Scion xA P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Scion xA is a general diagnostic trouble code.  It means that the “bank 1” oxygen sensor (third oxygen sensor from the exhaust manifold, behind a catalytic converter) is continuously sending voltage that indicates a lean air/fuel mixture.   This does not necessarily mean that the vehicle is running lean (although it can, … Read more

Acura ZDX P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Acura ZDX is a general diagnostic trouble code.  It means that the “bank 1” oxygen sensor (third oxygen sensor from the exhaust manifold, behind a catalytic converter) is continuously sending voltage that indicates a lean air/fuel mixture.   This does not necessarily mean that the vehicle is running lean (although it can, … Read more

Acura TSX P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Acura TSX is a general diagnostic trouble code.  It means that the “bank 1” oxygen sensor (third oxygen sensor from the exhaust manifold, behind a catalytic converter) is continuously sending voltage that indicates a lean air/fuel mixture.   This does not necessarily mean that the vehicle is running lean (although it can, … Read more

Acura TLX P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Acura TLX is a general diagnostic trouble code.  It means that the “bank 1” oxygen sensor (third oxygen sensor from the exhaust manifold, behind a catalytic converter) is continuously sending voltage that indicates a lean air/fuel mixture.   This does not necessarily mean that the vehicle is running lean (although it can, … Read more

Acura TL P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Acura TL is a general diagnostic trouble code.  It means that the “bank 1” oxygen sensor (third oxygen sensor from the exhaust manifold, behind a catalytic converter) is continuously sending voltage that indicates a lean air/fuel mixture.   This does not necessarily mean that the vehicle is running lean (although it can, … Read more

Acura RLX P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Acura RLX is a general diagnostic trouble code.  It means that the “bank 1” oxygen sensor (third oxygen sensor from the exhaust manifold, behind a catalytic converter) is continuously sending voltage that indicates a lean air/fuel mixture.   This does not necessarily mean that the vehicle is running lean (although it can, … Read more

Acura RL P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Acura RL is a general diagnostic trouble code.  It means that the “bank 1” oxygen sensor (third oxygen sensor from the exhaust manifold, behind a catalytic converter) is continuously sending voltage that indicates a lean air/fuel mixture.   This does not necessarily mean that the vehicle is running lean (although it can, … Read more

Acura RDX P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Acura RDX is a general diagnostic trouble code.  It means that the “bank 1” oxygen sensor (third oxygen sensor from the exhaust manifold, behind a catalytic converter) is continuously sending voltage that indicates a lean air/fuel mixture.   This does not necessarily mean that the vehicle is running lean (although it can, … Read more

Acura MDX P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Acura MDX is a general diagnostic trouble code.  It means that the “bank 1” oxygen sensor (third oxygen sensor from the exhaust manifold, behind a catalytic converter) is continuously sending voltage that indicates a lean air/fuel mixture.   This does not necessarily mean that the vehicle is running lean (although it can, … Read more

Acura Integra P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Acura Integra is a general diagnostic trouble code.  It means that the “bank 1” oxygen sensor (third oxygen sensor from the exhaust manifold, behind a catalytic converter) is continuously sending voltage that indicates a lean air/fuel mixture.   This does not necessarily mean that the vehicle is running lean (although it can, … Read more