Lexus IS 300 P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Lexus IS 300 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 … Read more

Mitsubishi Outlander P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Mitsubishi Outlander 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

Mitsubishi Montero P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Mitsubishi Montero 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

Mitsubishi Mirage P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Mitsubishi Mirage 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

Mitsubishi Lancer P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Mitsubishi Lancer 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

Mitsubishi Galant P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Mitsubishi Galant 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

Mitsubishi Endeavor P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Mitsubishi Endeavor 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

Mitsubishi Eclipse P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Mitsubishi Eclipse 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

Mitsubishi Diamante P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Mitsubishi Diamante 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

Mitsubishi 380 P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Mitsubishi 380 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