DTC P0131: Linear O2 Sensor Circuit Low Input (Bank 1 Sensor 1): DTC Detecting Condition
- DTC Description
The control unit of the linear oxygen sensor built inside the ECM monitors short circuit error on all front Heated Oxygen Sensor (HO2S) control lines (PIN#19, PIN#40, PIN#41 and PIN#53) and ECM sets P0131 with short circuit to ground. If same code is set again in the next driving cycle, MIL is illuminated.
- Conditions for Setting the DTC