Homeโ€บ Emission Control > Sensorsโ€บ Standard Ignition KS377 Ignition Knock (Detonation) Sensor
Part #: KS377

Standard Ignition KS377 Ignition Knock (Detonation) Sensor

103 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement โ€” Bolt-on fit, no modifications needed
Fitment: Ford and Lincoln, F-250 Super Duty, F-350 Super Duty, Mustang, Lobo, F-150, F-350, and Mark LT
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Overview of Standard Ignition KS377 Knock Sensor

The Standard Ignition KS377 Ignition Knock (Detonation) Sensor is designed for precise detection of engine knock in select Ford and Lincoln vehicles. This bolt-on sensor features a female square plug-in connector and is engineered to maintain optimal engine performance and emission control.

  • Bolt mount attachment method for secure installation
  • Female connector with a single square plug-in design
  • Two male blade terminals for reliable electrical connection
  • Compatible with Ford and Lincoln models including F-150, F-250 Super Duty, F-350, E-350 Super Duty, Mark LT, and Mustang

Detailed Product Description

The Standard Ignition KS377 knock sensor is a critical component in the emission control system, responsible for detecting engine detonation or knock. It uses a bolt-on mounting type to ensure a firm and stable fit on the engine block. The sensorโ€™s connector is female with a square shape and a single plug-in type, designed for straightforward and secure electrical connection. It features two male blade terminals, which provide a durable and consistent interface with the vehicleโ€™s wiring harness. This sensor is engineered specifically for Ford and Lincoln vehicles such as the F-150, F-250 Super Duty, F-350, E-350 Super Duty, Mark LT, and Mustang, ensuring compatibility and reliable performance.

Common Applications and Issues Addressed

  • Detects engine knock to prevent potential damage
  • Helps maintain optimal engine timing and performance
  • Supports emission control by monitoring detonation events
  • Prevents engine misfires related to knock sensor failure
  • Reduces risk of engine damage caused by uncontrolled detonation

Installation Notes and Tips

  • Ensure the sensor is mounted securely using the bolt-on method to avoid false readings
  • Verify the female square plug-in connector is fully seated and locked
  • Check wiring harness compatibility with the two male blade terminals before installation
  • Follow vehicle-specific torque specifications when tightening the sensor
  • Inspect the sensor and connector for damage or corrosion prior to installation

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The KS377 knock sensor undergoes rigorous testing to confirm its accuracy and longevity in emission control applications. Warranty coverage details should be confirmed with the product documentation or supplier, as it may vary by region or distributor.

BrandStandard Ignition
Part NumberKS377
Attachment MethodBolt On
Connector GenderFemale
Connector ShapeSquare
Connector TypePlug In
Mounting TypeBolt Mount
Terminal GenderMale
Terminal TypeBlade

This part fits 103 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2025FordF-250 Super Duty7.3LV8N/A
2025FordF-350 Super Duty7.3LV8N/A
2024FordF-250 Super Duty7.3LV8N/A
2024FordF-350 Super Duty7.3LV8N/A
2023FordE-350 Super Duty7.3LV8N/A
2023FordF-250 Super Duty7.3LV8N/A
2023FordF-350 Super Duty7.3LV8N/A
2023FordMustang2.3LL4N/A
2022FordE-350 Super Duty7.3LV8N/A
2022FordF-250 Super Duty6.2LV8N/A
2022FordF-350 Super Duty6.2LV8N/A
2022FordMustang2.3LL4N/A
2021FordE-350 Super Duty7.3LV8N/A
2021FordF-250 Super Duty6.2LV8N/A
2021FordF-250 Super Duty7.3LV8N/A
2021FordF-350 Super Duty7.3LV8N/A
2021FordMustang5.0LV8N/A
2021FordMustang5.2LV8N/A
2020FordF-250 Super Duty6.2LV8N/A
2020FordF-250 Super Duty7.3LV8N/A
2020FordF-350 Super Duty6.2LV8N/A
2020FordF-350 Super Duty7.3LV8N/A
2020FordMustang5.0LV8N/A
2020FordMustang5.2LV8N/A
2019FordE-350 Super Duty6.2LV8N/A
2019FordF-250 Super Duty6.2LV8N/A
2019FordF-250 Super Duty6.7LV8N/A
2019FordF-350 Super Duty6.2LV8N/A
2019FordF-350 Super Duty6.7LV8N/A
2019FordMustang5.0LV8N/A
2019FordMustang5.2LV8N/A
2018FordE-350 Super Duty6.2LV8N/A
2018FordF-250 Super Duty6.2LV8N/A
2018FordF-250 Super Duty6.7LV8N/A
2018FordF-350 Super Duty6.2LV8N/A
2018FordF-350 Super Duty6.7LV8N/A
2018FordMustang5.2LV8N/A
2018FordMustang5.0LV8N/A
2017FordE-350 Super Duty6.2LV8N/A
2017FordF-1505.0LV8N/A
2017FordF-250 Super Duty6.2LV8N/A
2017FordF-250 Super Duty6.7LV8N/A
2017FordF-350 Super Duty6.2LV8N/A
2017FordF-350 Super Duty6.7LV8N/A
2017FordMustang5.0LV8N/A
2017FordMustang5.2LV8N/A
2016FordF-1505.0LV8N/A
2016FordF-250 Super Duty6.2LV8N/A
2016FordF-250 Super Duty6.7LV8N/A
2016FordF-3506.2LV8N/A
2016FordF-350 Super Duty6.2LV8N/A
2016FordF-350 Super Duty6.7LV8N/A
2016FordMustang5.0LV8N/A
2016FordMustang5.2LV8N/A
2015FordF-1505.0LV8N/A
2015FordF-250 Super Duty6.2LV8N/A
2015FordF-250 Super Duty6.7LV8N/A
2015FordF-3506.2LV8N/A
2015FordF-350 Super Duty6.2LV8N/A
2015FordF-350 Super Duty6.7LV8N/A
2015FordMustang5.0LV8N/A
2015FordMustang5.2LV8N/A
2014FordF-1505.0LV8N/A
2014FordF-1506.2LV8N/A
2014FordF-250 Super Duty6.2LV8N/A
2014FordF-250 Super Duty6.7LV8N/A
2014FordF-3506.2LV8N/A
2014FordF-350 Super Duty6.2LV8N/A
2014FordF-350 Super Duty6.7LV8N/A
2014FordMustang5.0LV8N/A
2014FordMustang5.8LV8N/A
2014LincolnMark LT5.0LV8N/A
2013FordF-1506.2LV8N/A
2013FordF-1505.0LV8N/A
2013FordF-250 Super Duty6.2LV8N/A
2013FordF-250 Super Duty6.7LV8N/A
2013FordF-3506.2LV8N/A
2013FordF-350 Super Duty6.2LV8N/A
2013FordF-350 Super Duty6.7LV8N/A
2013FordMustang5.0LV8N/A
2013FordMustang5.8LV8N/A
2013LincolnMark LT5.0LV8N/A
2012FordF-1506.2LV8N/A
2012FordF-1505.0LV8N/A
2012FordF-250 Super Duty6.2LV8N/A
2012FordF-250 Super Duty6.7LV8N/A
2012FordF-3506.2LV8N/A
2012FordF-350 Super Duty6.2LV8N/A
2012FordF-350 Super Duty6.7LV8N/A
2012FordMustang5.4LV8N/A
2012FordMustang5.0LV8N/A
2012LincolnMark LT5.0LV8N/A
2011FordF-1506.2LV8N/A
2011FordF-1505.0LV8N/A
2011FordF-250 Super Duty6.2LV8N/A
2011FordF-250 Super Duty6.7LV8N/A
2011FordF-3506.2LV8N/A
2011FordF-350 Super Duty6.2LV8N/A
2011FordF-350 Super Duty6.7LV8N/A
2011FordMustang5.4LV8N/A
2011FordMustang5.0LV8N/A
2011LincolnMark LT5.0LV8N/A
2010FordF-1506.2LV8N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

5S1249371-696773026AL3Z12A699AAS10278DKS817KDSA44S8977SBA3805

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.