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Home >> Ford >> 2013 >> Fusion S >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Steering Column Switches >> Steering Column Electrical Components (Except Hybrid) >> Description and Operation >> Steering Wheel and Column Electrical Components - System Operation and Component Description >> Component Description >> Ignition Switch - Push Button Start

Ignition Switch - Push Button Start

The ignition switch is a momentary dual contact switch that is hardwired to the BCM  and PCM  .

Both sets of contacts are normally open and receive voltage at all times. When the ignition switch is pressed, one set of contacts supplies ground to the BCM  and the other set of contacts supplies voltage to the PCM  .

The ignition switch has a LED that is used for switch illumination.

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