Quote:
Originally Posted by CivicFerio
I believe on newer emission controlled vehicles, during down hill or coasting, the injectors spray the amount of fuel as if it was idling. This is done to keep the cat at optimum temperature at all times to reduce emissions.
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I'll agree on this. Our trucks have an idling FT% that is triggered by the TPS when closed. I saw this state every time I let off the gas even when traveling the highway at 65MPH.
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Rick Bigelow
'96 215k
Groveland MA 01834
If you're not the lead dog, the view never changes
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