P0154 Code – O2 Sensor Circuit No Activity Detected Bank 2 Sensor 1

Code P0154 Possible Causes
Front Heated Oxygen Sensor Bank 2 harness is open or shorted
Inappropriate fuel pressure
Intake air leaks may be faulty
Faulty Engine search?Control Module ECM
Faulty Heated Oxygen Sensor H2OS Bank 2 Sensor 1

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