1991 Ford E-250 Econoline Club Wagon Oxygen Sensors

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Before Catalytic Converter Oxygen Sensor, Center, Sold Individually, 4-wire, 6 Cyl 4.9L
Part Number: REPF960904
Guaranteed to Fit
$25.35
Vehicle Fitment
  • 1991 Ford E-250 Econoline Club Wagon XL 6 Cyl 4.9L Center
  • 1991 Ford E-250 Econoline Club Wagon XLT 6 Cyl 4.9L Center
  • 1991 Ford E-250 Econoline Club Wagon Custom 6 Cyl 4.9L Center
Product Details
Location : Before Catalytic ConverterType : 4-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitWire Length : 15.75 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25024001Connector 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 Catalytic Converter Oxygen Sensor, Set of 2, 4-wire, 6 Cyl 4.9L
Part Number: SET-REPF960904-2
Guaranteed to Fit
$49.49
Vehicle Fitment
  • 1991 Ford E-250 Econoline Club Wagon XL 6 Cyl 4.9L
  • 1991 Ford E-250 Econoline Club Wagon XLT 6 Cyl 4.9L
  • 1991 Ford E-250 Econoline Club Wagon Custom 6 Cyl 4.9L
Product Details
Location : Before Catalytic ConverterComponents : (2) Oxygen SensorsType : 4-wireQuantity Sold : Set of 2Product Fit : Direct FitWire Length : 15.75 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25024001Connector 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 Catalytic Converter Oxygen Sensor, 4 Wire Sensor, Sold individually, 4-wire, 8 Cyl 7.5L
Part Number: REPF960908
Guaranteed to Fit
$19.49
Vehicle Fitment
  • 1991 Ford E-250 Econoline Club Wagon XL 8 Cyl 7.5L 4 Wire Sensor
  • 1991 Ford E-250 Econoline Club Wagon XL 8 Cyl 5.8L
  • 1991 Ford E-250 Econoline Club Wagon Custom 8 Cyl 5.8L
  • 1991 Ford E-250 Econoline Club Wagon Custom 8 Cyl 7.5L 4 Wire Sensor
  • 1991 Ford E-250 Econoline Club Wagon XLT 8 Cyl 7.5L 4 Wire Sensor
  • 1991 Ford E-250 Econoline Club Wagon XLT 8 Cyl 5.8L
Product Details
Location : Before Catalytic ConverterType : 4-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitWire Length : 18.82 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25024127Connector 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 Catalytic Converter Oxygen Sensor, Sold individually, 4-wire, 8 Cyl 5.8L
Part Number: JF960908
Guaranteed to Fit
$19.49
Vehicle Fitment
  • 1991 Ford E-250 Econoline Club Wagon XL 8 Cyl 7.5L 4 Wire Sensor
  • 1991 Ford E-250 Econoline Club Wagon XL 8 Cyl 5.8L
  • 1991 Ford E-250 Econoline Club Wagon Custom 8 Cyl 5.8L
  • 1991 Ford E-250 Econoline Club Wagon Custom 8 Cyl 7.5L 4 Wire Sensor
  • 1991 Ford E-250 Econoline Club Wagon XLT 8 Cyl 7.5L 4 Wire Sensor
  • 1991 Ford E-250 Econoline Club Wagon XLT 8 Cyl 5.8L
Product Details
Location : Before Catalytic ConverterType : 4-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitWire Length : 18.82 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25024127Connector Gender : Male ConnectorWarranty : 1-year JC Whitney 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: JF960904
Guaranteed to Fit
$26.99
Vehicle Fitment
  • 1991 Ford E-250 Econoline Club Wagon XL 6 Cyl 4.9L Center
  • 1991 Ford E-250 Econoline Club Wagon XLT 6 Cyl 4.9L Center
  • 1991 Ford E-250 Econoline Club Wagon Custom 6 Cyl 4.9L Center
Product Details
Location : Before Catalytic ConverterType : 4-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitWire Length : 15.75 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25024001Connector Gender : Male ConnectorWarranty : 1-year JC Whitney 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, Set of 2, 4-wire, 6 Cyl 4.9L - Before Catalytic Converter
Part Number: SET-JF960904-A
Guaranteed to Fit
$49.49
Vehicle Fitment
  • 1991 Ford E-250 Econoline Club Wagon XL 6 Cyl 4.9L Center
  • 1991 Ford E-250 Econoline Club Wagon XLT 6 Cyl 4.9L Center
  • 1991 Ford E-250 Econoline Club Wagon Custom 6 Cyl 4.9L Center
Product Details
Location : Before Catalytic ConverterComponents : (2) Oxygen SensorType : 4-wireQuantity Sold : Set of 2Product Fit : Direct FitWire Length : 15.75 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25024001Connector Gender : Male ConnectorWarranty : 1-year JC Whitney 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, Center, Set of 2, 4-wire, 6 Cyl 4.9L
Part Number: SET-JF960904-2
Guaranteed to Fit
$52.49
Vehicle Fitment
  • 1991 Ford E-250 Econoline Club Wagon XL 6 Cyl 4.9L Center
  • 1991 Ford E-250 Econoline Club Wagon XLT 6 Cyl 4.9L Center
  • 1991 Ford E-250 Econoline Club Wagon Custom 6 Cyl 4.9L Center
Product Details
Location : Before Catalytic ConverterComponents : (2) Oxygen SensorType : 4-wireQuantity Sold : Set of 2Product Fit : Direct FitWire Length : 15.75 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 JC Whitney 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, Sold individually, 4-wire, 6 Cyl 4.9L, Walker Products Aftermarket Base Sensor - Before Catalytic Converter
Part Number: WKP35034414
Guaranteed to Fit
$25.19
Vehicle Fitment
  • 1991 Ford E-250 Econoline Club Wagon XL 6 Cyl 4.9L
  • 1991 Ford E-250 Econoline Club Wagon XLT 6 Cyl 4.9L
  • 1991 Ford E-250 Econoline Club Wagon Custom 6 Cyl 4.9L
Product Details
Location : 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
Before Catalytic Converter Oxygen Sensor, OE Manufactured Part; For Part Number F09F9F472Ca; F1Uf9F472Ca, Sold Individually, 4-wire, 8 Cyl 7.5L, OE Replacement Series - Before Catalytic Converter
Part Number: BS15718
Guaranteed to Fit
$37.49
Vehicle Fitment
  • 1991 Ford E-250 Econoline Club Wagon XL 8 Cyl 7.5L OE Manufactured Part; For Part Number F09F9F472Ca; F1Uf9F472Ca
  • 1991 Ford E-250 Econoline Club Wagon XL 8 Cyl 5.8L OE Manufactured Part; For Part Number F09F9F472Ca; F1Uf9F472Ca; Over 8500 Lb GVW
  • 1991 Ford E-250 Econoline Club Wagon Custom 8 Cyl 7.5L OE Manufactured Part; For Part Number F09F9F472Ca; F1Uf9F472Ca
  • 1991 Ford E-250 Econoline Club Wagon XLT 8 Cyl 5.8L OE Manufactured Part; For Part Number F09F9F472Ca; F1Uf9F472Ca; Over 8500 Lb GVW
  • 1991 Ford E-250 Econoline Club Wagon XLT 8 Cyl 7.5L OE Manufactured Part; For Part Number F09F9F472Ca; F1Uf9F472Ca
  • 1991 Ford E-250 Econoline Club Wagon Custom 8 Cyl 5.8L OE Manufactured Part; For Part Number F09F9F472Ca; F1Uf9F472Ca; Over 8500 Lb GVW
Product Details
Location : Before Catalytic ConverterNotes : 18.9 in. Wire Length; 22mm Hex Size; Male Connector Gender; Threaded Mounting Type; SteelType : 4-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitInterchange Part Number : 15716Warranty : 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 EuroEcomm Landing Page : EuroSeries : OE Replacement Series
Upstream Oxygen Sensor, Alternative Fit 1, Sold Individually, 4-wire, 6 Cyl 4.9L, OE Replacement Series - Upstream
Part Number: BS15717
Guaranteed to Fit
$39.02
Vehicle Fitment
  • 1991 Ford E-250 Econoline Club Wagon XL 8 Cyl 5.8L OE Manufactured Part; Alternative Fit 1; For Part Number F09F9F472Aa; F1Uf9F472Aa; Below 8500 Lb GVW
  • 1991 Ford E-250 Econoline Club Wagon XLT 8 Cyl 5.8L OE Manufactured Part; Alternative Fit 1; For Part Number F09F9F472Aa; F1Uf9F472Aa; Below 8500 Lb GVW
  • 1991 Ford E-250 Econoline Club Wagon XL 6 Cyl 4.9L Alternative Fit 1
  • 1991 Ford E-250 Econoline Club Wagon XLT 6 Cyl 4.9L Alternative Fit 1
  • 1991 Ford E-250 Econoline Club Wagon Custom 6 Cyl 4.9L Alternative Fit 1
  • 1991 Ford E-250 Econoline Club Wagon Custom 8 Cyl 5.8L OE Manufactured Part; Alternative Fit 1; For Part Number F09F9F472Aa; F1Uf9F472Aa; Below 8500 Lb GVW
Product Details
Location : UpstreamType : 4-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitReplaces OE Number : CA0918861, F1UZ9F472B, F4AZ9F472B, F4ZZ9F472B, GU2Z9G444A, XR81557Interchange Part Number : 2344609, ES20104, CA0918861, F1UZ9F472B, F4AZ9F472B, F4ZZ9F472B, GU2Z9G444A, XR81557Warranty : 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 EuroEcomm Landing Page : EuroSeries : OE Replacement Series
Oxygen Sensor, OE Manufactured Part; Alternative Fit 1; For Part Number F09F9F472Aa; F1Uf9F472Aa; Below 500 Lb GVW, Set of 2, 4-wire, 5.8L 8Cyl, OE Replacement Series -
Part Number: SET-BS15717
Guaranteed to Fit
$77.99
Vehicle Fitment
  • 1991 Ford E-250 Econoline Club Wagon XL 8 Cyl 5.8L OE Manufactured Part; Alternative Fit 1; For Part Number F09F9F472Aa; F1Uf9F472Aa; Below 8500 Lb GVW
  • 1991 Ford E-250 Econoline Club Wagon XLT 8 Cyl 5.8L OE Manufactured Part; Alternative Fit 1; For Part Number F09F9F472Aa; F1Uf9F472Aa; Below 8500 Lb GVW
  • 1991 Ford E-250 Econoline Club Wagon Custom 8 Cyl 5.8L OE Manufactured Part; Alternative Fit 1; For Part Number F09F9F472Aa; F1Uf9F472Aa; Below 8500 Lb GVW
Product Details
Notes : Set Components - (2) Oxygen SensorType : 4-wireQuantity Sold : Set of 2Product Fit : Direct FitReplaces OE Number : CA0918861, F1UZ9F472B, F4AZ9F472B, F4ZZ9F472B, GU2Z9G444A, XR81557Interchange Part Number : 15716, 2344609, ES20104, CA0918861, F1UZ9F472B, F4AZ9F472B, F4ZZ9F472B, GU2Z9G444A, XR81557Warranty : 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 EuroEcomm Landing Page : EuroSeries : OE Replacement Series
Before Catalytic Converter Oxygen Sensor, 4 Wire Sensor, Sold individually, 4-wire, 8 Cyl 7.5L, Walker Products Original Equipment Base Sensor - Before Catalytic Converter
Part Number: 25024127
Guaranteed to Fit
$27.49
Vehicle Fitment
  • 1991 Ford E-250 Econoline Club Wagon XL 8 Cyl 7.5L 4 Wire Sensor
  • 1991 Ford E-250 Econoline Club Wagon XL 8 Cyl 5.8L
  • 1991 Ford E-250 Econoline Club Wagon Custom 8 Cyl 5.8L
  • 1991 Ford E-250 Econoline Club Wagon Custom 8 Cyl 7.5L 4 Wire Sensor
  • 1991 Ford E-250 Econoline Club Wagon XLT 8 Cyl 7.5L 4 Wire Sensor
  • 1991 Ford E-250 Econoline Club Wagon XLT 8 Cyl 5.8L
Product Details
Location : Before Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitWire Length : 19.69 in. Wire LengthInterchange Part Number : ARBM960908, 15718Warranty : 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 SensorReturns Policy : 30-Day Return Policy
Catalytic Converter Kit, CARB and Federal EPA Standards, 50-state Legal, 8 Cyl., 5.8L/7.5L Engines, Direct Fit, includes Oxygen Sensor
Part Number: KIT-083023-162
Guaranteed to Fit
$989.99
Vehicle Fitment
  • 1991 Ford E-250 Econoline Club Wagon XL 8 Cyl 7.5L EO# D-193-105, 2.5 in. Outlet
  • 1991 Ford E-250 Econoline Club Wagon Custom 8 Cyl 7.5L EO# D-193-105, 2.5 in. Outlet
  • 1991 Ford E-250 Econoline Club Wagon XL 8 Cyl 5.8L EO# D-193-105, 2.5 in. Outlet
  • 1991 Ford E-250 Econoline Club Wagon Custom 8 Cyl 5.8L EO# D-193-105, 2.5 in. Outlet
  • 1991 Ford E-250 Econoline Club Wagon XLT 8 Cyl 7.5L EO# D-193-105, 2.5 in. Outlet
  • 1991 Ford E-250 Econoline Club Wagon XLT 8 Cyl 5.8L EO# D-193-105, 2.5 in. Outlet
Product Details
Emissions : CARB and Federal EPA Standards, 50-state LegalComponents : (1) Catalytic Converter and (1) Oxygen SensorType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : 2-Piece KitEO Number : D-193-105Gasket Included : With GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 5-year or 50,000-mile Magnaflow limited warrantyReturns Policy : 30-Day Return PolicyProp 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.

Interchange Part Number : 25024127Specialty Part : Performance Part by JCWTube Material : Stainless Steel
Catalytic Converter, CARB and Federal EPA Standards, 50-state Legal, EO# D-193-105; 3 in. Outlet, 8 Cyl 7.5L, Naturally Aspirated
Part Number: KIT-083023-163
Guaranteed to Fit
$1,121.99
Vehicle Fitment
  • 1991 Ford E-250 Econoline Club Wagon XL 8 Cyl 7.5L EO# D-193-105, 3 in. Outlet
  • 1991 Ford E-250 Econoline Club Wagon Custom 8 Cyl 7.5L EO# D-193-105, 3 in. Outlet
  • 1991 Ford E-250 Econoline Club Wagon XL 8 Cyl 5.8L EO# D-193-105, 3 in. Outlet
  • 1991 Ford E-250 Econoline Club Wagon Custom 8 Cyl 5.8L EO# D-193-105, 3 in. Outlet
  • 1991 Ford E-250 Econoline Club Wagon XLT 8 Cyl 7.5L EO# D-193-105, 3 in. Outlet
  • 1991 Ford E-250 Econoline Club Wagon XLT 8 Cyl 5.8L EO# D-193-105, 3 in. Outlet
Product Details
Emissions : CARB and Federal EPA Standards, 50-state LegalComponents : (1) Catalytic Converter and (1) Oxygen SensorType : Catalytic ConverterProduct Fit : Direct FitRecommended Use : OE ReplacementQuantity Sold : 2-Piece KitEO Number : D-193-105Gasket Included : Without GasketOxygen Sensor Ports : Factory OEM PortsOxygen Sensor Port Location : Factory OEM LocationsWarranty : 5-year or 50,000-mile Magnaflow limited warrantyReturns Policy : 30-Day Return PolicyProp 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.

Interchange Part Number : 25024127Specialty Part : Performance Part by JCWTube Material : Stainless Steel
Oxygen Sensor, Sold Individually, 4-wire
Part Number: NP2344071
Guaranteed to Fit
$34.99
Vehicle Fitment
  • 1991 Ford E-250 Econoline Club Wagon Custom 6 Cyl 4.9L O.E. Quality Replacement Sensor
  • 1991 Ford E-250 Econoline Club Wagon XL 8 Cyl 5.8L GVW Under 8,500 Lbs.
  • 1991 Ford E-250 Econoline Club Wagon Custom 8 Cyl 5.8L GVW Under 8,500 Lbs.
  • 1991 Ford E-250 Econoline Club Wagon XL 6 Cyl 4.9L O.E. Quality Replacement Sensor
  • 1991 Ford E-250 Econoline Club Wagon XLT 6 Cyl 4.9L O.E. Quality Replacement Sensor
  • 1991 Ford E-250 Econoline Club Wagon XLT 8 Cyl 5.8L GVW Under 8,500 Lbs.
Product Details
Location : Before Catalytic ConverterType : 4-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitReplaces OE Number : 5W6Z9G444AA, 5W6Z9G444BA, F85Z9G444AB, F85Z9G444BAInterchange Part Number : 15718Warranty : 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.

Page 1 of 4 | Showing 1 - 15 of 47 results

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P2187 Code: System too Lean at Idle (Bank 1)
P2187 Code: System too Lean at Idle (Bank 1)Note that there is only one bank if your car has a straight engine and the scan tool will always refer to that bank as “Bank 1.” P2187 code indicates that your vehicle’s computer detected a potential issue with the fuel mixture at idle.
P2270 Code: O2 Sensor Signal Biased / Stuck Lean (Bank 1, Sensor 2)
P2270 Code: O2 Sensor Signal Biased / Stuck Lean (Bank 1, Sensor 2)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 is the downstream sensor on Bank 1. O2 2/1 is upstream on Bank 2 and O2
P0141 Code: Oxygen Sensor Heater Circuit Malfunction (Bank 1, Sensor 2)
P0141 Code: Oxygen Sensor Heater Circuit Malfunction (Bank 1, Sensor 2)With that in mind, it’s important to note that Bank 1 is always where the number 1 cylinder is located. Thus, on Ford pickups, Bank 1 is the passenger side bank, but on Chevy and Dodge pickups, Bank 1 is the driver side bank. You need to know this, or
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3Bank 1 is the side of the engine where the #1 cylinder is located. P0042 code is set when your car’s PCM determines a potential problem with the heater element circuit of the oxygen sensor.
P0135 Code: Heated O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 1)
P0135 Code: Heated O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 1)Diagnostic trouble code (DTC) P0135 stands for “Oxygen O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 1).” It is set when the car’s primary computer—also called the powertrain control module or PCM—determines that the heated oxygen sensor (HO2S) 1 heater current is higher or lower than the ideal amp for
P0134: O2 Sensor Circuit No Activity Detected (Bank 1, Sensor 1)
P0134: O2 Sensor Circuit No Activity Detected (Bank 1, Sensor 1)The Bank 1 portion of the code refers to the side of the engine with the number one cylinder. Sensor 1 refers to the upstream O2 sensor.