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It was perfectly fine and an hour later as soon as I started it, it was shaking and jumping and idle high then low abnd will sometimes stall and drives just horrible

Vehicle: 2007 Ford Expedition xLt Tritan

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Hi there,

The codes P2195 and P2197 indicate an issue with the O2 sensor on bank 1 and 2 sensor 1. Here is a list of possible causes for these codes.

P2195 FORD - Oxygen Sensor Signal Biased/Stuck Lean Bank 1 Sensor 1

Read more: https://www.autocodes.com/p2195_ford.html

The code P0171 indicates the fuel mix is too lean. Here is a list of possible causes for this code.

P0171 FORD - Fuel Injection System Too Lean Bank 1

Read more: https://www.autocodes.com/p0171_ford.html

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