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Saturday, June 18, 2022

Additional Fuel Tables

There are two additional fuel tables under the Fuel Folder of your tune named Injector Compensation Factor - Front & Rear.  These tables have very little affect on the fuel balance and I mostly ignore them. In most factory calibrations (STK files), these tables are set to 1.00 in all cells.  Some STK files do have these tables corrected.  You can choose to do correct them or leave them alone and only work on the VE and IPW Comp Tables.

The procedure is exactly the same as if you are correcting the VE & IPW Comp Tables as shown in the previous videos.  But instead of correcting the VE & IPW Comp Tables, we will correct the VE & ICF Tables.  After you have corrected your VE & IPW Comp Tables, take additional logs and apply this VE & ICF EQUATION in Tune Lab to make corrections to the VE & ICF Table.

You can choose to expand the Target AFR, but I would not waste the time.  I would keep the Target AFR as your finalized tunes has it set and record logs, correct with the above equation, flash, and run/log again.  Do this until you there is very little percent difference between tunes.


Fine Tuning - Correcting VE and Injector Compensation Factor Front & Rear Tables