My 90E320 throws that code and sometimes on startup it dies after a coupla seconds but then restarts and runs OK. The supposed fix is to get under the intake manifold and fix some leaking hoses. They are impossible to reach without doing that and I’m too lazy to fool with it.
--FT Sent from iFōn > On Dec 11, 2021, at 12:10 PM, Jim Cathey via Mercedes <mercedes@okiebenz.com> > wrote: > > Our E320 has that code. I know the pump runs. My brother tells me there's > a sensor, which is how it knows that air pressure is insufficient. Sensor > could > fail, one-way valve could fail, hoses could fail... > > For now, it's just a cheery little orange 'hi-there' light on the dash... > > -- Jim > > _______________________________________ > http://www.okiebenz.com > > To search list archives http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
