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Home >> Toyota >> 2016 >> Highlander Hybrid Limited >> Repair and Diagnosis >> Steering >> Steering Column >> Heated Steering Wheel (Inspection & Symptom Tests) (Hybrid) >> Heated Steering Wheel System >> How To Proceed With Troubleshooting [02/2014 - ] >> Procedure

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

  1. VEHICLE BROUGHT TO WORKSHOP 

    Result: 

    NEXT 

    See step  2

  2. INSPECT AUXILIARY BATTERY VOLTAGE 

    Standard Voltage

    11 to 14 V

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

    Result: 

    NEXT 

    See step  3

  3. PROBLEM SYMPTOMS TABLE 
    Result Proceed to
    Fault is not listed in problem symptoms table A
    Fault is listed in problem symptoms table B

    Result: 

    See step  5

    Result: 

    See step  4

  4. OVERALL ANALYSIS AND TROUBLESHOOTING 
    1. Terminals of steering wheel heater control assembly

      Refer to TERMINALS OF STEERING WHEEL HEATER CONTROL ASSEMBLY [02/2014 - ] 

    Result: 

    NEXT 

    See step  5

  5. REPAIR OR REPLACE 

    Result: 

    NEXT 

    See step  6

  6. CONFIRMATION TEST 

    Result: 

    NEXT 

    END