TwinTurbo.NET: Nissan 300ZX forum - Higher fuel pressure during hot start adds more fuel
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Subject Higher fuel pressure during hot start adds more fuel
     
Posted by LitlElvis on September 28, 2023 at 12:33 PM
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In Reply To Please get Conzult Software and Cable.. posted by Cjw3 on September 27, 2023 at 07:59 PM
     
Message to offset the fuel mass reduction from reduced density due to hot fuel. This helps prevent a lean AFR that can be difficult to drive until the fuel temp normalizes.

I think the ECU maintains this higher pressure for 30 seconds - I'm not sure what temperature the threshold is to activate the system though.

     
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