{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": true,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": true,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": true,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": true,
    "zipPaymentFlag": "c",
    "hassleFreeReturn": true,
    "lifetimeReplacement": true,
    "cpn_off": false
}
2009 Volkswagen Routan

Oxygen Sensors

Some telltale signs that your oxygen sensor is starting to fail include the check engine light coming on, poor fuel economy, and the engine running rough. Get a replacement as soon as you confirm that your oxygen sensor is bad. The great news is that here at CarParts.com, we have an oxygen sensor replacement for every application (upstream, downstream, before/after the catalytic converter, etc.). Choose from our wide range of high-quality O2 sensors manufactured by the most reputable names in the industry.
Refine by:
See All

Shop Catalog

Showing 1 - 15 of 53 results
Display item:
15
30
45
Sort by:
Before or After Catalytic Converter Oxygen Sensor, 4-wire, 6 Cyl., 4.0L Engine
Part Number: ARBJ960903
Guaranteed to Fit
$24.18
Vehicle Fitment
  • 2009 Volkswagen Routan Highline 6 Cyl 4.0L
  • 2009 Volkswagen Routan SEL 6 Cyl 4.0L
  • 2009 Volkswagen Routan Execline 6 Cyl 4.0L
Product Details
Location : Before or After Catalytic ConverterType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 13.31 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25024253Connector Gender : Female ConnectorWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Before or After Catalytic Converter, Front and Rear Oxygen Sensors, 4-wire, 6 Cyl., 4.0L Engine, FI, Naturally Aspirated, GAS
Part Number: SET-ARBJ960903-2
Guaranteed to Fit
$45.99
Vehicle Fitment
  • 2009 Volkswagen Routan Execline 6 Cyl 4.0L FI, Naturally Aspirated, GAS
  • 2009 Volkswagen Routan Highline 6 Cyl 4.0L FI, Naturally Aspirated, GAS
  • 2009 Volkswagen Routan SEL 6 Cyl 4.0L FI, Naturally Aspirated, GAS
Product Details
Location : Before or After Catalytic Converter, Front and RearComponents : (2) Oxygen SensorsType : 4-wireQuantity Sold : Set of 2Product Fit : Direct FitWire Length : 13.31 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeConnector Gender : Female ConnectorWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Befande and After Catalytic Converter Oxygen Sensors, 4-wire, 6 Cyl., 4.0L Engine, FI, Naturally Aspirated, GAS
Part Number: SET-ARBJ960903-4
Guaranteed to Fit
$91.99
Vehicle Fitment
  • 2009 Volkswagen Routan SEL 6 Cyl 4.0L FI, Naturally Aspirated, GAS
  • 2009 Volkswagen Routan Highline 6 Cyl 4.0L FI, Naturally Aspirated, GAS
  • 2009 Volkswagen Routan Execline 6 Cyl 4.0L FI, Naturally Aspirated, GAS
Product Details
Location : Befande and After Catalytic ConverterComponents : (4) Oxygen SensorsType : 4-wireQuantity Sold : Set of 4Product Fit : Direct FitWire Length : 13.31 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeConnector Gender : Female ConnectorWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
After Catalytic Converter Oxygen Sensor, Downstream, Sold individually, 4-wire, 6 Cyl 3.8L
Part Number: ARBJ960907
Guaranteed to Fit
$18.49
Vehicle Fitment
  • 2009 Volkswagen Routan S 6 Cyl 3.8L Downstream
  • 2009 Volkswagen Routan SE 6 Cyl 3.8L Downstream
  • 2009 Volkswagen Routan Comfortline 6 Cyl 3.8L Downstream
  • 2009 Volkswagen Routan Trendline 6 Cyl 3.8L Downstream
Product Details
Location : After Catalytic ConverterType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 19.25 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25024460Connector Gender : Male ConnectorWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
After Catalytic Converter Oxygen Sensors, 4-wire, 6 Cyl., 3.8L Engine, Set of 2
Part Number: SET-ARBJ960907-2
Guaranteed to Fit
$34.99
Vehicle Fitment
  • 2009 Volkswagen Routan S 6 Cyl 3.8L Downstream
  • 2009 Volkswagen Routan SE 6 Cyl 3.8L Downstream
  • 2009 Volkswagen Routan Comfortline 6 Cyl 3.8L Downstream
  • 2009 Volkswagen Routan Trendline 6 Cyl 3.8L Downstream
Product Details
Location : After Catalytic ConverterComponents : (2) Oxygen SensorsType : 4-wireQuantity Sold : Set of 2Product Fit : Direct FitWire Length : 19.25 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeConnector Gender : Male ConnectorWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
After Catalytic Converter Oxygen Sensor, Engine Designation: CGUA, Engine VIN: 1, FI, Naturally Aspirated, GAS, Set of 4, 4-wire, 6 Cyl 3.8L
Part Number: SET-ARBJ960907-4
Guaranteed to Fit
$70.49
Vehicle Fitment
  • 2009 Volkswagen Routan SE 6 Cyl 3.8L Engine Designation: CGUA, Engine VIN: 1, FI, Naturally Aspirated, GAS
  • 2009 Volkswagen Routan Comfortline 6 Cyl 3.8L Engine Designation: CGUA, Engine VIN: 1, FI, Naturally Aspirated, GAS
  • 2009 Volkswagen Routan Trendline 6 Cyl 3.8L Engine Designation: CGUA, Engine VIN: 1, FI, Naturally Aspirated, GAS
  • 2009 Volkswagen Routan S 6 Cyl 3.8L Engine Designation: CGUA, Engine VIN: 1, FI, Naturally Aspirated, GAS
Product Details
Location : After Catalytic ConverterComponents : (4) Oxygen SensorsType : 4-wireQuantity Sold : Set of 4Product Fit : Direct FitWire Length : 19.25 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeConnector Gender : Male ConnectorWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Before and After Catalytic Converter Oxygen Sensor, enginedesignationname: CGUA, enginevinnname: 1, FI, Naturally Aspirated, GAS, Set of 4, 4-wire, 6 Cyl 3.8L - Before and After Catalytic Converter
Part Number: SET-REPD960905-4
Guaranteed to Fit
$63.99
Vehicle Fitment
  • 2009 Volkswagen Routan Comfortline 6 Cyl 3.8L enginedesignationname: CGUA, enginevinnname: 1, FI, Naturally Aspirated, GAS
  • 2009 Volkswagen Routan SE 6 Cyl 3.8L enginedesignationname: CGUA, enginevinnname: 1, FI, Naturally Aspirated, GAS
  • 2009 Volkswagen Routan Trendline 6 Cyl 3.8L enginedesignationname: CGUA, enginevinnname: 1, FI, Naturally Aspirated, GAS
  • 2009 Volkswagen Routan S 6 Cyl 3.8L enginedesignationname: CGUA, enginevinnname: 1, FI, Naturally Aspirated, GAS
Product Details
Location : Before and After Catalytic ConverterType : 4-wireQuantity Sold : Set of 4Product Fit : Direct FitThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Before Catalytic Converter Oxygen Sensor, 4-wire, 6 Cyl., 3.8L Engine
Part Number: REPD960905
Guaranteed to Fit
$15.99
Vehicle Fitment
  • 2009 Volkswagen Routan SE 6 Cyl 3.8L
  • 2009 Volkswagen Routan Comfortline 6 Cyl 3.8L
  • 2009 Volkswagen Routan Trendline 6 Cyl 3.8L
  • 2009 Volkswagen Routan S 6 Cyl 3.8L
Product Details
Location : Before Catalytic ConverterType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 18.7 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25024675Connector Gender : Female ConnectorWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Before Catalytic Converter Oxygen Sensor, Engine Designation: CGUA, Engine VIN: 1, FI, Naturally Aspirated, GAS, Set of 2, 4-wire, 6 Cyl 3.8L
Part Number: SET-REPD960905-2
Guaranteed to Fit
$31.49
Vehicle Fitment
  • 2009 Volkswagen Routan SE 6 Cyl 3.8L Engine Designation: CGUA, Engine VIN: 1, FI, Naturally Aspirated, GAS
  • 2009 Volkswagen Routan Comfortline 6 Cyl 3.8L Engine Designation: CGUA, Engine VIN: 1, FI, Naturally Aspirated, GAS
  • 2009 Volkswagen Routan Trendline 6 Cyl 3.8L Engine Designation: CGUA, Engine VIN: 1, FI, Naturally Aspirated, GAS
  • 2009 Volkswagen Routan S 6 Cyl 3.8L Engine Designation: CGUA, Engine VIN: 1, FI, Naturally Aspirated, GAS
Product Details
Location : Before Catalytic ConverterComponents : (2) Oxygen SensorsType : 4-wireQuantity Sold : Set of 2Product Fit : Direct FitWire Length : 18.7 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeConnector Gender : Female ConnectorWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Before or After Catalytic Converter Oxygen Sensor, Eng. Designation: CGVA, Eng. VIN: X, FI, Naturally Aspirated, GAS, Sold individually, 4-wire, 6 Cyl 4.0L, Walker Products Aftermarket Base Sensor - Before or After Catalytic Converter
Part Number: WKP35034039
Guaranteed to Fit
$38.49
Vehicle Fitment
  • 2009 Volkswagen Routan Highline 6 Cyl 4.0L Eng. Designation: CGVA, Eng. VIN: X, FI, Naturally Aspirated, GAS
  • 2009 Volkswagen Routan SEL 6 Cyl 4.0L Eng. Designation: CGVA, Eng. VIN: X, FI, Naturally Aspirated, GAS
  • 2009 Volkswagen Routan Execline 6 Cyl 4.0L Eng. Designation: CGVA, Eng. VIN: X, FI, Naturally Aspirated, GAS
Product Details
Location : Before or After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 15.75 in. Wire LengthWarranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Walker Products Aftermarket Base Sensor
Before or After Catalytic Converter Oxygen Sensor, Sold individually, 4-wire, 6 Cyl 4.0L, Walker Products Original Equipment Base Sensor - Before or After Catalytic Converter
Part Number: 25024253
Guaranteed to Fit
$39.99
Vehicle Fitment
  • 2009 Volkswagen Routan Highline 6 Cyl 4.0L
  • 2009 Volkswagen Routan SEL 6 Cyl 4.0L
  • 2009 Volkswagen Routan Execline 6 Cyl 4.0L
Product Details
Location : Before or After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 15.75 in. Wire LengthInterchange Part Number : ARBJ960903Warranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Series : Walker Products Original Equipment Base Sensor
Before or After Catalytic Converter Oxygen Sensor, O.E. Quality Replacement Sensor, Sold individually, 4-wire, 6 Cyl 4.0L - Before or After Catalytic Converter
Part Number: NP2344274
Guaranteed to Fit
$43.49
Vehicle Fitment
  • 2009 Volkswagen Routan Execline 6 Cyl 4.0L O.E. Quality Replacement Sensor
  • 2009 Volkswagen Routan SEL 6 Cyl 4.0L O.E. Quality Replacement Sensor
  • 2009 Volkswagen Routan Highline 6 Cyl 4.0L O.E. Quality Replacement Sensor
Product Details
Location : Before or After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 11.81 in. Wire LengthWarranty : 1-year Denso limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Front or Rear Oxygen Sensor, Sold individually, 4-wire, 6 Cyl 4.0L
Part Number: DELES11003
Guaranteed to Fit
$36.49
Vehicle Fitment
  • 2009 Volkswagen Routan Execline 6 Cyl 4.0L
  • 2009 Volkswagen Routan SEL 6 Cyl 4.0L
  • 2009 Volkswagen Routan Highline 6 Cyl 4.0L
Product Details
Location : Front or RearType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 11.81 in. Wire LengthThread Size : 18 x 1.5 mm Thread SizeInterchange Part Number : 2344210Warranty : 1-year or 12,000-mile Delphi limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Oxygen Sensor, Sold individually
Part Number: Z8YV33760002
Guaranteed to Fit
$65.99
Vehicle Fitment
  • 2009 Volkswagen Routan SEL 6 Cyl 4.0L
Product Details
Location : Before or After Catalytic Converter, Front or RearNotes : (4) Pole Quantity; 90 mm Height; 50 mm Length; 125 mm WidthQuantity Sold : Sold individuallyProduct Fit : Direct FitReplaces OE Number : 4727446AC, 4727446AD, 5033500AA, 5035500AA, 5149169AA, 5149171AA, 5149171AB, 56028584AA, 56028765AA, 56028992AA, 56028998AA, 56028999AB, 56029049AA, 56029049AB, 56030110AA, 56041698AA, 56041730AA, 56044627AA, 56044652AA, 68066160AAInterchange Part Number : 4727446AC, 4727446AD, 5033500AA, 5035500AA, 5149169AA, 5149171AA, 5149171AB, 56028584AA, 56028765AA, 56028992AA, 56028998AA, 56028999AB, 56029049AA, 56029049AB, 56030110AA, 56041698AA, 56041730AA, 56044627AA, 56044652AA, 68066160AAWarranty : 24-month or 24,000-mile Vemo limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : CarParts Euro
Before or After Catalytic Converter Oxygen Sensor, Sold individually, 4-wire, 6 Cyl 4.0L, OE Replacement Series - Before or After Catalytic Converter
Part Number: BS15510
Guaranteed to Fit
$56.99
Vehicle Fitment
  • 2009 Volkswagen Routan Highline 6 Cyl 4.0L
  • 2009 Volkswagen Routan SEL 6 Cyl 4.0L
  • 2009 Volkswagen Routan Execline 6 Cyl 4.0L
Product Details
Location : Before or After Catalytic ConverterNotes : Heated Sensor TypeType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 13.2 in. Wire LengthThread Size : 18 mm Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 22 mm Hex SizeConnector Gender : Female ConnectorWarranty : 1-year Bosch limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : CarParts EuroSeries : OE Replacement Series
Page 1 of 4 | Showing 1 - 15 of 53 results

Top Rated Products

The quality of the o2 sensor is great. I purchased a previous sensor from another comSee More
Louis S.
VERIFIED PURCHASER
fit perfect and fixed truck. awesome!! a little slow on delivery though.
Mike F.
VERIFIED PURCHASER

Product Questions & Answers

Q:I need upstream and downstream set for 2007 jeep grand Cherokee limited 5.7 hemi ? Show Less
Erick
A:BEST ANSWERHi Derek, I'm pleased to assist you. I recommend SET-ARBJ960903-2 for the upstream and downstream oxygen sensors compatible with the 2007 Jeep Grand Cherokee Limited 8 Cyl 5.7L. Click the link below to view and continue ordering at a discount today before the offer ends. I hope this helps and enjoy shopping! https://www.carparts.com/details/Jeep/Grand_Cherokee/DriveWire/Oxygen_Sensor/2007/Limited/8_Cyl_5-dot-7L/SET-ARBJ960903-2.html?can=CPGG4850_CSQA_20240405 Show less
Grace G.
 
2 Questions, 1 AnswerView all Q&As >
Q:Is this part returnable if it does not work?
Barbara
A:BEST ANSWERHi Barbara, thanks for initiating contact. Yes. We allow 30 days to return parts that don’t fit your needs. You can learn more about it here:https://www.carparts.com/customer/returnpolicy If your vehicle information matches this product, use the link below to order while the part is in stock. Your order will come with a 30-day post-purchase price match guarantee. Enjoy shopping! https://www.carparts.com/oxygen-sensor/vemo/z8yv33760002?can=CPGG4850_CSQA_20240923 Show less
Grace G.
 
3 Questions, 1 AnswerView all Q&As >
Q:Hi. Are these upstream or downstream for 2010 ram 1500 5.7l trx4?
Doug W.
A:BEST ANSWERHi Doug, I'm glad to assist you. This one is a wideband heated type for the upstream and downstream driver or passenger side location. You will order 4 pieces of this part. You can change the quantity after adding it to the cart. Please click the link below to order this part today and take advantage of our Memorial day sale price. I hope this helps. Happy shopping. https://www.carparts.com/oxygen-sensor/bosch/bs15510?can=CPJE1043 Show less
Jeonino E.
 
5 Questions, 1 AnswerView all Q&As >

Shopping for Oxygen Sensor

Oxygen Sensor Shopping Info

What Is an Oxygen Sensor?

Modern vehicles are equipped with oxygen sensors, which monitor the amount of oxygen in the exhaust pipe. This part works with the engine control module to maintain your vehicle’s performance and keep its emissions in check.

How Much Does an Oxygen Sensor Replacement Cost?

Replacement oxygen sensors cost anywhere from $10 to $600 for the part alone. Factors that affect this part’s pricing include quantity, location, sensor type, and kit inclusions. Labor can cost you an additional $60 to $70, depending on where you live.

Shop for Aftermarket Oxygen Sensors on CarParts.com

Need to get an OE-grade oxygen sensor replacement fast? Here at CarParts.com, you don’t have to wait in line at a brick-and-mortar store just to get the part you need. With just a few clicks, you can get your orders delivered right to your doorstep in as fast as two business days.

Oxygen sensor replacements are typically sold individually, but you can also purchase them in sets of two or in kits that include catalytic converters. They’re also sold in a variety of inlet types and dimensions, so make sure to double-check if you’ve chosen a part with the right specifications.

With all these options and specifications to look out for, shopping for oxygen sensors can seem like an intimidating task. But with our user-friendly website, you can buy the right oxygen sensor in just a few clicks. Our products are manufactured in world-class facilities and have gone through strict tests to ensure their quality. This way, you can rest easy knowing that you’re getting high-quality products at unbeatable prices.

To view oxygen sensors and other compatible parts for your vehicle, use our vehicle selector tool and enter your vehicle’s specific year, make, and model. You can also indicate your preferences using our search filters. Buying oxygen sensors is easy and convenient here at CarParts.com. Shop now!

Helpful Automotive Resources

P0141 Code: Oxygen Sensor Heater Circuit Malfunction (Bank 1, Sensor 2)
P0141 Code: Oxygen Sensor Heater Circuit Malfunction (Bank 1, Sensor 2)P0141 is part of a family of codes listed as follows: P0141 – Sensor Heater Circuit Bank 1 Sensor 2 P0161 – Sensor Heater Circuit Bank 2 Sensor 2 P0135 – O2 Sensor Heater Circuit Bank 1 Sensor 1 P0155 – O2 Heater Circuit Bank 2, Sensor 1 Make sure you know bank 1 from
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3When there are only 3 O2 sensors it’s typically because there’s only one catalyst being monitored, and “Bank 1” is the default designation when there’s only one sensor in a category. Diagram showing 3 oxygen sensors | Image Source: Richard McCuistian
P0135 Code: Heated O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 1)
P0135 Code: Heated O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 1)Due to this, the O2 sensor features an integrated heater circuit to bring it up to operating temperature after a cold start. When this circuit stops functioning properly, it can trigger a P0135. The oxygen sensor monitors your vehicle’s air-to-fuel ratio. What Does the P0135 Code Mean?