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Equip cars, trucks & SUVs with 2010 Honda Accord Oxygen Sensor from AutoZone. Get Yours Today! We have the best products at the right price. ... Notes: Aftermarket part, Bank 1, sensor 2. Narrowband. OE replacement. PRICE: 81.99Sensor Type: Narrow-Band. Sponsored. Walker Exact Fit Oxygen Sensor 350-34195. Sponsored.P0138 code definition. O2 Sensor Circuit High Voltage (Bank 1, Sensor 2) What the P0138 code means. P0138 is the OBD-II generic code indicating the O2 sensor for bank 1 sensor 2 fails to have a lower voltage output below 1.2 volts for more than 10 seconds indicating a lack of oxygen in the exhaust stream.NTK Direct Fit Air-Fuel Ratio Sensor - 24658. Part #: 24658. Line: NTK. Check Vehicle Fit. Oxygen Sensor Upstream; Bank 2 Sensor 1; With 4 Wires. 1 Year Limited Warranty. Number Of Wires: 4.Bank 1 is where cylinders 1 is passenger side. So after doing a lot of research, I found that Bank 1 is the passenger side and Bank 2 is the driver side. Sensor 1 on each side is the top, up stream sensor. Sensor 2 is the lower, down stream sensor. I tried removing the lower O2 sensor on the passenger side today and it is a royal pain.Bank 1 means driver's side and bank 2 means passenger's side, while sensor 1 means the pre-cat sensor and sensor 2 means post-cat sensor. You'll see the sensor sticking out of the exhaust pipe with an electrical harness going to it. First, un-clip the electrical harness. Then attach your oxygen sensor socket to your ratchet. Fit it around the ...It warns that the #2 oxygen sensor on bank 1 continually sends the voltage signal for a lean air mixture instead of the proper air to fuel ratio calculated by the power control module or PCM. Bank 1 is where the #1 spark plug is. O2 sensor 1/1 is the upstream sensor on Bank 1 (different for a Ford than for a Chevy or a Dodge), and O2 sensor 1/2 ...Sep 24, 2021 · Welcome to A Midwest Family! Here are a couple tips I found would be helpful for someone who is going to change their o2 sensor! Hope this helps someone. ...Step 1 - Locate the oxygen sensor. The Lexus will have a bank 1 and a bank 2 O2 sensor: one is near the firewall and in front of the catalytic converter; the other is behind the converter closer to the rear. They should primarily be the same part, just different lengths of wiring. The bulb part is connected to the exhaust. Figure 1.NTK Direct Fit Air-Fuel Ratio Sensor - 24658. Part #: 24658. Line: NTK. Check Vehicle Fit. Oxygen Sensor Upstream; Bank 2 Sensor 1; With 4 Wires. 1 Year Limited Warranty. Number Of Wires: 4.Ford F-Series Oxygen Sensor. Your Ford F-Series' oxygen sensor, sometimes called the O2 sensor, measures the amount of oxygen in the exhaust gas from your truck. This information is sent to the engine computer, which adjusts the fuel mixture for optimum performance. If there is too much oxygen in the exhaust gas, the fuel mixture is too lean ...There are Three O2 sensors (aka Oxygen Sensors aka Air Fuel Sensor) They are named: Bank 1 Sensor 1 (Located between the Firewall and Engine) Bank 1 Sensor 2 (Located on the exhaust pipe after the Catalytic Converter) Bank 2 Sensor 1 (Located between the Engine and Radiator) This is the Bank 1 Sensor 1 O2 Sensor (2 pictures):Need to replace an O2 sensor, which one is bank 2, sensor 1? (Driver or passenger, front or rear) Thanks guys! Save Share. Like. ... bank 2 is the passenger side, sensor 1 is the first sensor from the exhaust, 2 the next and so on. 06 Hemi QC AKA The Truck Best 1/4 [ 60 ft = 1.710] _ ...Purchased two of these after getting a check engine light (CEL) corresponding to OBDII code P2195, "O2 sensor stuck lean, Bank 1, Sensor 1" on my 2003 Honda Accord LX 3.0 V6. In my case, the malfunctioning oxygen sensor corresponded to the bank 1 (rear bank of cylinders), upstream/upper oxygen sensor (sensor #1). I ordered two of these to ...Oxygen Sensor. Bank 1 Sensor 2 (B1S2). OEM manufacturer: NTK. Direct fit oxygen sensor. PRICE: 58.99Wiring Harness Length: 23.5Sensor Type: Narrow-Band. Sponsored. NTK Oxygen Sensor 24425. Sponsored. NTK Oxygen Sensor 24425 $ 48 99. Part # 24425. SKU # 408163. Year Warranty. Check if this fits your 2005 Honda Civic.1. Disconnect the heated oxygen sensor harness connector. 2. If reinstalling the old sensor, coat the threads with anti-sieze compound. Refer to Adhesives, Fluids, Lubricants, and Sealers. Tip: A special anti-seize compound is used in the HO2S threads. The compound consists of liquid graphite and glass beads.The P0150 code is an On-Board Diagnostic (OBD-II) trouble code that concerns the engine’s O2 sensor in Bank 2. In most vehicles, Bank 2 refers to the side of the engine that does not house cylinder number one. This specific code relates to sensor 1. Oxygen sensor 1 in Bank 2 translates to the upstream O2 sensor before the catalytic …4 Heated Oxygen Sensor (HO2S) - Pre-catalyst - Bank 2, Sensor 1 5 Heated Oxygen Sensor (HO2S) - Mid-catalyst - Bank 2, Sensor 2 6 Heated Oxygen Sensor (HO2S) - Post-catalyst - Bank 2, Sensor 3 SERVICE INSTRUCTION: Page 3 of 4 Affected Heated Oxygen Sensor (HO2S)Advertisement Clusters are now being used on a smaller scale for sensors. For instance, a traditional pressure sensor contains a device that outputs a varying voltage depending o...Bank 1, Sensor 2 is the downstream oxygen sensor in the exhaust behind the catalytic converter. The engine bank that contains cylinder 1 is called Bank 1. V6 and V8 engines have two banks and two catalytic converters, one for each. In such cases, the bank that contains cylinder number one is called “Bank 1.”.Jan 16, 2021. #1. 2004 Ford Mustang Mach 1. Bank 2 Sensor 1 Stuck Rich. Bank 2 Sensor 1 High Voltage. Symptoms: Misfire (but no code of misfire), Loss of power, hesitation in 3rd/4th gear. Past History: Misfire Cylinder 6 (Replaced Fuel Injector and all spark plugs and solved the problem) Attempted Fixes: - Replaced O2 Sensor for Bank 2 Sensor 1.Temperature sensors are essential devices used in various industries to measure and monitor temperature changes accurately. They play a crucial role in ensuring the safety and effi...P2197 - Relates to "O2 Sensor Signal Biased/Stuck Lean Bank 2 Sensor 1" Help Us Help You. Please comment below describing your issue as well as the specifics of your vehicle (make, model, year, miles, and engine). To get a detailed, expedited response from a mechanic, please make a $9.99 donation via the payment button below.In this video I explain how to understand Oxygen sensor locations (Bank 1 and Bank 2).The powertrain control module (PCM) uses the oxygen (O2) sensor to detect the concentration in the exhaust gas. Together with the engine coolant temperature (ECT) and throttle position (TP) sensors, the O2 sensor helps the PCM determine the right amount of air-fuel mixture for optimum engine operation.If the PCM is unable to detect a signal from the O2 sensor, a P2240 trouble code will be ...P2197 - Relates to "O2 Sensor Signal Biased/Stuck Lean Bank 2 Sensor 1" Help Us Help You. Please comment below describing your issue as well as the specifics of your vehicle (make, model, year, miles, and engine). To get a detailed, expedited response from a mechanic, please make a $9.99 donation via the payment button below.A P2270 is a diagnostic code that appears when there is an issue with your engine 's oxygen sensor. A Check Engine Light accompanies it; you need an OBD-II scanner to read the code. The code signifies a problem with an oxygen sensor behind the catalytic converter. These sensors measure the amount of oxygen in the exhaust gasses to help your ...Bank 1 is on the side where cylinder 1 is located; that's for any car. On the Mercedes - Benz V6 and V8 engines Bank 1 refers to the right side of the vehicle, the passenger side, for left-hand drive vehicles. Bank 1 Sensor 1 is the upstream (pre-cat) on the passenger side. Bank 1 Sensor 2 is the passenger side's downstream (post cat).234-5113 Front Oxygen Sensor Replacement for Ford 2009-2015 F-150, 2013 2014 2015 Explorer, 2009-2014 E-350 Super Duty Bank 1 Sensor Air Fuel Oxygen Sensor. 26. $3999. Save 6% with coupon. FREE delivery Wed, Feb 14.Summary. Diagnostic trouble code (DTC) P0154 stands for ”O2 Sensor Circuit No Activity Detected (Bank 2, Sensor 1).”. It’s logged when the powertrain control module (PCM) detects that the signal from …Join us for another informative episode of DIY Automotive! Today, we're unveiling the secret location of the Bank 2 Sensor 1 oxygen sensor on Chevy V8 engine...Advanced Auto Parts ran the diagnostics and the code came up for 02 Sensor: Bank=1 Sensor=2. ... you would likely have a different P code. Replace the O2 sensor, clear the code and report back after a few drive cycles. 2001 540 M-Sport package (Canadian market), factory M-Audio 10" dual voice coil subs, BavSound speaker upgrade, Homelink ...As far as oxygen sensor location goes, things are quite simple: Sensor 1 is the upstream oxygen sensor. It is the sensor that measures the oxygen content in the exhaust, providing an input to the computer, which determines how to adjust the air/fuel ratio. Sensor 1 is the sensor closest to the engine. Sensor 2 is the downstream oxygen sensor.Step 5 - Remove the O2 sensors. First, remove the uppermost O2 sensors. Follow the path of the wiring harness up to the sensor and remove any zip ties with diagonal cutters. Use your O2 sensor socket to break the O2 sensor free from the exhaust. Repeat the process for the remaining three O2 sensors.OXYGEN SENSOR BANK 1 SENSOR 2 LOCATION, DOWNSTREAM O2 LAMBDA SENSORIf you have engine light and code that relates to oxygen sensor bank 1 sensor 2 and you wa...From what I understand, bank one is the passenger side, left side of the vehicle when you are looking at the engine from the front. I think i might need to replace my a/f sensors as well, let me know if you replace it and if it works for you. allbtitan Discussion starter. 889 posts · Joined 2007. #5 · Apr 8, 2010. Oxygen sensors, also known as O2 sensors, became mThe O2 sensor socket is like a regular deep sockeDODGE JOURNEY OXYGEN SENSOR BANK 2 SENSOR 1 SENSOR 2 REPLACE
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Oxygen Sensor. Bank 1 Sensor 2 (B1S2). OEM manufacturer: NTK. Direct fit oxygen sensor. Federal emissions. PRICE: 97.99Wiring Harness Length: 12.5Sensor Type: Narrow-Band. Sponsored. Duralast Oxygen Sensor DL206-0375. Sponsored. Duralast Oxygen Sensor DL206-0375 $ 89 99. Part # DL206-0375. SKU # 1329009. Year Warranty.As far as oxygen sensor location goes, things are quite simple: Sensor 1 is the upstream oxygen sensor. It is the sensor that measures the oxygen content in the exhaust, providing an input to the computer, which determines how to adjust the air/fuel ratio. Sensor 1 is the sensor closest to the engine. Sensor 2 is the downstream oxygen sensor.Bank 1, Sensor 2 is the downstream oxygen sensor in the exhaust behind the catalytic converter. The engine bank that contains cylinder 1 is called Bank 1. V6 and V8 engines have two banks and two catalytic converters, one for each. In such cases, the bank that contains cylinder number one is called "Bank 1.".A properly functioning oxygen sensor will show a rapidly fluctuating output voltage between approximately 0.1 and 1.0 volts . When the air-fuel mixture is perfect, the O2 voltage value will be exactly 0.45V. As the mixture becomes rich, the voltage will increase (up to 0.9 volts). If the fuel mixture is burning lean, there will be more oxygen ...There are four oxygen sensors. Bank 1 is the driver's side and Bank 2 is the passenger's side. Each Bank has a Sensor 1 which screws into a bung on the exhaust pipe just upstream of the catalytic converter; and a Sensor 2 which screws into a bung on the exhaust pipe just downstream of the catalytic converter. They are not difficult to change if ...Equip cars, trucks & SUVs with 2001 Toyota Sienna Oxygen Sensor from AutoZone. Get Yours Today! We have the best products at the right price. ... Notes: Aftermarket part, Bank 2 Sensor 1 Wideband. "FRONT". OE type 4 wire A/F sensor. PRICE: 318.99Wiring Harness Length: 17.8Sensor Type: Wide-Band. Sponsored. NTK Oxygen Sensor 24689. Sponsored.Shop for bank 1 sensor 1 oxygen sensor at Best Buy. Find low everyday prices and buy online for delivery or in-store pick-up. Appliances Memorial Day Sale. Ends June 5. …Dodge Grand Caravan / Chrysler Town and Country o2 Sensor B1S2 DIY Replacement 4.0l Bank 1 Sensor 2 is an easy replacement procedure in your own driveway. Re...Jul 2, 2020 · In many cases, a bad bank 1 sensor 2 oxygen sensor triggers this trouble code. The faulty sensor can be found behind the catalytic converter on the same side of the engine that has cylinder 1. If the bank 1 sensor 2 oxygen sensor fails, you must replace it. Remove the clips that secure the device’s wiring cable to prevent it from dangling.Oct 29, 2021 · Sensor 1 is the heated O2 sensor unit located upstream of the catalytic converters. It determines if the component is breaking down the pollutants generated by the engine by monitoring the oxygen levels in the converter’s exhaust. Typically located opposite of Bank 1, Bank 2 refers to the side of the engine that holds the number two cylinder.Grab a chair and some popcorn and let's dive deep on how to locate & replace the O2 Sensor on a Hyundai Sonata 3.3 V6 2006 - 2010 Model.O2 Sensor for Bank 1/...O2 sensors can detect if the engine is running lean (too little fuel) or rich (too much fuel). Diagnostic trouble code(DTC) P2A03 stands for “O2 Sensor Circuit Range/Performance Bank 2 Sensor 1.”. Oxygen sensors measure the amount of oxygen in the exhaust gasses. The correct balance of air-to-fuel ratio is necessary to keep the …Bank 1 is the cylinder bank near the firewall, Bank 2 is near the radiator. Sensor 1 is before the cat, sensor 2 is after the cat. underneath the car, look for the exhaust down pipe from bank 1. You should see the catalytic converter before the area where the two downpipes Y into one pipe. There is one cat on each down pipe.The fault code P2247 indicates an issue with the oxygen sensor circuit in bank 2 sensor 1. The diagnosis cost may vary depending on the auto repair shop, but it is usually charged per hour. The estimated repair time for this fault code is 1.0 hour. The fixing cost may range between $75 and $150 per hour, depending on the auto repair shop.The O2 sensor on bank 2, position 2 monitors the catalyst efficiency of the catalytic converter on that bank. If the pre-catalyst O2 sensor sticks or switches between low and high voltage at a slow pace, code P0160 may be set. Pre-catalyst O2 sensors typically switch between low and high voltage one or two times per second.Summary. Diagnostic trouble code (DTC) P0059 stands for “HO2S Heater Resistance (Bank 2, Sensor 1).”. The powertrain control module (PCM) sets the P0059 code when it detects that there’s an issue with the the oxygen (O2) sensor’s heater circuit. Alternatively, the P0059 code might also set if the PCM detects a level of resistance from ...P0138 code definition. O2 Sensor Circuit High Voltage (Bank 1, Sensor 2) What the P0138 code means. P0138 is the OBD-II generic code indicating the O2 sensor for bank 1 sensor 2 fails to have a lower voltage output below 1.2 volts for more than 10 seconds indicating a lack of oxygen in the exhaust stream.Oxygen Sensor. Bank 2 Sensor 2 (B2S2). OEM manufacturer: NTK. Direct fit oxygen sensor. Left. PRICE: 106.99Wiring Harness Length: 12.3Sensor Type: Narrow-Band. Sponsored. NTK Oxygen Sensor 25214. Sponsored. NTK Oxygen Sensor 25214 $ 118 99. Part # 25214. SKU # 408597. Year Warranty. Check if this fits your 2013 Hyundai Santa Fe.In today’s rapidly advancing technological landscape, businesses and organizations are constantly seeking innovative ways to improve efficiency, productivity, and overall operation...Oxygen Sensor. Bank 1 Sensor 2 (B1S2). OEM manufacturer: NTK. Direct fit oxygen sensor. PRICE: 74.99Wiring Harness Length: 10.0Sensor Type: Narrow-Band. Sponsored. NTK Oxygen Sensor 27009. Sponsored. NTK Oxygen Sensor 27009 $ 103 99. Part # 27009. SKU # 938457. Year Warranty. Check if this fits your 2015 Chrysler 200.Follow the wires on the sensor to the wire harness clip. Using your flat head, you can pry up the clip tab and unplug it. Figure 4. O2 sensor harnesses highlighted. Figure 5. Disconnect the plug of the sensor you're removing. Fit the 7/8" box-end wrench to the old sensors and turn counter-clockwise to unscrew them.The second of two oxygen sensors is the Bank 1 Sensor 2, and you can find it on the exhaust pipe. It is located behind the catalytic converter and measures the composition of exhaust fumes. V6 and V8 engines are equipped with two engine banks and two catalytic converters, with one converter for each bank. The bank containing cylinder 1 is Bank 1.Offset Oxygen Sensor Socket, 3/8-Inch Drive, 7/8-Inch (22mm), Wire Gate Accesses Sensor from Side, Preventing Damage to Wires, Universal for Most Cars. 873. 2K+ bought in past month. $699. FREE delivery Sat, Apr 27 on $35 of items shipped by Amazon. Or fastest delivery Thu, Apr 25.To diagnose the P0153 code, it typically requires 1.0 houFlexpoint Sensor Systems News: This is the News-sit
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P0135 is a generic powertrain code that applies to OBD-II-equipped vehicles. It indicates a problem with the front oxygen sensor on Bank 1, specifically with the heated circuit of the oxygen sensor. The ECM is responsible for tracking the function of the oxygen sensor and its heated circuit. With the heated circuit, the oxygen sensor requires ...How to replace Toyota rav4 o2 sensor (Bank 1 Sensor 2).. In this video I show you the Toyota rav 4 o2 (Oxygen) Sensor replacement procedure. I had to use the...Sensor 1 is the one that is closest to the engine, making it the upstream oxygen sensor. There’s another oxygen sensor in the engine. This is sensor 2 located downstream, making it the downstream oxygen sensor. On most in-line engines, the bank 1 sensor 1 is located the front side of the engine, near the cylinder head.Summary. Diagnostic trouble code (DTC) P0132 stands for “Oxygen Sensor Circuit High Voltage (Bank 1, Sensor 1).”. This means your vehicle’s powertrain control module (PCM) detects that your heated oxygen sensor reading is too high. Common causes of the P0132 code include a rich running condition, circuit problems, and a faulty O2 sensor.So how can you tell which side is Bank 1 and which side is Bank 2. Bank 1 VS Bank 2 Oxygen Sensor. The right way to tell which side is Bank 1 and which side is Bank 2 by using the following method: Bank 1: It is the side which has the #1 cylinder. For instance, Cylinders 1 – 3 – 5 – 7. Bank 2: It is the side which has the #2 cylinder. For ...Bank 1 Sensor 1 means Upstream Right/Rear;Bank 2 Sensor 1 means Upstream Left/Front;Bank 1 Sensor 2 means Downstream Right/Rear;Bank 2 Sensor 2 means Downstream Left/Front. Please check the description or use the year/make/model drop down bar and interchangeable part numbers to confirm the compatibility before …How to replace the Bank 2 Sensor 1 O2 Oxygen Sensor on the following models. 1997-2001 Lexus ES 300, Toyota Camry 1997-2001, Toyota Solara 1999-2001 and Toy...Sensor 1 is the one that is closest to the engine, making it the upstream oxygen sensor. There’s another oxygen sensor in the engine. This is sensor 2 located downstream, making it the downstream oxygen sensor. On most in-line engines, the bank 1 sensor 1 is located the front side of the engine, near the cylinder head.Equip cars, trucks & SUVs with 2006 Dodge Dakota Oxygen Sensor from AutoZone. Get Yours Today! We have the best products at the right price. ... Notes: Aftermarket part, Bank 1 Sensor 2 (B1S2), Left Bank 2 Sensor 2 (B2S2), Right. Narrowband Oxygen Sensor OEM equivalent design Direct fit oxygen sensor. PRICE: 53.99Sensor Type: Narrow-BandMercury Mechanic: Amedee. It depends on the code or codes you have. sensor 1 means BEFORE the converter. Sensor 2 means AFTER the converter. Bank 1 is the passenger side of the vehicle. Bank 2 is the drivers side of the vehicle. Glad I can help.Fleet Mechanic. Join Date: Apr 2016. Posts: 1,599. Likes: 9. Received 168 Likes on 146 Posts. The reds are your o2 heater wires, red white stripe pin 1 on plug red yel stripe pin 2 on plug. the white blu stripe pin 3 on plug sensor wire. gray red stripe is pin 4 sensor wire. most likely you have a blown fuse on heater wires.For example, the P0155 code can result in insufficient fuel economy because a lousy sensor will result in inefficient fuel usage. After all, the engine remains in an open loop. Another symptom you may notice is a rough engine idle as the engine struggles to maintain the proper air-to-fuel ratio.So I've narrowed an issue down to the upstream bank 1 O2 sensor. According to posts here on the forum it's not too hard to get at, just somewhere under the van. I have three questions. I've heard from several people, including Kip, that the Bosch O2 sensors cause problems, so you should go for the NGK.If your DTC code says: Bank 1 Sensor 1 = O2 sensor located before the catalytic converter, on the side with Cylinder #1. Bank 1 Sensor 2 = O2 sensor located after catalytic converter, on the side with Cylinder #1. Bank 2 Sensor 1 = O2 sensor located before the catalytic converter, on the side with Cylinder #2.The diagnostic trouble code(DTC) P2A04 indicates "O2 Sensor Circuit Range/Performance Bank 2 Sensor 2.". It applies to the downstream oxygen sensor on the same side of the engine bank that doesn't have the #1 cylinder. Also called post-catalytic converter O2 sensors, they measure the oxygen level in the exhaust gases that have been ...Welcome to our channel! In this comprehensive guide, we'll walk you through the process of locating and replacing the Bank 2 Sensor 1 (Upstream) oxygen senso...Changing the Bank 2 Sensor 1 oxygen sensor on a Land Cruiser 100 series which is displaying the P0155 ODB2 code. This was a very easy replacement because I s...In most inline engines and some V-shaped engines, Bank 1 is situated closer to the front or driver’s side of the vehicle. Bank 2: This signifies the cylinder bank that does not contain cylinder number 1. Consequently, Bank 2 is typically located towards the car’s rear or passenger’s side. Here’s a table summarizing the location of Bank ...The P0134 code stands for "Oxygen Sensor Circuit No Activity Detected (Bank 1, Sensor 1).". It's logged when the powertrain control module (PCM) detects inactivity from the upstream oxygen sensor on Bank 1. A common trigger for the code is a bad or failing O2 sensor. Some symptoms to look out for are an illuminated check engine light ...Bank 2 Sensor 1 (a.k.a. B2S1) is located on the side of the engine with cylinder 2 in the firing order and the O2 sensor situated in front of the catalytic converter. Depending on the car’s make and driver orientation, it could be found on either the driver or passenger side of a vehicle. Many vehicle owners feel intimidated by inaccessible ...Bank 2 is the side that does not contain cylinder 1. The specific location and number of sensors varies by vehicle make and model. Some engines have a single bank with 2-3 sensors. But bank 2 sensor 1 will always refer to the upstream oxygen sensor on the side opposite cylinder 1. Consult your vehicle repair manual for the exact location.STEP 1: Removed two 10mm nuts and upper coolant line (plugged it) in order to make room for access to sensor. STEP 2: Identifying both sensors for bank 2. MIL code says this is the culprit. Sensor 1 (upstream) Bank 2 (driver) STEP 3: From below, removed both the front and middle debris protector panels.2010exl. 1186 posts · Joined 2011. #3 · Dec 1, 2015. Bank 2 is closer to the radiator. Bank 1 is closer to the firewall. Sensor 1 is "pre-cat" or upstream. So Bank 2 sensor 1 would be the sensor that you see when looking down right near the radiator. 2010 Pilot EX-L, 2009 VW Jetta, 1969 Dodge Dart Swinger 340. D.This is how the term, bank 1 sensor 1, and bank 1 sensor 2, are derived. ... Should a O2 sensor heater DTC code be logged in the ECU then there is a need to test the sensors heater circuit. The wiring is not always the same from manufacture to manufacture. I have included a list of colors for the NTK/NGK range of sensors:P0155 is a very common OBDII code that occurs in the Saturn Vue. It is caused by a failure in one of the oxygen sensors heated elements, specifically bank 2 sensor 1. The purpose of the heated element in the oxygen sensor is to quickly bring your O2 sensor up to normal operating temperature after.The PCM monitors the heater circuit and will turn on the check engine light if it finds a problem. Code P0155 stands for Oxygen O2 Sensor Heater Circuit Malfunction (Bank 2, Sensor 1). This indicates the PCM has detected a problem with the bank 2 oxygen sensor. Bank 1 refers to the side of the engine that has the #1 cylinder.Uncover the location of the Bank 1 Sensor 1 Oxygen Sensor on a Chevy Tahoe. But here's the twist: this knowledge isn't limited to just the Tahoe. If you own ... 1 - 24 of 5725 results for Oxygen Sensor