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by muttrio
Thu Apr 25, 2019 9:16 am
Forum: Civic Si 2006-2011 Americas
Topic: Lean Condition in Between Shifts and After Blipping Throttle
Replies: 0
Views: 2213

Lean Condition in Between Shifts and After Blipping Throttle

Car: 2011 Civic Si Mods: P2R TBS, KNN Typhoon V2, Q300. MAP based E-tune. No Check Engine Light, No DTCs. Problem: On startup (warmed/cold) with the dashboard AFR reading, I can see it drop and richen from 14.7 steadily downwards to around 12-13~ then back to lean 17-19~ then back to 14.7 ish. In be...