Mitsubishi Eclipse 1990 Service Manual page 470

INSPECTION PROCEDURE 9
Idle speed is high. (Improper idle speed)
[Comment]
In such cases as the above, the cause is probably that the intake air volume during idle is'
too great.
SCAN TOOL DTC
Are diagnostic trouble codes output
NO
07 motor (Refer to
OK
SCAN TOOL Special function
"Reset
Check trouble symptoms.
NG
SCAN TOOL SENSOR
OK
SCAN TOOL OUTPUT
clutch relay (Refer to
OK
Check the throttle body minimum air flow.
(Refer to
INSPECTION PROCEDURE 10
Idle speed is low. (Improper idle speed)
[Comment]
In cases such as the above, the cause is probably that the intake air volume during idling is
too small.
SCAN TOOL DTC
Are diagnostic trouble codes output
SCAN TOOL Actuator test
07 motor. (Refer to
OK
SCAN TOOL Special function
"Reset
Check trouble
OK
SCAN TOOL INPUT STATE TESTS
position switch (transaxle range switch)
(Refer to
OK
Check the throttle body minimum air flow.
(Refer to
ENGINE
Refer to
TROUBLE CODES.
NG
Checktheidleaircontrolmotorcircuit.
PROCEDURE FOR DIAGNOSTIC TROUBLE
NG
Check the engine coolant temperature circuit.
(Refer to
NG
Check the
to
YES
Refer to
TROUBLE CODES.
NG
PROCEDURE FOR DIAGNOSTIC TROUBLE CODE
Check the engine coolant temperature circuit.
(Refer to
list) Checktransaxle range sensorcircuit.
PROCEDURE 25.)
TSB Revision
Intake manifold vacuum leak
INSPECTION CHART FOR DIAGNOSTIC
INSPECTION
switch and compressor clutch relay
INSPECTION PROCEDURE 26.)
Probable cause
Malfunction of the' throttle body
INSPECTION CHART FOR DIAGNOSTIC
INSPECTION PROCEDURE 36.)
b o d y
,
INSPECTION