Mitsubishi Eclipse 1990 Service Manual page 1144

36
Code Scan tool 24
No.
General scan tool
A mismatch has occurred between the shift condition and the pressure switch condition
(ON/OFF) while the vehicle is moving.
SCAN TOOL list
20 pressure switch
Engine: Stopped
Disconnect the EATX relay
connector and apply system
voltage to harness-side connector
terminal (8).
Ignition switch: ON
OK: OFF
Hydraulic
Raise vehicle on hoist
allowsfrontwheelstoturn.
Attach oauae to
the
Increase speed to
1 5 0 0
1. Take a reading of the
clutch pressure.
O K :
psi)
2. SCAN TOOL list
20 L-R pressure switch
OK: ON
OK
INTERMITTENT MALFUNCTION
Study the DTC information (back-
ground, range of check, setting
condition).
Refer to INTRODUCTION
to Cope with Intermittent Malfunc-
tion.
Code Scan tool 25
No.
General scan tool
A mismatch has occurred between the shift condition and the pressure switch condition
(ON/OFF) while the vehicle is moving.
Carrv out the procedure for code No. 21. (Refer
to
Carry out the inspection procedure for code No. 24. (Refer
to
AUTOMATIC TRANSAXLE
ENGINE (NON-TURBO)>
Pressure switch cricuit: LR
NG
Possible causes:
Incorrect transmission fluid level
Internal transaxle failure (Refer
to
Replace and pressure
Replace the TCM
How
Pressure switch circuit:
TSB Revision
Troubleshooting
Probable cause
Low/high fluid level
Malfunction of
Harness or connector between
switch and TCM open or short-circuited
Malfunction of TCM
Internal transaxle problem
Check the harness wire between the
EATX relay and solenoid and pressure
switch assembly
(Check short to power)
OK
Check the harness
and pressure switch assembly and
TCM (terminal (10))
(Check short to power)
OK
Check the following connector:
.
OK
Check trouble
Replace solenoid and pressure switch
Check trouble symptom.
NG
Replace the TCM
Probable cause
Low/high fluid level in transaxle
Malfunction of pressure switch assembly
Harness or connector between OD pressure
switch and TCM open or
Harness or connector between
switch and TCM open or short-circuited
Malfunction of TCM
Internal transaxle problem
transaxle
switch
pressure
NG
Repait
NG
Repair
pressure