Lean Burn: Difference between revisions

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b5 s4 m-box: 0x3bfb2
b5 s4 m-box: 0x3bfb2


Set LATRO LAMLGMKT/LAMLGMTM high enough


XIMAX
:018ch 360101 - 0x4D0E (16bit lohi)
offset: x*0.000030517578
:TT 180hp 0x16E0E


Set LATRO LAMLGMKT/LAMLGMTM high enough
BTS fueling should be able to request lambda>1
BTS fueling should be able to request lambda>1



Latest revision as of 05:29, 7 December 2022

KFLBTS lambda is limited by

LATRO - Upper limit lambda target for exhaust gas temperature control
018ch ecu - 0X1D11E (16BIT LOHI)
offset: x*0.000244140625

LAMBDIAG addresses

8e0909518ak 368072: 0x72456 offset- X*0.0002441406 8e0909518al 386802: 0x72F1A 4b0906018ch 360101: 0x6654A 4b0906018dp: 0x5F8B0 b5 s4 m-box: 0x3bfb2


XIMAX

018ch 360101 - 0x4D0E (16bit lohi)

offset: x*0.000030517578

TT 180hp 0x16E0E


Set LATRO LAMLGMKT/LAMLGMTM high enough BTS fueling should be able to request lambda>1

Add ignition timing for the areas you run lean:

  • More advance to get lean mixtures to spark.
  • Lean mixtures burn slower


E85 NOx emissions are lowest at very lean mixtures ~20:1, requiring ~50* BTDC at cruise on a 1.8T


Sources: joshuafarwel