Bosch LEAD PROOF O2 sensor

Mike Macpherson mike760 at yahoo.com
Fri Aug 21 17:32:49 GMT 1998


> > (CAUTION: European octane ratings follow. Absolute values differ
from US)
> > 
> > Pump fuel here is 98 octane (super unleaded), 97 octane (leaded) and
> > 95 octane (unleaded).  The car will run on the latter, but uses a
> > different map.  It theoretically needs 98 octane, but super unleaded
> > is stupidly expensive.  So I used leaded, even though the car
doesn't
> > need the lead.
> > 
> I have noticed that euro mercedes have a round switch under hood 
> that you can select maps for fuel type.
> I have seen South American and Arabian 02 sensors with rather large 
> protection inlets, on cars with  factory empty cat shells.
> alex   

So well 98 octane leadedfuel wreck my O2 sesor ?

some EFI systems have an octane sensor which alter fuel+ ignition maps
to the octane rating of the fuel.

mike
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