FixVault

How To Proceed With Troubleshooting

WARNING: This page is about a different car, the 2005 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.
  1. VEHICLE BROUGHT TO WORK SHOP 

    OK: Go to next step. 

  2. CUSTOMER PROBLEM ANALYSIS CHECK  

    OK: Go to next step. 

  3. CHECK AND CLEAR DTC (See  PRE-CHECK   ) 

    OK: Go to next step. 

  4. PROBLEM SYMPTOM CONFIRMATION 
    1. SYMPTOM OCCUR (GO TO STEP   6 ) 

    OK: Go to next step. 

    SYMPTOM DOES NOT OCCUR (GO TO STEP 5) 

  5. SYMPTOM SIMULATION (See  DIAGNOSTIC TROUBLE CODE CHART   ) 

    OK: Go to next step. 

  6. DTC CHECK (See  PRE-CHECK   ) 
    1. MALFUNCTION CODE (GO TO STEP 7) 
    2. NORMAL CODE (GO TO STEP   8 ) 
  7. DIAGNOSTIC TROUBLE CODE CHART  

    GO TO STEP   10 

  8. PROBLEM SYMPTOMS TABLE  

    OK: Go to next step. 

  9. ACTUATOR CHECK (See  PRE-CHECK   ) 

    OK: Go to next step. 

  10. CIRCUIT INSPECTION (See  DTC 11: ROOM TEMPERATURE SENSOR CIRCUIT  HEATER CONTROL PANEL COMMUNICATION CIRCUIT   ) 

    OK: Go to next step. 

  11. IDENTIFICATION OF PROBLEM 

    OK: Go to next step. 

  12. PARTS INSPECTION 

    OK: Go to next step. 

  13. REPAIR 

    OK: Go to next step. 

  14. CONFIRMATION TEST 

    OK: Go to next step. 

  15. END