Quote:
Originally Posted by steve99
commanded afr is the afr the ecu is targeting
afr is the measeured afr at front o2 sensor
maybe check maf is clean, no intake leaks check catch cans an pcv valves etc
if its a boost leak past maf, maf will meter the air then some lost so it will run rich as less air getting to engine than maf saw.
yep you can rescale front o2 to read down to about 10 afr with reasnoble accuracy, stock scaling stops at about 12 from memory
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so your thinking the maf would cause it to throw inaccurate commands like that? 15:05 is what it wil throw on decel