P0578 Chrysler Cruise Control Multi-Function Input A Circuit Stuck

P0578 Chrysler Cruise Control Multi-Function Input A Circuit Stuck

Possible causes
– Faulty Cruise Control Function Switch
– Cruise Control Function Switch harness is open or shorted
– Cruise Control Function Switch circuit poor electrical connection
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
– Cruise control system inoperative
Chrysler Vehicle:Chrysler 200,Chrysler 300,Chrysler 300M,Chrysler Crossfire,Chrysler PT Cruiser,Chrysler Town & Country,Chrysler Voyager