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2004 Ford Explorer
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2004 Ford Explorer

2004 Ford Explorer Knock Sensors

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Knock Sensor
Replacement
Knock Sensor
Part Number: RF31120001
Guaranteed to Fit
$11.04
Vehicle Fitment
  • 2004 Ford Explorer XLS 6 Cyl 4.0L
  • 2004 Ford Explorer Limited 6 Cyl 4.0L
  • 2004 Ford Explorer XLS Sport 6 Cyl 4.0L
  • 2004 Ford Explorer NBX 6 Cyl 4.0L
  • 2004 Ford Explorer Eddie Bauer 6 Cyl 4.0L
  • 2004 Ford Explorer XLT 6 Cyl 4.0L
  • 2004 Ford Explorer XLT Sport 6 Cyl 4.0L
Product Details
Configuration : 2 Blade Female Terminal & 1 Male ConnectorReplaces OE Number : XL3Z12A699BA, 1F2218921Quantity Sold : Sold individuallyWarranty : 1-year Replacement unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Phthalates, 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 : KS126, XL3Z12A699BA, 1F2218921Returns Policy : 30-Day Return Policy
Knock Sensor
Walker Products®
Knock Sensor
Part Number: 2421052
Guaranteed to Fit
$29.21
Vehicle Fitment
  • 2004 Ford Explorer XLS 6 Cyl 4.0L Eng. VIN: E
  • 2004 Ford Explorer Limited 6 Cyl 4.0L Eng. VIN: E
  • 2004 Ford Explorer XLS Sport 6 Cyl 4.0L Eng. VIN: E
  • 2004 Ford Explorer NBX 6 Cyl 4.0L Eng. VIN: E
  • 2004 Ford Explorer Eddie Bauer 6 Cyl 4.0L Eng. VIN: K
  • 2004 Ford Explorer XLT 6 Cyl 4.0L Eng. VIN: K
  • 2004 Ford Explorer XLT Sport 6 Cyl 4.0L Eng. VIN: K
Product Details
Notes : 40.75 mm Length; (2) Female Blade Terminals; (1) Male Rectangular Connector; Includes Wiring HarnessQuantity Sold : Sold individuallyWarranty : 90-day Walker Products limited 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.

Standard OE Replacement Knock Sensor
Standard®
Standard OE Replacement Knock Sensor
Part Number: SIKS126
Guaranteed to Fit
$29.99
Vehicle Fitment
  • 2004 Ford Explorer XLS 6 Cyl 4.0L
  • 2004 Ford Explorer Limited 6 Cyl 4.0L
  • 2004 Ford Explorer XLS Sport 6 Cyl 4.0L
  • 2004 Ford Explorer NBX 6 Cyl 4.0L
  • 2004 Ford Explorer Eddie Bauer 6 Cyl 4.0L
  • 2004 Ford Explorer XLT 6 Cyl 4.0L
  • 2004 Ford Explorer XLT Sport 6 Cyl 4.0L
Product Details
Notes : With wiring harnessQuantity Sold : Sold individuallyWarranty : 3-year or 36,000-mile Standard 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 : Standard OE ReplacementInterchange Part Number : RF31120001
Knock Sensor
Bosch®
Knock Sensor
Part Number: BS0261231314
Guaranteed to Fit
$20.49
Vehicle Fitment
  • 2004 Ford Explorer XLS 6 Cyl 4.0L Replacement Item
  • 2004 Ford Explorer Limited 6 Cyl 4.0L Replacement Item
  • 2004 Ford Explorer XLS Sport 6 Cyl 4.0L Replacement Item
  • 2004 Ford Explorer NBX 6 Cyl 4.0L Replacement Item
  • 2004 Ford Explorer Eddie Bauer 6 Cyl 4.0L Replacement Item
  • 2004 Ford Explorer XLT 6 Cyl 4.0L Replacement Item
  • 2004 Ford Explorer XLT Sport 6 Cyl 4.0L Replacement Item
Product Details
Notes : Includes Knock Sensor; Does Not Include Knock Sensor Module and Knock Sensor Wiring HarnessQuantity Sold : Sold individuallyWarranty : Limited Lifetime 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 : European Vehicle Parts
Knock Sensor
Delphi®
Knock Sensor
Part Number: DELAS10268
Guaranteed to Fit
$32.49
Vehicle Fitment
  • 2004 Ford Explorer XLS 6 Cyl 4.0L
  • 2004 Ford Explorer Limited 6 Cyl 4.0L
  • 2004 Ford Explorer XLS Sport 6 Cyl 4.0L
  • 2004 Ford Explorer NBX 6 Cyl 4.0L
  • 2004 Ford Explorer Eddie Bauer 6 Cyl 4.0L
  • 2004 Ford Explorer XLT 6 Cyl 4.0L
  • 2004 Ford Explorer XLT Sport 6 Cyl 4.0L
Product Details
Quantity Sold : Sold individuallyWarranty : 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.

Knock Sensor
GPD®
Knock Sensor
Part Number: GPD1811761
Guaranteed to Fit
$25.99
Vehicle Fitment
  • 2004 Ford Explorer XLS 6 Cyl 4.0L
  • 2004 Ford Explorer Limited 6 Cyl 4.0L
  • 2004 Ford Explorer XLS Sport 6 Cyl 4.0L
  • 2004 Ford Explorer NBX 6 Cyl 4.0L
  • 2004 Ford Explorer Eddie Bauer 6 Cyl 4.0L
  • 2004 Ford Explorer XLT 6 Cyl 4.0L
  • 2004 Ford Explorer XLT Sport 6 Cyl 4.0L
Product Details
Quantity Sold : Sold individuallyWarranty : 1 year GPD 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.

Knock Sensor, Sold individually
GPD®
Knock Sensor, Sold individually
Part Number: GPD1811835
Guaranteed to Fit
$44.99
Vehicle Fitment
  • 2004 Ford Explorer XLT Sport 8 Cyl 4.6L Ignition Knock Sensor
  • 2004 Ford Explorer Limited 8 Cyl 4.6L Ignition Knock Sensor
  • 2004 Ford Explorer NBX 8 Cyl 4.6L Ignition Knock Sensor
  • 2004 Ford Explorer Eddie Bauer 8 Cyl 4.6L Ignition Knock Sensor
  • 2004 Ford Explorer XLT 8 Cyl 4.6L Ignition Knock Sensor
Product Details
Quantity Sold : Sold individuallyWarranty : 1 year GPD 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.

Standard OE Replacement Knock Sensor
Standard®
Standard OE Replacement Knock Sensor
Part Number: SIKS189
Guaranteed to Fit
$75.99
Vehicle Fitment
  • 2004 Ford Explorer XLT Sport 8 Cyl 4.6L
  • 2004 Ford Explorer Limited 8 Cyl 4.6L
  • 2004 Ford Explorer NBX 8 Cyl 4.6L
  • 2004 Ford Explorer Eddie Bauer 8 Cyl 4.6L
  • 2004 Ford Explorer XLT 8 Cyl 4.6L
Product Details
Quantity Sold : Sold individuallyWarranty : 3-year or 36,000-mile Standard 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 : Standard OE Replacement
Page 1 of 1 | Showing 1 - 8 of 8 results

Top Rated Products

Replacement Knock Sensor
$11.04( Review)
Very quick to ship and always the correct part.
Mike T.
VERIFIED PURCHASER

Popular Products

Product Questions & Answers

GPD Knock Sensor, Sold individually
$44.99
Q:What all comes in package ?
Marcus R.
A:BEST ANSWERHi Marcus, I'm glad to assist you. Just one knock sensor. If you're interested in this part, you can click on the link below for direct ordering to take advantage of our ongoing sale and limited stocks. I hope this helps and happy shopping. https://www.carparts.com/knock-sensor/gpd/gpd1811835?can=CPAE1047_20220721 Show less
Arnel E.
 
1 Question, 1 AnswerView all Q&As >

Helpful Automotive Resources

P0334 Code: Knock Sensor 2 Circuit Intermittent (Bank 2)
P0334 Code: Knock Sensor 2 Circuit Intermittent (Bank 2)The knock sensor generates a low amount of electricity while the engine is running.   A code P0334 will be stored if the PCM detects an unusual signal from knock sensor 2.
P0324 Code: Knock Control System Error
P0324 Code: Knock Control System ErrorThe knock sensor is part of the knock control system that includes its connector, wiring, and the PCM. Most sensors are attached to the engine block, cylinder head, or intake manifold. In most engines, there is a knock sensor for every cylinder bank. There are some engine designs that have
P0333 Code: Knock Sensor 2 Circuit High Bank 2
P0333 Code: Knock Sensor 2 Circuit High Bank 2The algorithms in the ECM/PCM are set up in such a way that spurious knocking noises not related to combustion are ignored. – Richard McCuistian, ASE Certified Master Automobile Technician
8 of the Most Important Car Sensors You Should Know About
8 of the Most Important Car Sensors You Should Know AboutAs a driver, you must know what these sensors are and how they contribute to your vehicle’s performance. Here are some of the most common car sensors you should know about. Oxygen Sensor The oxygen (O2) sensor measures the exhaust’s oxygen content.
P0326 Code: Knock Sensor 1 Circuit Range / Performance Bank 1
P0326 Code: Knock Sensor 1 Circuit Range / Performance Bank 1A knock sensor is a one-wire or two-wire sensor mounted on a cylinder block, and it detects engine knocking. “Knock sensor 1” in this code refers to the first sensor (if there are two), while “bank 1” refers to the side of the engine with cylinder #1.
P0328 Code: Knock Sensor 1 Circuit High (Bank 1 )
P0328 Code: Knock Sensor 1 Circuit High (Bank 1 )Knock sensors are devices that are used to detect engine knock. This sensor is typically a two-wire sensor, though there are some devices that only have one wire. The knock sensor receives a 5-volt reference and returns a signal to the PCM.