Mitsubishi 1989-1993 GALANT Service Manual page 443

FUEL SYSTEM <DOHC>
models> d
<From 1990 models>
Operational Check
(1) Remove the throttle body.
control motor
(2) Remove the stepper motor
(stepper motor)
(3) Connect the special tool (Test harness) to the idle air con-
trol motor connector.
(4) Connect the positive (+) terminal of a power supply
(approx. 6 V) to the white clip and the green clip.
(5) With the idle air control motor 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.
(6) If, as a result of these tests, vibration is detected, the
stepper motor can be considered to be normal.
to the red and black clip.
to the blue and black clip.
to the blue and yellow clip.
to the red and yellow clip.
to the red and black clip.