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Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 932 (Door & Lock (Without Intelligent Key System)) >> Power Supply And Ground Circuit >> Horn Function >> 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.
  1. CHECK FUNCTION 
    1. Select "HORN" in "ACTIVE TEST" mode with CONSULT.
    2. Check the horn (high/low) operation.
      Test item Description
      HORN ON Horn relay ON (for 20 ms)

      Is the operation normal? 

      YES: INSPECTION END.

      NO: Go to "DIAGNOSIS PROCEDURE ".