P0579 Toyota Speed Control Switch 1 Performance Condition
Possible causes
– Faulty Cruise Control Function Switch
– Cruise Control Function Switch harness is open or shorted
– Cruise Control Function Switch circuit poor electrical connection
– 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
– Cruise control system inoperative
Toyota Vehicle:Toyota Prius,Toyota Celica,Toyota Supra,Toyota Carina,Toyota Camry,Toyota MR2,Toyota Aygo,Toyota 4Runner,Toyota Avalon,Toyota Camry,Toyota Corolla,Toyota FJ Cruiser,Toyota Highlander,Toyota Land Cruiser,Toyota Matrix,Toyota Prius,Toyota RAV4,Toyota Sequoia,Toyota Sienna,Toyota Solara,Toyota Tacoma,Toyota Tundra,Toyota Yaris,