![1 year old oxygen sensor, codes p2237/p2238, coolant contamination? It's a 2008 Toyota matrix. We had the head gasket done about 7 or so years ago at the dealership. : r/MechanicAdvice 1 year old oxygen sensor, codes p2237/p2238, coolant contamination? It's a 2008 Toyota matrix. We had the head gasket done about 7 or so years ago at the dealership. : r/MechanicAdvice](https://preview.redd.it/1-year-old-oxygen-sensor-codes-p2237-p2238-coolant-v0-gqz0qc9lj2rb1.jpg?width=640&crop=smart&auto=webp&s=364fb8956f105e752fa9733dabcc1915805da4da)
1 year old oxygen sensor, codes p2237/p2238, coolant contamination? It's a 2008 Toyota matrix. We had the head gasket done about 7 or so years ago at the dealership. : r/MechanicAdvice
![I have a toyota Avalon 1999 3.0 I get a PO125 trouble code in it it calls for a AF sensor B1SB-B2S1 are snap on box I have a toyota Avalon 1999 3.0 I get a PO125 trouble code in it it calls for a AF sensor B1SB-B2S1 are snap on box](https://ww2.justanswer.com/uploads/drivefast1971/2010-12-18_152303_1.gif)
I have a toyota Avalon 1999 3.0 I get a PO125 trouble code in it it calls for a AF sensor B1SB-B2S1 are snap on box
![I have a 2004 Toyota Van w. 3MZ-FE Engine Fault code P2238 A/F Sensor B1S1 Pumping Current Low Voltage. Is this a I have a 2004 Toyota Van w. 3MZ-FE Engine Fault code P2238 A/F Sensor B1S1 Pumping Current Low Voltage. Is this a](https://ww2.justanswer.com/uploads/drivefast1971/2011-06-02_230716_2.gif)
I have a 2004 Toyota Van w. 3MZ-FE Engine Fault code P2238 A/F Sensor B1S1 Pumping Current Low Voltage. Is this a
![1 year old oxygen sensor, codes p2237/p2238, coolant contamination? It's a 2008 Toyota matrix. We had the head gasket done about 7 or so years ago at the dealership. : r/MechanicAdvice 1 year old oxygen sensor, codes p2237/p2238, coolant contamination? It's a 2008 Toyota matrix. We had the head gasket done about 7 or so years ago at the dealership. : r/MechanicAdvice](https://i.redd.it/from-mixed-coolant-or-rip-head-gasket-2002-camry-198k-v0-6ko5vvj734pb1.jpg?width=4080&format=pjpg&auto=webp&s=634ba67f384f3bb36344fb0b89843f0d263cc878)
1 year old oxygen sensor, codes p2237/p2238, coolant contamination? It's a 2008 Toyota matrix. We had the head gasket done about 7 or so years ago at the dealership. : r/MechanicAdvice
![1 year old oxygen sensor, codes p2237/p2238, coolant contamination? It's a 2008 Toyota matrix. We had the head gasket done about 7 or so years ago at the dealership. : r/MechanicAdvice 1 year old oxygen sensor, codes p2237/p2238, coolant contamination? It's a 2008 Toyota matrix. We had the head gasket done about 7 or so years ago at the dealership. : r/MechanicAdvice](https://preview.redd.it/1-year-old-oxygen-sensor-codes-p2237-p2238-coolant-v0-tq4hbd9lj2rb1.jpg?width=3024&format=pjpg&auto=webp&s=d718fc4e8bb1aa6e3826204accefa480e498ebf0)
1 year old oxygen sensor, codes p2237/p2238, coolant contamination? It's a 2008 Toyota matrix. We had the head gasket done about 7 or so years ago at the dealership. : r/MechanicAdvice
![P2238 O2 Sensor Positive Current Control Circuit Low Bank 1 Sensor 1 - Fuel and Air Metering Codes - Carnity.com P2238 O2 Sensor Positive Current Control Circuit Low Bank 1 Sensor 1 - Fuel and Air Metering Codes - Carnity.com](https://carnity.com/uploads/monthly_2018_10/P2238.png.fbb9a6b778ee2a22f97db06820d0350b.png)