I know that the level ground is a must when checking oil. The spot
where I check yesterday is not perfecly level, but I would say almost
level. Hard to describe in words, but lets say the car does not roll in
neutral. I assume this would not make much difference.

jim beam wrote:
> Elle wrote:
> > This unfortunately is a symptom of a rupture in the engine
> > block/head cooling system such that it's getting into the
> > oil system. For example, a head gasket leak.
>
> theoretically. but three things:
>
> 1. hondas don't leak much into the oil from gasket failure - the oil and
> water passages are well distanced. cracked block is more likely to
> cause this kind of leakage in a honda, and that's very rare.
> 2. if /that/ much coolant was in the oil, over a quart [20%-30% water
> content!!!], there would be mayonnaise everywhere, including the
> dipstick, not to mention under the filler cap. advice to check the
> coolant level [when cold] might be handy in this situation.
> 3. clogged oil filters and general sludge buildup can affect drainback
> times.
>
> i vote for the simple stuff first like the op making sure the oil is
> dipped on level ground. sounds trivial, but i'm not joking - had a
> similar issue with a buddy of mine just recently. ended up having to
> drain two quarts from his overfilled toyota.
>
> >
> > Check
> > -- the appearance of the coolant in the radiator, via the
> > radiator cap, in a cold engine. Same for the coolant
> > reservoir. If oil is present, it's looking like a head
> > gasket or similar leak.
> > -- the appearance of coolant in the oil system. Look into
> > the filler cap hole and check the dipstick. Look for foreign
> > residue on the filler cap (white?)
> > -- Does the car's exhaust smell like anti-freeze at all?
> > -- Look for foreign residue (white?) on the spark plugs.
> > -- Is the car overheating at all.
> >
> > I would not drive the car further until this is resolved. Or
> > certainly do not let it overheat. This will worsen the
> > problem and make it more expensive to fix.
> >
> > "Pauly" <paul.jonaitis@gmail.com> wrote
> >
> >>I have an ongoing oil consumption problem in my 99 Accord
> >>(4 cyl). The
> >>car has 88k miles.
> >>
> >>Yesterday I checked oil after the car was parked for about
> >>an hour (on
> >>a very hot day) and the level was below the lower mark.
> >>This morning I checked it again (the car was parked
> >>overnight, so the
> >>engine was completely cold) and the level was almost at
> >>the full mark,
> >>about 90% full. How is this possible???
> >>
> >>
> >>There are no drip or leak marks under the engine or in the
> >>engine bay,
> >>last oil change dealer could not locate any leaks (oil pan
> >>seals, etc),
> >>so they asked me to start recording oil levels when I fill
> >>up gas.
> >>
> >>Any explanations for such fluctuation?
> >>
> >
> >
> >