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My grandson 2013 Cadillac ATS 3.6L engine the check engine light comes on and i can feel misfire of engine when i turn (left or right) from a stop to turn on a highway. i feel the misfire aprox 35 to 45 mph. If i step on the gas harder it seems to go away
maybe someone can spot a problem from looking at the OBD2 results. These were taken after the engine warm up and at idle.Below are live date results
fuel 1-fuel 2= CL. Calc load= 17.6%, ECT=161deg, STFT B1= -3.9% to +1.6%, LTFT B1= steady 1.6%,
STFT B2= -3.9% to +1.6%, LTFT B2= 0.0%, Fuel pressure= 44Lbs, MAP=11″HG, Spark adv=8.0deg to 9.5deg, IAT=93F deg, MAF= .50lb, TPS=19.2%, Air Status= off, OS2 B1 S1=+.08 to +.15, STFT B1 S1= -2.3 to +3.9, OS2 B1 S2= +.710 to +2.25, STFT B1 S2 =99.2%,
OS2 B2 S1= +.085 to +2.0, STFT B2 S1= -1.6 to +3.9, 0S2 B2 S2= +.610 to +.775, STFT B S2= +99.2%, Fuel pressure=58.6lb,
Command evap= 16.5%, EVAP_VP= 0.3 in h20, Baro=29″hg, Cat te 11= 589F deg, Cat te 21= 889F deg, Load value=18.0%,
Eq ratio= .999, Rel tps= 9.4%, Tps B=19.6%, Acc ped D= 19.6%, Acc ped E= 9.8%, Command Tac= 12.5%, Iat 1 1= 149 degF,
Iat 1 2=151deg Fbelow are OBD Monitor test
O2 B1 S1= .4174V, 02 B1 S2= 0.0V, O2 B2 S1= .5840V, O2 B2 S2= 0V, Catalyst B1= .551V, Catalyst B2= .551V, Vvt monitor B1= 0V,
Vvt B2=0V, evap= .90″, purge flow= 60 s, secondary air 1= 4.111 kpa, secondary air 2 = 3.852 kpa, misfire all cyl 1 to 6 =0
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