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How To Proceed With Troubleshooting [08/2013 - 08/2016]: Procedure

WARNING: This page is about a different car, the 2018 Toyota Corolla, 2017 Toyota Corolla, 2016 Toyota Corolla, 2015 Toyota Corolla, and 2014 Toyota Corolla. However, it is still accessible from the selected car via links, so may be relevant.
  1. VEHICLE BROUGHT TO WORKSHOP 

    Result

    Proceed to
    NEXT

    Result:  1

    NEXT 

    See step  2

  2. CUSTOMER PROBLEM ANALYSIS 
    1. Interview the customer and confirm the problem.

      Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2013 - 04/2014] Refer to HOW TO PROCEED WITH TROUBLESHOOTING [04/2014 - 08/2016]

      Result

      Proceed to
      NEXT

    Result:  1

    NEXT 

    See step  3

  3. CHECK BATTERY VOLTAGE 

    Standard Voltage

    11 to 14 V

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

    HINT: 

    A simple method to determine whether the battery is depleted is to operate the horn.

    Result

    Proceed to
    NEXT

    Result:  1

    NEXT 

    See step  4

  4. CHECK DTC* 
    1. Check for DTCs and make a note of any codes that are output.

      Refer to DTC CHECK / CLEAR [08/2013 - ] 

      Body Electrical > Smart Key > Trouble Codes 

      HINT: 

      When DTCs indicating CAN and/or LIN communication system malfunctions are output, repair the CAN and/or LIN communication systems before performing diagnosis.

      for CAN communication system: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2013 - ]

      for LIN communication system: Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2013 - 08/2016]

      Result

      Result Proceed to
      DTCs are not output. (Problem symptom cannot be confirmed or reproduced.) A
      DTCs are not output. (Problem symptom can be confirmed and reproduced.) B
      Steering lock system DTCs are output. C

      HINT: 

    Result:  2

    See step  6

    Result:  3

    See step  8

    Result:  1

    See step  5

  5. SYMPTOM SIMULATION 
    1. Proceed to How to Proceed with Troubleshooting.

      Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2013 - 04/2014] Refer to HOW TO PROCEED WITH TROUBLESHOOTING [04/2014 - 08/2016]

      Result

      Proceed to
      NEXT

    Result:  1

    NEXT 

    See step  6

  6. PROBLEM SYMPTOMS TABLE 
    1. Proceed to Problem Symptoms Table.

      Refer to PROBLEM SYMPTOMS TABLE [08/2013 - ] 

      Result

      Result Proceed to
      Fault is not listed in Problem Symptoms Table. A
      Fault is listed in Problem Symptoms Table. B

    Result:  2

    See step  8

    Result:  1

    See step  7

  7. OVERALL ANALYSIS AND TROUBLESHOOTING* 
    1. Proceed to Data List / Active Test.

      Refer to DATA LIST / ACTIVE TEST [08/2013 - ] 

    2. Proceed to Terminals of ECU.

      Refer to TERMINALS OF ECU [08/2013 - 08/2016] 

      Result

      Proceed to
      NEXT

    Result:  1

    NEXT 

    See step  9

  8. CIRCUIT INSPECTION* 

    Result

    Proceed to
    NEXT

    Result:  1

    NEXT 

    See step  9

  9. REPAIR OR REPLACE 

    Result

    Proceed to
    NEXT

    Result:  1

    NEXT 

    See step  10

  10. CHECK DTC AGAIN* 
    1. Clear the DTCs.

      Refer to DTC CHECK / CLEAR [08/2013 - ] 

      Body Electrical > Smart Key > Clear DTCs 

    2. Check for DTCs and make a note of any codes that are output.

      Refer to DTC CHECK / CLEAR [08/2013 - ] 

      Body Electrical > Smart Key > Trouble Codes 

      HINT: 

      Perform the DTC output confirmation operation.

      Result

      Result Proceed to
      DTCs are not output. A
      Steering lock system DTCs are output. B

    Result:  1

    END 

    Result:  2

    GO TO DIAGNOSTIC TROUBLE CODE CHART. Refer to  DIAGNOSTIC TROUBLE CODE CHART [08/2013 - 08/2015]  Refer to  DIAGNOSTIC TROUBLE CODE CHART [08/2015 - ]