Mitsubishi Eclipse 1990 Service Manual page 771

ENGINE AND EMISSION CONTROL
CHECK AT THE ECU TERMINALS
Termi-
Check item
nal No.
Clutch pedal
position switch
input
1
Park/neutral
position switch
input
ECU power supply
Power supply for
OD signal control
Closed throttle
position switch
output
Throttle position
sensor input
6
8 Ground
output
10
switch input
11
12
13
vacuum pump
release valve and
I
12
valve input
13
12
13
pump
elease valve and
12
valve input
13
Check conditions
When pedal is not depressed
When pedal is depressed
When selector lever is in a
position other than range
When selector lever is in
range
When ignition switch is ON
When ignition switch is ON
When accelerator pedal is
depressed
When accelerator pedal is not
depressed
When accelerator pedal is fully depressed
When accelerator pedal is released
At all times
all times
When OD switch is ON
OD switch is OFF
OD switch is ON
OD switch is OFF
driving at constant
speed using the SET switch
When accelerating with the
RESUME switch while driving
I
constant speed
When decelerating with the
SET switch while driving at
speed
canceling
driving with the CANCEL
TSB Revision
When clutch pedal position
switch is OFF
When clutch pedal position
is ON
When park/neutral position
switch is OFF
When park/neutral
switch is
When closed throttle position
switch is OFF
When throttle position
switch is ON.
,
Release valve closed
Control valve open
Release valve open
Control valve open
I
,
Normal
positive
voltage
Battery positive
voltage
Battery positive
voltage
Battery positive
,
ov
Continuity
Continuity
positive
Battery positive
voltage
positive
voltage
positive
voltage