Quote:
Originally Posted by P3tras
Hmm, as I know disconnecting battery does not delete trouble codes in ECU. There are "soft codes" and "hard codes". Soft codes can be deleted via software (like techstream). But hard codes only delete when ECU senses that everything is OK for couple driving sessions. Maybe it was a "hard-code" and it deleted by itself...
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I thought this aswell but the fact it happened first then 350-400 miles later
