A linear oxygen sensor diagnosis method using a lambda oscillator comprises: a step(S10,S12,S13) for diagnosing a virtual ground line circuit in case of detecting heater control failure sign by performing heater control diagnosis; a step(S17) for determining heater control malfunction in case ...
For this DTC, the malfunction indicator lamp (MIL) will illuminate. There may be other symtoms such as increased fuel consumption.CausesPotential causes of a P2198 code include:Oxygen (O2) or A/F ratio sensor or sensor heater malfunction Open or short in O2 sensor circuit (wiring, harness)...
sensor connectors feature quick disconnect for ease of installation Under bumper mounting brackets Four paintable black sensors are included Hybrid digital ECU for heavy duty applications Sensors feature built-in diagnostics in the event of damage or malfunction Angled bezels for ...