It s not hard just have to move a few things out the way just to get your hands to fit.
E46 vacuum control valve.
Diy on my 2002 330i.
In my case it turned out to be exactly that.
Follow up video on the po411 lean code and check engine light.
Also when the engine and ignition are off the valve in the control switch the one under the manifold appears to be open the line between the check valve and the vacuum switch holds neither vaccum nor pressure when applied with a vacuum test pump which according to bavauto s instructions should not be the case.
Only 4 left in stock order soon.
Hps htsvh35 blkx5 black 5 length high temperature silicone vacuum tubing hose 60 psi maxium pressure 3 5mm id 4 5 out of 5 stars 106.
In this video i will go over fixing the major vacuum leaks that.
This is a quick video on how to replace a check valve and vacuum line.
Shows how to remove your icv.
I ve tried cleaning the maf sensor intake filter injectors checked for vacuum leaks and added in octane booster crappy ca 91 gas here but my idle was still giving me.
Bmw air injection inject check vacuum control valve oem e34 e36 e38 e39 e46 z3 5 0 out of 5 stars 3.