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Home >> Lexus >> 2008 >> SC 430 >> Repair and Diagnosis >> External Pages >> Different car >> Section 33 (Audio/Visual) >> Audio And Visual System >> Headlight Dimmer Switch Circuit >> Inspection Procedure
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Inspection Procedure

WARNING: This page is about a different car, the 2007 Lexus SC 430. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK ILLUMINATION 
    1. Turn on and off the following: headlight switch, light control rheostat switch and automatic light control system.
    2. Check that the combination meter, radio receiver and other related parts illuminate properly.

      OK: 

      Combination meter, radio receiver and other related parts illuminate properly. 

    NG: GO TO  COMBINATION METER 

    OK: REPLACE STEERING PAD SWITCH MODULATOR