Jeep Patriot P0037: O2 Sensor Heater Control Circuit → Low (B1S2)
P0037 is a generic OBD II trouble code, which means that it has the same meaning for the Jeep Patriot as it would for any other car or truck. Diagnosing this code is relatively straightforward. It is usually caused by a bad oxygen sensor, or a wiring issue. This code is closely related to P0031 … Read more