Learn about OBD-II codes P0172 and P0175, their causes, symptoms like check engine light and misfiring, and diagnostic tips for rich fuel mixtures at RepairPal.

May 10, 2010 · P0172 is :system too rich (bank 1). This is usually caused by a restricted/clogged air intake filter. Manifold absolute pressure sensor, throttle position sensor, engine coolant temperature …

Dec 13, 2010 · Lexus IS250 Check Engine Light With Code P0172 and/or P0175 - 1 reports. Learn about this problem, why it occurs, and how to fix it.

Understand the P0171 OBD-II code: Fuel System Too Lean (Bank 1). Learn about symptoms, common causes like vacuum leaks, and troubleshooting steps at RepairPal.

Know how to troubleshoot the P0101 OBD-II code related to the Mass Air Flow Sensor. Get symptoms, common problems, and essential diagnostic tips on RepairPal.

Learn about the P0173 OBD-II code, its symptoms, and common causes like vacuum leaks. Get expert diagnostic tips for fixing fuel trim issues on RepairPal.

Jul 23, 2024 · Recently bought a 2014 bmw x3 28i that is throwing the p0171 and p0172 in bank 1. Has a lack of power and noticeable exhaust residue. Have checked ...

Explore the P0174 OBD-II code for a lean fuel system. Understand symptoms, common triggers like vacuum leaks, MAF issues, and effective troubleshooting tips.

May 27, 2014 · Learn about P0172 & P0175 codes in your 2003 Toyota Highlander after changing the Mass Air Flow sensor. Discover causes, solutions, and maintenance tips.

Jan 27, 2010 · Check engine showing codes P0172 and/or P0172-P and VTM-4 light coming on. Sometimes may go away for weeks when cleared, other times comes back fa...