How to service the knock sensor on Ford Explorer?

Service of the knock sensor starts with removing the intake manifold. The knock sensor requires removal first by unbolting it and then pulling out the sensor itself. To put the sensor in place you should perform the opposite steps used during removal.

How to service the Knock Sensor (KS) on the 4.0L SOHC engine on Ford Mustang?

The service of the Knock Sensor (KS) on the 4.0L SOHC engine requires removing the intake manifold as the first step. The Knock Sensor electrical connector needs to be separated before continuing. Uninstall the Knock Sensor by dislodging its securing bolt from the sensor itself. The Knock Sensor installation requires torqueing it up to 20 Nm (177 lb-in) followed by performing the reversal of the removal process for completion of the installation.

How to service the knock sensor (KS) on Ford Ranger?

The service of the knock sensor requires technicians to disconnect the battery ground cable first. Rise the vehicle before maintaing support to its position. The service process of the KS starts by first disconnecting its electrical connector then removing the bolt holding it in place to finally extract the sensor itself. You should uninstall the sensor by following the installation steps in reverse order.

OEM Ford Knock Sensor

Engine Knock Sensor

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34 Knock Sensors found

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Ford Knock Sensor
Part Number: 1N1Z-12A699-A
$24.56 MSRP: $38.00
You Save: $13.44 (36%)
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Product Specifications
- Other Name: Sensor - Engine Knock; Ignition Knock (Detonation) Sensor
Fits the following Ford Models:
- EcoSport | 2018-2021 | S, SE, Titanium | 3 Cyl 1.0 L GAS
- Fiesta | 2014-2017 | SE | 3 Cyl 1.0 L GAS
- Focus | 2015-2018 | SE | 3 Cyl 1.0 L GAS
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Ford Knock Sensor
Part Number: 1L2Z-12A699-AA
$105.23 MSRP: $167.09
You Save: $61.86 (38%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Sensor - Engine Knock; Ignition Knock (Detonation) Sensor
- Manufacturer Note: Dual headed Bolt on type sensor
Fits the following Ford Models:
- Explorer | 2002-2005 | Eddie Bauer, Limited, NBX, XLT, XLT Sport | 8 Cyl 4.6 L GAS
- Explorer Sport Trac | 2007-2010 | Limited, XLT | 8 Cyl 4.6 L GAS
- F-150 | 2009-2010 | FX2, STX, XL, XLT | 8 Cyl 4.6 L GAS
- Mustang | 2005-2009 | Bullitt, GT, Shelby GT | 8 Cyl 4.6 L GAS
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Ford Knock Sensor
Part Number: FT4Z-12A699-C
$49.70 MSRP: $81.78
You Save: $32.08 (40%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Sensor - Engine Knock; Ignition Knock (Detonation) Sensor
- Replaced by: FT4Z-12A699-D
Fits the following Ford Models:
- Edge | 2015-2023 | Sport, ST | 6 Cyl 2.7 L GAS
- Explorer | 2020-2023 | King Ranch, Platinum, ST | 6 Cyl 3.0 L GAS
- F-150 | 2015-2023 | Lariat, XL, XLT | 6 Cyl 2.7 L GAS
- Fusion | 2017-2020 | Platinum, S, SE, SEL, Sport, Titanium | 4 Cyl 1.5 L GAS, 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS, 6 Cyl 2.7 L GAS
- Police Interceptor Utility | 2020-2023 | Base | 6 Cyl 3.0 L GAS
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Ford Knock Sensor
Part Number: 4C3Z-12A699-AA
$67.97 MSRP: $107.93
You Save: $39.96 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor - Engine Knock; Ignition Knock (Detonation) Sensor
Fits the following Ford Models:
- E-350 Club Wagon | 2005 | Chateau, XL, XLT | 10 Cyl 6.8 L GAS
- E-350 Super Duty | 2005-2007 | Base, Chateau, XL, XLT | 10 Cyl 6.8 L GAS
- F-250 Super Duty | 2007-2010 | Cabela's, FX4, Harley-Davidson Edition, King Ranch, Lariat, XL, XLT | 10 Cyl 6.8 L GAS
- F-350 Super Duty | 2008-2010 | Cabela's, FX4, Harley-Davidson Edition, King Ranch, Lariat, XL, XLT | 10 Cyl 6.8 L GAS
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Ford Knock Sensor
Part Number: ML3Z-12A699-B
$152.40 MSRP: $242.00
You Save: $89.60 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Sensor - Engine Knock; Ignition Knock (Detonation) Sensor
- Replaces: ML3Z-12A699-A
Fits the following Ford Models:
- Expedition | 2022-2024 | King Ranch, Limited, Max King Ranch, Max Limited, Max Platinum, Max SSV, Max XL, Max XLT, Platinum, SSV, Timberline, XL, XL STX, XLT | 6 Cyl 3.5 L FLEX, 6 Cyl 3.5 L GAS
- F-150 | 2021-2023 | King Ranch, Lariat, Limited, Platinum, Police Responder, Raptor, SSV, Tremor, XL, XLT | 6 Cyl 3.5 L FULL HYBRID EV-GAS (FHEV), 6 Cyl 3.5 L GAS
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Ford Knock Sensor
Part Number: F6ZZ-12A699-AA
Product Specifications
- Other Name: Sensor - Engine Knock
Fits the following Ford Models:
- E-150 Econoline | 1997-1999 | Base, XL
- E-150 Econoline Club Wagon | 1997-1999 | Chateau, Custom, XLT
- Expedition | 1997-1999 | Eddie Bauer, XLT | 8 Cyl 4.6 L GAS
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Ford Knock Sensor
Part Number: F8CZ-12A699-AA
Product Specifications
- Other Name: Sensor - Engine Knock; Ignition Knock (Detonation) Sensor
Fits the following Ford Models:
- Focus | 2000-2004 | LX, SE | 4 Cyl 2.0 L GAS
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Ford Knock Sensor
Part Number: E6TZ12A699A
Product Specifications
- Other Name: Sensor - Engine Knock
Fits the following Ford Models:
- Explorer | 1992-1996 | Eddie Bauer, Expedition, Limited, Sport, XL, XLT | 6 Cyl 4.0 L GAS
- Ranger | 1993-1999 | Splash, Sport, STX, XL, XL Sport, XLT | 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS, 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS, 6 Cyl 4.0 L GAS
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Ford Knock Sensor
Part Number: F77Z-12A699-AA
Product Specifications
- Other Name: Sensor - Engine Knock; Ignition Knock (Detonation) Sensor
Fits the following Ford Models:
- E-150 Econoline | 1997-1999 | Base, XL
- E-150 Econoline Club Wagon | 1997-1999 | Chateau, Custom, XLT
- E-250 Econoline | 1997-1999 | Base
- E-350 Econoline | 1997-1998 | Base, XL | 10 Cyl 6.8 L GAS, 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
- E-350 Econoline Club Wagon | 1997-1999 | Chateau, Custom, XL HD, XLT, XLT HD | 10 Cyl 6.8 L GAS, 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
- E-350 Super Duty | 1999 | Base, XL | 10 Cyl 6.8 L GAS, 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
- Expedition | 1997-1999 | Eddie Bauer, XLT | 8 Cyl 5.4 L GAS
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Ford Knock Sensor
Part Number: XW4Z-12A699-BA
Product Specifications
- Other Name: Sensor - Engine Knock
Fits the following Ford Models:
- Thunderbird | 2002 | Base, Neiman Marcus | 8 Cyl 3.9 L GAS
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Ford Knock Sensor
Part Number: F6DZ12A699AA
Product Specifications
- Other Name: Ignition Knock (Detonation) Sensor; Sensor - Engine Knock
Fits the following Ford Models:
- Taurus | 1996-1999 | SHO | 8 Cyl 3.4 L GAS
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Ford Knock Sensor
Part Number: F6RZ12A699AA
Product Specifications
- Other Name: Sensor - Engine Knock
Fits the following Ford Models:
- Contour | 1995-1999 | GL, GL Sport, LX, LX Sport, SE, Sport, SVT | 6 Cyl 2.5 L GAS
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Ford Knock Sensor
Part Number: F77Z-12A699-BA
Product Specifications
- Other Name: Sensor - Engine Knock; Ignition Knock (Detonation) Sensor
Fits the following Ford Models:
- Explorer | 1997-1998 | Eddie Bauer, Limited, Sport, XL, XLT | 6 Cyl 4.0 L GAS
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Ford Knock Sensor
Part Number: YF1Z-12A699-AA
Product Specifications
- Other Name: Sensor - Engine Knock
Fits the following Ford Models:
- Taurus | 2000-2002 | SE, SE Comfort, SEL, SES, SVG | 6 Cyl 3.0 L GAS
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Ford Knock Sensor
Part Number: YL8Z-12A699-AA
Product Specifications
- Other Name: Sensor - Engine Knock; Ignition Knock (Detonation) Sensor
Fits the following Ford Models:
- Escape | 2001-2007 | Limited, XLS, XLT, XLT No Boundaries, XLT Sport | 6 Cyl 3.0 L GAS
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Ford Knock Sensor
Part Number: XS8Z-12A699-AA
Product Specifications
- Other Name: Sensor - Engine Knock; Ignition Knock (Detonation) Sensor
Fits the following Ford Models:
- Thunderbird | 2003-2005 | 50th Anniversary Edition, Base, James Bond Edition, Pacific Coast Roadster | 8 Cyl 3.9 L GAS
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Ford Knock Sensor
Part Number: 3M8Z-12A699-AA
Product Specifications
- Other Name: Sensor - Engine Knock; Ignition Knock (Detonation) Sensor
Fits the following Ford Models:
- Fusion | 2006-2009 | SE, SEL | 6 Cyl 3.0 L GAS
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Ford Knock Sensor
Part Number: F65Z-12A699-AA
Product Specifications
- Other Name: Sensor - Engine Knock
Fits the following Ford Models:
- E-150 Econoline | 1997-1998 | Base, XL | 6 Cyl 4.2 L GAS
- E-150 Econoline Club Wagon | 1997-1998 | Chateau, Custom, XLT | 6 Cyl 4.2 L GAS
- E-250 Econoline | 1997-1998 | Base | 6 Cyl 4.2 L GAS
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Ford Knock Sensor
Part Number: F6RZ-12A699-DA
Product Specifications
- Other Name: Sensor - Engine Knock; Ignition Knock (Detonation) Sensor
Fits the following Ford Models:
- Contour | 1996-1999 | Base, GL, LX, SE, Sport | 4 Cyl 2.0 L BI-FUEL, 4 Cyl 2.0 L GAS
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Ford Knock Sensor
Part Number: XL3Z-12A699-CA
Product Specifications
- Other Name: Sensor - Engine Knock
Fits the following Ford Models:
- E-150 | 2003 | Base | 6 Cyl 4.2 L GAS
- E-150 Econoline | 1999-2002 | Base, XL | 6 Cyl 4.2 L GAS
- E-150 Econoline Club Wagon | 1999-2002 | Chateau, Custom, XL, XLT | 6 Cyl 4.2 L GAS
- E-250 | 2003 | Base | 6 Cyl 4.2 L GAS
- E-250 Econoline | 1999 | Base | 6 Cyl 4.2 L GAS
- F-150 | 1999-2004 | Base, FX4, Harley-Davidson Edition, King Ranch, Lariat, Lightning, STX, XL, XLT | 6 Cyl 4.2 L GAS, 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
- F-150 Heritage | 2004 | SVT Lightning, XL, XLT | 6 Cyl 4.2 L GAS, 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L BI-FUEL, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L GAS
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Ford Knock Sensor Parts Questions & Experts Answers

Knock Sensor
1L2Z-12A699-AA
Q: How to service the knock sensor on Ford Explorer?
A: Service of the knock sensor starts with removing the intake manifold. The knock sensor requires removal first by unbolting it and then pulling out the sensor itself. To put the sensor in place you should perform the opposite steps used during removal.
Knock Sensor
4L3Z-12A699-AA
Q: How to service the Knock Sensor (KS) on the 4.0L SOHC engine on Ford Mustang?
A: The service of the Knock Sensor (KS) on the 4.0L SOHC engine requires removing the intake manifold as the first step. The Knock Sensor electrical connector needs to be separated before continuing. Uninstall the Knock Sensor by dislodging its securing bolt from the sensor itself. The Knock Sensor installation requires torqueing it up to 20 Nm (177 lb-in) followed by performing the reversal of the removal process for completion of the installation.
Knock Sensor
1S7Z-12A699-BB
Q: How to service the knock sensor (KS) on Ford Ranger?
A: The service of the knock sensor requires technicians to disconnect the battery ground cable first. Rise the vehicle before maintaing support to its position. The service process of the KS starts by first disconnecting its electrical connector then removing the bolt holding it in place to finally extract the sensor itself. You should uninstall the sensor by following the installation steps in reverse order.