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How To Proceed With Troubleshooting

WARNING: This page is about a different car, the 2004 Toyota Sienna. However, it is still accessible from the selected car via links, so may be relevant.
  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. CHECK AND CLEAR DTCs (See  PRE-CHECK  ) 
    1. Go to Next Step.
  4. PROBLEM SYMPTOM CONFIRMATION 
    1. SYMPTOM DOES NOT OCCUR (Go to step 5) 
    2. SYMPTOM OCCURS (Go to step   6 ) 
  5. SYMPTOM SIMULATION (See  HOW TO PROCEED WITH TROUBLESHOOTING  ) 
    1. Go to Next Step.
  6. CHECK TIRE PRESSURE WARNING LAMP CONDITION 
    1. Turn the ignition switch ON.
    2. Record the condition of the tire pressure warning lamp on the combination meter assy.
    3. Refer to the "TIRE PRESSURE WARNING DISPLAY FUNCTION" section of the "PRE-CHECK" for the condition of the tire pressure warning lamp (See PRE-CHECK ).
  7. DTC CHECK (See  PRE-CHECK  ) 
    1. DTC DOES NOT OUTPUT (Go to step 8) 
    2. DTC OUTPUT (Go to step   9 ) 
  8. PROBLEM SYMPTOMS TABLE (See  PROBLEM SYMPTOMS TABLE  ) 
    1. Go to Next Step.
  9. CIRCUIT INSPECTION (See  DTC C2106/11: STOP LAMP SWITCH CONSTANT ON MALFUNCTION  ) 
    1. Go to Next Step.
  10. IDENTIFICATION OF PROBLEM 
    1. Go to Next Step.
  11. REPAIR 
    1. Go to Next Step.
  12. CONFIRMATION TEST 
    1. END 
    NOTE:
    • Step 3, 7, 9, 12:

      Diagnostic steps permitting the use of the hand-held tester.

    • DTC 13 (ABS system malfunction) will not be output, if the check is Performed by the hand-held tester.
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