P1090 FIAT Tumble Generator Valve #1 Malfunction Stuck Open
Possible causes
– Faulty Tumble Generator Position Sensor
– Tumble Generator Position Sensor harness is open or shorted
– Tumble Generator Position Sensor circuit poor electrical connection
– Tumble Generator Position Sensor harness is open or shorted
– Tumble Generator Position Sensor circuit poor electrical connection
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
Citroen Vehicle:Fiat 500,Fiat Bravo,Fiat Croma,Fiat Grande Punto,Fiat Idea,Fiat Weekend,Fiat Panda