Lincoln Navigator: Fuel Charging and Controls - 3.5L EcoBoost (272kW/370PS) / Throttle Body. Removal and Installation
Removal
NOTICE:
The turbocharger compressor vanes can be damaged by even the
smallest particles. When removing any turbocharger or engine air intake
system component, ensure that no debris enters the system. Failure to
do so may result in damage to the turbocharger.
-
Remove the engine appearance cover retainers, release
the engine appearance cover from the rear retaining tabs on the intake
manifold, then remove the engine appearance cover.
-
Remove the charge air cleaner outlet pipe RH.
Refer to: Air Cleaner Outlet Pipe RH (303-12 Intake Air Distribution
and Filtering - 3.5L EcoBoost (272kW/370PS), Removal and Installation).
-
Loosen the clamp, then disconnect the charge air cooler outlet pipe and move it out of the way..
-
NOTE:
When disconnecting the throttle body electrical
connector disengage the red locking tab on the throttle body electrical
connector by sliding it to the rear of the throttle body electrical
connector, away from the throttle body. Squeeze the throttle body
electrical connector while removing.
Disconnect the throttle body electrical connector.
-
Remove the throttle body bolts, then remove the throttle body.
Installation
-
NOTICE:
Make sure that the mating faces are clean and free of foreign material.
-
Inspect the throttle body gasket, clean and replace the throttle body gasket as needed.
-
Install the throttle body, then install and tighten the throttle body bolts in the following 2 stages.
Torque:
Stage 1:
89 lb.in (10 Nm)
Stage 2:
90°
-
NOTE:
When connecting the throttle body electrical
connector engage the red connector locking tab after fully installing
the throttle body electrical connector. The red tab will not slide
forward unless the throttle body electrical connector is fully
installed.
Connect the throttle body electrical connector.
-
NOTICE:
The hose end must contact the hose stop.
NOTE:
When installing the pipe, line up the alignment marks on the pipe and on the throttle body.
Install the charge air cooler outlet pipe, then tighten the charge air cooler outlet pipe clamp.
Torque:
44 lb.in (5.0 Nm)
-
Install the charge air cleaner outlet pipe RH.
Refer to: Air Cleaner Outlet Pipe RH (303-12 Intake Air Distribution
and Filtering - 3.5L EcoBoost (272kW/370PS), Removal and Installation).
-
Install the engine appearance cover into the rear retain
tabs on the intake manifold, then install and tighten the engine
appearance cover retainers.
Torque:
97 lb.in (11 Nm)
-
Road test the vehicle.
Removal
Release the fuel system pressure.
Refer to: Fuel System Pressure Release (310-00 Fuel System - General
Information - 3.5L EcoBoost (272kW/370PS), General Procedures)...
Other information:
Diagnostic Trouble Code (DTC) Chart
Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).
Module
DTC
Description
Action
PCM
P0034:00
Turbocharger/Supercharger Bypass Valve 'A' Control Circuit Low: No Sub Type Information
GO to..
Removal
NOTE:
Removal steps in this procedure may contain installation details.
Remove the RH loadspace trim panel.
Refer to: Loadspace Trim Panel (501-05 Interior Trim and Ornamentation, Removal and Installation).
Disconnect the rear temperature door actuator electrical connector.
Remove the retainers and the rear temperature..