Quote:
Originally Posted by RH77
I believe there's a glitch in the SG that doesn't show DFCO. My Acura shop manual states the same -- down to 1250 RPM. I think it's fairly instantaneous.
Some have installed a blinking LED to indicate if their injectors are firing -- or a multimeter may do the same for experimental purposes.
I commonly downshift to scrub speed, but rev-match to reduce wear.
RH77
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I don't think it's a glitch in the Scan Gauge II. There's an interview with the designer in the blog post at
the Metrompg site, here, he states that it's to do with misreporting of the fuel injector status by the OBD II in some vehicles.