Lincoln FT4Z-6K682-A Turbocharger Assembly

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For 2015 and later V6 models, you need to drain the cooling system and remove the outlet pipes from the air filter housing. Also, remove the engine lower shield. For the left-side turbocharger, remove the outlet pipe, heat shield, and inlet pipe. For the right-side turbocharger, remove the cowl panel, right front wheel, and lower Charge Air Cooler intake pipe. Then, remove the turbocharger oil supply tube, oil filter, coolant tube, wastegate control hose, and oil return tube. Remove the turbocharger coolant supply tube bolt and the turbocharger mounting nuts and bolt. Inspect and replace any necessary studs, bolts, and nuts. Install the turbocharger(s) and tighten the new nuts/bolts. Also, install the new oil drain tube and gaskets, and new sealing washers for the oil feed line and coolant line. Finally, complete the installation in reverse order, refill the cooling system, and change the engine oil and filter.

For 2015 and later four-cylinder models, the process involves removing the cowl panel, draining the cooling system, and removing the right-front wheel and the engine lower shield. Disconnect the turbocharger bypass valve electrical connector and detach the harness retainer. Also, disconnect the turbocharger bypass hose clamp and hose. Then, remove the turbocharger outlet pipe and the turbocharger inlet pipe. Remove the turbocharger coolant tubes and replace the banjo bolt sealing washers and tube O-rings. Afterward, remove the upper turbocharger mounting nuts, heat shield, oil supply tube, and turbocharger oil filter. Finally, disconnect the wastegate control hose and remove the turbocharger oil return tube. Lower the engine slightly and disconnect the CHT sensor electrical connector and turbocharger control valve vacuum tube retainers. Remove the remaining turbocharger mounting nuts and remove the turbocharger.