Mitsubishi Eclipse Workshop Manual page 161

FUEL -
On-vehicle Inspection
of
MPI
Components
13-93
I
o
(5) With
the idle
speed control servo as shown
in
the
illustration. connect the negative
(-
)
terminal of the power
supply to each clip
as
described in
the following steps, and
check whether
or
not
a vibrating feeling (a feeling
of
very
slight vibration
of the
stepper motor)
is
generated as
a
result of the
activation
of the
stepper motor.
O
Connect the negative
(-)terminal
of the power supply
to the red and black clip.
@ Connect the negative
(-)
terminal of the power supply
to the blue and
black clip.
@
Connect the negative
(-
)
terminal of the power supply
to the blue
and yellow clip.
@
Connect the negative
(-)
terminal of the pcn,er supply
to the red and yellow
clip.
@ Connect the negative
(-)
terminal of the poner supply
to the
red and black clip.
@ Repeat
the tests in
sequence
from (5) to
(11.
(6) lf,
as
a
result
of
these tests, vibration
is
detected, the
stepper motor can be considered to
be normal.
I
o
t
I
I
t
@
tlltrrubirhi
Motorr Corporation
Apr.
1991 nvuE9or0