From: cshenk@virginia-beach.com   
      
   sticks wrote:   
      
   > On 2/5/2025 3:46 PM, Carol wrote:   
   > > sticks wrote:   
   > >   
   > > > On 1/27/2025 1:31 PM, sticks wrote:   
   > > > > Been just starting the RV up on Sundays to keep the batteries   
   > > > > charged  and I usually just let it warm up and run for about 20   
   > > > > minutes.  Last  weekend the damn check engine light was on   
   > > > > again.  Put the OBD2 reader  on it and sure as hell there is 2   
   > > > > new faults showing up.  I'll have to  take it back to the shop   
   > > > > I guess.  Yeah, these damn Mercedes are very  impressive.   
   > > >   
   > > > Talked to the service guy at Mercedes today.  He's got me thinking   
   > > > that it just might be the idling that has caused this error.   
   > > > This is the first diesel I've had that uses DEF and has all that   
   > > > newfangled emission stuff.  He claims idling is not good on   
   > > > modern diesels because it can foul up the DPF (diesel particulate   
   > > > filter).  I guess these things do a regeneration cycle as needed,   
   > > > but it is done only at a fully warmed up engine and while   
   > > > actually driving.  I guess it gets hot as hell.   
   > > >   
   > > > So, I guess when I get a chance I'll pull it out and take it for a   
   > > > spin and see if the damn lights go off.  Would be nice if that's   
   > > > all it is.   
   > > >   
   > > > Also gotta figure out a way to get a battery tender out there.   
   > >   
   > > Yes, ran into an article on diesels.  Partly polution related (very   
   > > slanted) but it did mention that they don't do well on idle.  The   
   > > fellow was recommending a law that diesels not be allowed to idle   
   > > more than some short time (2 minites?  We have lights longer than   
   > > that here).  They wanted them to turn it off then restart.  Problem   
   > > came up that that costs more gas than idling.   
   >   
   > After a little more research I'm fairly certain the problem is that   
   > it needs a regeneration.  I guess they kind of do this automatically   
   > as often as every 500 miles.  Most people, like me, don't even know   
   > about it.  Seems like there should be a little more information given   
   > to the customer since if you do what I did the check engine light   
   > come on and you have to haul the RV to the dealer if you don't know   
   > what is going on, when all you have to do is just run the thing for   
   > an hour or so.   
   >   
   > I'm still a little uncertain if once the check engine light come on   
   > if it will do an automatic regen, or if you have to take it in and do   
   > a forced on.  I guess I'll find out.   
      
   Seems they should be able to answer that over the phone?  Might be take   
   'er for a spin for an hour then if it goes out, park it then test 7   
   days later?   
      
   --- SoupGate-DOS v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)