Fitment: Fits selected models across Audi and Volkswagen. Confirm exact fitment before ordering.
Product Description
The Cooltec Valve Non Return One Way is an essential engine pressure control valve designed to maintain proper directional flow of air or fluids within your Audi or Volkswagen engine system. This valve helps prevent reverse flow, protecting sensitive engine components and ensuring stable operation. Its robust plastic construction and combination of barbed hose connector and threaded fitting make it suitable for reliable integration into the engine bay.
This part is compatible with select Audi and Volkswagen models, including popular options like the VW Golf V, Golf VI, Tiguan, and Audi A1 and A3 with 1.4TSI or TFSI engines. Always check your vehicle’s model, year, engine size, and engine code to confirm compatibility before ordering.
A failing non-return valve can cause a variety of issues, from fluctuating engine performance to increased emissions or even engine warning lights. Symptoms often include rough idling, loss of power, unusual noises, or pressure build-up in hoses. Addressing these symptoms early can help prevent more costly repairs.
When replacing this valve, ensure all hose connections are secure and free from leaks. Replacement is recommended if you notice any signs of malfunction, such as loss of pressure or reverse flow, to maintain optimal engine function and efficiency.
Order your Cooltec Valve Non Return One Way from MiMi Auto Parts for trusted service and nationwide delivery across South Africa. Our team is available to assist you in selecting the correct part for your vehicle, ensuring a smooth and reliable repair.
Common signs this part may need replacement
Engine rough idling
Loss of engine power
Hissing or unusual noises from engine bay
Increased fuel consumption
Check engine light illumination
Pressure build-up in hoses
Difficulty starting the engine
Unstable engine RPM
Excessive emissions
Typical replacement guidance
Replace the non-return valve if you notice symptoms like pressure loss, reverse flow, or engine irregularities. Timely replacement helps prevent further engine complications and maintains proper pressure control in the system.
Why timely replacement matters
Timely replacement of the non-return valve ensures the correct flow of air or fluids, protecting vital engine components. Neglecting this part can lead to performance loss and potential engine damage.
Vehicle Compatibility
This part is confirmed to fit the following vehicles:
AUDI A1 / S1 (8X1, 8XK) 2011 – 2019 1.4 TFSI (CAVG|CTHG) – 136 kW / 185 HP
AUDI A1 / S1 (8X1, 8XK) 2011 – 2019 1.4 TFSI (CAXA|CNVA) – 90 kW / 122 HP
AUDI A1 / S1 Sportback (8XA, 8XF) 2012 – 2019 1.4 TFSI (CAVG|CTHG) – 136 kW / 185 HP
AUDI A1 / S1 Sportback (8XA, 8XF) 2012 – 2019 1.4 TFSI (CAXA|CNVA) – 90 kW / 122 HP
AUDI A3 / S3 (8P1) 2003 – 2012 1.4 TFSI (CAXC|CMSA) – 92 kW / 125 HP
AUDI A3 / S3 Sportback (8PA) 2005 – 2013 1.4 TFSI (CAXC|CMSA) – 92 kW / 125 HP
AUDI A3 / S3 Sportback (8PA) 2005 – 2013 1.6 TDI (CAYC) – 77 kW / 105 HP
VOLKSWAGEN BEETLE (5C1, 5C2) 2011 – 2026 1.4 TSI (CAVD|CNWA|CTHD|CTKA) – 118 kW / 160 HP
VOLKSWAGEN EOS (1F7, 1F8) 2007 – 2011 1.4 TSI (CAVD|CTHD) – 118 kW / 160 HP
VOLKSWAGEN GOLF VI (5K1) 2008 – 2013 1.4 TSI (CAVD|CNWA|CTHD) – 118 kW / 160 HP
VOLKSWAGEN GOLF VI (5K1) 2008 – 2013 1.4 TSI (CAXA) – 90 kW / 122 HP
VOLKSWAGEN JETTA V (1K2) 2005 – 2011 1.4 TSI (CAVD) – 118 kW / 160 HP
VOLKSWAGEN JETTA V (1K2) 2005 – 2011 1.4 TSI (CAXA) – 90 kW / 122 HP
VOLKSWAGEN JETTA VI (162, 163, AV3, AV2) 2010 – 2026 1.4 TSI (CAVD|CTHD) – 118 kW / 160 HP
VOLKSWAGEN JETTA VI (162, 163, AV3, AV2) 2010 – 2026 1.4 TSI (CAXA|CMSB) – 90 kW / 122 HP
VOLKSWAGEN POLO III (6R1, 6C1) 2009 – 2018 1.4 GTI (CAVE|CTHE) – 132 kW / 180 HP
VOLKSWAGEN SCIROCCO III (137, 138) 2009 – 2018 1.4 TSI (CAVD|CNWA|CTHD|CTKA) – 118 kW / 160 HP
VOLKSWAGEN TOURAN (1T3) 2010 – 2016 1.4 TSI (CAVC|CTHC) – 103 kW / 140 HP
Fitment support
Not sure if this part fits your vehicle? Contact MiMi Auto Parts with your vehicle make, model, year, and engine code before ordering and we will help confirm fitment.
Installation note
Some auto parts require correct tools, mechanical knowledge, and safety procedures. MiMi Auto Parts recommends professional inspection and installation where required.
Frequently Asked Questions
What should I check before ordering this part?
Check the part name, brand, part number, and vehicle compatibility information on this page. Confirm your vehicle make, model, year, engine size, and engine code before ordering. If you are unsure, contact MiMi Auto Parts before checkout.
Does this part fit my vehicle?
Please check the vehicle compatibility section on this page and confirm your vehicle make, model, year, engine size, and engine code before ordering. If you are unsure, contact MiMi Auto Parts before checkout.
Is the price VAT-inclusive?
Yes, product prices on MiMi Auto Parts are shown inclusive of VAT where applicable.
Do you deliver across South Africa?
Yes, MiMi Auto Parts delivers nationwide in South Africa. Delivery cost and estimated timing are calculated during checkout based on your location.
Is professional installation recommended?
Professional installation is recommended for safety-critical and technical parts such as airbag, clock spring, brakes, suspension, steering, clutch, cooling, engine, and electrical components. For guidance specific to this part, see the installation note on this page.