WebSep 6, 2024 · The P0171 code is an additional code that may appear on top of a MAF sensor code. A failed mass air flow sensor can cause a host of issues, one of the major ones being a lean running condition. This happens when the sensor sends an incorrect air reading to the PCM, which adjusts the fuel injection based on the air intake. Damaged … WebJan 5, 2024 · Did you encounter a P0171 Fault Code when reading the codes on your Volkswagen? Learn what the code means and know the possible solutions for the fault code on your Volkswagen. This code affects many models and engines, including VW Polo 1.2, Passat 1.8T 2.0T, Jetta (Bora) 1.8T 2T 2.5, Golf 1.6, CC, Rabbit, GTI, Fehler, Beetle and …
P0171 Check Engine Code (Help) Jeep Enthusiast Forums
WebMar 17, 2024 · The P0171 code indicates that the oxygen (O2) sensor on bank 1 sent a signal to the engine control module that the air-fuel mixture is too lean to be corrected. The O2 sensors have the ability to correct a fuel … WebThe most common cause of the P0171 code – and the P0170 and P0173-P0174 codes – is unmetered air entering the combustion system. Most of the time, this happens due to faulty or dirty mass ... labyrinthitis unspecified ear
Fixing a Check Engine Light (P0171) - Instructables
WebSep 6, 2024 · The P0171 code is an additional code that may appear on top of a MAF sensor code. A failed mass air flow sensor can cause a host of issues, one of the major … WebOct 31, 2012 · P0171 means bank 1 is lean and is near the limits of what the PCM can adapt to. This code and its sister, P0174 (Bank 2) are common sights on mass air metered cars, and on them, its usually easy to pin down. On the 3.7L however, it uses speed density metering for fuel calculations. WebThe P0171 code means that more air than gasoline is detected in the exhaust gases exiting the combustion chamber. If the P0171 is set in along with the P0174 code, it is highly likely that the problem is caused by an intake leak. If there are no intake leaks, the next step is to replace the air filter and clean the Mass Air Flow (MAF) Sensor. pronounce magali in spanish