Mitsubishi Eclipse. Manual — part 837
AUTOMATIC TRANSAXLE DIAGNOSIS
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AUTOMATIC TRANSAXLE
23A-357
STEP 6. Check the harness for open circuit, short circuit to
ground or damage between PCM connector C-57 <2.4L
Engine> or C-59 <3.0L Engine> terminal 80 and
combination meter connector C-42 terminal 30.
Q: Is the harness wire in good condition?
YES : Go to Step 7.
NO : Repair or replace the harness wire.
STEP 7. Check the speedometer.
Refer to GROUP 54A, Combination Meters Assembly and
Vehicle Speed Sensor
− Trouble Symptom Chart − Speedome-
ter Does Not Work
Q: Is the speedometer operating properly?
YES : Go to Step 8.
NO : Replace the combination meter.
AC001729 BB
CONNECTOR: C-42
C-42
AC001657
CONNECTOR: C-57 <2.4L ENGINE> OR
C-59 <3.0L ENGINE>
AZ
PCM
C-57 <2.4L ENGINE> OR C-59 <3.0L ENGINE>
AC001729 BB
CONNECTOR: C-42
C-42
AUTOMATIC TRANSAXLE DIAGNOSIS
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AUTOMATIC TRANSAXLE
23A-358
STEP 8. Using scan tool MB991958, check data list item 29:
Vehicle Speed Signal.
CAUTION
To prevent damage to scan tool MB991958, always turn the
ignition switch to the "LOCK" (OFF) position before con-
necting or disconnecting scan tool MB991958.
(1) Connect scan tool MB991958 to the data link connector.
(2) Start the engine.
(3) Set scan tool MB991958 to data reading mode for item 29:
Vehicle Speed Signal.
• Check that the speedometer and scan tool MB991958
display speed match when driving at a vehicle speed of
40 km/h (25 mph).
(4) Turn the ignition switch to the "LOCK" (OFF) position.
Q: Is the sensor operating properly?
YES : This malfunction is intermittent. Refer to GROUP 00,
How to Use Troubleshooting/Inspection Service
Points
− How to Cope with Intermittent Malfunction
.
NO : Replace the PCM.
AC303127
AB
MB991911
16-PIN
MB991827
MB991824
AUTOMATIC TRANSAXLE DIAGNOSIS
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AUTOMATIC TRANSAXLE
23A-359
INSPECTION PROCEDURE 18: Shift Switch Assembly System <Vehicles with Sport Mode>
AC106639
Shift Switch Assembly System Circuit
AB
AUTOMATIC TRANSAXLE DIAGNOSIS
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AUTOMATIC TRANSAXLE
23A-360
AC001844
CONNECTOR: B-41
DIPSTICK
AK
B-41
AC001741
CONNECTOR: C-27
AR
C-27
AC106611AB
CONNECTOR: C-28
C-28
AC001729AX
CONNECTOR: C-41
C-41
AC001657
CONNECTOR: C-61 <2.4L ENGINE> OR
C-63 <3.0L ENGINE>
PCM
BC
C-61 <2.4L ENGINE> OR C-63 <3.0L ENGINE>
AC001741
CONNECTOR: C-65
AS
C-65
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