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99 Corvette, i replaced the spark plugs,wires and the pcv valve today. Now im getting the code P0107 AND P0107pd – Manifold absolute pressure (MAP) sensor/barometric pressure (BARO) sensor -low input.
I didn't disconnect any sensors and everything is connected. I did accidentally pop of a hard vaccum hose that connects into the evap service port but it was re connected i cant figure this out any ideas?
If everything is reconnected, erase the codes and take the car for a drive to see if they come back.
I've tried erasing the code a few times i took it for a drive about 20 miles or so and it didn't come on. But if I shut the car off and on few times that's when it comes back. I sprayed around all the vacuum lines trying to find a leak nothing..
I looked inside the pcv valve rubber hoses that connect it to the intake manifold they have a lot of built up hard residue. I'm going to try to replace them today, do you think that would cause the code?
Since I have an '04 I have a different pvc system then yours. Would be worth a try to change them out. Someone with more knowledge about your system should know. Good luck with it.
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Originally Posted by Mstelle
I've tried erasing the code a few times i took it for a drive about 20 miles or so and it didn't come on. But if I shut the car off and on few times that's when it comes back. I sprayed around all the vacuum lines trying to find a leak nothing..
I looked inside the pcv valve rubber hoses that connect it to the intake manifold they have a lot of built up hard residue. I'm going to try to replace them today, do you think that would cause the code?
On my car, I just did an engine replacement and had those PCV hoses off. While off, I found that the rubber connectors on that thing were so gummy and old, they fell apart. Probably wasn't causing any issue till I messed with em, but afterward, there was no way they'd go back on after being moved around. They were ready to disintegrate. Mine were so bad that the one elbow could actually be put back together the rubber was so sticky and messy.
Might consider picking up that entire assembly. I got one on Amazon for about $45/FS. It had the entire thing in one part #. I'd tell you the part # but mine is different than yours.