P0174 code on my 2006 Ford F150 5.4L, and engine is missing

Question

The engine is missing when i'm on transimission lock-up at 65 KM/H and i accelerate very slowly to stay on lock-up

Answer 1

P0174 System too Lean (Bank 2)

Does the engine have a miss? This would explain the lean condition. , especially with a misfire at a loaded condition

The sparkplug boots tend to deteriorate, check the boot of the sparkplug which may help locate the lean misfire.

Answer 2

P0174 FORD - Fuel Injection System Too Lean Bank 2
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