I dunno, I printed it out and tried it 5 times.  Each time it only reset
the trip odo.

 > The instructions came directly from a C230 owner's manual.
 >
 > This same procedure has worked on my ML430, CLK430, C230, C43, SLK230.
 >
 > Consistently.  Without a single failure.
 >
 >
 >
 > "Dave HD" <davehd@wideopenwest.com> wrote in message
 > news:jJ-dnftbuaE1U4jd4p2dnA@wideopenwest.com...
 > >   I doubt it RJM as it didn't work on my C230...
 > >   Dave HD
 > >
 > >   "RJM" <w5lx@hotmail.com> wrote in message
 > > news:401586F2.2090309@hotmail.com...
 > >   > Will this procedure work on a 2001 E Class?
 > >   >
 > >   > > Do this with the driver's door completely closed.  On some
models,
 > it
 > >   > > doesn't work if the driver's door isn't shut completely.
 > >   > >
 > >   > > Place your thumb over the 0 button (lowest of three buttons on
the
 > > left edge
 > >   > > of the instrument cluster, for dimming instrument panel - (+)
(-)
 > > (0) - to
 > >   > > get ready for the procedure:
 > >   > >
 > >   > > 1.    Thumb off the button, turn key in steering lock to
position 2
 > > (all
 > >   > > instrument lights on, just before car is started).
 > >   > >
 > >   > > 2.    Within 4 seconds press button 0 twice and release.  The
 > present
 > > status
 > >   > > for days or distance is displayed.
 > >   > >
 > >   > > 3.    Within 10 seconds turn key in steering lock back to
Position 0
 > > (normal
 > >   > > car off).
 > >   > >
 > >   > > 4.    Press and hold button 0, then turn key in steering lock to
 > > position 2
 > >   > > again.  Continue to hold button 0.  The present status for days
or
 > > distance
 > >   > > is displayed once more.  Continue to hold button 0.  After
 > > approximately 10
 > >   > > seconds a signal sounds, and the display shows 10,000 miles
(Canada:
 > > 15,000
 > >   > > km).
 > >   > >
 > >   > >     "Dave HD" <davehd@wideopenwest.com
 > > <mailto:davehd@wideopenwest.com>>
 > >   > >     wrote in message
news:kYadnS834rWus43dRVn-uQ@wideopenwest.com...
 > >   > >
 > >   > >         Haven't had the time to try resetting the CE light yet,
but
 > I
 > >   > >         also would appreciate it if someone could help reset the
 > #$@%
 > >   > >         <mailto:#$@%> Service Interval light.  I tried the
method
 > > shown
 > >   > >         here for a C190 but that doesn't work.  Arrrrgh!
 > >   > >         Thanks!!!!!
 > >   > >         Dave
 > >   > >
 > >   > >         --
 > >   > >         Veritas vos Liberabit
 > >   > >
 > >   >
 > >
 > >
 >
 >