Turbo For 2011-2012 Ford F-150 EcoBoost 3.5L. For 2011-2012 Ford F-150 EcoBoost 3.5L. Approach: 1. US Warehouse. Open the air outlet of the compressor or the straight pipe (rubber hose) of the engine's air intake, and check whether the oil is adhered to the nozzle and pipe wall.
