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2018 iron coughs sputters stops when cold

  • NTharley
    NTharley
    3 years ago
    Hi
    2018 iron upgraded to 1200 by dealer
    standard pipes SE air cleaner
    Have smart tuner
    using base map A415SHW211
    smart tune for 3 x 1/2 to 1 hour runs
    on cold start cough and stutters and even cuts out in 1st when first moving
    after 10 mins bike runs good though sometime misses in first gear around 1800-2200 rppm
    Attached are AF ratio, ve front and ve rear and warm up enrichment
    Any help would be appreciated
    af ratio.JPG
    iac warmup.jpg
    ve front.jpg
    ve rear.jpg
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