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Fixing Lincoln Fuel Odor

Feb. 22, 2023

Remove the intake manifold and replace the high-pressure fuel tube. It Is not necessary to remove the fuel injection pump to perform this procedure.

Some 2014 Lincoln MKT and MKS vehicles equipped with a 3.5L gasoline turbocharged direct injection (GTDI) engine and built on or before Feb. 2, 2014, may exhibit a raw fuel type odor most noticeable near the intake manifold. Remove the intake manifold and replace the high-pressure fuel tube. It Is not necessary to remove the fuel injection pump to perform this procedure.

You will need the following parts:

High pressure fuel tube assembly............AA5Z-9J323-E

Intake gasket set.......................................AA5Z-9439-A

Intake manifold gasket.............................7T4Z-9439-D

Intake manifold gasket.............................AA5Z-9439-BA

Motorcraft coolant..................................VC-3-B

About the Author

Mike Mavrigian | Motor Age Editor

Mike Mavrigian has written thousands of automotive technical magazine articles involving a variety of specialties, from engine building to wheel alignment, and has authored more than a dozen books that crisscross the automotive spectrum. Mike operates Birchwood Automotive, an Ohio shop that builds custom engines and performs vintage vehicle restorations. The shop also features a professional photo studio to document projects and to create images for articles and books.

About the Author

Information courtesy of Mitchell 1

Information for Technical Service Bulletins comes from ProDemand, Mitchell 1's auto repair information software for domestic and import vehicles. Headquartered in San Diego, Mitchell 1 has provided quality repair information solutions to the automotive industry since 1918.