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2001 Dodge Dakota

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.
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Passenger Side - Before Catalytic Converter Oxygen Sensor, 4-wire, 6 Cylinder, 3.9L Engine
Part Number: ARBJ960903
Guaranteed to Fit
$24.18
Vehicle Fitment
  • 2001 Dodge Dakota SLT 6 Cyl 3.9L
  • 2001 Dodge Dakota SLT 8 Cyl 5.9L
  • 2001 Dodge Dakota R/T 8 Cyl 5.9L
  • 2001 Dodge Dakota Sport 6 Cyl 3.9L
  • 2001 Dodge Dakota Sport 8 Cyl 5.9L
  • 2001 Dodge Dakota Base 6 Cyl 3.9L
Product Details
Location : Passenger Side - Before 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
Driver Side - Before Catalytic Converter Oxygen Sensor, Upstream Left Bank 1 Sensor 1, Sold individually, 4-wire, 6 Cyl 3.9L
Part Number: ARBJ960907
Guaranteed to Fit
$18.49
Vehicle Fitment
  • 2001 Dodge Dakota R/T 8 Cyl 5.9L Upstream Left Bank 1 Sensor 1
  • 2001 Dodge Dakota Sport 6 Cyl 3.9L Upstream Left Bank 1 Sensor 1
  • 2001 Dodge Dakota SLT 6 Cyl 3.9L Upstream Left Bank 1 Sensor 1
  • 2001 Dodge Dakota Sport 8 Cyl 5.9L Upstream Left Bank 1 Sensor 1
  • 2001 Dodge Dakota Base 6 Cyl 3.9L Upstream Left Bank 1 Sensor 1
  • 2001 Dodge Dakota SLT 8 Cyl 5.9L Upstream Left Bank 1 Sensor 1
Product Details
Location : Driver Side - Before 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
Oxygen Sensors, 4-Wire, Set Of 2
Part Number: SET-ARBJ960907-2
Guaranteed to Fit
$34.99
Vehicle Fitment
  • 2001 Dodge Dakota R/T 8 Cyl 5.9L Upstream Left Bank 1 Sensor 1
  • 2001 Dodge Dakota Sport 6 Cyl 3.9L Upstream Left Bank 1 Sensor 1
  • 2001 Dodge Dakota SLT 6 Cyl 3.9L Upstream Left Bank 1 Sensor 1
  • 2001 Dodge Dakota Sport 8 Cyl 5.9L Upstream Left Bank 1 Sensor 1
  • 2001 Dodge Dakota Base 6 Cyl 3.9L Upstream Left Bank 1 Sensor 1
  • 2001 Dodge Dakota SLT 8 Cyl 5.9L Upstream Left Bank 1 Sensor 1
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
Oxygen Sensor, 4-Wire, Heated
Part Number: ARBJ960905
Guaranteed to Fit
$18.99
Vehicle Fitment
  • 2001 Dodge Dakota Sport 8 Cyl 5.9L
  • 2001 Dodge Dakota Sport 6 Cyl 3.9L
  • 2001 Dodge Dakota Base 6 Cyl 3.9L
  • 2001 Dodge Dakota SLT 8 Cyl 5.9L
  • 2001 Dodge Dakota R/T 8 Cyl 5.9L
  • 2001 Dodge Dakota SLT 6 Cyl 3.9L
Product Details
Location : Driver Side - After Catalytic ConverterType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 18.1 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25024259Connector 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, B1S1; B1S2, Sold individually, 4-wire, 4 Cyl 2.5L
Part Number: ARBD960902
Guaranteed to Fit
$22.15
Vehicle Fitment
  • 2001 Dodge Dakota Sport 8 Cyl 5.9L
  • 2001 Dodge Dakota Base 4 Cyl 2.5L B1S1; B1S2
  • 2001 Dodge Dakota Sport 6 Cyl 3.9L
  • 2001 Dodge Dakota SLT 4 Cyl 2.5L B1S1; B1S2
  • 2001 Dodge Dakota Base 6 Cyl 3.9L
  • 2001 Dodge Dakota Sport 4 Cyl 2.5L B1S1; B1S2
  • 2001 Dodge Dakota SLT 8 Cyl 5.9L
  • 2001 Dodge Dakota R/T 8 Cyl 5.9L
  • 2001 Dodge Dakota SLT 6 Cyl 3.9L
Product Details
Location : Passenger Side - After Catalytic ConverterType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25024345Connector 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
Oxygen Sensor, 8 Cyl., 4.7L Engine, 4-Wire, Heated
Part Number: REPJ960906
Guaranteed to Fit
$25.66
Vehicle Fitment
  • 2001 Dodge Dakota Base 8 Cyl 4.7L Manual Transmission
  • 2001 Dodge Dakota SLT 8 Cyl 4.7L Automatic Transmission
  • 2001 Dodge Dakota Sport 8 Cyl 4.7L Automatic Transmission
Product Details
Location : Before Catalytic Converter, Passenger Side - After Catalytic ConverterNotes : Heated; 4-wire; Planar design; 13 in. wire length; Wideband sensor; Threaded-in typeType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitInterchange Part Number : 25024249Warranty : 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
Oxygen Sensor, 4-Wire, Heated, 8 Cyl., 4.7L Engine
Part Number: RJ96090003
Guaranteed to Fit
$27.28
Vehicle Fitment
  • 2001 Dodge Dakota Base 8 Cyl 4.7L Automatic Transmission
  • 2001 Dodge Dakota SLT 8 Cyl 4.7L Automatic Transmission
  • 2001 Dodge Dakota Sport 8 Cyl 4.7L Automatic Transmission
Product Details
Location : Driver Side - After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 18.31 in. Wire LengthInterchange Part Number : 25024276Warranty : 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 or After Catalytic Converter, Driver and Passenger Side Oxygen Sensors, 4-Wire, 8 Cylinder, 4.7L Engine
Part Number: SET-REPJ960906
Guaranteed to Fit
$43.99
Vehicle Fitment
  • 2001 Dodge Dakota Base 8 Cyl 4.7L Automatic Transmission
  • 2001 Dodge Dakota SLT 8 Cyl 4.7L Automatic Transmission
  • 2001 Dodge Dakota Sport 8 Cyl 4.7L Automatic Transmission
Product Details
Location : Upstream; Downstream, Driver and Passenger SideComponents : (2) Oxygen SensorsType : 4-wireQuantity Sold : Set of 2Product Fit : Direct FitWarranty : 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
Passenger Side, Before Catalytic Converter Oxygen Sensor, FI, Naturally Aspirated, GAS, Sold individually, 4-wire, 6 Cyl 3.9L, Walker Products Aftermarket Base Sensor - Passenger Side, Before Catalytic Converter
Part Number: WKP35034039
Guaranteed to Fit
$36.49
Vehicle Fitment
  • 2001 Dodge Dakota SLT 6 Cyl 3.9L FI, Naturally Aspirated, GAS
  • 2001 Dodge Dakota SLT 8 Cyl 5.9L FI, Naturally Aspirated, GAS
  • 2001 Dodge Dakota R/T 8 Cyl 5.9L FI, Naturally Aspirated, GAS
  • 2001 Dodge Dakota Sport 6 Cyl 3.9L FI, Naturally Aspirated, GAS
  • 2001 Dodge Dakota Sport 8 Cyl 5.9L FI, Naturally Aspirated, GAS
  • 2001 Dodge Dakota Base 6 Cyl 3.9L FI, Naturally Aspirated, GAS
Product Details
Location : Passenger Side, Before 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
Oxygen Sensor, Sold individually, 4-wire, Walker Products Original Equipment Base Sensor
Part Number: 25024253
Guaranteed to Fit
$39.99
Vehicle Fitment
  • 2001 Dodge Dakota SLT 6 Cyl 3.9L
  • 2001 Dodge Dakota SLT 8 Cyl 5.9L
  • 2001 Dodge Dakota R/T 8 Cyl 5.9L
  • 2001 Dodge Dakota Sport 6 Cyl 3.9L
  • 2001 Dodge Dakota Sport 8 Cyl 5.9L
  • 2001 Dodge Dakota Base 6 Cyl 3.9L
Product Details
Location : Passenger Side - Before 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
Passenger Side - After Catalytic Converter Oxygen Sensor, Sold individually, 4-wire, 6 Cyl 3.9L, Walker Products Original Equipment Base Sensor - Before or After Catalytic Converter - Passenger Side - After Catalytic Converter
Part Number: 25024345
Guaranteed to Fit
$49.49
Vehicle Fitment
  • 2001 Dodge Dakota Sport 8 Cyl 5.9L
  • 2001 Dodge Dakota Base 4 Cyl 2.5L B1S1; B1S2
  • 2001 Dodge Dakota Sport 6 Cyl 3.9L
  • 2001 Dodge Dakota SLT 4 Cyl 2.5L B1S1; B1S2
  • 2001 Dodge Dakota Base 6 Cyl 3.9L
  • 2001 Dodge Dakota Sport 4 Cyl 2.5L B1S1; B1S2
  • 2001 Dodge Dakota SLT 8 Cyl 5.9L
  • 2001 Dodge Dakota R/T 8 Cyl 5.9L
  • 2001 Dodge Dakota SLT 6 Cyl 3.9L
Product Details
Location : Passenger Side - After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 12.6 in. Wire LengthInterchange Part Number : ARBD960902Warranty : 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, FI, Naturally Aspirated, GAS, Sold individually, 4-wire, 4 Cyl 2.5L, Walker Products Aftermarket Base Sensor - Passenger Side, After Catalytic Converter - Before or After Catalytic Converter
Part Number: WKP35034320
Guaranteed to Fit
$29.99
Vehicle Fitment
  • 2001 Dodge Dakota Sport 8 Cyl 5.9L FI, Naturally Aspirated, GAS
  • 2001 Dodge Dakota Base 4 Cyl 2.5L FI, Naturally Aspirated, GAS
  • 2001 Dodge Dakota Sport 6 Cyl 3.9L FI, Naturally Aspirated, GAS
  • 2001 Dodge Dakota SLT 4 Cyl 2.5L FI, Naturally Aspirated, GAS
  • 2001 Dodge Dakota Base 6 Cyl 3.9L FI, Naturally Aspirated, GAS
  • 2001 Dodge Dakota Sport 4 Cyl 2.5L FI, Naturally Aspirated, GAS
  • 2001 Dodge Dakota SLT 8 Cyl 5.9L FI, Naturally Aspirated, GAS
  • 2001 Dodge Dakota R/T 8 Cyl 5.9L FI, Naturally Aspirated, GAS
  • 2001 Dodge Dakota SLT 6 Cyl 3.9L FI, Naturally Aspirated, GAS
Product Details
Location : Before or After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 12.6 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
Downstream, Passenger Side Oxygen Sensor, Crew Cab Pickup; OE Manufactured Part; With California Emissions, Sold individually, 4-wire, 6 Cyl 3.9L, OE Replacement Series - Downstream, Passenger Side
Part Number: BS13610
Guaranteed to Fit
$34.49
Vehicle Fitment
  • 2001 Dodge Dakota Sport 8 Cyl 5.9L Standard Cab Pickup; OE Manufactured Part
  • 2001 Dodge Dakota Sport 6 Cyl 3.9L Standard Cab Pickup; OE Manufactured Part
  • 2001 Dodge Dakota SLT 8 Cyl 5.9L Crew Cab Pickup; OE Manufactured Part; With California Emissions
  • 2001 Dodge Dakota Base 6 Cyl 3.9L Extended Cab Pickup; OE Manufactured Part
  • 2001 Dodge Dakota R/T 8 Cyl 5.9L Standard Cab Pickup; OE Manufactured Part
  • 2001 Dodge Dakota SLT 6 Cyl 3.9L Extended Cab Pickup; OE Manufactured Part
Product Details
Location : Downstream, Passenger SideType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 13.8 in. wire lengthInterchange Part Number : 15510Warranty : 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
Front, Passenger Side Oxygen Sensor, Sold individually, 4-wire, 6 Cyl 3.9L
Part Number: DELES11003
Guaranteed to Fit
$36.49
Vehicle Fitment
  • 2001 Dodge Dakota R/T 8 Cyl 5.9L
  • 2001 Dodge Dakota Sport 6 Cyl 3.9L
  • 2001 Dodge Dakota SLT 6 Cyl 3.9L
  • 2001 Dodge Dakota Sport 8 Cyl 5.9L
  • 2001 Dodge Dakota Base 6 Cyl 3.9L
  • 2001 Dodge Dakota SLT 8 Cyl 5.9L
Product Details
Location : Front, Passenger SideType : 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, Set of 2, 4-wire, Walker Products Oxygen Sensor
Part Number: SET-25024345-2
Guaranteed to Fit
$84.00
Vehicle Fitment
  • 2001 Dodge Dakota Base 4 Cyl 2.5L B1S1, B1S2
  • 2001 Dodge Dakota SLT 4 Cyl 2.5L B1S1, B1S2
  • 2001 Dodge Dakota Sport 4 Cyl 2.5L B1S1, B1S2
Product Details
Location : Before and After Catalytic ConverterNotes : Set Components - (2) Oxygen SensorType : 4-wireQuantity Sold : Set of 2Product Fit : Direct FitWire Length : 12.6 in. Wire LengthInterchange Part Number : ARBD960902Warranty : 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 Oxygen Sensor
Page 1 of 6 | Showing 1 - 15 of 88 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:Is this a diy replacement ? The O2 sensor for a 2003 jeep liberty renegade Show Less
Jonathan C.
A:BEST ANSWERHi Jonathan, Yes, these are direct replacements for the 2003 Jeep Liberty Renegade models. Show less
Arnel E.
 
1 Question, 1 AnswerView all Q&As >
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 >

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?