Quote:
Originally Posted by dfv2
Same, and have been ever since going back on winter 93 octane (w/ OTS map) from a e85 blend.
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I reviving this thread as I'm experience similar issues. Now that it is cold here in the morning (32F / 0C) I'm getting repeated p29E0 codes and and one p0171 (lean) code. Anybody know why this happens with a colde engine?