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Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 890 (Door & Lock (With Intelligent Key System)) >> DTC/Circuit Diagnosis >> Overhead Console Area Antenna >> Component Function Check

Component Function Check

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: The Signal Tech II Tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II User Guide for additional information.
  1. CHECK INSIDE KEY ANTENNA INPUT SIGNAL 

    With CONSULT 

    1. Check "ANTENNA" in "Active Test" mode with CONSULT.
    2. Touch "ROOM ANT2".
    3. When Intelligent Key is in overhead console area antenna detection area, hazard lamps flash.
      Test Item Condition Possible cause
      ROOM ANT2 An excessive high or low voltage from inside antenna is sent to the Intelligent Key Unit
      • Overhead console area antenna
      • Between Intelligent Key unit and overhead console area antenna

      Is the inspection result normal? 

      YES: Overhead console area antenna is OK.

      NO: Refer to "DIAGNOSIS PROCEDURE ".