P0171 and more
#1
P0171 and more
Some help please
My wifes protge has trown this code every 6 to 9 months ruff idle stumbles under part throttel
replaced O2 sensor; the MAF; oem plugs and wires. data logging has shown base timing at idle to be 8-10 advanced while under full load 63.5 and better advanced
Im at a loss
BTW the curent O2 sensor reads corectly( real time data loging is great)
Any help would be greatly appreciated
J
Edit: 2001 1.6l DX is the car
is ther a diferance between part brands
My wifes protge has trown this code every 6 to 9 months ruff idle stumbles under part throttel
replaced O2 sensor; the MAF; oem plugs and wires. data logging has shown base timing at idle to be 8-10 advanced while under full load 63.5 and better advanced
Im at a loss
BTW the curent O2 sensor reads corectly( real time data loging is great)
Any help would be greatly appreciated
J
Edit: 2001 1.6l DX is the car
is ther a diferance between part brands
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