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Rx7 fd3s low rpm missing issue. need help urgent

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Old Feb 5, 2018 | 02:23 AM
  #1  
Muhammad Taimoor Khan's Avatar
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Unhappy Rx7 fd3s low rpm missing issue. need help urgent

hello guys, i took my car for dyno. my fd3s has intercooler, stock turbos and a powerfc installed. while on dyno my tuner did some changes in powerfc and then gave my car 12psi of boost it was all fine. when i took my car for a road test after few runs it started missing in low rpm and on high revs it was all fine. oil temperature at that time was 70 i went back to workshopshop and switched off my car now it dont gets start with powerfc and when i conmect stock ecu it gets start but miss in low rev and in high its fine. i checked plugs fuel pump all pipes eveything cant figure out the issue can anyone help me with this issue??
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Old Feb 5, 2018 | 03:36 AM
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Sounds like you should take it back to the tuner.
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Old Feb 6, 2018 | 08:12 AM
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What happens when you crank using the PowerFC? Will it start if you give it some throttle as you crank?
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Old Feb 15, 2018 | 09:06 PM
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If you didn't have a miss before the tune then it's a no brainer. Go back to tuner.
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