TwinTurbo.NET: Nissan 300ZX forum - Sounds like a Throttle Enrichment problem
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Subject Sounds like a Throttle Enrichment problem
     
Posted by Cjw3 on April 07, 2015 at 1:17 PM
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In Reply To Dies After Revving (I've tried everything!) posted by Dragginz on April 07, 2015 at 11:16 AM
     
Message You said the Mixtures go rich.. I'd look there..

What Tune/Prom are you running..

I was doing some NA Prom work on my NA '90.. similar symptoms.. End up it was self inflicted..

I had increased the K Value and Injector Latency trying to Stabilize an Idle SMOG issue, but ended up making it Stumble if the throttle was opened, then closed quickly.. When I was Feathering it during clutch engagement.. Light weight Flywheel on this NA..

Presently I have not found the Throttle enrichment table.. so I put my Values back and that problem went away..

The Org problem was I was trying to get the ECU to Idle at Stoch.. with an O2 Sensor Hunt.. It really does not like to do that.. At least in a 'Stable' Oscillation..

I will approach that problem in a different way..

Cj

     
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