DTC P0134, P0154: Heated Oxygen Sensor Circuit No Activity Detected (Bank 1 Sensor 1), Oxygen Sensor Circuit No Activity Detected (Bank 2 Sensor 1): Notes

HINT:

• Bank 1 refers to the bank that includes cylinder No. 1.
• Bank 2 refers to the bank that does not include cylinder No. 1.
• Bank 1 includes cylinder No. 1, but bank 2 does not. Cylinder No. 1 is located in the front part of the engine, opposite the transmission.
• Sensor 1 refers to the sensor closest to the engine body.
• Sensor 2 refers to the sensor farthest away from the engine body.