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Product overview

Genuine OEM Volkswagen Coolant Regulator Housing With Thermostat, part number 03L121111AE. This assembly is critical for regulating the engine's coolant temperature by controlling the flow of coolant through the radiator. It houses the thermostat, which opens and closes based on coolant temperature. Located within the engine cooling system, this component ensures the engine operates at its optimal temperature range. Genuine OEM parts guarantee the correct thermostat calibration and housing seal for reliable engine performance.

Technical details

Category
Engine Cooling
Country of origin
Czech Republic
Customs (HS) code
90321080
Manufacturer
Volkswagen
Product Type
Genuine new auto parts
Shipping size (L × W × H)
16 × 12.5 × 12 cm
Shipping weight
0.29 kg

Parts diagram & fitment

40 vehicles

Housing — locate 03L121111AE 03L111AE Volkswagen Coolant Regulator Housing | Genuine OE in the official exploded view and explore the surrounding assembly.

Superseded by 03L121111AF — the later replacement part.

This part is marked discontinued by the manufacturer; contact us to check current availability.

Parts in this assembly(11)
Compatible / alternative parts(5)

Diagrams & fitment data powered by oemdiagrams.com

03L121111AE 03L111AE Volkswagen Coolant Regulator Housing | Genuine OE is fitted on: TIGUAN 08> 2007-; Passat CC 2008-2012; golf 2.0 2008-2011; Golf Plus 1.6 2009-2011; Scirocco 2.0 2008-2014; jetta 2008-2011; golf estate 2009-2013; jetta variant 2009-2014; Sharan Blue Motion 2010-2015; Caddy Maxi Kombi 2010-2015; New Passat 2011-2015; jetta 2010-2014; Touran 2.0 2010-2015; Passat saloon 2010-2015; Eos BlueMotion 2010-2015; new beetle 2011-2016; new beetle cabriolet 2011-2016; Tiguan 4Motion 2011-2018; Golf 2011-2013; Golf Plus 2011-2014; Passat CC 2011-2016; jetta 2014-2017; caddy kombi 2015-2020; Ibiza Reference 2008-2011; Leon Stylance 2010-2012; Altea XL Reference 2010-2013; Alhambra Stylance 2010-2013; Ibiza Reference 2011-2012; Ibiza Reference 2012-2012; Altea XL Reference 2013-2013; Audi A3 Cab. 2.0 TDI 2007-2013; Audi A3 Sportback 2008-2013; Audi TTS Coupe 2.0 2010-2014; Audi Q3 quattro 2011-2015; Audi Q3 2.0 TDI 2014-2019; superb comfort 2008-2013; octavia ambiente 2008-2013; Yeti 2009-2013; superb 2013-2015; Yeti 2013-2017.