Conquering Engine Code P0171 The Comprehensive Troubleshooting Blueprint

More often than not P0100, P0110 and P0171 are related to the MAF being dirty or worst case damaged. Normally you start with the lower codes ... It could be lean under high load/demand conditions and fine at low load. Mixture lean/rich codes can't set until the O2 sensors are active and ... Code P0171 stands for “System Too Lean (Bank 1)”. This diagnostic trouble code can happen for a number of reasons related to combustion inside your engine. The ... In the most literal sense, the P0171 code means “System Too Lean (Bank 1).” This trouble code points to a lean running engine condition on the ... In this video, I show you how I troubleshoot a Check Engine Light (CEL) / Diagnostic Trouble Code (DTC) P0171, System Too Lean Bank 1. For example, code P0170 could mean the right cyl. bank could be running either lean or rich and the same for code P0173. They want you to read ... DTCs P0171 and P0174 are generic codes that set when the feedback on the engine's air/fuel mixture becomes too lean for the Engine Control Module (ECM) to ... When I Googled it, it basically said the car is either getting too much air or too little fuel and the culprit could be a number of different ... P0171 means the computer is correcting for a lean condition on bank 1 (the rear bank.) A lean condition can be caused by any number of things. Engine code p0171 = System too Lean (Bank 1) · The MAF (Mass Air Flow) Sensor is dirty or faulty. There is an issue with some Vehicles where the ...