Posts Tagged: System too Rich
P0175 code — What it means and how to fix it
Learn what a P0175 code means, the most common causes and how to fix it A P0175 code is defined as: System too Rich (Bank 2). Bank 2 is the bank of cylinders that does not contain #1 cylinder. The code is telling you that it’s seeing a constantly rich reading from the oxygen sensor located in the Bank 2 exhaust stream. Here are the most common symptoms of a System Too Rich Code • Check engine light • Poor idle • Excessive fuel smell from the exhaust • Black … Read More
P0172 code: What it means and the most common causes
Learn what a P0172 code means, the most common causes and how to fix it A P0172 code is defined as System too Rich (Bank 1). Bank 1 is the bank of cylinders that contains #1 cylinder. The code is telling you that it’s seeing a constantly rich reading from the oxygen sensor located in the Bank 1 exhaust stream. The most common symptoms of a System Too Rich Code • Check engine light • Poor idle • Excessive fuel smell from the exhaust • Black soot inside the tailpipe• … Read More