P2198: Definition, Symptoms, Causes + Diagnosis
P2198 Definition: Oxygen Sensor – Stuck Rich (Bank 2, Sensor 1) P2198 is a generic diagnostic trouble code that indicates the B2S1 O2 sensor is stuck rich. It does not necessarily mean that the vehicle itself is running rich (although it very well could). Oxygen Sensor When you get P2198, the voltage level being recorded … Read more