TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-189
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6.DETECT MALFUNCTIONING ITEM
1. Check control valve with TCM. Refer toAT- 2 1 8 , "
Control Valve With TCM and A/T Fluid Temperature Sen-
sor 2".
2. Disassemble A/T. Refer toAT- 2 6 3 , "
DISASSEMBLY".
3. Check the following.
–Oil pump assembly. Refer toAT- 2 8 1 , "Oil Pump".
–Power train system. Refer toAT- 2 6 3 , "DISASSEMBLY".
–Transmission case. Refer toAT- 2 6 3 , "DISASSEMBLY".
OK or NG
OK >> GO TO 7.
NG >> Repair or replace damaged parts.
7.CHECK A/T FLUID CONDITION
1. Remove oil pan. Refer toAT- 2 1 8 , "
Control Valve With TCM and A/T Fluid Temperature Sensor 2".
2. Check A/T fluid condition. Refer toAT-43, "
A/T Fluid Condition Check".
OK or NG
OK >> GO TO 8.
NG >> GO TO 11.
8.DETECT MALFUNCTIONING ITEM
Check malfunction items. If any items are damaged, repair or replace damaged parts. Refer toAT-53, "
Symp-
tom Chart"(Symptom No.10).
OK or NG
OK >> GO TO 9.
NG >> Repair or replace damaged parts.
9.CHECK SYMPTOM
Check again. Refer toAT-48, "
Cruise Test - Part 1",AT-50, "Cruise Test - Part 2".
OK or NG
OK >>INSPECTION END
NG >> GO TO 10.
10.CHECK TCM
1. Check TCM input/output signals. Refer toAT-76, "
TCM Input/Output Signal Reference Values".
2. If NG, recheck A/T assembly harness connector terminals for damage or loose connection with harness
connector.
OK or NG
OK >>INSPECTION END
NG >> Repair or replace damaged parts.
11 .DETECT MALFUNCTIONING ITEM
Check malfunction items. If any items are damaged, repair or replace damaged parts. Refer toAT-53, "
Symp-
tom Chart"(Symptom No.10).
OK or NG
OK >> GO TO 9.
NG >> Repair or replace damaged parts.
TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-191
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6.DETECT MALFUNCTIONING ITEM
1. Check control valve with TCM. Refer toAT- 2 1 8 , "
Control Valve With TCM and A/T Fluid Temperature Sen-
sor 2".
2. Disassemble A/T. Refer toAT- 2 6 3 , "
DISASSEMBLY".
3. Check the following.
–Oil pump assembly. Refer toAT- 2 8 1 , "Oil Pump".
–Power train system. Refer toAT- 2 6 3 , "DISASSEMBLY".
–Transmission case. Refer toAT- 2 6 3 , "DISASSEMBLY".
OK or NG
OK >> GO TO 7.
NG >> Repair or replace damaged parts.
7.CHECK A/T FLUID CONDITION
1. Remove oil pan. Refer toAT- 2 1 8 , "
Control Valve With TCM and A/T Fluid Temperature Sensor 2".
2. Check A/T fluid condition. Refer toAT-43, "
A/T Fluid Condition Check".
OK or NG
OK >> GO TO 8.
NG >> GO TO 11.
8.DETECT MALFUNCTIONING ITEM
Check malfunction items. If any items are damaged, repair or replace damaged parts. Refer toAT-53, "
Symp-
tom Chart"(Symptom No.11).
OK or NG
OK >> GO TO 9.
NG >> Repair or replace damaged parts.
9.CHECK SYMPTOM
Check again. Refer toAT-48, "
Cruise Test - Part 1",AT-50, "Cruise Test - Part 2".
OK or NG
OK >>INSPECTION END
NG >> GO TO 10.
10.CHECK TCM
1. Check TCM input/output signals. Refer toAT-76, "
TCM Input/Output Signal Reference Values".
2. If NG, recheck A/T assembly harness connector terminals for damage or loose connection with harness
connector.
OK or NG
OK >>INSPECTION END
NG >> Repair or replace damaged parts.
11 .DETECT MALFUNCTIONING ITEM
Check malfunction items. If any items are damaged, repair or replace damaged parts. Refer toAT-53, "
Symp-
tom Chart"(Symptom No.11).
OK or NG
OK >> GO TO 9.
NG >> Repair or replace damaged parts.
TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-193
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6.DETECT MALFUNCTIONING ITEM
1. Check control valve with TCM. Refer toAT- 2 1 8 , "
Control Valve With TCM and A/T Fluid Temperature Sen-
sor 2".
2. Disassemble A/T. Refer toAT- 2 6 3 , "
DISASSEMBLY".
3. Check the following.
–Oil pump assembly. Refer toAT- 2 8 1 , "Oil Pump".
–Power train system. Refer toAT- 2 6 3 , "DISASSEMBLY".
–Transmission case. Refer toAT- 2 6 3 , "DISASSEMBLY".
OK or NG
OK >> GO TO 7.
NG >> Repair or replace damaged parts.
7.CHECK A/T FLUID CONDITION
1. Remove oil pan. Refer toAT- 2 1 8 , "
Control Valve With TCM and A/T Fluid Temperature Sensor 2".
2. Check A/T fluid condition. Refer toAT-43, "
A/T Fluid Condition Check".
OK or NG
OK >> GO TO 8.
NG >> GO TO 11.
8.DETECT MALFUNCTIONING ITEM
Check malfunction items. If any items are damaged, repair or replace damaged parts. Refer toAT-53, "
Symp-
tom Chart"(Symptom No.12).
OK or NG
OK >> GO TO 9.
NG >> Repair or replace damaged parts.
9.CHECK SYMPTOM
Check again. Refer toAT-48, "
Cruise Test - Part 1",AT-50, "Cruise Test - Part 2".
OK or NG
OK >>INSPECTION END
NG >> GO TO 10.
10.CHECK TCM
1. Check TCM input/output signals. Refer toAT-76, "
TCM Input/Output Signal Reference Values".
2. If NG, recheck A/T assembly harness connector terminals for damage or loose connection with harness
connector.
OK or NG
OK >>INSPECTION END
NG >> Repair or replace damaged parts.
11 .DETECT MALFUNCTIONING ITEM
Check malfunction items. If any items are damaged, repair or replace damaged parts. Refer toAT-53, "
Symp-
tom Chart"(Symptom No.12).
OK or NG
OK >> GO TO 9.
NG >> Repair or replace damaged parts.
TROUBLE DIAGNOSIS FOR SYMPTOMS
AT-195
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7.DETECT MALFUNCTIONING ITEM
1. Check control valve with TCM. Refer toAT- 2 1 8 , "
Control Valve With TCM and A/T Fluid Temperature Sen-
sor 2".
2. Disassemble A/T. Refer toAT- 2 6 3 , "
DISASSEMBLY".
3. Check the following.
–Oil pump assembly. Refer toAT- 2 8 1 , "Oil Pump".
–Power train system. Refer toAT- 2 6 3 , "DISASSEMBLY".
–Transmission case. Refer toAT- 2 6 3 , "DISASSEMBLY".
OK or NG
OK >> GO TO 8.
NG >> Repair or replace damaged parts.
8.CHECK A/T FLUID CONDITION
1. Remove oil pan. Refer toAT- 2 1 8 , "
Control Valve With TCM and A/T Fluid Temperature Sensor 2".
2. Check A/T fluid condition. Refer toAT-43, "
A/T Fluid Condition Check".
OK or NG
OK >> GO TO 9.
NG >> GO TO 12.
9.DETECT MALFUNCTIONING ITEM
Check malfunction items. If any items are damaged, repair or replace damaged parts. Refer toAT-53, "
Symp-
tom Chart"(Symptom No.13).
OK or NG
OK >> GO TO 10.
NG >> Repair or replace damaged parts.
10.CHECK SYMPTOM
Check again. Refer toAT-48, "
Cruise Test - Part 1".
OK or NG
OK >>INSPECTION END
NG >> GO TO 11.
11 .CHECK TCM
1. Check TCM input/output signals. Refer toAT-76, "
TCM Input/Output Signal Reference Values".
2. If NG, recheck A/T assembly harness connector terminals for damage or loose connection with harness
connector.
OK or NG
OK >>INSPECTION END
NG >> Repair or replace damaged parts.
12.DETECT MALFUNCTIONING ITEM
Check malfunction items. If any items are damaged, repair or replace damaged parts. Refer toAT-53, "
Symp-
tom Chart"(Symptom No.13).
OK or NG
OK >> GO TO 10.
NG >> Repair or replace damaged parts.
AT-196
TROUBLE DIAGNOSIS FOR SYMPTOMS
A/T Does Not Perform Lock-up
ECS00G2N
SYMPTOM:
A/T does not perform lock-up at the specified speed.
DIAGNOSTIC PROCEDURE
1.CHECK SELF-DIAGNOSTIC RESULTS
Perform self-diagnosis. Refer toAT-80, "
SELF-DIAGNOSTIC RESULT MODE",AT-89, "Diagnostic Procedure
Without CONSULT-II".
Is any malfunction detected by self-diagnostic results?
YES >> Check malfunctioning system. Refer toAT-80, "SELF-DIAGNOSTIC RESULT MODE",AT- 9 0 ,
"Judgement Self-diagnosis Code".
NO >> GO TO 2.
2.CHECK A/T FLUID LEVEL
Check A/T fluid level. Refer toAT-12, "
Checking A/T Fluid".
OK or NG
OK >> GO TO 3.
NG >> Refill ATF.
3.CHECK LINE PRESSURE
Check line pressure at the engine stall point. Refer toAT-44, "
LINE PRESSURE TEST".
OK or NG
OK >> GO TO 6.
NG - 1 >> Line pressure high. GO TO 4.
NG - 2 >> Line pressure low. GO TO 5.
4.DETECT MALFUNCTIONING ITEM
1. Check control valve with TCM. Refer toAT- 2 1 8 , "
Control Valve With TCM and A/T Fluid Temperature Sen-
sor 2".
2. Disassemble A/T. Refer toAT- 2 6 3 , "
DISASSEMBLY".
3. Check the following.
–Oil pump assembly. Refer toAT- 2 8 1 , "Oil Pump".
OK or NG
OK >> GO TO 6.
NG >> Repair or replace damaged parts.
5.DETECT MALFUNCTIONING ITEM
1. Check control valve with TCM. Refer toAT- 2 1 8 , "
Control Valve With TCM and A/T Fluid Temperature Sen-
sor 2".
2. Disassemble A/T. Refer toAT- 2 6 3 , "
DISASSEMBLY".
3. Check the following.
–Oil pump assembly. Refer toAT- 2 8 1 , "Oil Pump".
–Power train system. Refer toAT- 2 6 3 , "DISASSEMBLY".
–Transmission case. Refer toAT- 2 6 3 , "DISASSEMBLY".
OK or NG
OK >> GO TO 6.
NG >> Repair or replace damaged parts.
ON-VEHICLE SERVICE
AT-221
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15. Remove bolts A, B and C from control valve with TCM.
16. Remove control valve with TCM from transmission case.
CAUTION:
When removing, be careful with the manual valve notch and
manual plate height. Remove it vertically.
17. Remove A/T fluid temperature sensor 2 with bracket from con-
trol valve with TCM.
18. Remove bracket from A/T fluid temperature sensor 2.
19. Remove O-ring from A/T assembly harness connector.
Bolt symbol Length [mm (in)] Number of bolts
A42(1.65) 5
B55(2.17) 6
C40(1.57) 1
SCIA5139E
SCIA5142E
SCIA5301E
SCIA5264E
SCIA5155E
AT-226
ON-VEHICLE SERVICE
15. Install oil pan to transmission case.
a. Install oil pan gasket to oil pan.
CAUTION:
lDo not reuse oil pan gasket.
lInstall it in the direction to align hole positions.
lCompletely remove all moisture, oil and old gasket, etc. from oil pan gasket mounting surface.
b. Install oil pan (with oil pan gasket) to transmission case.
CAUTION:
lInstall it so that drain plug comes to the position as
shown in the figure.
lBe careful not to pinch harnesses.
lCompletely remove all moisture, oil and old gasket, etc.
from oil pan mounting surface.
c. Tighten oil pan mounting bolts to the specified torque in numeri-
cal order shown in the figure after temporarily tightening
them.Tighten necessary oil pan mounting bolts with specified
torque. Refer toAT- 2 1 8 , "
COMPONENTS"
CAUTION:
Do not reuse oil pan mounting bolts.
16. Install drain plug gasket and drain plug to oil pan, and then
tighten drain plug to the specified torque. Refer toAT-218,
"COMPONENTS".
CAUTION:
Do not reuse drain plug gasket.
17. Pull up A/T assembly harness connector.
CAUTION:
Be careful not to damage connector.
18. Install snap ring to A/T assembly harness connector.
19. Connect A/T assembly harness connector.
20. Install control cable to A/T assembly. Refer toAT- 2 1 0 , "
COMPO-
NENTS".
21. Install engine under cover rear.
22. Pour ATF into A/T assembly. Refer toAT-11, "
Changing A/T
Fluid".
23. Connect the battery cable from the negative terminal.
SCIA2308E
SCIA4113E
SCIA5038E
SCIA5039E
ON-VEHICLE SERVICE
AT-229
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3. Connect A/T fluid temperature sensor 2 connector.
4. Securely fasten A/T fluid temperature sensor 2 harness with ter-
minal clip.
5. Install oil pan to transmission case.
a. Install oil pan gasket to oil pan.
CAUTION:
lDo not reuse oil pan gasket.
lInstall it in the direction to align hole positions.
lCompletely remove all moisture, oil and old gasket, etc. from oil pan gasket mounting surface.
b. Install oil pan (with oil pan gasket) to transmission case.
CAUTION:
lInstall it so that drain plug comes to the position as
shown in the figure.
lBe careful not to pinch harnesses.
lCompletely remove all moisture, oil and old gasket, etc.
from oil pan mounting surface.
c. Tighten oil pan mounting bolts to the specified torque in numeri-
cal order shown in the figure after temporarily tightening
them.Tighten necessary oil pan mounting bolts with specified
torque. Refer toAT- 2 1 8 , "
COMPONENTS".
CAUTION:
Do not reuse oil pan mounting bolts.
6. Install drain plug gasket and drain plug to oil pan, and then
tighten drain plug to the specified torque. Refer toAT-218,
"COMPONENTS".
CAUTION:
Do not reuse drain plug gasket.
7. Install engine under cover rear.
8. Pour ATF into transmission assembly. Refer toAT-11, "
Changing A/T Fluid".
9. Connect the battery cable to the negative terminal.
SCIA5023E
SCIA5146E
SCIA2308E
SCIA4113E