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Old 04-18-2021, 05:23 PM   #9 (permalink)
future370zzz
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Join Date: Dec 2011
Location: Bay Area
Posts: 555
Drives: 10 Nissan 370z
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Quote:
Originally Posted by RDWizard View Post
So I found some interesting information while researching the dreaded P0011 DTC.
In the FSM EM-107 step 5 of the Inspection of Camshaft Sprocket (INT) Oil Groove, it mentions that there is an oil filter for the CVT grooves.
This is the one and only mention of it that I can find anywhere in the FSM.
Now this really sheds some light on the blown gally gasket issue!!
Think about, if the CVT filter gets clogged and the engine (oil pump) is trying to pump 100+psi oil through the gally, there is only one other place to go.
Blow out the weak gally gasket!!!
Sounds like a poor design to hide an oil filter behind the CVT covers.
The worst part is that you have to remove all of the belt driven accessories and brackets on the side of bank 1 to remove it's cover.
Either way, I think it's an important step in troubleshooting the P0011 DTC that I have not seen anybody do.
Therefor I will be doing this test next along with checking the CVT solenoids signal and Ground wires.

Any updates to your situation?

My 2010 just threw a P0011 code and I limped home. Oil was low just like you. Got an oil change and checked the oil pressure (fine - 18psi @ 175F). Changed the VVT intake solenoids. Problems remains. Going to change out the camshaft and maybe the crankshaft sensors. Tested power to the VVT solenoid sensors and they were fine. I guess I should check power to the camshaft sensors and crankshaft sensors next.

Hopefully its not a plugged oil filter or galley and just the sensors. Electrical or ECM is another possibility.
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