HPA High Pressure Fuel Pump

Adding Fuel Pressure Headroom

The past couple of months have shown progress with tuning of the Shuenk IS38+ turbocharger. Recent concerns on my part about the fuel rail pressure not meeting the requested levels prompted considering options to resolve this deviation. Lowering boost pressure or upgrading the high pressure fuel pump (HPFP) were the two options being considered. I […]

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EQT v2 2 to 3 Upshift

EQT v2 DSG Gearshift

The following charts contain data recorded using the EQT v2 DSG TCU tune. 0% Pedal Downshift This chart shows the approximate engine speed the DSG will downshift by gear when there is no pedal input.  These data points are an average of data that has some spread about the mean. Upshifting The following charts show

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