Quote:
Originally posted by UberRoo
I concede that it is possible that a previous tank of low-grade fuel may have already caused the ECU to learn to retard the timing, but I contend that my performance before was excellent, and continues to be so afterwards. I would conclude that programming which is as you suggest is so stubborn to unlearn a retarded map, is lousy programming. I think Subaru's engineers are better than that.
A few weekends at the drag strip may be in order.
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Ha! a concession, I win. just kididng. Not everything is so stubborn to unlearn, only what was deemed to be serious and enduring enough to go into the stubborn section. And according to a Subaru TSB 87 octane on the factory code can create such learning.