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Home >> Hyundai >> 2012 >> Elantra Limited >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Body Control Module (BCM) >> Body Control Module (BCM) >> Description and Operation >> Function >> Front Fog Lamp Function In/out
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Front Fog Lamp Function In/out

  1. Front Fog Lamp Function Block Diagram
    Fig 1: Front Fog Lamp Function Block Diagram
    G07256645Courtesy of HYUNDAI MOTOR CO.

    Front Fog Lamp Function In/Out List 

    FUNCTION REFERENCE

    Function Characteristics Name
    Hardware Label Spec. Designation
    Input Logic L_IGN2 ignition 2
    L_FrontFogSW Front Fog Switch Input
    Internal b_TailLamp Tail Lamp Output activation state
    b_HeadLampLow Head lamp low Output activation state
    b_HeadLampHigh Head lamp high Output activation state
    Output CAN Communication C_FrontFogON Front Fog Lamp Output
    Internal b_FrontFogLamp Front Fog Lamp Output activation state
  2. Function Description
    1. In case of (IGN2=ON) & (HeadLampLow=ON) & (HeadLampHigh=Off), if Front fog lamp switch input is detected (FrontFogSW=On), Front fog lamp output (FrontFogON=On) is turned ON.
    2. If fails to activate front fog lamp output, indicator (FrontFogIND) is also turn off.
      Fig 2: Front Fog Lamp Timing Chart
      G07256646Courtesy of HYUNDAI MOTOR CO.
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