DTC P0155 - Heated Oxygen Sensor Circuit (Left Side)
See DTC P0135 - HEATED OXYGEN SENSOR CIRCUIT (RIGHT SIDE, NO. 1), DTC P0141 - HEATED OXYGEN SENSOR CIRCUIT (RIGHT SIDE, NO. 2), DTC P0155 - HEATED OXYGEN SENSOR CIRCUIT (LEFT SIDE) circuit test.
See DTC P0135 - HEATED OXYGEN SENSOR CIRCUIT (RIGHT SIDE, NO. 1), DTC P0141 - HEATED OXYGEN SENSOR CIRCUIT (RIGHT SIDE, NO. 2), DTC P0155 - HEATED OXYGEN SENSOR CIRCUIT (LEFT SIDE) circuit test.