What does system too lean in Bank 2 mean?
The diagnostic trouble code P0174 OBD-II stands for “System Too Lean (Bank 2).” This code shows the driver or the mechanic that the car’s internal computer has detected a lean running condition. So what is a lean running condition?
What does Bank 1 lean on a V6 mean?
Basically this means that an oxygen sensor in bank 1 has detected a lean condition (too much oxygen in the exhaust). On V6/V8/V10 engines, Bank 1 is the side of the engine that has cylinder #1. The P0171 is one of the more common trouble codes. This code is triggered by the first downstream (front) O2 sensor.
What does p0171 system too lean Bank 1 mean?
P0171 System Too Lean Bank 1 Technical Description. System Too Lean (Bank 1) What does that mean? This diagnostic trouble code (DTC) is a generic powertrain code. It is considered generic because it applies to all makes and models of vehicles (1996-newer), although specific repair steps may be slightly different depending on the model.
What is the diagnostic code for system too lean?
P0171 is a diagnostic trouble code (DTC) for “System Too Lean (Bank 1)”. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic for $0.00.
What causes a lean code?
The P0171 OBD-II code means that, on the first bank of the engine, the fuel system is running weak or a vacuum leak exists near this side of the engine. A lean condition occurs when the engine either receives too little fuel or too much air.
What does lean Bank 1 mean?
DTC P0171 – System Too Lean (Bank 1) Basically this means that an oxygen sensor in bank 1 detected a lean condition (too much oxygen in the exhaust). On V6/V8/ V10 engines , Bank 1 is the side of the engine that has cylinder #1.
What is a lean code?
Lean Codes. The Project for Lean Urbanism currently identifies five basic Lean code types, which may overlap. Transect Code: a unified development code that coordinates numerous disciplines (planning, urban design, building, engineering, land preservation, ecology, affordable housing, etc.) through the common language of the Rural-to-Urban Transect .