2005-2009 Ford Mustang 4.6L 3-Valve
Approximately two inches behind the con-
nector cut only the SOLID GRAY and the GRAY/
Remove the tape on the main branch of
the wiring harness behind the MAF connector backs to about the #6 fuel injector branch. Lo-
cate the SOLID GRAY and the GRAY/RED wires previously cut from the MAF connector and pull them free from the harness to this point. You will
be making a new branch on the wiring harness with these wires.
Tape the two short ends of the Gray and
Gray/Red wire at the MAF connector to the har-
SOLID GRAY and GRAY/RED Wires
ness as they will no longer be used. Recover the harness with tape leaving the SOLID GRAY and
the GRAY/RED wire exposed.
Install the new IAT connector harness onto
the Grey and the Gray/Red wires using the crimp/ shrink connectors supplied. Either white wire can be connected to the solid Grey and the Gray/Red
IAT Connector Harness