ok now what?

usmcsawgunner · August 28th, 2007, 12:46 AM

so i got the check engine light codes and heres what i got
41c -- HEGO (HO2S) sensor Signal out of range/ Always Rich
67o -- A/c input Hi
66c -- MAF Fault
87c -- Fuel pump primary circuit fault
91c -- HEGO (HO2S) sensor out of range/ Always lean
96c -- Fuel Pump secondary circuit fault
81c -- Air divirter solenoid fault/ intake air comtrol circuit fault

so what is 41c, 91c 96c and 81c?

ryans88gt · August 28th, 2007, 11:00 PM

41 and 91 means your O2 sensors are bad, wiring is bad, or the way the EEC reads them is messed up.

usmcsawgunner · August 31st, 2007, 12:21 AM

bump

August 28th, 2007, 12:46 AM	#1
usmcsawgunner Regular 1993 Mustang GT 13.2 @98.54 Join Date: Apr 2007 Location: Kaneohe Bay, Hawaii Posts: 433 iTrader: 0 reviews	ok now what? so i got the check engine light codes and heres what i got 41c -- HEGO (HO2S) sensor Signal out of range/ Always Rich 67o -- A/c input Hi 66c -- MAF Fault 87c -- Fuel pump primary circuit fault 91c -- HEGO (HO2S) sensor out of range/ Always lean 96c -- Fuel Pump secondary circuit fault 81c -- Air divirter solenoid fault/ intake air comtrol circuit fault so what is 41c, 91c 96c and 81c?

August 28th, 2007, 11:00 PM	#2
ryans88gt MM Fanatic Join Date: May 2007 Location: Bloomington, IL Posts: 4,627 iTrader: 0 reviews	41 and 91 means your O2 sensors are bad, wiring is bad, or the way the EEC reads them is messed up. __________________ 88 GT CHI headed 351w 10.8 @ 125 - still figuring it out. 03 Cobra 2.3 whipple 10.7 @ 129 - sold it 04 Mach 1 12.7 @ 109 mostly stock - sold it 89 LX procharged 302 515 hp 497 ftlbs 10.7 @130 mph - sold it

August 31st, 2007, 12:21 AM	#3
usmcsawgunner Regular 1993 Mustang GT 13.2 @98.54 Join Date: Apr 2007 Location: Kaneohe Bay, Hawaii Posts: 433 iTrader: 0 reviews	bump

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