![]() Instead, you need to take the appropriate time to figure out what’s going on. You can’t throw parts at this problem and hope that fixes it. Repair fuel delivery or pressure malfunction.Clean/replace the mass air flow (MAF) sensor.Otherwise, you could replace parts that aren’t defective.Īfter your evaluation, you might find one of these common issues to be the culprit. The only way to figure out what’s causing the P0172 DTC is to run through the complete diagnostic exam. You don’t want to deal with more repairs later on because you put off getting the repairs you needed now. While there wouldn’t be any issue continuing to drive, it’s not advised.ĭepending on what’s creating the imbalance, your negligence can lead to bigger problems down the road. Medium – If the Check Engine Light has come on, but there aren’t any drivability issues, you are going to be tempted to keep driving. Fuel delivery or pressure malfunction (High fuel pressure, bad fuel injector).Dirty/broken mass air flow (MAF) sensor.Here are some of the most common P0172 causes. That’s why a complete diagnosis is needed to figure out what’s going wrong. The problem creating a rich-running situation could have to do with the fuel or air delivery, both of which can lead to an imbalance. Here are a few symptoms you might notice. This could be the only symptom for the entire duration, or a few other performance issues could join in as well. It’s common to only notice the Check Engine Light when the P0172 trouble code sets by the computer. RELATED: Bank 1 vs Bank 2 – Sensor 1 & 2 (Locate O2 Sensors Fast & Easy) P0172 Trouble Code Symptoms Either way, you want to get the problem resolved before the imbalance leads to larger issues. The issue you are left with is trying to figure out if there’s an abundance of fuel being pumped into the system, or if there’s not enough oxygen. Bank 1 indicates it’s located on the side that contains the #1 cylinder. A rich-running system means that there’s either too much fuel or a lack of oxygen in the air-fuel mixture. The P0172 DTC means that the car’s computer has determined that the fuel system is running too rich. P0172 – System Too Rich (Bank 1) What Does the P0172 Code Mean? Mechanics Tips about the P0172 Code Code P0172 Definition
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |