Mitsubishi 3000GT Service Manual page 424

15-6
INTAKE AND EXHAUST
Variable induction
control motor
connectors
Open
Standard value
Idle
Engine speed gradually
Increases to 5,000 rpm
5,000 rpm
(4) If the voltages are outside the standard values, inspect
the induction control valve position sensor, variable induc-
tion control motor and the related harnesses.
VARIABLE INDUCTION CONTROL MOTOR CHECK
(1) Disconnect the variable induction control motor connec-
tors.
(2) Disconnect the air intake hose from the throttle body.
(3) Check the variable induction control motor coil for continu-
ity.
Standard value
Between terminals (11) and Present
(4) Make sure that when DC 6V is applied to terminals (11)
Close
and (12) of the variable induction control motor connector,
the induction control valve opens and closes smoothly.
Caution
Be sure to apply a voltage of not higher than DC
6V to the variable induction control motor connector
terminals since application of high voltage may lock
the servo gears.
(5) If outside the standard value, or if the variable induction
valve does not open and close
intake manifold plenum assembly.
TURBOCHARGER SUPERCHARGING
PRESSURE CHECK (Turbo)
Caution
Perform running inspection with two passengers in the
vehicle and where full throttle acceleration can be safely
made.
The pressure gauge reading is taken by a front seat pas-
senger.
TSB Revision
Engine condition
O-l or 4.5-5.5
1 Z-4.0 (momentarily)
O-l or 4.5-5.5
Measured terminal
Voltage [V]
Continuity
20°C
smoothly, replace the