P0544 Chevrolet Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 1
Possible causes
– Faulty Turbocharger Intake Temperature Sensor
– Turbocharger Intake Temperature Sensor harness is open or shorted
– Turbocharger Intake Temperature Sensor circuit poor electrical connection
– Turbocharger Intake Temperature Sensor harness is open or shorted
– Turbocharger Intake Temperature Sensor circuit poor electrical connection
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)