P0101 code duramax

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If this is your first visit, be sure to check out the FAQ by clicking the link above. You may have to register before you can post: click the register link above to proceed. To start viewing messages, select the forum that you want to visit from the selection below. It has a P, P and P Typically when the series of codes set it lets out a hugh cloud of black smoke. Ive replaced the boost pressure sensor. Ive looked at other forums and they have suggested the turbo vane servo.

P0101 code duramax

Log in. Sign up. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. I start it every morning and it runs 10 minutes with no issues. If I tow a trailer and throw it in park to unhook I will get back in and it says engine power reduced with the P I have cleaned it until it is surgically sterile so it cannot be dirty. Does anyone know what the problem is? Sort by Oldest first Oldest first Newest first Most reactions. Can't figure it out either mine is clean also Sent from my iPhone 4s. Thats where I'm gonna start and then go from there. I drive it after I clear the code everything is ok as soon as I shut down and started up the engine the next day the code would come up again.

While it could be the vane position sensor this usually sets a code. Sent from the pay phone down the road.

Remember Me? What's New? Results 1 to 16 of Thread Tools Show Printable Version. For example under the DTC menu we having disabled the P code. We then run our test on the road and the P code although not being set still puts the truck into limp.

Log in. Sign up. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. I've done a bunch of reading on the issue and would really appreciate some input. Things done so far: - Had a mechanic go over wiring to make sure it was all ok.

P0101 code duramax

This popular heavy-duty truck engine often catches you off-guard if not appropriately maintained by showing trouble codes such as P This circuit measures the amount of air entering the engine. If it fails, an incorrect measurement will occur, causing problems with combustion. If you are new to these DTCs in the Duramax engine, it is natural to get confused about what to do next. This article will discuss the symptoms, causes, and potential fixes for the P engine trouble code. The P code in Duramax means an error in the circuit of the Mass airflow sensor. This sensor measures the amount of air inlet to be mixed with fuel before entering the engine.

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Has a solution for the reduced power mode for this been found? The P code has been set in just about every instance probably 6 of 8 or 9 I believe the period of sitting immediately after towing is a key trigger for this failure. And your other post you say "No it's not an oiled air filter" witch one is it? We then run our test on the road and the P code although not being set still puts the truck into limp. I was advised to go ahead and do it since the shop will be right there doing the exhaust. I drive it after I clear the code everything is ok as soon as I shut down and started up the engine the next day the code would come up again. I was towing our camper home from a trip. Have someone check the EGR and intake air valves operation So what happens is the air filters get water logged and suck them selves in. Not when the code is disabled in the DTC menu. These trucks now have a note in the system as well the owner wants the filters changed at every service.

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I pull the codes and the P is current. After I replaced the turbo boost sensor "the one on the left side buried on the intake" I did a relearn on the turbo. Since I don't have a reader, I went to a local mechanic not a dealer. Insert Quotes Quotes Post Reply. As you can see with this one. This is an older thread, you may not receive a response, and could be reviving an old thread. Went to move the trailer to the back of the house and got the message and in limp mode. Do I have any other options to disable the after effect or eliminating the truck not going into reduced power mode. If someone has a link they can send me I sure would appreciate it. Flockin Stupid. Ive replaced the boost pressure sensor. Remember Me? The code was P Is this what you were thinking? Thats where I'm gonna start and then go from there.