 vehicles

Voltage Regulator — locate 03L903803D Volkswagen Voltage Regulator | Genuine OEM in the official exploded view and explore the surrounding assembly.

Parts in this assembly(30)

Diagrams & fitment data powered by oemdiagrams.com

03L903803D Volkswagen Voltage Regulator | Genuine OEM is fitted on: Passat CC 2008-2012; Polo 2009-2014; Passat saloon 2010-2015; Golf Cabriolet 2011-2016; Tiguan 4Motion 2011-2018; Passat CC 2011-2016; Ibiza Reference 2012-2012.