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Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 465 (Automatic Transmission Electronic Controlled (ECT) - Diagnostics) >> Electronic Controlled Automatic Transaxle [ECT] (APR., 2003) >> How To Proceed With Troubleshooting

How To Proceed With Troubleshooting

WARNING: This page is about a different car, the 2004 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.

The hand-held tester can be used at step 3, 4, 6, 9.

  1. Vehicle Brought to Workshop 
    1. : Go to next Step. 
  2. Customer Problem Analysis (See  CUSTOMER PROBLEM ANALYSIS CHECK  ) 
    1. : Go to next Step. 
  3. Connect the OBD II scan tool or hand-held tester to DLC3 
    1. : Go to next Step. 
  4. Check and Clear PTC and Freeze Frame Data (See  DTC CHECK/CLEAR  ) 
    1. : Go to next Step. 
  5. Visual Inspection 
    1. : Go to next Step. 
  6. Setting the Check Mode Diagnosis (See  CHECK MODE PROCEDURE  ) 
    1. : Go to next Step. 
  7. Problem Symptom Confirmation (See  1. PROBLEM SYMPTOM CONFIRMATION  ) 
    1. Symptom does not occur: Go to step 8 
    2. Symptom occur: Go to step   9 
  8. Symptom Simulation (See  HOW TO PROCEED WITH TROUBLESHOOTING  ) 
    1. : Go to next Step. 
  9. DTC Check (See  DTC CHECK/CLEAR  ) 
    1. DTC is not output: Go to step 10 
    2. DTC is output: Go to step   18 
  10. Basic Inspection (See  ON-VEHICLE INSPECTION  ,  ADJUSTMENT  , and  ADJUSTMENT  ) 
    1. NG: Go to step   20 
    2. OK: Go to next step. 
  11. Mechanical System Test (See  MECHANICAL SYSTEM TESTS  ) 
    1. NG: Go to step   17 
    2. OK: Go to next step. 
  12. Hydraulic Test (See  HYDRAULIC TEST  ) 
    1. NG: Go to step   17 
    2. OK: Go to next step. 
  13. Manual Shifting Test (See  MANUAL SHIFTING TEST  ) 
    1. NG: Go to step   15 
    2. OK: Go to next step. 
  14. Problem Symptoms Table Chapter 1 (See  PROBLEM SYMPTOMS TABLE  ) 
    1. NG: Go to step   19 
    2. OK: Go to next step. 
  15. Problem Symptoms Table Chapter 2 (See  PROBLEM SYMPTOMS TABLE  ) 
    1. NG: Go to step   17 
    2. OK: Go to next step. 
  16. Problem Symptoms Table Chapter 3 (See  PROBLEM SYMPTOMS TABLE  ) 
    1. NG: Go to next step. 
  17. Part Inspection 
    1. Go to step   20 
  18. PTC Chart (See  DIAGNOSTIC TROUBLE CODE CHART  ) 
    1. : Go to next Step. 
  19. Circuit Inspection 
    1. : Go to next Step. 
  20. Identification of Problem 
    1. : Go to next Step. 
  21. Repair 
    1. : Go to next Step. 
  22. Confirmation Test 

    End 

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