Quote:
Originally Posted by Mick0311
Interesting. On Harleys we can replace the NB, plug the bungs and just use the WB with the appropriate tuner. The tuner tells the ECM what to read.
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Can't do that the computer will never go in to closed loop and will set codes.
The car runs using feedback from the narrow bands 90+% of the time.
It but the computer ignores them at WOT or Open Loop so we need the Wide band to know if the calibration is achieving commanded AFR.
Ted.