Ford OBD1 Systems
ADDITIONAL TESTS FOR EEC-IV SYSTEMS - CYLINDER BALANCE TEST
3160g 99
The Ford Menu displays.
Use the
and
buttons, as
necessary, to make menu selections.
3.
From the Ford Menu, highlight
Cylinder
Balance Test
, then press the
ENTER
button.
An advisory message displays. If
the vehicle
is not
equipped with
Sequential Electronic Fuel Injection
(SEFI), press the
SYSTEM MENU
button to exit. Otherwise, press
the
ENTER
button to continue.
4.
An “instructional” message displays.
Start and warm-up engine to normal
operating temperature. Press the
ENTER
button to continue.
5.
When prompted, turn off all vehicle
accessories, turn ignition key OFF and
wait for the on screen prompt. If you
wish to exit the Cylinder Balance test at
this time, press the
SYSTEM MENU
button.
6.
When instructed by the message on the
Scan Tool's display, start the engine and
press the
ENTER
button.
A "One moment please preparation
for test is in progress..." message
shows temporarily on the Scan
Tool's LCD display.
7.
When prompted by the message on the
Scan Tool's display, lightly press the
accelerator pedal half way and release
to activate the cylinder balance test.
For 1986 models ONLY:
Fully
press accelerator once and
release.
The computer is now in Cylinder
Balance Test mode, and will start
cutting fuel to each cylinder in
sequence to determine if all the
cylinders are contributing equally.
It
may take up to five minutes before
the test results are transmitted to
the Scan
Tool.