Toyota Corolla P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Toyota Corolla 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

Toyota Avensis P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Toyota Avensis 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

Toyota Aurion P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Toyota Aurion 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

Toyota Prius P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Toyota Prius 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

Toyota Hilux P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Toyota Hilux 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

Toyota Land Cruiser P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Toyota Land Cruiser 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

Toyota FJ Cruiser P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Toyota FJ Cruiser 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

Toyota Camry P2274:  B1S3 O2 Sensor – Stuck Lean

P2274 in the Toyota Camry 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

P2274 Trouble Code Meaning, Causes, and Diagnosis

P2274 is a general DTC trouble code.  It means that the third oxygen sensor located on bank 1 is continuously sending a voltage signal that indicates there is a lean air/fuel mixture.   This does not necessarily mean that the vehicle is running lean (although it can).  It’s usually caused by a bad oxygen sensor, … Read more

Kia Spectra P2018:  Meaning + Diagnosis

P2018 is a generic diagnostic trouble code (DTC) that indicates an issue with your Kia Spectra’s intake manifold runner position sensor/valve (from here on out, we will be referring to this sensor by its common abbreviation of IMRC). P2018 Definition: IMRC – Switch Circuit Intermittent (Bank 1) IMRC The IMRC’s job is to help your Spectra’s … Read more