As far as I know the CEL is not an instantaneous status indicator. It requires a certain persistence in a fault detection before it comes on. Likewise, once the fault itself is resolved, the CEL doesn't go dark (unless manually cleared) but stays on for some time (or some number of engine starts).
Allan Buggered Benzmail via Mercedes <mercedes@okiebenz.com> writes: > The ML500 was showing a CEL due to something in the fuel system, after the > low fuel light came on. It was intermittent. I’m guessing it was the gas cap > but maybe it was something else I don’t know. > > Anyway, the low fuel light went off but the CEL stayed on. I noticed a coupla > days ago the CEL resolves itself too. I was going to put the scanner on it to > clear the code but never did, so that saved me the trouble. The nannies got > themselves happy again. > > --FT > Sent from iPhone _______________________________________ 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
