TM-438
< SYMPTOM DIAGNOSIS >[TYPE 2 (4AT: RE4F03B)]
SYSTEM SYMPTOM
OthersTransaxle noise in“ P”
and “N” positions.ON vehicle1. A/T fluid levelXX-XX, "*****"
2. Line pressure testTM-178
3. Accelerator pedal position sensorEC-583
4. Vehicle speed sensor·A/T (Revolution sensor)
and vehicle speed sensor·MTRXX-XX, "*****"
and XX-XX,
"*****"
OFF vehicle5. Oil pumpXX-XX, "*****"6. Torque converterXX-XX, "*****"
Vehicle moves when
changing into “P” po-
sition or parking gear
does not disengage
when shifted out of “P”
position.ON vehicle 1. Control cable adjustmentXX-XX, "*****"
OFF vehicle 2. Parking componentsXX-XX, "*****"
Vehicle runs in “N” po-
sition.
XX-XX, "*****"
ON vehicle 1. Control cable adjustmentXX-XX, "*****"
OFF vehicle2. Forward clutchXX-XX, "*****"3. Reverse clutchXX-XX, "*****"
4. Overrun clutchXX-XX, "*****"
Vehicle braked when
shifting into “R” posi-
tion.ON vehicle1. A/T fluid levelXX-XX, "*****"
2. Control cable adjustmentXX-XX, "*****"
3. Line pressure testTM-178
4. Line pressure solenoid valveXX-XX, "*****"
5. Control valve assemblyXX-XX, "*****"
OFF vehicle6. High clutchXX-XX, "*****"7. Brake band XX-XX, "*****"
8. Forward clutchXX-XX, "*****"
9. Overrun clutchXX-XX, "*****"
Excessive creep. ON vehicle 1. Engine idling speedEC-389
Engine stops when
shifting lever into “R”,
“D”, “2” and “1” posi-
tions.ON vehicle1. Engine idling speedEC-3892. A/T fluid levelXX-XX, "*****"
3. Torque converter clutch solenoid valveXX-XX, "*****"
4. Control valve assemblyXX-XX, "*****"
OFF vehicle 5. Torque converterXX-XX, "*****"
Vehicle braked by
gear change from D
1
to D
2.ON vehicle 1. A/T fluid levelXX-XX, "*****"OFF vehicle2. Reverse clutchXX-XX, "*****"3. Low & reverse brakeXX-XX, "*****"
4. High clutchXX-XX, "*****"
5. Low one-way clutchXX-XX, "*****"
Vehicle braked by
gear change from D
2
to D
3.ON vehicle 1. A/T fluid levelXX-XX, "*****"OFF vehicle 2. Brake bandXX-XX, "*****"
Items Symptom Condition Diagnostic item Reference page
SYSTEM SYMPTOM
TM-439
< SYMPTOM DIAGNOSIS >[TYPE 2 (4AT: RE4F03B)]
C
E
F
G
H
I
J
K
L
MA
B
TM
N
O
P
OthersVehicle braked by
gear change from D
3
to D
4.ON vehicle 1. A/T fluid levelXX-XX, "*****"OFF vehicle2. Overrun clutchXX-XX, "*****"3. Forward one-way clutchXX-XX, "*****"
4. Reverse clutchXX-XX, "*****"
Maximum speed not
attained. Poor accel-
eration.ON vehicle1. A/T fluid levelXX-XX, "*****"
2. PNP switch adjustmentXX-XX, "*****"
3. Overdrive control switchXX-XX, "*****"
4. Accelerator pedal position sensorEC-583
5. Vehicle speed sensor·A/T (Revolution sensor)
and vehicle speed sensor·MTRXX-XX, "*****"
and XX-XX,
"*****"
6. Shift solenoid valve AXX-XX, "*****"
7. Shift solenoid valve BXX-XX, "*****"
8. Control valve assemblyXX-XX, "*****"
OFF vehicle9. Reverse clutchXX-XX, "*****"
10. High clutchXX-XX, "*****"
11. Brake bandXX-XX, "*****"
12. Low & reverse brakeXX-XX, "*****"
13. Oil pumpXX-XX, "*****"
14. Torque converterXX-XX, "*****"
Transaxle noise in
“D”, “2”, “1” and “R”
positions.ON vehicle 1. A/T fluid levelXX-XX, "*****"
OFF vehicle 2. Torque converterXX-XX, "*****"
Engine brake does
not operate in “1” po-
sition.ON vehicle1. PNP switch adjustmentXX-XX, "*****"
2. Control cable adjustmentXX-XX, "*****"
3. Vehicle speed sensor·A/T (Revolution sensor)
and vehicle speed sensor·MTRXX-XX, "*****"
and XX-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
TM-440
< SYMPTOM DIAGNOSIS >[TYPE 2 (4AT: RE4F03B)]
SYSTEM SYMPTOM
OD OFF Indicator Lamp Does Not Come On
INFOID:0000000001714346
SYMPTOM:
OD OFF indicator lamp does not come on for about 2 seconds when turning ignition switch to ON.
1.CHECK CAN COMMUNICATION LINE
Perform self-diagnosis. Refer to XX-XX, "*****"
or TM-350, "Diagnosis Procedure without CONSULT-III".
Is a malfunction in CAN communication indicated in the results?
YES >> Check CAN communication line. Refer to XX-XX, "*****" (type 1) or XX-XX, "*****" (type 2).
NO >> GO TO 2.
2.CHECK TCM POWER SOURCE
1. Turn ignition switch ON. (Do not start engine.)
2. Check voltage between TCM connector terminals and ground.
OthersTransaxle overheats.ON vehicle1. A/T fluid levelXX-XX, "*****"
2. Engine idling speedEC-389
3. Accelerator pedal position sensorEC-583
4. Line pressure testTM-178
5. Line pressure solenoid valveXX-XX, "*****"
6. Control valve assemblyXX-XX, "*****"
OFF vehicle7. Oil pumpXX-XX, "*****"
8. Reverse clutchXX-XX, "*****"
9. High clutchXX-XX, "*****"
10. Brake bandXX-XX, "*****"
11. Forward clutchXX-XX, "*****"
12. Overrun clutchXX-XX, "*****"
13. Low & reverse brakeXX-XX, "*****"
14. Torque converterXX-XX, "*****"
ATF shoots out during
operation.
White smoke emitted
from exhaust pipe
during operation.ON vehicle 1. A/T fluid levelXX-XX, "*****"
OFF vehicle2. Reverse clutchXX-XX, "*****"
3. High clutchXX-XX, "*****"
4. Brake bandXX-XX, "*****"
5. Forward clutchXX-XX, "*****"
6. Overrun clutchXX-XX, "*****"
7. Low & reverse brakeXX-XX, "*****"
Unusual smell at A/T
fluid charging pipe.ON vehicle 1. A/T fluid levelXX-XX, "*****"
OFF vehicle2. Torque converterXX-XX, "*****"
3. Oil pumpXX-XX, "*****"
4. Reverse clutchXX-XX, "*****"
5. High clutchXX-XX, "*****"
6. Brake bandXX-XX, "*****"
7. Forward clutchXX-XX, "*****"
8. Overrun clutchXX-XX, "*****"
9. Low & reverse brakeXX-XX, "*****"
Items Symptom Condition Diagnostic item Reference page
SYSTEM SYMPTOM
TM-445
< SYMPTOM DIAGNOSIS >[TYPE 2 (4AT: RE4F03B)]
C
E
F
G
H
I
J
K
L
MA
B
TM
N
O
P
2.CHECK LINE PRESSURE
Check line pressure at idle with selector lever in “R” position. Refer to TM-178, "
Inspection and Judgment".
OK or NG
OK >> GO TO 4.
NG >> GO TO 3.
3.DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to TM-191, "
Control Valve Assembly and Accumulators".
2. Check the following items:
- Valves to control line pressure (Pressure regulator valve, pressure modifier valve, pilot valve and pilot fil-
ter)
- Line pressure solenoid valve
3. Disassemble A/T. Refer to TM-222, "
Disassembly".
4. Check the following item:
- Oil pump assembly. Refer to TM-240, "
Oil Pump".
OK or NG
OK >> GO TO 4.
NG >> Repair or replace damaged parts.
4.CHECK STALL REVOLUTION
Check stall revolution with selector lever in “1” and “R” positions. Refer to TM-175, "
Inspection and Judgment".
OK or NG
OK >> GO TO 6.
OK in “1” position, NG in “R” position>>GO TO 5.
NG in both “1” and “R” positions>>GO TO 7.
5.DETECT MALFUNCTIONING ITEM
1. Disassemble A/T. Refer to TM-222, "
Disassembly".
2. Check the following items:
- Low & reverse brake assembly. Refer to TM-273, "
Low & Reverse Brake".
- Reverse clutch assembly. Refer to TM-258, "
Reverse Clutch".
OK or NG
OK >> GO TO 6.
NG >> Repair or replace damaged parts.
6.CHECK A/T FLUID CONDITION
1. Remove oil pan. Refer to TM-213, "
Component".
2. Check A/T fluid condition. Refer to TM-171, "
Checking A/T Fluid".
OK or NG
OK >> GO TO 8.
NG >> GO TO 7.
7.DETECT MALFUNCTIONING ITEM
1. Disassemble A/T. Refer to TM-222, "
Disassembly".
2. Check the following items:
- Reverse clutch assembly. Refer to TM-258, "
Reverse Clutch".
- High clutch assembly. Refer to TM-262, "
High Clutch".
- Low & reverse brake assembly. Refer to TM-273, "
Low & Reverse Brake".
- Forward clutch assembly. Refer to TM-267, "
Forward and Overrun Clutches".
- Overrun clutch assembly. Refer to TM-267, "
Forward and Overrun Clutches".
OK or NG
OK >> GO TO 8.
NG >> Repair or replace damaged parts.
8.CHECK SYMPTOM
Check again. Refer to TM-181, "
Check at Idle".
OK or NG
SYSTEM SYMPTOM
TM-449
< SYMPTOM DIAGNOSIS >[TYPE 2 (4AT: RE4F03B)]
C
E
F
G
H
I
J
K
L
MA
B
TM
N
O
P
2.CHECK A/T POSITION
Check A/T position. Refer to TM-204, "
Checking of A/T Position".
OK or NG
OK >> GO TO 3.
NG >> Adjust A/T position. Refer to TM-204, "
Adjustment of A/T Position".
3.CHECK VEHICLE SPEED SENSOR·A/T AND VEHICLE SPEED SENSOR·MTR CIRCUIT
Check vehicle speed sensor·A/T (revolution sensor) and vehicle speed sensor·MTR circuit. Refer to XX-XX,
"*****" (type 1) or XX-XX, "*****" (type 2) and XX-XX, "*****" (type 1) or XX-XX, "*****" (type 2).
OK or NG
OK >> GO TO 4.
NG >> Repair or replace vehicle speed sensor·A/T (revolution sensor) and vehicle speed sensor·MTR
circuits.
4.CHECK ACCELERATOR PEDAL POSITION SENSOR
Check accelerator pedal position sensor. Refer to XX-XX, "*****"
(type 1) or XX-XX, "*****" (type 2).
OK or NG
OK >> GO TO 5.
NG >> Repair or replace accelerator pedal position sensor.
5.CHECK A/T FLUID CONDITION
1. Remove oil pan. Refer to TM-213, "
Component".
2. Check A/T fluid condition. Refer to TM-171, "
Checking A/T Fluid".
OK or NG
OK >> GO TO 7.
NG >> GO TO 6.
6.DETECT MALFUNCTIONING ITEM
1. Remove control valve. Refer to TM-191, "
Control Valve Assembly and Accumulators".
2. Check the following items:
- Shift valve A
- Shift valve B
- Shift solenoid valve A
- Shift solenoid valve B
- Pilot valve
- Pilot filter
3. Disassemble A/T. Refer to TM-222, "
Disassembly".
4. Check the following items:
- Servo piston assembly
- Brake band
OK or NG
OK >> GO TO 8.
NG >> Repair or replace damaged parts.
7.DETECT MALFUNCTIONING ITEM
1. Remove control valve. Refer to TM-191, "
Control Valve Assembly and Accumulators".
2. Check the following items:
- Shift valve A
- Shift valve B
- Shift solenoid valve A
- Shift solenoid valve B
- Pilot valve
- Pilot filter
OK or NG
OK >> GO TO 8.
NG >> Repair or replace damaged parts.
TM-452
< SYMPTOM DIAGNOSIS >[TYPE 2 (4AT: RE4F03B)]
SYSTEM SYMPTOM
OK or NG
OK >> GO TO 4.
NG >> Repair or replace accelerator pedal position sensor.
4.CHECK A/T FLUID CONDITION
1. Remove oil pan. Refer to TM-213, "
Component".
2. Check A/T fluid condition. Refer to TM-171, "
Checking A/T Fluid".
OK or NG
OK >> GO TO 6.
NG >> GO TO 5.
5.DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to TM-191, "
Control Valve Assembly and Accumulators".
2. Check the following items:
- Shift valve A
- Overrun clutch control valve
- Shift solenoid valve A
- Overrun clutch solenoid valve
- Pilot valve
- Pilot filter
3. Disassemble A/T. Refer to TM-222, "
Disassembly".
4. Check the following items:
- Servo piston assembly
- Brake band
- Torque converter. Refer to TM-222, "
Disassembly".
- Oil pump assembly. Refer to TM-240, "
Oil Pump".
OK or NG
OK >> GO TO 7.
NG >> Repair or replace damaged parts.
6.DETECT MALFUNCTIONING ITEM
1. Remove control valve assembly. Refer to TM-191, "
Control Valve Assembly and Accumulators".
2. Check the following items:
- Shift valve A
- Overrun clutch control valve
- Shift solenoid valve A
- Pilot valve
- Pilot filter
OK or NG
OK >> GO TO 7.
NG >> Repair or replace damaged parts.
7.CHECK SYMPTOM
Check again. Refer to TM-183, "
Cruise Test - Part 1" and TM-185, "Cruise Test - Part 2".
OK or NG
OK >>INSPECTION END
NG >> GO TO 8.
8.CHECK TCM
1. Check TCM input/output signals. Refer to TM-22, "
Input/Output Signal of TCM".
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
OK or NG
OK >>INSPECTION END
NG >> Repair or replace damaged parts.
A/T Does Not Perform Lock-upINFOID:0000000001714357
SYMPTOM:
A/T does not perform lock-up at the specified speed on “Cruise Test — Part 1”.
TM-460
< SYMPTOM DIAGNOSIS >[TYPE 2 (4AT: RE4F03B)]
SYSTEM SYMPTOM
- Servo piston assembly
- Brake band
OK or NG
OK >> GO TO 7.
NG >> Repair or replace damaged parts.
7.CHECK SYMPTOM
Check again. Refer to TM-186, "
Cruise Test - Part 3".
OK or NG
OK >>INSPECTION END
NG >> GO TO 8.
8.CHECK TCM
1. Check TCM input/output signals. Refer to TM-22, "
Input/Output Signal of TCM".
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
OK or NG
OK >>INSPECTION END
NG >> Repair or replace damaged parts.
Vehicle Does Not Decelerate by Engine BrakeINFOID:0000000001714364
SYMPTOM:
Vehicle does not decelerate by engine brake when shifting from 2
2 (12) to 11“Cruise Test — Part 3”.
Vehicle does not decelerate by engine brake when OD OFF (OD OFF indicator lamp is on) on “Cruise
Test — Part 3”.
Vehicle does not decelerate by engine brake when shifting A/T from “D” to “2” position on “Cruise
Test — Part 3”.
1.CHECK CAN COMMUNICATION LINE
Perform self-diagnosis. Refer to XX-XX, "*****"
or TM-38, "Diagnosis Procedure without CONSULT-III".
Is a malfunction in CAN communication indicated in the results?
YES >> Check CAN communication line. Refer to XX-XX, "*****" (type 1) or XX-XX, "*****" (type 2).
NO >> GO TO 2.
2.CHECK OVERDRIVE CONTROL SWITCH CIRCUIT
With CONSULT-II
1. Turn ignition switch ON. (Do not start engine)
2. Select “TCM INPUT SIGNALS” in “DATA MONITOR” mode for “A/T” with CONSULT-II.
3. Read out “OVERDRIVE SW”.
Check the signal of the overdrive control switch is indicated properly.
Without CONSULT-II
1. Turn ignition switch ON. (Do not start engine)
SAT778B
Item nameOverdrive control switch
ConditionDisplay value
OVERDRIVE SWDepressed ON
Released OFF
SYSTEM SYMPTOM
TM-463
< SYMPTOM DIAGNOSIS >[TYPE 2 (4AT: RE4F03B)]
C
E
F
G
H
I
J
K
L
MA
B
TM
N
O
P
- Shift valve A
- Overrun clutch solenoid valve
3. Disassemble A/T. Refer to TM-222, "
Disassembly".
4. Check the following.
- Overrun clutch assembly. Refer to TM-267, "
Forward and Overrun Clutches".
- Low & reverse brake assembly. Refer to TM-273, "
Low & Reverse Brake".
OK or NG
OK >> GO TO 10.
NG >> Repair or replace damaged parts.
10.CHECK SYMPTOM
Check again. Refer to TM-186, "
Cruise Test - Part 3".
OK or NG
OK >>INSPECTION END
NG >> GO TO 11.
11 .CHECK TCM
1. Check TCM input/output signals. Refer to TM-22, "
Input/Output Signal of TCM".
2. If NG, recheck TCM pin terminals for damage or loose connection with harness connector.
OK or NG
OK >> INSPECTION END
NG >> Repair or replace damaged parts.
TCM Self-Diagnosis Does Not ActivateINFOID:0000000001714365
SYMPTOM:
OD OFF indicator lamp does not come on in TCM self-diagnostic procedure even if the lamp circuit is
good.
DESCRIPTION
PNP switch
PNP switch assembly includes a transaxle position switch. The
transaxle position switch detects the selector lever position and
sends a signal to the TCM.
Overdrive control switch
Overdrive control switch detects the switch position (ON or OFF)
and sends a signal to the TCM.
SCIA7141E
SCIA7142E