| Last Modified: 11-29-2007 | 1.6 D | |
| Service Category: Drivetrain | Section: Automatic Transmission/Transaxle | |
| Model Year: 2008 | Model: Sequoia | Doc ID: RM000000W6Z096X |
| Title: A750F AUTOMATIC TRANSMISSION / TRANSAXLE: AUTOMATIC TRANSMISSION SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING (2008 Sequoia) | ||
HOW TO PROCEED WITH TROUBLESHOOTING
HINT:
- The ECM is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there is no trouble in the CAN communication system.
- *: Use the Techstream.
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1. |
VEHICLE BROUGHT TO WORKSHOP |
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2. |
CUSTOMER PROBLEM ANALYSIS |
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3. |
INSPECT BATTERY VOLTAGE |
Standard voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding.
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4. |
CONNECT TECHSTREAM TO DLC3* |
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5. |
CHECK AND CLEAR DTCS AND FREEZE FRAME DATA* |
(a) Refer to DTC Check/Clear
.
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6. |
VISUAL INSPECTION |
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7. |
SETTING CHECK MODE DIAGNOSIS* |
(a) Refer to the Check Mode Procedure
.
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8. |
PROBLEM SYMPTOM CONFIRMATION |
(a) Refer to the Road Test
.
Result
|
Result |
Proceed to |
|---|---|
|
Symptom does not occur |
A |
|
Symptom occurs |
B |
| B |
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GO TO STEP 10 |
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9. |
SYMPTOM SIMULATION |
(a) Refer to the Electronic Circuit Inspection Procedure
.
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10. |
DTC CHECK* |
(a) Refer to DTC Check/Clear
.
Result
|
Result |
Proceed to |
|---|---|
|
DTC is not output |
A |
|
DTC is output |
B |
| B |
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GO TO STEP 19 |
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11. |
BASIC INSPECTION |
(a) Refer to Automatic Transmission Fluid
.
(b) Refer to Park/Neutral Position Switch
.
(c) Refer to Shift Lever Assembly
.
| NG |
|
GO TO STEP 22 |
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12. |
MECHANICAL SYSTEM TESTS |
(a) Refer to the Mechanical System Tests
.
| NG |
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GO TO STEP 18 |
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13. |
HYDRAULIC TEST |
(a) Refer to the Hydraulic Test
.
| NG |
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GO TO STEP 18 |
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14. |
MANUAL SHIFTING TEST |
(a) Refer to the Manual Shifting Test
.
| NG |
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GO TO STEP 17 |
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15. |
PROBLEM SYMPTOMS TABLE CHAPTER 1 |
(a) Refer to the Problem Symptoms Table
.
| NG |
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GO TO STEP 20 |
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16. |
PROBLEM SYMPTOMS TABLE CHAPTER 2 |
(a) Refer to the Problem Symptoms Table
.
| NG |
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GO TO STEP 20 |
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17. |
PROBLEM SYMPTOMS TABLE CHAPTER 3 |
(a) Refer to the Problem Symptoms Table
.
| NG |
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GO TO STEP 20 |
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18. |
PART INSPECTION |
| NG |
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GO TO STEP 22 |
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19. |
DTC CHART |
(a) Refer to the Diagnostic Trouble Code Chart
.
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20. |
CIRCUIT INSPECTION |
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21. |
IDENTIFICATION OF PROBLEM |
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22. |
REPAIR OR REPLACE |
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23. |
CONFIRMATION TEST |
| NEXT |
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END |
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