P016A Code – O2 Sensor Not Ready Bank 1 Sensor 1

Code P016A Possible Causes
Heated Oxygen Bank 1 Sensor 1 circuit poor electrical connection
Heated Oxygen Bank 1 Sensor 1 harness is open or shorted
Inappropriate fuel pressure
Exhaust gas leaks
Faulty front heated oxygen sensor
Faulty fuel injectors
Faulty Mass Air Flow MAF sensor
Ignition misfiring
Incorrect fuel pressure

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