P2409 Code: Meaning, Causes, and Symptoms | OBD2 Codes

P2409 – Fuel Cap Sensor/Switch Circuit Range/Performance


P2409 Possible Symptoms


Engine Light ON (or Service Engine Soon Warning Light)


P2409 Possible Causes


Faulty Fuel Cap Sensor/Switch,Fuel Cap Sensor/Switch harness is open or shorted,Fuel Cap Sensor/Switch circuit poor electrical connection


P2409 Description


The Engine Control Module (ECM) monitors the Fuel Cap Sensor/Switch. The OBDII code is set when the Fuel Cap Sensor/Switch circuit is out of factory specifications.