I'm not sure if this is the same on a 2007 , but axle code 26 for 1997 to 2004 F150 trucks is a 3.73 conventional axle
I believe that is a 3.55 conventional axle ( non - limited slip )
The axle code 22 for a 2007 Ford E-250 indicates that the vehicle is equipped with a 3.73:1 axle ratio. This is a common configuration for models designed for towing or carrying heavier loads, as it provides a good balance of power and fuel efficiency. The code helps identify the specific axle type and ratio used in the vehicle, which can be important for maintenance and replacement parts.
19 Conventional non-Positraction Differential 3.55
3.31 ratio
Trouble code P0171 means:System too lean (Bank 1)
Trouble code P0000 means: No fault found
Trouble code P0171 means:System too lean (Bank 1)
Trouble code P0302 means: Cylinder 2 Misfire Detected
Catalytic converter efficiency failure.
According to the ( 1996 ) Ford Bronco Owner Guide : Axle code ( 19 ) is a Ford conventional ( non Ford Traction Lok / limited slip ) axle with a 3.55 ratio
The Ford diagnostic code 316 is a misfire detected at engine start up.
Trouble code P0708 means:Transmission range sensor circuit high input