Mitsubishi Eclipse. Manual - part 844
AUTOMATIC TRANSAXLE DIAGNOSIS
TSB Revision
AUTOMATIC TRANSAXLE
23A-385
PCM TERMINAL VOLTAGE REFERENCE CHART FOR TRANSAXLE OPERATION
M1231008400275
AC305281AB
C-50 <2.4L ENGINE> OR
C-52 <3.0L ENGINE>
C-54 <2.4L ENGINE> OR
C-55 <3.0L ENGINE>
C-57 <2.4L ENGINE> OR
C-59 <3.0L ENGINE>
C-61 <2.4L ENGINE> OR
C-63 <3.0L ENGINE>
TERMINAL
NO.
INSPECTION ITEMS
INSPECTION REQUIREMENT
NORMAL CONDITION
45
Crankshaft position
sensor
Engine: Idling
1.5
− 2.5 V
46
TP sensor supplied
voltage
Ignition switch: ON
4.9
− 5.1 V
50
A/T control relay
Ignition switch: LOCK (OFF)
1 V or less
Ignition switch: ON
10
− 12 V
57
TP sensor ground
Always
0.5 V or less
75
Auto-cruise signal
Ignition switch: ON
Battery positive voltage
76
Ground
Always
1 V or less
77
Solenoid valve power
supply
Ignition switch: LOCK (OFF)
1 V or less
Ignition switch: ON
Battery positive voltage
78
TP sensor
Ignition switch: ON (check
for smooth voltage increase
as throttle is moved from idle
position to wide open throttle
Idle
0.6
− 0.8 V
Wide open
throttle
4.5
− 5.5 V
80
Vehicle speed signal
• Measure between terminals 80 and
ground with an oscilloscope.
• Engine: 2,000 r/min
• Selector lever position: 3 (3rd gear)
<Vehicles without sport mode>, Sport
mode (3rd gear) <Vehicles with sport
mode>
Refer to
,
Inspection Procedure
Using an Oscilloscope.
88
Ground
Always
1 V or less
89
Solenoid valve power
supply
Ignition switch: LOCK (OFF)
1 V or less
Ignition switch: ON
Battery positive voltage
97
Ground
Always
1 V or less
101
Transmission range
switch: P
• Ignition switch: ON
• Selector lever position: P
Battery positive voltage
• Ignition switch: ON
• Selector lever position: Other than
above
1 V or less
102
Transmission range
switch: D
• Ignition switch: ON
• Selector lever position: D
Battery positive voltage
• Ignition switch: ON
• Selector lever position: Other than
above
1 V or less