What causes a jeep to have a p0161 code?

What causes a jeep to have a p0161 code?

P0161 Jeep Possible Causes. Faulty Rear Heated Oxygen Sensor Bank 2. Rear Heated Oxygen Sensor Bank 2 harness is open or shorted. Rear Heated Oxygen Sensor Bank 2 circuit poor electrical connection. Inappropriate fuel pressure. Faulty fuel injectors. Intake air leaks.

What is the p0161 code on obdcom?

On my way to work this morning, CIL comes on, and OBDCOM has P0141 (O2 Heater Circuit bank 1/2) and P0161 (O2 Heater circuit bank 2/2) codes now… on my brand new se…

Why is my O2 sensor code po161?

I replace my O2 sen cause I was having PO161 CODE after replacing my O2 sensor the CEL turned-off. 20 miles later PO141 and PO161 came back on. Any idea what is going? I order a replacement O2 SEN part thinking it’s defective.

What is the OBDII code on a Jeep Grand Cherokee?

P0161 is a very common OBDII code that occurs in the Jeep Grand Cherokee.

P0161 Jeep Possible Causes. Faulty Rear Heated Oxygen Sensor Bank 2. Rear Heated Oxygen Sensor Bank 2 harness is open or shorted. Rear Heated Oxygen Sensor Bank 2 circuit poor electrical connection. Inappropriate fuel pressure. Faulty fuel injectors. Intake air leaks.

What does p0161 mean on an oxygen sensor?

Code P0161 sets when the Powertrain Computer or PCM has determined that the Oxygen Sensor Heating Circuit is malfunctioning. This means that the Heating Circuit is using too little or too much electrical power. When the code P0161 is set, record the freeze frame data in fine detail.

P0161 is a very common OBDII code that occurs in the Jeep Grand Cherokee.

Why does my Jeep Grand Cherokee have a heated O2 sensor?

The purpose of the heated element in the oxygen sensor is to quickly bring it up to normal operating temperature after your Grand Cherokee has been started. When it goes bad, it is more difficult for the engine to get the air fuel mixture right. Typically, the only symptom of P0161 is going to be the service engine soon light.