Mitsubishi Montero (2004+). Manual — part 994
ON-VEHICLE SERVICE
TSB Revision
AUTOMATIC TRANSMISSION
23A-551
KEY INTERLOCK AND SHIFT LOCK MECHANISM
CHECK
M1232003100249
1. Carry out the following inspection.
2. When any of the above checks are not normal, adjust the
shift lock cable unit in following procedure.
(1) Remove the front floor console (Refer to GROUP 52A
−
Floor Console Assembly
(2) Shift selector lever to "P" position.
(3) Turn the ignition key to "LOCK" (OFF) position.
KEY INTERLOCK SIDE
INSPECTION
PROCEDURE
INSPECTION
REQUIREMENTS
INSPECTION ITEM (NORMAL CONDITION)
1
Brake pedal:
Depressed
Ignition key position:
"LOCK" (OFF) or removed
Unable to push in the selector lever push
button and move the lever out of the "P"
position.
2
Ignition key position:
"ACC"
Able to push in the selector lever push
button, move the lever out of the "P"
position, and shift to any position.
3
Brake pedal: Not
depressed
Selector lever: Other than
"P" position
Unable to turn the ignition key to the
"LOCK" (OFF) position.
4
Selector lever: "P" position Able to turn the ignition key to the
"LOCK" (OFF) position.
SHIFT LOCK SIDE
INSPECTION
PROCEDURE
INSPECTION CONTENTS
CHECK DETAILS (NORMAL CONDITION)
1
Brake pedal:
Not depressed
Ignition key
position: "ACC"
When the selector lever push button is depressed, the
selector lever can not be shifted out of the "P" position.
2
Brake pedal:
Depressed
When the selector lever push button is depressed, the
selector lever can be shifted smoothly to other position.
3
Brake pedal:
Not depressed
When the selector lever push button is depressed, the
selector lever can be shifted smoothly from the "R"
position to the "P" position.
ON-VEHICLE SERVICE
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AUTOMATIC TRANSMISSION
23A-552
(4) Loosen the bolt fixing the shift lock cable unit, push the
lever in direction B and the unit in direction C and tighten
the bolt at the standard torque.
Tightening torque: 5.0
± 1.0 N⋅m (44 ± 9 in-lb)
(5) Lift the lock guide of the key interlocking cable and then
unlock it.
(6) Lower the lock guide of the key interlocking cable and
then lock it.
NOTE: The key interlocking cable is adjusted according
to the lock position (cap push state) at this time. Readjust
the lock position if key interlocking operations malfunction
after locking.
3. After adjustment, re-check the operations. Replace the shift
lock cable unit if operations are defective (Refer to
TRANSMISSION CONTROL CABLE
ADJUSTMENT
M1231119500035
1. Move the selector lever to the "N" position.
2. Loosen the upper control lever adjusting nut.
3. Check that the transmission range switch is at "N" position.
4. Adjust the upper control lever so that there is no slackness
or excessive tightness in the transmission control cable, and
then tighten the adjusting nut to the specified torque.
Tightening torque: 23
± 4 N⋅m (17 ± 3 ft-lb)
5. Check that the transmission operation and functioning in
each position corresponds accurately to the position of the
selector lever.
TRANSFER-ECU CHECK
M1231120900048
1. Remove the indicator panel and the floor console front panel
(Refer to GROUP 52A
− Floor Console
2. Measure the transfer-ECU terminal voltage (Refer to
AC000004AB
LOCK
UNLOCK
LOCK GUIDE
KEY INTERLOCK CABLE
CAP
LEVER
FIXING BOLT
SHIFT LOCK CABLE UNIT
C
A
B
ACX01326AB
TRANSMISSION
UPPER
CONTROL LEVER
FRONT
ADJUSTING NUT
AC000010AB
FLOOR
CONSOLE
TRANSFER-ECU
ON-VEHICLE SERVICE
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AUTOMATIC TRANSMISSION
23A-553
POSITION INDICATOR LIGHT CHECK
M1231121000037
1. Remove the indicator panel (Refer to GROUP 52A
− Floor
Console
2. Check that there is continuity between the following
terminals:
3. If the continuity is incorrect, replace the position indicator
light unit assembly.
AUTOMATIC TRANSMISSION CONTROL
COMPONENT CHECK
CRANKSHAFT POSITION SENSOR CHECK
M1231102700134
Refer to GROUP 13A, Diagnosis
− Check Procedure With
Oscilloscope.
ACCELERATOR PEDAL POSITION SENSOR
CHECK
M1231102800023
Refer to GROUP 13A, On-vehicle Service
− Accelerator Pedal
Position Sensor Check.
TRANSMISSION FLUID TEMPERATURE SENSOR
CHECK
M1231104200016
1. Remove the transmission fluid temperature sensor.
2. Measure the resistance between terminals No.1 and No.2 of
the transmission fluid temperature sensor connector.
Standard value:
3. If the transmission fluid temperature sensor resistance is
outside the specified range and the "A/T TEMP" indicator
light is illuminating, replace the transmission fluid
temperature sensor.
TERMINAL NO.
NORMAL CONDITION
1
− 2
Less than 2 ohms
3
− 4
AC000011AB
INDICATOR
PANEL
TRANSMISSION FLUID
TEMPERATURE
RESISTANCE
0
°C (32°F)
16.7
− 20.5 kΩ
20
°C (68°F)
7.3
− 8.9 kΩ
40
°C (104°F)
3.4
− 4.2 kΩ
60
°C (140°F)
1.9
− 2.2 kΩ
80
°C (176°F)
1.0
− 1.2 kΩ
100
°C (212°F)
0.57
− 0.69 kΩ
AC100601AB
ATF
ON-VEHICLE SERVICE
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AUTOMATIC TRANSMISSION
23A-554
NOTE: The "A/T TEMP" indicator light on the combination
meter illuminating when the temperature reaches approxi-
mately 125
°
C (257
°
F) or greater, and then stops illuminating
when the temperature drops below approximately 115
°
C
(238
°
F).
TRANSMISSION RANGE SWITCH CHECK
M1231112600116
Refer to
STOPLIGHT SWITCH CHECK
M1231103000138
Refer to GROUP 35A, On-vehicle Service
− Stoplight Switch
Check
VEHICLE SPEED SENSOR CHECK
M1231109800121
Refer to GROUP 54A, Combination Meters Assembly and
Vehicle Speed Sensor
.
DUAL PRESSURE SWITCH CHECK
M1231109900128
Refer to GROUP 55A, On-vehicle Service
− Dual Pressure
Switch Check
A/T CONTROL RELAY CHECK
M1231110300120
1. Remove the A/T control relay.
2. Use jumper wires to connect A/T control relay terminal 2 to
the negative battery terminal and terminal 4 to the positive
battery terminal.
3. Check for continuity between A/T control relay terminals 1
and 3 when the jumper wires are connected to and
disconnected from the battery.
4. If there is any problem with the A/T control relay, replace it.
JUMPER WIRE
CONTINUITY BETWEEN
TERMINALS NO.1 AND NO.3
Connected
Less than 2 ohms
Disconnected
Open circuit
AC002590AD
A/T CONTROL
RELAY
AC100555
1 2
3 4
AC
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