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Home >> Chrysler >> 2011 >> 300 C, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 328 (Radio Frequency (RF Hub) Module - Electrical Diagnostics - 1500) >> Diagnosis And Testing >> B1A7D-01-Start Button - General Electrical Failure >> When Monitored

When Monitored

WARNING: This page is about a different car, the 2013 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.

Any time the Start/Stop Button is pressed, the Radio Frequency Hub (RF Hub) will check the (D122) Security K Line Communication circuit and the (G20) Ignition Switch Sense circuit. It samples these circuits every 10ms. while the button is pressed.

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