P1109 Acura HO2S22 Sensor Circuit Voltage Too Low Air Leak

P1109 Acura HO2S22 Sensor Circuit Voltage Too Low Air Leak

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)

Acura Vehicle:

Acura ILX, Acura MDX, Acura RDX, Acura RLX, Acura TL, Acura TSX, Acura ZDX, Acura CSX, Acura EL, Acura Integra, Acura RSX, Acura Legend, Acura Vigor, Acura CL, Acura SLX, Acura NSX, Acura RL, Acura ZDX