Automatic Transaxle System Diagnosis - Except Hev: Other Kia Optima III

Monitor GDS Data

1. Ignition ON & Engine OFF.
2. Connect GDS to Data Link Connector (DLC).
3. Select "Diagnostic Trouble Codes (DTCs)" mode and monitor "DTC Status" parameter.
4. Clear recorded DTC using GDS.
5. Ignition switch OFF <--> Ignition switch ON 2~3 times and Select "Diagnostic Trouble Codes (DTCs)" mode and monitor "DTC Status" parameter.
6. Is the DTC present? YES PCM/TCM's ROM or DATA is changed by reprogram illegally. Substitute with a known-good PCM/TCM and check for proper operation. If the problem is corrected, replace PCM/TCM and then go to «VERIFICATION OF VEHICLE REPAIR»(ref-429652-S22557207202011101500000) procedure. NO Fault is intermittent caused by poor contact of PCM/TCM and DTC was not cleared. Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage. Repair as necessary and go to «VERIFICATION OF VEHICLE REPAIR»(ref-429652-S22557207202011101500000) procedure.

Verification Of Vehicle Repair

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 550

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 551

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 552

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 553

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 554

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 555

* Pass "Stall Test" caused by hard to test at D-RANGE 6TH SPEED, go to VERIFICATION OF VEHICLE REPAIR procedure.

Scheme 556

1. Connect GDS to Data Link Connector (DLC).
2. Ignition "ON" & Engine "ON".
3. Select "Current Data" mode and monitor "Engine speed, Input speed sensor (PG-A), Output speed sensor (PG-B) and Gear position" parameter used select option.
4. Engine speed up to about 2000 RPM and check Input speed (PG-A) & Output speed (PG-B) are within specific at 6th speed of gear. Specification Output speed>(input speed+200rpm)/6th. gear ratio Output speed<(input speed-200rpm)/6th. gear ratio
5. Are measured Input speed (PG-A) & Output speed (PG-B) within specification? YES Go to «COMPONENT INSPECTION»(ref-429652-S41530364862011101500000) procedure. NO Check there are electrical noise at Input/output speed and Repair as necessary and go to «VERIFICATION OF VEHICLE REPAIR»(ref-429652-S26999422752011101500000) procedure.

Scheme 557

Scheme 558

1. Connect oil pressure gage at "2/6 Brake" port and "OD Clutch" port.
2. Engine ON.
3. Driving with 6th speed of gear at sports mode.
4. Check by below specification table. Specification : See illustration below. * Above specification value can be different by vehicle model/measured variation.
5. Is measured oil pressure value within specification? YES Repair automatic transmission and go to «VERIFICATION OF VEHICLE REPAIR»(ref-429652-S26999422752011101500000) procedure. NO Repair automatic transmission (valve body) and go to «VERIFICATION OF VEHICLE REPAIR»(ref-429652-S26999422752011101500000) procedure.

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 559

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 560

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 561

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 562

* Pass "Stall Test" caused by hard to test at D-RANGE 5TH SPEED, go to VERIFICATION OF VEHICLE REPAIR procedure.

Scheme 563

1. Connect GDS to Data Link Connector (DLC).
2. Ignition "ON" & Engine "ON".
3. Select "Current Data" mode and monitor "Engine speed, Input speed sensor (PG-A), Output speed sensor (PG-B) and Gear position" parameter used select option.
4. Engine speed up to about 2000 RPM and check Input speed (PG-A) & Output speed (PG-B) are within specific at 5th speed of gear. Specification Output speed>(input speed+200rpm)/5th. gear ratio Output speed<(input speed-200rpm)/5th. gear ratio
5. Are measured Input speed (PG-A) & Output speed (PG-B) within specification? YES Go to «COMPONENT INSPECTION»(ref-429652-S31868330162011101500000) procedure. NO Check there are electrical noise at Input/output speed and Repair as necessary and go to «VERIFICATION OF VEHICLE REPAIR»(ref-429652-S22086516852011101500000) procedure.

Scheme 564

Scheme 565

1. Connect oil pressure gage at "3/5/R Clutch" port and "OD Clutch" port.
2. Engine ON.
3. Driving with 5th speed of gear at sports mode.
4. Check by below specification table. Specification : See illustration below. * Above specification value can be different by vehicle model/measured variation.
5. Is measured oil pressure value within specification? YES Repair automatic transmission and go to «VERIFICATION OF VEHICLE REPAIR»(ref-429652-S22086516852011101500000) procedure. NO Repair automatic transmission (valve body) and go to «VERIFICATION OF VEHICLE REPAIR»(ref-429652-S22086516852011101500000) procedure.

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 566

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 567

* Can not "Stall Test" at D-RANGE 2ND SPEED, go to VERIFICATION OF VEHICLE REPAIR procedure.

Scheme 568

1. Connect GDS to Data Link Connector (DLC).
2. Ignition "ON" & Engine "ON".
3. Select "Current Data" mode and monitor "Engine speed, Input speed sensor (PG-A), Output speed sensor (PG-B) and Gear position" parameter used select option.
4. Engine speed up to about 2000 RPM and check Input speed (PG-A) & Output speed (PG-B) are within specific at 2nd speed o gear. Specification Output speed>(input speed+200rpm)/2nd. gear ratio Output speed<(input speed-200rpm)/2nd. gear ratio
5. Are measured Input speed (PG-A) & Output speed (PG-B) within specification? YES Go to «COMPONENT INSPECTION»(ref-429652-S14278586572011101500000) procedure. NO Check there are electrical noise at Input/output speed and Repair as necessary and go to «VERIFICATION OF VEHICLE REPAIR»(ref-429652-S14070410522011101500000) procedure.

Scheme 569

Scheme 570

1. Connect oil pressure gage at "UD brake" port and "2/6 brake" port.
2. Engine ON.
3. Driving with 2nd speed of gear at sports mode.
4. Check by below specification table. Specification : See illustration below. * Above specification value can be different by vehicle model/measured variation.
5. Is measured oil pressure value within specification? YES Repair automatic transmission and go to «VERIFICATION OF VEHICLE REPAIR»(ref-429652-S14070410522011101500000) procedure. NO Repair automatic transmission (valve body) and go to «VERIFICATION OF VEHICLE REPAIR»(ref-429652-S14070410522011101500000) procedure.

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 571

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 572

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 573

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 574

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 575

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 576

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 577

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 578

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 579

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 580

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 581

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 582

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.

Scheme 583

After a repair, it is essential to verify that the fault has been corrected.

1. Connect GDS and select "Diagnostic Trouble Codes (DTCs)" mode and then clear DTC.
2. Operate the vehicle and monitor the DTC on the GDS.
3. Are any DTCs present? YES Go to the applicable troubleshooting procedure. NO System is performing to specification at this time.