TM-430
< SYMPTOM DIAGNOSIS >[TYPE 2 (4AT: RE4F03B)]
SYSTEM SYMPTOM
Shift ShockSharp shock in shift-
ing from “N” to “D” po-
sition.ON vehicle1. Engine idling speedXX-XX, "*****"
(Type 1), XX-XX,
"*****" (Type 2)
2. Accelerator pedal position sensorEC-297
(Type 1),
EC-583
(Type 2)
3. Line pressure testTM-178
4. A/T fluid temperature sensorTM-48
(Type 1),
XX-XX, "*****"
(Type 2)
5. Engine speed signalTM-56
(Type 1),
XX-XX, "*****"
(Type 2)
6. Line pressure solenoid valveTM-81
(Type 1),
XX-XX, "*****"
(Type 2)
7. Control valve assemblyXX-XX, "*****"
8. Accumulator N-DXX-XX, "*****"
OFF vehicle 9. Forward clutchXX-XX, "*****"
Too sharp a shock in
changing from D
1 to
D
2.ON vehicle1. Accelerator pedal position sensorEC-297
(Type 1),
EC-583
(Type 2)
2. Line pressure testTM-178
3. Accumulator servo releaseXX-XX, "*****"
4. Control valve assemblyXX-XX, "*****"
5. A/T fluid temperature sensorTM-48
(Type 1),
XX-XX, "*****"
(Type 2)
OFF vehicle 6. Brake bandXX-XX, "*****"
Too sharp a shock in
changing from D
2 to
D
3.ON vehicle1. Accelerator pedal position sensorEC-297
(Type 1),
EC-583
(Type 2)
2. Line pressure testTM-178
3. Control valve assemblyXX-XX, "*****"
OFF vehicle4. High clutchXX-XX, "*****"5. Brake bandXX-XX, "*****"
Too sharp a shock in
changing from D
3 to
D
4.ON vehicle1. Accelerator pedal position sensorEC-297
(Type 1),
EC-583
(Type 2)
2. Line pressure testTM-178
3. Control valve assemblyXX-XX, "*****"
OFF vehicle4. Brake bandXX-XX, "*****"5. Overrun clutchXX-XX, "*****"
6. Forward one-way clutchXX-XX, "*****"
Gear change shock
during deceleration by
releasing accelerator
pedal.ON vehicle1. Accelerator pedal position sensorEC-297
(Type 1),
EC-583
(Type 2)
2. Line pressure testTM-178
3. Overrun clutch solenoid valveTM-93
(Type 1),
XX-XX, "*****"
(Type 2)
4. Control valve assemblyXX-XX, "*****"
Large shock in chang-
ing from 1
2 to 11 in “1”
position.ON vehicle 1. Control valve assemblyXX-XX, "*****"OFF vehicle 2. Low & reverse brakeXX-XX, "*****"
Items Symptom Condition Diagnostic item Reference page
SYSTEM SYMPTOM
TM-431
< SYMPTOM DIAGNOSIS >[TYPE 2 (4AT: RE4F03B)]
C
E
F
G
H
I
J
K
L
MA
B
TM
N
O
P
Improper Shift TimingToo high a gear
change point from D
1
to D
2, from D2 to D3,
from D
3 to D4.ON vehicle1. Accelerator pedal position sensorEC-583
2. Vehicle speed sensor·A/T (Revolution sensor)
and vehicle speed sensor·MTRXX-XX, "*****"
and XX-XX,
"*****"
3. Shift solenoid valve AXX-XX, "*****"
4. Shift solenoid valve BXX-XX, "*****"
Gear change directly
from D
1 to D3 occurs.ON vehicle1. A/T fluid levelXX-XX, "*****"2. Accumulator servo releaseXX-XX, "*****"
OFF vehicle 3. Brake bandXX-XX, "*****"
Too high a change
point from D
4 to D3,
from D
3 to D 2, from
D
2 to D1.ON vehicle1. Accelerator pedal position sensorEC-583
2. Vehicle speed sensor·A/T (Revolution sensor)
and vehicle speed sensor·MTRXX-XX, "*****"
and XX-XX,
"*****"
Kickdown does not
operate when de-
pressing accelerator
pedal in D
4 within
kickdown vehicle
speed.ON vehicle1. Accelerator pedal position sensorEC-583
2. Vehicle speed sensor·A/T (Revolution sensor)
and vehicle speed sensor·MTRXX-XX, "*****"
and XX-XX,
"*****"
3. Shift solenoid valve AXX-XX, "*****"
4. Shift solenoid valve BXX-XX, "*****"
Kickdown operates or
engine overruns when
depressing accelera-
tor pedal in D
4 beyond
kickdown vehicle
speed limit.ON vehicle1. Vehicle speed sensor·A/T (Revolution sensor)
and vehicle speed sensor·MTRXX-XX, "*****"
and XX-XX,
"*****"
2. Accelerator pedal position sensorEC-583
3. Shift solenoid valve AXX-XX, "*****"
4. Shift solenoid valve BXX-XX, "*****"
Gear change from 22
to 2
3 in “2” position.ON vehicle1. PNP switch adjustmentXX-XX, "*****"2. Control cable adjustmentXX-XX, "*****"
Gear change from 11
to 1
2 in “1” position.ON vehicle1. PNP switch adjustmentXX-XX, "*****"2. Control cable adjustmentXX-XX, "*****"
Items Symptom Condition Diagnostic item Reference page
TM-432
< SYMPTOM DIAGNOSIS >[TYPE 2 (4AT: RE4F03B)]
SYSTEM SYMPTOM
No Down ShiftFailure to change
gear from D
4 to D3.ON vehicle1. A/T fluid levelXX-XX, "*****"
2. Accelerator pedal position sensorEC-583
3. Overrun clutch solenoid valveXX-XX, "*****"
4. Shift solenoid valve A XX-XX, "*****"
5. Line pressure solenoid valveXX-XX, "*****"
6. Control valve assemblyXX-XX, "*****"
OFF vehicle7. Brake bandXX-XX, "*****"8. Overrun clutchXX-XX, "*****"
Failure to change
gear from D
3 to D2 or
from D
4 to D2.ON vehicle1. A/T fluid levelXX-XX, "*****"
2. Accelerator pedal position sensorEC-583
3. Shift solenoid valve AXX-XX, "*****"
4. Shift solenoid valve BXX-XX, "*****"
5. Control valve assemblyXX-XX, "*****"
OFF vehicle6. High clutchXX-XX, "*****"7. Brake bandXX-XX, "*****"
Failure to change
gear from D
2 to D1 or
from D
3 to D1.ON vehicle1. A/T fluid levelXX-XX, "*****"
2. Accelerator pedal position sensorEC-583
3. Shift solenoid valve AXX-XX, "*****"
4. Shift solenoid valve BXX-XX, "*****"
5. Control valve assemblyXX-XX, "*****"
OFF vehicle6. Low one-way clutchXX-XX, "*****"7. High clutchXX-XX, "*****"
8. Brake bandXX-XX, "*****"
Failure to change
from D
3 to 22 when
shifting selector lever
into “2” position.
XX-XX, "*****"ON vehicle1. Accelerator pedal position sensorEC-5832. Shift solenoid valve BXX-XX, "*****"
3. Control valve assembly XX-XX, "*****"
4. Control cable adjustmentXX-XX, "*****"
OFF vehicle 5. Brake bandXX-XX, "*****"
No Down ShiftDoes not change from
12 to 11 in 1st position.ON vehicle1. PNP switch adjustmentXX-XX, "*****"
2. Vehicle speed sensor·A/T (Revolution sensor)
and vehicle speed sensor·MTRXX-XX, "*****"
and XX-XX,
"*****"
3. Shift solenoid valve AXX-XX, "*****"
4. Control valve assemblyXX-XX, "*****"
5. Overrun clutch solenoid valveXX-XX, "*****"
OFF vehicle6. Overrun clutchXX-XX, "*****"7. Low & reverse brakeXX-XX, "*****"
Items Symptom Condition Diagnostic item Reference page
SYSTEM SYMPTOM
TM-433
< SYMPTOM DIAGNOSIS >[TYPE 2 (4AT: RE4F03B)]
C
E
F
G
H
I
J
K
L
MA
B
TM
N
O
P
No Up ShiftFailure to change
gear from D
1 to D2.ON vehicle1. Control cable adjustmentXX-XX, "*****"
2. Shift solenoid valve AXX-XX, "*****"
3. Control valve assemblyXX-XX, "*****"
4. Vehicle speed sensor·A/T (Revolution sensor)
and vehicle speed sensor·MTRXX-XX, "*****"
and XX-XX,
"*****"
5. Accelerator pedal position sensorEC-583
OFF vehicle 6. Brake bandXX-XX, "*****"
Failure to change
gear from D
2 to D3.ON vehicle1. Control cable adjustmentXX-XX, "*****"
2. Shift solenoid valve BXX-XX, "*****"
3. Control valve assemblyXX-XX, "*****"
4. Vehicle speed sensor·A/T (Revolution sensor)
and vehicle speed sensor·MTRXX-XX, "*****"
and XX-XX,
"*****"
5. Accelerator pedal position sensorEC-583
OFF vehicle6. High clutchXX-XX, "*****"7. Brake bandXX-XX, "*****"
Failure to change
gear from D
3 to D4.ON vehicle 1. PNP switch adjustmentXX-XX, "*****"
2. Overdrive control switchXX-XX, "*****"
3. Control cable adjustmentXX-XX, "*****"
4. Shift solenoid valve AXX-XX, "*****"
5. Vehicle speed sensor·A/T (Revolution sensor)
and vehicle speed sensor·MTRXX-XX, "*****"
and XX-XX,
"*****"
6. A/T fluid temperature sensorXX-XX, "*****"
OFF vehicle 7. Brake band XX-XX, "*****"
No Up ShiftA/T does not shift to
D4 when driving with
OD ON. (OD OFF in-
dicator lamp is off.)ON vehicle1. Accelerator pedal position sensorEC-583
2. PNP switch adjustmentXX-XX, "*****"
3. Overdrive control switchXX-XX, "*****"
4. Vehicle speed sensor·A/T (Revolution sensor)
and vehicle speed sensor·MTRXX-XX, "*****"
and XX-XX,
"*****"
5. Shift solenoid valve AXX-XX, "*****"
6. Overrun clutch solenoid valveXX-XX, "*****"
7. Control valve assemblyXX-XX, "*****"
8. A/T fluid temperature sensorXX-XX, "*****"
9. Line pressure solenoid valveXX-XX, "*****"
OFF vehicle10. Brake bandXX-XX, "*****"11. Overrun clutchXX-XX, "*****"
Items Symptom Condition Diagnostic item Reference page
TM-434
< SYMPTOM DIAGNOSIS >[TYPE 2 (4AT: RE4F03B)]
SYSTEM SYMPTOM
Slips/Will Not EngageVehicle will not run in
“R” position (but runs
in “D”, “2” and “1” po-
sitions). Clutch slips.
Very poor accelera-
tion.ON vehicle1. Control cable adjustmentXX-XX, "*****"
2. Stall testXX-XX, "*****"
3. Line pressure testTM-178
4. Line pressure solenoid valveXX-XX, "*****"
5. Control valve assemblyXX-XX, "*****"
OFF vehicle6. Reverse clutchXX-XX, "*****"
7. High clutchXX-XX, "*****"
8. Forward clutchXX-XX, "*****"
9. Overrun clutchXX-XX, "*****"
10. Low & reverse brakeXX-XX, "*****"
Vehicle will not run in
“D” and “2” positions
(but runs in “1” and
“R” positions).ON vehicle 1. Control cable adjustmentXX-XX, "*****"
OFF vehicle 2. Low one-way clutchXX-XX, "*****"
Items Symptom Condition Diagnostic item Reference page
SYSTEM SYMPTOM
TM-435
< SYMPTOM DIAGNOSIS >[TYPE 2 (4AT: RE4F03B)]
C
E
F
G
H
I
J
K
L
MA
B
TM
N
O
P
Slips/Will Not EngageVehicle will not run in
“D”, “1”, “2” positions
(but runs in R posi-
tion). Clutch slips.
Very poor accelera-
tion.ON vehicle1. A/T fluid levelXX-XX, "*****"
2. Stall testTM-175
3. Line pressure testTM-178
4. Line pressure solenoid valveXX-XX, "*****"
5. Control valve assemblyXX-XX, "*****"
6. Accumulator N-DXX-XX, "*****"
OFF vehicle7. Reverse clutchXX-XX, "*****"
8. High clutchXX-XX, "*****"
9. Forward clutchXX-XX, "*****"
10. Forward one-way clutchXX-XX, "*****"
11. Low one-way clutchXX-XX, "*****"
Clutches or brakes
slip somewhat in start-
ing.ON vehicle1. A/T fluid levelXX-XX, "*****"
2. Control cable adjustmentXX-XX, "*****"
3. Accelerator pedal position sensorEC-583
4. Line pressure testTM-178
5. Line pressure solenoid valveXX-XX, "*****"
6. Control valve assemblyXX-XX, "*****"
7. Accumulator N-DXX-XX, "*****"
OFF vehicle8. Forward clutchXX-XX, "*****"
9. Reverse clutchXX-XX, "*****"
10. Low & reverse brakeXX-XX, "*****"
11. Oil pumpXX-XX, "*****"
12. Torque converterXX-XX, "*****"
No creep at all.
XX-XX, "*****"
, XX-
XX, "*****"
ON vehicle1. A/T fluid levelXX-XX, "*****"2. Line pressure testTM-178
3. Control valve assemblyXX-XX, "*****"
OFF vehicle4. Forward clutchXX-XX, "*****"5. Oil pumpXX-XX, "*****"
6. Torque converterXX-XX, "*****"
Almost no shock or
clutches slipping in
change from D
1 to D2.ON vehicle1. A/T fluid levelXX-XX, "*****"
2. Accelerator pedal position sensorEC-583
3. Line pressure testTM-178
4. Accumulator servo releaseXX-XX, "*****"
5. Control valve assemblyXX-XX, "*****"
OFF vehicle 6. Brake bandXX-XX, "*****"
Items Symptom Condition Diagnostic item Reference page
TM-436
< SYMPTOM DIAGNOSIS >[TYPE 2 (4AT: RE4F03B)]
SYSTEM SYMPTOM
Slips/Will Not EngageAlmost no shock or
slipping in changing
from D
2 to D3.ON vehicle1. A/T fluid levelXX-XX, "*****"
2. Accelerator pedal position sensorEC-583
3. Line pressure testTM-178
4. Control valve assemblyXX-XX, "*****"
OFF vehicle5. High clutchXX-XX, "*****"6. Forward clutchXX-XX, "*****"
Almost no shock or
slipping in changing
from D
3 to D4.ON vehicle1. A/T fluid levelXX-XX, "*****"
2. Accelerator pedal position sensorEC-583
3. Line pressure testTM-178
4. Control valve assemblyXX-XX, "*****"
OFF vehicle 5. Brake bandXX-XX, "*****"
Races extremely fast
or slips in changing
from D
4 to D3 when
depressing accelera-
tor pedal.ON vehicle1. A/T fluid levelXX-XX, "*****"
2. Accelerator pedal position sensorEC-583
3. Line pressure testTM-178
4. Line pressure solenoid valveXX-XX, "*****"
5. Shift solenoid valve AXX-XX, "*****"
6. Control valve assemblyXX-XX, "*****"
OFF vehicle7. Brake bandXX-XX, "*****"8. Forward clutchXX-XX, "*****"
Races extremely fast
or slips in changing
from D
4 to D2 when
depressing accelera-
tor pedal.ON vehicle1. A/T fluid levelXX-XX, "*****"
2. Accelerator pedal position sensorEC-583
3. Line pressure testTM-178
4. Line pressure solenoid valveXX-XX, "*****"
5. Shift solenoid valve AXX-XX, "*****"
6. Shift solenoid valve BXX-XX, "*****"
7. Control valve assemblyXX-XX, "*****"
OFF vehicle8. Brake bandXX-XX, "*****"9. Forward clutchXX-XX, "*****"
Items Symptom Condition Diagnostic item Reference page
SYSTEM SYMPTOM
TM-437
< SYMPTOM DIAGNOSIS >[TYPE 2 (4AT: RE4F03B)]
C
E
F
G
H
I
J
K
L
MA
B
TM
N
O
P
Slips/Will Not EngageRaces extremely fast
or slips in changing
from D
3 to D2 when
depressing accelera-
tor pedal. ON vehicle1. A/T fluid levelXX-XX, "*****"
2. Accelerator pedal position sensor EC-583
3. Line pressure testTM-178
4. Line pressure solenoid valveXX-XX, "*****"
5. Shift solenoid valve BXX-XX, "*****"
6. Control valve assemblyXX-XX, "*****"
OFF vehicle7. Brake bandXX-XX, "*****"8. High clutchXX-XX, "*****"
Races extremely fast
or slips in changing
from D
4 or D3 to D 1
when depressing ac-
celerator pedal.ON vehicle1. A/T fluid levelXX-XX, "*****"
2. Accelerator pedal position sensorEC-583
3. Line pressure testTM-178
4. Line pressure solenoid valveXX-XX, "*****"
5. Shift solenoid valve AXX-XX, "*****"
6. Shift solenoid valve BXX-XX, "*****"
7. Control valve assemblyXX-XX, "*****"
OFF vehicle8. Forward clutchXX-XX, "*****"9. Forward one-way clutchXX-XX, "*****"
10. Low one-way clutchXX-XX, "*****"
Vehicle will not run in
any position.ON vehicle1. A/T fluid levelXX-XX, "*****"
2. Control cable adjustmentXX-XX, "*****"
3. Line pressure testTM-178
4. Line pressure solenoid valveXX-XX, "*****"
OFF vehicle5. Oil pumpXX-XX, "*****"
6. High clutchXX-XX, "*****"
7. Brake bandXX-XX, "*****"
8. Low & reverse brakeXX-XX, "*****"
9. Torque converterXX-XX, "*****"
10. Parking componentsXX-XX, "*****"
OthersEngine cannot be
started in “P” and “N”
positions.
XX-XX, "*****"
ON vehicle1. Ignition switch and starterXX-XX, "*****"
,
XX-XX, "*****"
2. Control cable adjustmentXX-XX, "*****"
3. PNP switch adjustmentXX-XX, "*****"
Engine starts in posi-
tions other than “P”
and “N”.ON vehicle1. Control cable adjustmentXX-XX, "*****"
2. PNP switch adjustmentXX-XX, "*****"
Items Symptom Condition Diagnostic item Reference page