Vortech 1999-2001 Ford 5.4L/6.8L Super Duty/SUV User Manual

Page 13

P/N: 4FT020-010

02AUG04 v2.1(99-03SuperDuty(4FT v2.1))

A. Disconnect the negative battery terminal from

the battery.

B. The Electronic Control Module (ECM) is the

vehicles computer. The ECM should be located
above the emergency brake pedal. The wiring
harness and plug to the ECM is located on the
opposite side of the firewall, in the engine com-
partment.

C. Using a 10mm socket remove the harness and

plug from the ECM located below the brake
booster in the engine compartment (as the
screw is loosened, the connector will slowly
release).

D. Remove the plastic bracket securing the ECM to

the vehicle. Note the mounting orientation of the
computer. Remove the ECM from the vehicle.

E. Contact the Vortech Service Department for a

Return Authorization Number. Send both ECM
and supplied credit tag to Vortech using the
enclosed shipping box.

F. Detach the crankcase ventilation hose from the

drivers side valve cover.

G. Remove the stock air inlet ducting and mounting

bracket.

H. Disconnect the Mass Air Flow (MAF) sensor

wiring from MAF and pull the wiring out from the
air inlet. Remove the MAF from the stock air
inlet.

PREPARATION/REMOVAL