Toyota Corolla (E120): Oxygen sensor

Dtc p0130 oxygen sensor circuit malfunction (bank 1 sensor 1)

Dtc p2195 oxygen sensor signal stuck lean (bank 1 sensor 1)

Dtc p2196 oxygen sensor signal stuck rich (bank 1 sensor 1)

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Circuit description
Monitor description The ecm commands gearshift by turning the shift solenoid valves ”on/off”. When there is an open or short circuit in any shift solenoid valve circuit, the ecm detects the problem and the mil comes on. Illuminating the mil, the ecm performs the fail–safe and turns ...

On–vehicle inspection
1. Inspect w/receiver condenser assy  if a fin of the w/receiver condenser assy is dirty, clean it with water and dry it with compressor air. Notice: do not damage the fin of the w/receiver condenser assy.  if a fin of the w/receiver condenser assy is bent, make it straig ...

Definition of terms
Term Definition Monitor description Description of what the ecm monitors and how it detects malfunction (monitoring purpose and its details). Related dtcs Diagnostic code Typical enabling condition Preconditions that allow the ecm to detect m ...