P0171 System too Lean (Bank 1)
Bank 1 system to lean. I would suspect a vacuum leak. Check under the hood for a disconnected or cracked vacuum line.
Code P0171 means System to lean (bank 1)
po171--- system to lean (bank # 1)
code 0093 what does it mean
What does code 32 mean on Dodge Ram 1500 ,5.9 engine
The PO171 code for a 2001 Volvo S40 indicates a "System Too Lean (Bank 1)" condition, meaning that the engine control module has detected an excessively lean air-fuel mixture in the first bank of cylinders. This can be caused by issues such as a vacuum leak, faulty mass airflow sensor, or problems with the fuel delivery system. It's important to diagnose the underlying cause to prevent potential engine performance issues or damage.
Depnds on the code
The check engine light stays on when the engine computer has detected a malfunction and set a trouble code.
what does the code PO222 on a dodge 5.9 mean
The engine computer has detected a malfunction and set a code.
Input/Turbine speed sensor malfunction
The check engine code PO136 means the O2 sensor circuit malfunction