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firehawk618 · 10-15-2014, 12:38 AM

Could it be a leaky fuel injector? When you hit DFCO your injectors are at zero duty cycle and you should almost immediately see your AFR's peg out full lean.

10-15-2014, 12:38 AM	#24 (permalink)
firehawk618 EcoModding Apprentice Join Date: Oct 2014 Location: Marysville, wa Posts: 221 97 Civic HX sedan VX trans - '98 Honda Civic LX + HX + VX 90 day: 41.9 mpg (US) Thanks: 23 Thanked 42 Times in 24 Posts	Could it be a leaky fuel injector? When you hit DFCO your injectors are at zero duty cycle and you should almost immediately see your AFR's peg out full lean.