T28

[ChEsTeR]

I know the diference betwen Vq maps but will alowing more air whrew the largere AFM lean the AFR??? Using Wideband abd ecumaster i can bring it back to proper seting but i want to avoide having the same AFM readout at 0.7 and 1.2 bar. I tryed to swap prelamba s12 AFM and s13 with lambda and it didnt want to cooperate. the one i have now ia with a o2 sensor. the one i had before ( no o2 sensor) didnt maxed out ever. But ECU with no o2 sensor will not work with AFM from a car with o2 sensor. I have checked that myself. I have both ECU's