Possible causes – Faulty HO2S22 Sensor– HO2S22 Sensor harness is open or shorted– HO2S22 Sensor circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
Tag: P1109
P1109 ACURA BARO Sensor Circuit Out of Range High
Possible causes – Engine Control Module (ECM) outdated or incorrect software– Faulty Engine Control Module (ECM) Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– Engine rough idle– Engine hesitation P1109 ACURA OBD Code Description The barometric pressure (BARO) sensor is built into the Engine Control Module (ECM) and monitors atmospheric pressure. The…