Hello
How much more gas when O2 sensors are bad?,and is it possible they are don`t work correct but test KOE,KOER "said" OK.
I have very bad gas mileage 12-13 in city.I cleaned MAF (it wasn`t dirty),changed filters,spark plugs .
I don`t know what else I must check.
Ps. my foot isn`t heavy.
How much more gas when O2 sensors are bad?,and is it possible they are don`t work correct but test KOE,KOER "said" OK.
I have very bad gas mileage 12-13 in city.I cleaned MAF (it wasn`t dirty),changed filters,spark plugs .
I don`t know what else I must check.
Ps. my foot isn`t heavy.