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 happens when a Lexus trouble code is not cleared?

If the diagnostic trouble code is not cleared, it will be retained by the ECU and appear along with a new DTC in future trouble codes. If it is necessary to work on engine components requiring removal of the battery ground cable, confirm no DTC’s are stored.

What does OBD code mean on Subaru HO2?

The code means that there is a problem with the heater element circuit of the heated oxygen sensor. The control module monitors how long it take the sensor to warm up and start sending an adequate signal.

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…

What causes the p0161 OBD-II trouble code?

This code means that the bank 2 sensor 2 oxygen sensor is not warming up properly due a problem in the oxygen sensor heater circuit. Vehicle emissions could be increased due to this problem. What causes the P0161 code?

What’s the trouble code for a heated oxygen sensor?

P0141 Heated Oxygen Sensor (HO2S11) Heater Circuit Bank 1 Sensor 2. P0155 Heated Oxygen Sensor (HO2S11) Heater Circuit Bank 2 Sensor 1. P0161 Heated Oxygen Sensor (HO2S11) Heater Circuit Bank 2 Sensor 2. Really bad gas mileage. Won’t pass state mandated emission testing.

What is the diagnostic code for ho2s sensor 2?

P0161 is a diagnostic trouble code (DTC) for “HO2S Heater Circuit Malfunction (Bank 2 Sensor 2)”.

Where can I find the O2 sensor code?

TIP 3: This article will only help you with an O2 sensor heater code. If you need to see the full oxygen sensor test, you can find it here: Testing The Oxygen Sensors (Ford 4.6L, 5.4L). Having the O2 sensor’s heater malfunction does not cause serious issues.

How much does it cost to diagnose Ford code p0161?

The cost of diagnosing the P0161 FORD code is 1.0 hour of labor. The auto repair’s diagnosis time and labor rates vary by location, vehicle’s make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour. When is the code detected?

What does p0135, p0141, and p0161 mean?

Won’t pass state mandated emission testing. As mentioned at the beginning of the article, P0135, P0141, P0155, and P0161 DTCs share one specific and common thread: a Heater Circuit Malfunction. What does this mean? Before I jump into an explanation of what the codes mean I’ll share with you some basic working theory of how the O2 sensor works.

What to do if check engine light code p0171 is triggered?

If check engine light code P0171 is triggered again, check the rest of the vacuum lines for leaks and continue to the rest of the diagnostic process. Remove the mass airflow sensor and clean the sensor using mass air flow cleaner or contact cleaner.

What does p0141 mean in Powertrain Control Module?

Code P0141 occurs when the powertrain control module tests the downstream heated oxygen sensor’s heater circuit on Bank 1 and detects a short in the circuit or excessive resistance in the heater circuit. P0141 Symptoms Check Engine Light is on

What does DTC for O2 sensor heater mean?

O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 2) What does that mean? This diagnostic trouble code (DTC) is a generic powertrain code, which means that it applies to OBD-II equipped vehicles. Although generic, the specific repair steps may vary depending on make/model.

What does p0141 mean on a check engine light?

You will likely notice poor fuel economy the illumination of the Check Engine Light. A code P0141 may mean that one or more of the following has happened: open or short to ground in the wiring harness O2 heater element resistance is high Internal short or open in the heater element

Which is p0130 O2 sensor Bank 1 sensor 1?

P0141 – O2 sensor bank 1 sensor 2 P0400 – exhaust gas recirculation flow EGR P0443 – evaporarive emission control system purge control valve circut Also i had p0130 o2 sensor bank 1 sensor 1 which i changed it i hoped that will clear some of these codes but didn’t work i still have the codes above…..

Why is my O2 sensor code po161?