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Home >> Toyota >> 2014 >> Highlander LE Plus, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 149 (Smart Key System (Start Function) - Diagnostics - Introduction - (Hybrid)) >> SMART KEY SYSTEM (for Start Function) >> Diagnosis System [02/2014 - ] >> Diagnosis System [02/2014 - ]
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Diagnosis System [02/2014 - ]

WARNING: This page is about a different variant/trim than selected.
  1. DESCRIPTION 
    1. Smart key system (for Start Function) data and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.
  2. CHECK DLC3 
    1. Check the DLC3.

      Refer to GENERAL INFORMATION [02/2014 - ]

  3. 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, recharge or replace the auxiliary battery.

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