what do these codes mean and how do i fix P0170, P0171, P2195
check engine light came on. the codes were P0170, P0171 and P2195. on 2010 Hyundai Elantra
wheezy mom...take your Hyundai to the dealer
ALL UNDER WARRANTY AT DEALER FOR AT LEAST 8 YRS 80K MILES
P0170 = Fuel trim malfunction probably MAF sensor... Po171 = system too lean bank 1....P2195 = o2 sensor stuck lean bank 1 sensor 1....could just be a bad o2 sensor. All these things are covered under warranty for a vechicle as new as yours. Take to dealer.