How to service the knock sensor (KS) for the 5.4L engine on Ford E-250?

When servicing the knock sensor (KS) of the 5.4L engine, remove the securing bolt, intake manifold, electrical connector and remove the sensor. Plug the new sensor by tightening it to 25 Nm (18 lb-ft) and do the same in reversing the process to install the new sensor.

OEM Ford E-250 Knock Sensor

Engine Knock Sensor

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Ford E-250 Knock Sensor Part Number: XL3Z-12A699-AA
$36.36 MSRP: $56.75
You Save: $20.39 (36%)
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Product Specifications
- Other Name: Sensor - Engine Knock; Ignition Knock (Detonation) Sensor
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2003-2014 Ford E-250 | Base | 8 Cyl 4.6 L FLEX, 8 Cyl 4.6 L GAS, 8 Cyl 5.4 L CNG, 8 Cyl 5.4 L FLEX, 8 Cyl 5.4 L GAS, 8 Cyl 5.4 L LPG
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Ford E-250 Knock Sensor Part Number: XL3Z-12A699-CA
Product Specifications
- Other Name: Sensor - Engine Knock
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2003 Ford E-250 | Base | 6 Cyl 4.2 L GAS

Ford E-250 Knock Sensor

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Ford E-250 Knock Sensor Parts and Q&A

Knock Sensor
XL3Z-12A699-AA
Q: How to service the knock sensor (KS) for the 5.4L engine on Ford E-250?
A: When servicing the knock sensor (KS) of the 5.4L engine, remove the securing bolt, Intake Manifold, electrical connector and remove the sensor. Plug the new sensor by tightening it to 25 Nm (18 lb-ft) and do the same in reversing the process to install the new sensor.