If your audi or volkswagen is blowing cold air, the problem is often a small, replaceable part called the heater control valve, and this guide will show you how to diagnose and fix it.

If this valve isn’t working correctly, it can lead to several issues that affect your comfort and the overall functioning of your vehicle

Here are the symptoms of a.

In this tutorial, we’ll replace the heater control valve on an audi a4 b8, a quick and easy diy repair that can save you up to $300 and takes less than 20 minutes.

Because the bypass valve controls coolant flow around the heater core and thermostat, any interruption can produce the above symptoms

While a clogged heater core or a stuck thermostat could mimic some.

Replacing the heater control valve is a moderate diy task requiring basic hand tools and about 90 minutes of focused work

You do not need to drain the entire cooling system, but some coolant loss is inevitable.

It is tucked under the air intake pipe going to the turbo, above the flywheel

What i read back then was the coolant was.

With the right preparation and supplies, you can bypass a clogged heater core yourself and get the heat working again in your vehicle

Our guide has covered all the details you’ll need for a.

A complete guide to the common heater control valve that causes heating problems in many modern audi models, including part numbers, symptoms, and replacement tips.

The heater control valve plays a vital role in heater operation

Learn how it works in this comprehensive guide and see a sample diagram.

Buy muzzys heater core bypass kit, universal, fits most vehicles and all 5/8 and 3/4 id heater hoses

In this video tim will show you how to bypass a your vehicles heater core

This may be used sometimes for a quick fix if your heater core is leaking onto your floorboard.

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$ 49.66 in stock heater core bypass control valve quantity add to cart sku

Control, 5/8, 16mm, pull to open, heatercore, bypass, cable, ac, coolant, aba, adapter,.