Bank 2 sensor 1 location ford f150

On a F150 FX2 Ecoboost 3.5 L V6. What side of motor is the sensor 1 Bank 1. Located. Left or Right. And when buying sensor do you say sensor 1 Bank 1 left or right. Bank 1 is passenger side. Just because your getting an O2 code does not mean that sensor is bad, it's saying that sensor detects a problem. Bank 1 upstream, bank 1 sensor 1, closest ...

JACOBANDNICKOLAS. CERTIFIED MECHANIC. Hi, If you look at the pic below, I highlighted all 4 cam sensors. I highlighted and circled the one you are asking about. (See pic 1) The remaining pics are the directions for the removal and replacement of the sensor. I hope this helps. Let me know if you have other questions and if this solves …Full Video: https://youtu.be/ltMNSmSWYX4 Buy Sensor: https://ebay.us/DLd1xN or https://amz.run/6gZFThe bank 1 sensor 2 oxygen sensor is …Camshaft Position Sensor 1 (6L 3V) Front of right cylinder head. Camshaft Position Sensor 1 (4L) Front of right cylinder head. Camshaft Position Sensor 2 (6L 3V) Front of left cylinder head. Camshaft Position Sensor 2 (4L) Front of left cylinder head. Camshaft Position Sensor (6L 2V) Front of left cylinder bank.Eco - Bank 2 Sensor 1 Location? Where exactly is this sensor? Can one change it out at home or is it better off to have a mechanic do it? Reply Like 03-16-2018, 10:40 AM # 2 alberta46 Senior Member Join Date: Apr 2014 Posts: 103 Likes: 1 Received 7 Likes on 7 PostsJan 13, 2021 · The 2012 Ford F-150 bank 2 sensor 1 oxygen sensor is located on the drivers side of the engine. Follow the exhaust manifold down, the sensor is right after the clamp connecting to the exhaust pipe, in front of the catalytic converter. The oxygen sensor monitors the exhaust gases and sends the data to the computer, which will adjust the air fuel mixture and fuel flow. A bad oxygen sensor can ... Notes: Aftermarket part, Bank 2 Sensor 1 (B2S1), Left Bank 1 Sensor 1 (B1S1), Right. Wideband Air / Fuel Ratio Sensor OEM equivalent design Direct fit 5-wire A/F sensor. PRICE: 123.99Sensor Type: Wide-BandWiring Harness Length: 12.8In this comprehensive guide, we'll walk you through the process of locating and replacing the Bank 2 Sensor 1 (Upstream) oxygen sensor in a Ford F-150 equipped with a 5.4L engine....

2011+ Engine Related Questions - 2011 f150 fx4 5.0 camshaft sensor - Anyone know where this camshaft sensor is. I've looked all over can't find the location. Been through forums and not once have i seen a forum on the 5.0 2011 truck motor with a camshaft inquiry. Camshaft sensor 1 i know is the driver side bank two...View Statistics: Past 24 Hours: 21. Past 7 Days: 215. Past 30 Days: 845. All Time: 16,538. hillmatt26 looks like your engine has 4 variable camshaft timing solenoids , - 2009-2014 Ford F-150.To verify, you can always look at the coil pack, find the #1 wire (connections are numbered with small numbers molded into coil pack assembly) and follow the #1 wire to the #1 cylinder. Bank 2 sensor 1 was easiest for me to reach through the drivers side (left) wheelwell by turning the wheel full lock left. Replace both sides. Replace both sides.Today, we're diving under the hood of a Ford F150 to uncover the secrets of the Bank 1 Sensor 2 oxygen sensor and its critical role in your vehicle's performance. …P1336 P0340The most common problem is the camshaft synchronizer and the way to know is removing the camshaft position sensor and check if the synchronizer pi...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. ...more ...more How to fix Code P0151 -...

Bank 1 is the bank with cylinder #1....the right or passenger's side. Bank 2 is the left or driver's side. Sensor 1 is the closest to the engine. Sensor 2 is after the catalytic converter. Firewall 4 8 3 7 2 6 1 5 RadiatorOct 19, 2010 · To verify, you can always look at the coil pack, find the #1 wire (connections are numbered with small numbers molded into coil pack assembly) and follow the #1 wire to the #1 cylinder. Bank 2 sensor 1 was easiest for me to reach through the drivers side (left) wheelwell by turning the wheel full lock left. Replace both sides. Replace both sides. The P0151 code is an OBD-II diagnostic trouble code that indicates low voltage in the Ford F150's Oxygen (O2) sensor circuit located at Bank 2, Sensor 1 (B2S1). The B2S1 O2 sensor plays a crucial role in maintaining optimal engine performance by detecting the air-fuel ratio in the exhaust, then sending this data to the.If you deal with an online bank, how do you deposit cash when there are no physical locations or ATMs? Find out more about depositing cash. Best Wallet Hacks by Laurie Blank Updated January 24, 2023 Some links below are from our sponsors. T...

Watertown pet store.

2009 - 2014 Ford F150 - bank 1 sensor 1 O2 sensor location - Hey everyone I've been getting a code of P0131. My new code reader says its 02 circuit low voltage (bank 1, sensor 1). My research says bank 1 is on the passenger side of the truck and sensor 1 is pre cat. I've also read it should be near the exhaust...2009 - 2014 F150 - 2014 F150 5.0 O2 sensor (s) - Engine light came on today. First time for me though I’ve only had this truck since September. AutoZone clerk checked engine with their sensor. Said it was an O2 sensor, but didn’t specify if it was the up or down.In this video I go over the steps and procedures necessary to properly diagnose and replace an O2 sensor in a 2011 and newer Ford vehicle. this includes the ...The passenger side of the engine is bank one sensor one and bank one sensor two. The driver’s side of the engine is bank two sensor one and bank two sensor two. This is the standard for all vehicles with a six cylinder motor. Here is another diagram but it should show the locations more clearly. Acura. oxygen sensors.I filled the tank with non-oxygenated premium and seem to have gotten rid of the P0316 fault code. But the "Oxygen Sensor Circuit Low Voltage Bank 2 Sensor 1" - P0151 code is set in memory. The Check Engine Light has gone out. This is a 2013 3.5L Ecoboost with 128K on it. I've applied the cooler "fix" and changed the plugs using …

HOW TO REPLACE OXYGEN SENSOR BANK 2 SENSOR 1 FORD LINCOLN 3.5 3.7In this video we will show you how to replace oxygen sensor bank 2 sensor 1 on Ford or Linco...Aug 7, 2020 · 2009 - 2014 Ford F150 - bank 1 sensor 1 O2 sensor location - Hey everyone I've been getting a code of P0131. My new code reader says its 02 circuit low voltage (bank 1, sensor 1). My research says bank 1 is on the passenger side of the truck and sensor 1 is pre cat. I've also read it should be near the exhaust... Engine Code P0150 for O2 sensor on 2005 Hyundai Santa Fe Fix. Watch on. It is possible to diagnose the P0150 with a multimeter. If you use the multimeter, you’ll know whether or not the voltage coming to and from the oxygen sensor is within spec, this can help you determine if it’s your F150’s O2 sensor, or wiring harness that’s the issue.In this video I go over the steps and procedures necessary to properly diagnose and replace an O2 sensor in a 2011 and newer Ford vehicle. this includes the ...This video will show you which o2 / oxygen sensor is which, and how to replace them.on both sides, sensor 1 is accessible through the wheel well towards the cab after the headers, sensor 2 is near the transmission bell housing under the truck and …When the P2195 trouble code is set, it indicates the car’s oxygen sensor in bank 1 is not operating within a normal range. Most vehicles contain a parameter of ten cycles per second as a minimum. If the oxygen sensor isn’t operating to this standard, it’s considered to be running lean. This sensor can also be called the air/fuel ratio ...Location: Brandywine Md. Posts: 1,946. Likes: 107. Received 635 Likes on 446 Posts. Quote: Originally Posted by asmith0721. p0345. Cam Sensor "A" Circuit bank 2. Its only a $40 part, already have it, before I go down any more rabit holes, just would like to swap it out and see if it fixes it.Apr 10, 2020 · The bank 2 sensor 1 location for the Ford F-150 ecoboost us under the vehicle, on the driver's side exhaust before the converter. This system is a part of the catalytic converter. If the car is having issues with the catalytic converter then it will cause a number of issues. The most obvious one that You will notice is black smoke coming from ...

Likes: 1,067. Received 2,343 Likes on 2,049 Posts. Bank 1 is passenger side and sensor 1 is up stream closest to the manifold. Reply Like. 2004 - 2008 Ford F150 - 02 sensor bank 1 sensor 1 - Hi guys I'm getting an engine code for the 02 sensor on my 2004 f-150 5.4 Bank 1 senor 1 signal stuck lean .

The following 2 users liked this post by Shaun Davis: 2015 - 2020 Ford F150 - 2018 F150 XLT 5.0 Camshaft Position Sensor - Forgive me if this has already been posted, but has anyone gotten a check engine light for a camshaft position sensor yet? 18k miles on my truck and I got the check engine for it on Friday, along with a severe loss of power.This video will show you which o2 / oxygen sensor is which, and how to replace them.To diagnose the P0151 Ford code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.Sep 19, 2021 · Do you need to Replace the oxygen sensor on your Ford F-150 but don't know where to start? This video tutorial shows you step-by-step how to do it!Our Ford F... May 22, 2015 · Find the exhaust manifold where it comes out of the engine. There should be a sensor right there. That's the upstream sensor. Next comes the converter, there will be a sensor after it. That's sensor #2. There might be another converter, but since the information provided about your vehicle is insufficient, you will have to go out and look at it ... Nov 12, 2010 · 1. 1998 Ford Truck Windstar 3.8L SFI 6cyl, there are 4 oxygen sensors on the Windstars They are divided into 2 banks of 2. is the for the rear 3 cylinders of the engine - is for the front 3 cylinders. Bank 1 / Sensor 1 ( upstream) is located just below, in the pipe, the exhaust manifold on the back of the engine. Nov 12, 2010 · 1. 1998 Ford Truck Windstar 3.8L SFI 6cyl, there are 4 oxygen sensors on the Windstars They are divided into 2 banks of 2. is the for the rear 3 cylinders of the engine - is for the front 3 cylinders. Bank 1 / Sensor 1 ( upstream) is located just below, in the pipe, the exhaust manifold on the back of the engine. To verify, you can always look at the coil pack, find the #1 wire (connections are numbered with small numbers molded into coil pack assembly) and follow the #1 wire to the #1 cylinder. Bank 2 sensor 1 was easiest for me to reach through the drivers side (left) wheelwell by turning the wheel full lock left. Replace both sides. Replace both sides.

Silent souls mc.

Az mediquip mesa.

Oct 6, 2019 · Join Date: May 2005. Location: San Antonio, TX. Posts: 7,066. Likes: 288. Received 650 Likes on 482 Posts. While Bosch has a good reputation, their replacement O2 sensors are not the best quality. Try to find an NTK. they cost more, but are better quality and should have the exact plug on it already. With Bosch, you may have to splice your old ... 2009 - 2014 Ford F150 - Oxygen Sensor Wiring Diagram - Heya Folks, ... Now I'm working through a P1401 Bank 1 Sensor 2 O2 sensor. Uh, nope. ... Location: Minneapolis. Posts: 9,424 Likes: 437 Received 1,969 Likes …1. 1998 Ford Truck Windstar 3.8L SFI 6cyl, there are 4 oxygen sensors on the Windstars They are divided into 2 banks of 2. is the for the rear 3 cylinders of the engine - is for the front 3 cylinders. Bank 1 / Sensor 1 ( upstream) is located just below, in the pipe, the exhaust manifold on the back of the engine.Eco - Bank 2 Sensor 1 Location? Where exactly is this sensor? Can one change it out at home or is it better off to have a mechanic do it? Reply Like 03-16-2018, 10:40 AM # 2 alberta46 Senior Member Join Date: Apr 2014 Posts: 103 Likes: 1 Received 7 Likes on 7 PostsNov 21, 2016 · Save Big on Auto Repairs. The bank 2 sensor 2 is on your right when facing the truck from the front or drivers side. The sensor is in the exhaust after the catalyst. The bank 2 sensor 1 is just below the exhaust manifold before any catalyst. The statements expressed above are only for informational purposes and should be independently verified. In this comprehensive guide, we'll walk you through the process of locating and replacing the Bank 2 Sensor 1 (Upstream) oxygen sensor in a Ford F-150 equipped with a 5.4L engine....P0150 is a diagnostic trouble code (DTC) for "O2 Sensor Circuit Malfunction (Bank 2, Sensor 1)". This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come to your home or office to perform the Check Engine Light diagnostic for ...bank two sensor one error code ….

1987 - 1996 F150 & Larger F-Series Trucks - 96 f150 4.9l where is bank 2 sencer 1 - code came up on my 1996 f-150 xl 4.9l P0155 I know there is three o2 sensors but I can't figire out where the bank 2 sensor 1 is .I know sensor one means upstream so there is now two sensors up stream .one on each manafold .Jun 24, 2018 · On a F150 FX2 Ecoboost 3.5 L V6. What side of motor is the sensor 1 Bank 1. Located. Left or Right. And when buying sensor do you say sensor 1 Bank 1 left or right. Bank 1 is passenger side. Just because your getting an O2 code does not mean that sensor is bad, it's saying that sensor detects a problem. Bank 1 upstream, bank 1 sensor 1, closest ... The code P0151 is similar to P0136, P0137, and P0131. This code warns about a fault with the upstream oxygen sensor on Bank 2. Bank 2 Sensor 1 is tucked in front of the catalytic converter. ...bank two sensor one error codeNotes: Aftermarket part, Bank 2 Sensor 1 (B2S1), Left Bank 1 Sensor 1 (B1S1), Right. Wideband Air / Fuel Ratio Sensor OEM equivalent design Direct fit 5-wire A/F sensor. PRICE: 123.99Sensor Type: Wide-BandWiring Harness Length: 12.8 Best Answer. Copy. Bank 2 is the driver side of the engine on your Ford and sensor 1 is close to the engine. in the exhaust before the exhaust enters the catalytic converter ( upstream ) Wiki User ...1 Answer. Here is the engine cylinder identification, where 1,2,3 cylinders are this is Bank 1 the reason Bank 1 is always where cylinder 1 is located, the other side now becomes Bank 2, anything attached to that side of the Bank belongs to that side of the Bank. Sensor 1 are upstream 02 sensor theses are before the catalytic they are engine ...The P2196 diagnostic trouble code (DTC) means “O2 Sensor Signal Biased/Stuck Rich (Bank 1, Sensor 1).” ... the issues that can set a P2196 code in a Ford may slightly differ from the problems that can trigger a P2196 in a Hyundai. Here are some of the possible triggers of the ... location_on Address 1301 Ave T, Grand Prairie, TX ...Top Answer. The 2012 Ford F-150 bank 2 sensor 1 oxygen sensor is located on the drivers side of the engine. Follow the exhaust manifold down, the sensor …In this video I go over the steps and procedures necessary to properly diagnose and replace an O2 sensor in a 2011 and newer Ford vehicle. this includes the ... Bank 2 sensor 1 location ford f150, The towing capacity of the Ford F150 varies by model, but the 2015 model ranges from 5,100 to 12,200 lbs. There are differences between how much an automatic and a manual transmission can haul as well as between 4×2 and 4×4 models., The P2196 diagnostic trouble code (DTC) means “O2 Sensor Signal Biased/Stuck Rich (Bank 1, Sensor 1).” ... the issues that can set a P2196 code in a Ford may slightly differ from the problems that can trigger a P2196 in a Hyundai. Here are some of the possible triggers of the ... location_on Address 1301 Ave T, Grand Prairie, TX ..., Labor: 1.0. The cost to diagnose the P0151 Ford code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour. , DTC P0050 stands for “HO2S Heater Control Circuit Bank 2 Sensor 1.” This code is triggered when the PCM detects problems with the heater wire in bank 2 sensor 1. This is commonly set due to a malfunctioning heated oxygen sensor, problems with the oxygen sensor heater circuit, and in rare cases, incorrect readings from the PCM., 1987 - 1996 F150 & Larger F-Series Trucks - 96 f150 4.9l where is bank 2 sencer 1 - code came up on my 1996 f-150 xl 4.9l P0155 I know there is three o2 sensors but I can't figire out where the bank 2 sensor 1 is .I know sensor one means upstream so there is now two sensors up stream .one on each manafold . Witch..., Ron Z. - Ford Tech -. Vocational, Technical or Tra... 26,209 satisfied customers. 2013 F150 Bank 2 Sensor 1 slow response code. Bank 2 sensor. Yes fixing myself I was told by auto parts store that Bank 2 sensor 1 is passenger side upstream … read more., Jan 13, 2019 · Engine Code P0150 for O2 sensor on 2005 Hyundai Santa Fe Fix. Watch on. It is possible to diagnose the P0150 with a multimeter. If you use the multimeter, you’ll know whether or not the voltage coming to and from the oxygen sensor is within spec, this can help you determine if it’s your F150’s O2 sensor, or wiring harness that’s the issue. , I scanned it and it read o2 Sensor Malfunction (Bank 1, Sensor 2). The guys at the AutoZone told me that this sensor is on the passenger side of the truck and is located on the exhaust pipes. I checked under the truck and found 1 on the driver side 1 on the passenger side and one by the Cat System. So i am guessing I have 3 02 sensor on …, Diagnostic Trouble Code (DTC) P0097 stands for “IAT Sensor 2 Circuit Low (Bank 1).” ... the repair and diagnostic steps for a P0097 on a Ford may not work for a P0097 on a Chevrolet. ... location_on Address 1301 Ave T, Grand Prairie, TX, 75050; local_phone Phone number 1-866-529-0412;, A Ford F150’s fuel tank capacity varies between 23 and 36 gallons depending on whether or not the purchased vehicle is standard or extended range. The Ford F150’s cab style also affects its base curb weight alongside the type of engine inst..., Jan 21, 2020 · 2015 - 2020 Ford F150 - Need Information about Oxygen sensor location 2015 f150 3.5 ecoboost - I have code P0131 - Oxygen sensor circuit low voltage bank 1 sensor 1.. So far, I can't find anything showing me exactly where bank 1 sensor 1 is located on a 2015 f150 ecoboost. My goal is to first research where it is to... , 2017 Ford F150 Oxygen Sensor. Your engine's performance depends on the right air-fuel ratio, and the 2017 Ford F150 O2 sensor helps your ECU keep tabs on this ratio so things run smoothly. Reduced gas mileage, rough engine idling, and a lit engine indicator are all signs that something is wrong with the sensor., For instance, confirmed fixes for the P0155 code in a Ford, specifically a 2005 Ford F-150 XL 5.4, include repairing the variable valve timing (VVT) solenoid wiring or the O2 sensor wiring. The same solution may not apply to a Chevy Trailblazer or a Jeep Grand Cherokee that triggered the code., Welcome to the only family Ford Truck site, on the net. The members in these forums are very knowledgeable about these engines; they will eagerly help you…with your question. If you have a minute check out the Guidelines, it will help you to navigate through FTE. Bank 2 is on the drivers side.Sensor 1,I think,is going to be the upstream …, David Jon September 29, 2022 The location of the Bank 1 Sensor 1 on a Ford F150 varies depending on the year model. On older models, it is located on the driver's side near the firewall. However, on newer models it is located under the truck on the passenger side., 2009 - 2014 Ford F150 - Bank 1 Sensor 1 O2 sensor location? - So I just got back from vacation and all of a sudden my check engine light came on (again) on my …, Have a 2013 3.5 ecoboost.I got a cel code says bank 2 sensor 1 o2 sensor.Anyone ever changed one?Any hints? If I'm not mistaken, this is the one that's …, May 22, 2015 · Find the exhaust manifold where it comes out of the engine. There should be a sensor right there. That's the upstream sensor. Next comes the converter, there will be a sensor after it. That's sensor #2. There might be another converter, but since the information provided about your vehicle is insufficient, you will have to go out and look at it ... , Joined: Sat Jan 14, 2012 5:07 am. Truck: 2011 f150 xl. Re: Bank1 sensor1. by papa tiger » Sat Feb 04, 2012 12:17 am. It usually means the upstream sensor on passenger side has a bad heater circuit and needs replacement. Your mil has lit and won't stay out until you replace the sensor probably. It may burn more gasoline until you replace it., Bank 1 sensor 1 is on the side of the engine closest to the radiator, bank 1 sensor 2 is on the firewall side of the engine near cylinder 1 or the passenger side of the engine. The other 2 sensors are after the catalytic converter and should be a lot easier to find. Before you replace a sensor do a OBD2 diagnostic check to see if you have the ..., Equip cars, trucks & SUVs with 2014 Ford F150 Oxygen Sensor from AutoZone. Get Yours Today! We have the best products at the right price., Feb 19, 2018 · I replaced both Bank 1 S1 and Bank 2 S1 and no more codes. Was a PIA but doable with the right extension and socket. Not sure about your part number. Here are the ones I ordered. MOTORCRAFT DY1120 Oxygen (O2) Sensor $ 88.79 $ 0.00 1 $ 88.79 MOTORCRAFT DY1122 Oxygen (O2) Sensor $ 118.79 $ 0.00 1 $ 118.79 Hope this helps. , This O2 sensor is located on the exhaust pipe that connects to Bank 1' Exhaust Manifold. This oxygen sensor is called an upstream oxygen sensor because it's located on the exhaust pipe before the catalytic converter. O2S21. O2S21 is shorthand for Oxygen Sensor Bank 2 Sensor 1. Bank 2 is the engine bank that houses cylinders 5, 6, 7, and 8., Do you need to Replace the oxygen sensor on your Ford F-150 but don't know where to start? This video tutorial shows you step-by-step how to do it!Our Ford F..., 2004 - 2008 Ford F150 - O2 sensor locations - Thought I'd help some people out with the locations of the 4 O2 sensors Bank 1 is passenger side as it goes with cyl 1 Bank 2 is drive side 2 on each Bank (Before and After Cats The front sensor on the passenger side is a B***h to get to.. The sensors are a 7/8 wrench or..., Number Of Wires: 4. Thread Size: M18-1.50. Terminal Type: Bullet. 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 ..., 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., Likes: 1,067. Received 2,343 Likes on 2,049 Posts. Bank 1 is passenger side and sensor 1 is up stream closest to the manifold. Reply Like. 2004 - 2008 Ford F150 - 02 sensor bank 1 sensor 1 - Hi guys I'm getting an engine code for the 02 sensor on my 2004 f-150 5.4 Bank 1 senor 1 signal stuck lean ., Jim. Vocational, Technical or Tra... 1,912 satisfied customers. Diagnostic P0130 on 2010 Lincoln MKS 3.5 lit. (Bank 1 Sensor. Diagnostic P0130 on 2010 Lincoln MKS 3.5 lit. (Bank 1 Sensor 1) Which senor is this upper front (close to …, 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., on May 24, 2017 i need to replace the bank 2 sensor 1 oxygen sensor and i dont know where it is located My car has 90000 miles. My car has an automatic transmission. Recommended Services Or For Any Other Auto Repairs Get a Quote Ronny Bijj Automotive Mechanic 35 years of experience, What are the uses of Bank 1 on a Ford F150? Bank 1 of the Ford F150 engine has various functions. All of these functionalities are necessary for its excellent performance. The absence of such tools in the engine compartment can lead to the malfunctioning of the whole system. Oxygen sensor. Bank 1 comprises (O2)oxygen sensors. , Oct 19, 2010 · To verify, you can always look at the coil pack, find the #1 wire (connections are numbered with small numbers molded into coil pack assembly) and follow the #1 wire to the #1 cylinder. Bank 2 sensor 1 was easiest for me to reach through the drivers side (left) wheelwell by turning the wheel full lock left. Replace both sides. Replace both sides.