Mitsubishi 1989-1993 GALANT Service Manual page 735

AUTOMATIC TRANSAXLE
Fault
Fault code (for voltmeter)
code
49
Cause
Damaged or disconnected wiring
of the shift control solenoid valve A
system
Short circuit of the shift-control
solenoid valve A system
Damaged or disconnected wiring
of the shift control solenoid valve B
system
Short circuit of the shift control
solenoid valve B system
Damaged or disconnected wiring
of the pressure control solenord
valve system
Short circuit of the pressure control
solenoid valve system
Damaged or disconnected wiring
of the torque converter clutch con-
Short circuit of the damper clutch
control solenoid valve system
Malfunction of the torque con-
First gear non-synchronous
Second gear non-synchronous
TSB Revision
Remedy
Check the solenoid valve con-
l
Check shift control solenoid
l
valve A itself.
Check the shift control solenoid
l
valve A drive circuit harness
Check the solenoid valve con-
l
Check shift control solenoid
l
valve B itself.
Check the shift control solenoid
l
valve B drive circuit harness.
Check the solenoid valve con-
l
Check the pressure control
l
noid valve itself.
Check the pressure control sole-
l
Check the solenoid valve con-
l
nector.
Check the torque
l
clutch control solenoid itself.
Check the torque converter
l
clutch control solenoid drive cir-
Check the torque
l
clutch control solenoid drive cir-
cuit harness.
Check the torque
l
clutch hydraulic pressure
tern.
Check the torque
l
clutch control solenoid itself.
Replace the control unit.
l
Check the pulse generator out-
l
put circuit harness.
Check the pulse generator con-
l
nector.
Check pulse generator A and
l
pulse generator B themselves.
l
Check the pulse generator A
l
output circuit harness.
Check the pulse generator A
l
connector.
Check pulse generator A itself.
l
Sole-