GSIC - Global Service Information Center

# ELECTRONIC CONTROLLED AUTOMATIC TRANSMISSION SYSTEM > HOW TO PROCEED WITH TROUBLESHOOTING

## for Preparation Click here

When using intelligent tester, troubleshoot according to procedures below

HINT:

  *: Use the intelligent tester.

1.VEHICLE BROUGHT TO WORKSHOP

NEXT |

2.CUSTOMER PROBLEM ANALYSIS

NEXT |

3.INSPECT BATTERY VOLTAGE

Standard:
  11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding.

NEXT |

4.CONNECT INTELLIGENT TESTER TO DLC3*

NEXT |

5.CHECK AND CLEAR DTC AND FREEZE FRAME DATA*

NEXT |

6.VISUAL INSPECTION

NEXT |

7.SETTING CHECK MODE DIAGNOSIS*

Refer to the check mode procedure (Click here).

NEXT |

8.PROBLEM SYMPTOM CONFIRMATION

Refer to the road test (Click here).

Result:

  Result | Proceed to
  Symptom does not occur | A
  Symptom occurs | B

| B. |

GO TO STEP 10

A |

9.SYMPTOM SIMULATION

Refer to the electronic circuit inspection procedure (Click here).

NEXT |

10.DTC CHECK*

Refer to the DTC check / clear (Click here).

Result:

  Result | Proceed to
  DTC is not output | A
  DTC is output | B

| B. |

GO TO STEP 19

A |

11.BASIC INSPECTION

Refer to the automatic transmission fluid (Click here).Refer to the park / neutral position switch (Click here).Refer to the floor shift assembly (Click here).

| NG. |

GO TO STEP 20

OK |

12.MECHANICAL SYSTEM TEST

Refer to the mechanical system test (Click here).

| NG. |

GO TO STEP 17

OK |

13.HYDRAULIC TEST

Refer to the hydraulic test (Click here).

| NG. |

GO TO STEP 17

OK |

14.MANUAL SHIFTING TEST

Refer to the manual shifting test (Click here).

| NG. |

GO TO STEP 16

OK |

15.PROBLEM SYMPTOMS TABLE CHAPTER 1

Refer to the problem symptoms table (Click here).

| NG. |

GO TO STEP 20

OK |

16.PROBLEM SYMPTOMS TABLE CHAPTER 2

Refer to the problem symptoms table (Click here).

| NG. |

GO TO STEP 18

OK |

17.PROBLEM SYMPTOMS TABLE CHAPTER 3

Refer to the problem symptoms table (Click here).

NG |

18.PART INSPECTION

| NG. |

GO TO STEP 20

OK |

19.DTC CHART

Refer to the diagnostic trouble code chart (Click here).

NEXT |

20.CIRCUIT INSPECTION

NEXT |

21.REPAIR OR REPLACE

NEXT |

22.CONFIRMATION TEST

NEXT |

END

When not using intelligent tester, troubleshoot according to procedures below

HINT:

  *: Use the intelligent tester.

1.VEHICLE BROUGHT TO WORKSHOP

NEXT |

2.CUSTOMER PROBLEM ANALYSIS

NEXT |

3.INSPECT BATTERY VOLTAGE

Standard:
  11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding.

NEXT |

4.CHECK AND CLEAR DTC*

NEXT |

5.VISUAL INSPECTION

NEXT |

6.SETTING CHECK MODE DIAGNOSIS*

NEXT |

7.PROBLEM SYMPTOM CONFIRMATION

Result:

  Result | Proceed to
  Symptom does not occur | A
  Symptom occurs | B

| B. |

GO TO STEP 9

A |

8.SYMPTOM SIMULATION

NEXT |

9.DTC CHECK*

Result:

  Result | Proceed to
  DTC is not output | A
  DTC is output | B

| B. |

GO TO STEP 18

A |

10.BASIC INSPECTION

| NG. |

GO TO STEP 19

OK |

11.MECHANICAL SYSTEM TEST

| NG. |

GO TO STEP 16

OK |

12.HYDRAULIC TEST

| NG. |

GO TO STEP 16

OK |

13.MANUAL SHIFTING TEST

| NG. |

GO TO STEP 15

OK |

14.PROBLEM SYMPTOMS TABLE CHAPTER 1

| NG. |

GO TO STEP 19

OK |

15.PROBLEM SYMPTOMS TABLE CHAPTER 2

| NG. |

GO TO STEP 17

OK |

16.PROBLEM SYMPTOMS TABLE CHAPTER 3

NG |

17.PART INSPECTION

| NG. |

GO TO STEP 20

OK |

18.DTC CHART

NEXT |

19.CIRCUIT INSPECTION

NEXT |

20.REPAIR OR REPLACE

NEXT |

21.CONFIRMATION TEST

NEXT |

END