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Home >> Toyota >> 2016 >> Highlander Hybrid Limited >> Repair and Diagnosis >> Body & Frame >> Exterior Body Panels >> Back Door Closer System - Diagnostics - Introduction - (Hybrid) >> Back Door Closer System >> How To Proceed With Troubleshooting [02/2014 - ] >> Procedure

How To Proceed With Troubleshooting [02/2014 - ]: Procedure

  1. VEHICLE BROUGHT TO WORKSHOP 

    Result: 

    Go to next step 

  2. INSPECT AUXILIARY BATTERY VOLTAGE 
    1. Measure the auxiliary battery voltage with the power switch off.

      Standard Voltage

      11 to 14 V

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

    Result: 

    NEXT 

    Go to next step 

  3. CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* 
    1. Using the Techstream to check if the CAN communication system is functioning normally.

      Refer to DIAGNOSIS SYSTEM [02/2014 - 11/2016] .

      Refer to DIAGNOSIS SYSTEM [11/2016 - ] .

      Result Proceed to
      CAN DTCs are not output A
      CAN DTCs are output B

    Result: 

    GO TO CAN COMMUNICATION SYSTEM: 

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [02/2014 - 11/2016] .

    Refer to HOW TO PROCEED WITH TROUBLESHOOTING [11/2016 - ] .

    Result: 

    Go to next step 

  4. CHECK FOR DTCs* 
    1. Check for DTCs.

      Refer to DTC CHECK / CLEAR [02/2014 - ] .

      Body Electrical > Back Door > Trouble Codes 

    2. Clear the DTCs.

      Refer to DTC CHECK / CLEAR [02/2014 - ] .

      Body Electrical > Back Door > Clear DTCs 

    3. Recheck for DTCs.

      Refer to DTC CHECK / CLEAR [02/2014 - ] .

      Body Electrical > Back Door > Trouble Codes 

      Result Proceed to
      DTCs are not output A
      DTCs are output B

    Result: 

    GO TO DIAGNOSTIC TROUBLE CODE CHART. 

    Refer to DIAGNOSIS SYSTEM [02/2014 - ] .

    Result: 

    Go to next step 

  5. PROBLEM SYMPTOMS TABLE 
    1. Refer to Problem Symptoms Table.

      Refer to PROBLEM SYMPTOMS TABLE [02/2014 - ]  .

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

    Result: 

    ADJUST, REPAIR OR REPLACE IN ACCORDANCE WITH PROBLEM SYMPTOMS TABLE 

    Result: 

    Go to next step 

  6. OVERALL ANALYSIS AND TROUBLESHOOTING* 
    1. Operation Check

      Refer to OPERATION CHECK [02/2014 - ] .

    2. Terminals of ECU

      Refer to TERMINALS OF ECU [02/2014 - 11/2016] .

      Refer to TERMINALS OF ECU [11/2016 - ] .

    3. Data List / Active Test

      Refer to DATA LIST / ACTIVE TEST [02/2014 - ] .

    Result: 

    NEXT 

    Go to next step 

  7. ADJUST, REPAIR OR REPLACE 

    Result: 

    NEXT 

    Go to next step 

  8. CONFIRMATION TEST 

    Result: 

    NEXT 

    END