Mazda 6 Egr Valve Symptoms

I took it to my mazda dealer as it was service time and they said that it might need a new egr valve. Did not have a cel.

Egr Valve Problems Symptoms Testing Replacement

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Mazda 6 egr valve symptoms. They carried out a maf relearn and reset the fault codes and all was well for a while. In some extreme cases you may notice a slight ping or knock. Others rely on an electric signal.

Hopefully this will help the next person that comes across these symptoms and cannot figure out what the hell is going on. Egr valve itself is bad the egr valve itself is often the cause of p0402. In many mazdaford 4 cylinder engines the code p0401 can be caused by a sticking egr valve.

Please enter your desired user name your email address and other required details in the form below. Hey guys so i heard that eventually all of our egr valves go bad some go quicker than others. The egr valve must be replaced to repair the problem.

If there is not enough vacuum present to allow for the proper operation the egr may not close. They typically arent that expensive. The most common symptoms of a bad exhaust gas recirculation valve are rough or misfiring idle detonation stalling and hard starting.

I was wondering what the symptoms of a bad egr valve are. In order to be able to post messages on the mazda 6 forums. They carried out a maf relearn and reset the fault codes and all was well for a while.

Vacuum issues some egr valve relies on engine vacuum to operate. An egr valve works by recirculating used exhaust gases into your engine. Egr valve failures causing the code p0401 were common in the mazda cx 7 vehicles with a 23l turbo engine.

These gases contain unburned fuel but very little oxygen and theyre very hot. These are all my symptoms that were caused by the egr valve being stuck open. The egr valve is a component of an automobiles exhaust circulation system that reduces pollution causing emissions.

I figured that an egr problem meant that the egr valve needed to be replaced or cleaned so i took it off last week and tried cleaning it. I finally have fixed my egr problem. P0402 will then be thrown.

Mazda 6 p0401 symptoms most of the time there are not going to be symptoms when p0401 is triggered other than the service engine soon light itself.

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