What does obd2 code P0155 mean?

Code P0155 occurs when the powertrain control module tests the upstream heated oxygen sensor’s heater circuit on Bank 2 and detects a short in the circuit or excessive resistance in the heater circuit.

What does error code P0135 mean?

Code P0135 occurs when the powertrain control module tests the upstream heated oxygen sensor’s heater circuit on Bank 1 and detects a short in the circuit or excessive resistance in the heater circuit.

Where is the bank 2 O2 sensor?

Bank 2 Sensor 2 = This O2 sensor is located right after the catalytic converter, on the side with the Cylinder #2 that is Bank 2.

What side of the engine is Bank 2?

Bank 1 and bank 2 simply refer to either side of the engine. Check your owner’s manual or a service manual for a positive location of bank 1 and bank 2. Most commonly, bank 1 houses the front most cylinder on the engine cylinder 1, and bank 2 is the opposite side of the engine.

What does p0155 mean on an oxygen sensor?

P0155 Explained – Oxygen Sensor Heater Circuit Malfunction (Simple Fix) What Does Code P0155 Mean? Heated oxygen sensors contain heating elements to help them get to operating temperature quickly in order to minimize the amount of time spent in open-loop operation (A fixed rich mixture).

What are the symptoms of powertrain code p0155?

Code P0155 occurs when the powertrain control module tests the upstream heated oxygen sensor’s heater circuit on Bank 2 and detects a short in the circuit or excessive resistance in the heater circuit. What Are The Symptoms Of Code P0155?

Can a ho2s heater cause a p0155 code?

From an open HO2S heater ground circuit to a defective HO2S heater, many issues can trigger the P0155 code. Unless you are an automotive expert, making an accurate diagnosis can be difficult. So it’s best to let a professional handle the task. If you want to determine what triggered the code, watch the video reference below.