Vehicles impacted by this bulletin may show the following OBD DTC.
- P0130 [1] 02 Sensor Circuit Malfunction (Bank I Sensor 1)
- P0134 [1] 02 Sensor Circuit No Activity Detected (Bank I Sensor 1)
- P0135 [1] 02 Sensor Heater Circuit Malfunction (Bank 1 Sensor 1)