Jun 12, 2020 · I've replaced both front and rear sensors, and the MAF all at the same time. Shortly after the p0138 code come on so I bought yet another sensor same issue. P0138 and p0139 came on …

HO2S 2 produces no voltage and acts as an open circuit when temperature is less than 600 °F (316 °C). DTC P0157, DTC P0158, an open sensor circuit or a cold sensor causes open loop operation.

Oct 9, 2024 · This table of car repair abbreviations is designed to help you understand common automotive industry acronyms. While many manufacturers use their own specific acronyms, these …

May 28, 2022 · Got a car repair question? 2CarPros will answer your question for free by providing information that will help solve your problem quickly.

HO2S 2 heater provides for faster sensor warm-up allowing sensor to become active in a shorter period of time and remain active during long extended idle. DTC determines if HO2S 2 or HO2S 2 circuit is …

Have the same problem on a 2008 Silverado, replaced the upstream HO2S sensors, both banks and still get the engine code after driving several miles. What could still be wrong?

Jul 2, 2024 · These are all oxygen sensor heater codes. P0036: Heated Oxygen Sensor (HO2S) Heater Control Circuit (Bank 1 Sensor 2) P0054: Heated Oxygen Sensor (HO2S) Heater Resistance (Bank 1 …

My vehicle needs to have an oxygen sensor replaced. The code is P0038 HO2S Heater Control Circuit. High Bank 1 Sensor 2. My question is, which side is bank 1 as sensor 2 would be the one behind the …

Dec 10, 2020 · Here’s the breakdown: ULEV Models: DTC P0141 [secondary heated oxygen sensor (secondary HO2S) (sensor 2) heater circuit malfunction] DTC P1166 (air fuel ratio (A/F) sensor …

Primary Heated Oxygen Sensor (HO2S)In exhaust pipe, forward of catalytic converter. Secondary Heated Oxygen Sensor (HO2S)On catalytic converter. Check out the diagrams (Below). Please let …