Mitsubishi Eclipse. Manual — part 750
GENERAL DESCRIPTION
TSB Revision
AUTOMATIC TRANSAXLE
23A-9
3. If the computer determines that the driver tends
to apply the brakes often on a descending road-
way, it adjusts timing to down shift sooner so that
engine braking is more effectively applied. Con-
versely, if the computer determines that the driver
does not brake much while driving downhill, it
delays downshifting to minimize the effect of
engine braking.
.
AC000844
DRIVER WHO PREFERS
RELAXING RIDE
DRIVER WHO PREFERS
SPORTIER RIDE
50 (31)
4TH
3RD
100 (62)
VEHICLE SPEED [km/h (mph)]
ADAPTIVE SHIFT CONTROL DURING ACCELERATION
AB
4TH
3RD
AC000845
DRIVER WHO PRESSES
BRAKE PEDAL OFTEN
AVERAGE DRIVER
4TH
3RD
ADAPTIVE SHIFT CONTROL ON DOWNGRADES
AB
4TH
3RD
4TH
4TH
4TH
4TH
3RD
2ND
DRIVER WHO RARELY
PRESSES THE BRAKE
CONVENTIONAL A/T (NO DOWN SHIFT)
NEW A/T WITH
INVECS-II
GENERAL DESCRIPTION
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AUTOMATIC TRANSAXLE
23A-10
SYSTEM CONSTRUCTION DIAGRAM
Powertrain control module (PCM)
Ignition switch
Input shaft speed sensor
Output shaft speed sensor
Crankshaft position sensor
Throttle position sensor
A/T fluid temperature sensor
Park/Neutral position switch
Dual pressure switch
Stoplight switch
Cruise control unit (OD OFF Signal)
Select switch
<Vehicles with sport mode>
Shift switch (up, down)
<Vehicles with sport mode>
Scan tool (MUT-II)
Serial communication
A/T control relay
Torque converter clutch solenoid valve
Low-reverse solenoid valve
Second solenoid valve
Underdrive solenoid valve
Overdrive solenoid valve
Fail-safe operation
("N" range light flashing)
<Vehicles with sport mode>
SENSE
DECIDE
ACT
AC102750
Transmission fluid temperature sensor
Transmission range switch
AD
Scan tool (MUT-III)
GENERAL DESCRIPTION
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AUTOMATIC TRANSAXLE
23A-11
SHIFT PATTERN CONTROL
.
<2.4L ENGINE> UPSHIFT PATTERN
NOTE: Within 2 -to- 3 and 3 -to- 4 movement ranges, the PCM adjusts shift points according to the driving
conditions by memorizing the accelerator pedal stroke and braking timing.
.
<2.4L ENGINE> DOWNSHIFT PATTERN
.
AC001949AC
100
50
0
1,000
2,000
3,000
4,000
5,000
6,000
7,000
1
2
2
3
3
4
THROTTLE
OPENING (%)
2
→ 3
MOVEMENT
RANGE
3
→4
MOVEMENT
RANGE
0 (0)
50 (31)
100 (62)
150 (93)
200 (124)
OUTPUT SHAFT SPEED (r/min)
VEHICLE SPEED [km/h (mph)]
THICK LINE: STANDARD SHIFT PATTERN
AC001950
100
50
0
0(0)
1,000
2,000
3,000
4,000
5,000
6,000
7,000
50 (31)
100 (62)
150 (93)
200 (124)
1
2
2
3
3
4
1
2 (L OR
SPORT MODE)
2
3 (2,L OR
SPORT MODE)
3
4 (3,2,L OR
SPORT
MODE)
THROTTLE
OPENING (%)
OUTPUT SHAFT SPEED (r/min)
VEHICLE SPEED [km/h (mph)]
AD
GENERAL DESCRIPTION
TSB Revision
AUTOMATIC TRANSAXLE
23A-12
<3.0L ENGINE (VEHICLES WITHOUT VARIABLE INDUCTION SYSTEM) > UPSHIFT PATTERN
NOTE: Within 2 -to- 3 and 3 -to- 4 movement ranges, the PCM adjusts shift points according to the driving
conditions by memorizing the accelerator pedal stroke and braking timing.
.
<3.0L ENGINE (VEHICLES WITHOUT VARIABLE INDUCTION SYSTEM) > DOWNSHIFT PATTERN
.
AC100311
THROTTLE OPENING (%)
100
50
0
0 (0)
50 (31)
100 (62)
150 (93)
VEHICLE SPEED [km/h (mph)]
1,000
2,000
3,000
4,000
5,000
6,000
7,000
OUTPUT SHAFT SPEED (r/min)
AB
THICK LINE: STANDARD SHIFT PATTERN
2
→ 3
MOVEMENT
RANGE
3
→4
MOVEMENT
RANGE
1
2
2
3
3
4
200 (124)
AC100312
THROTTLE OPENING (%)
100
50
0
0 (0)
50 (31)
100 (62)
150 (93)
VEHICLE SPEED [km/h (mph)]
1,000
2,000
3,000
4,000
5,000
6,000
7,000
OUTPUT SHAFT SPEED (r/min)
AB
1
2
2
3
3
4
1
2
2
3
3
4
200 (124)
(SPORT MODE)
(SPORT MODE)
(SPORT MODE)
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