HomeEmission Control > SensorsGlobal Parts 1811971 Ignition Knock (Detonation) Sensor
Part #: 1811971

Global Parts 1811971 Ignition Knock (Detonation) Sensor

⚙️ 5 vehicles fit this part
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Select your vehicle to confirm fitment
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$169.30Free Shipping
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Acura, TSX
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Overview of Global Parts Ignition Knock Sensor for Acura TSX

The Global Parts Ignition Knock (Detonation) Sensor, part number 1811971, is designed specifically for Acura TSX models. This sensor plays a critical role in detecting engine knock and ensuring optimal engine performance.

  • Length: 1.93 inches for precise fitment
  • Blade terminal type for reliable electrical connection
  • Single female oblong connector for secure attachment
  • One terminal quantity ensuring compatibility with vehicle wiring
  • Mounting hardware not included, allowing use of existing components

Detailed Product Description

The Global Parts 1811971 ignition knock sensor is engineered to monitor engine detonation by detecting vibrations caused by knocking. Its 1.93-inch length and blade terminal type provide a secure and accurate connection within the Acura TSX engine bay. The sensor features one female oblong connector, designed to interface seamlessly with the vehicle’s wiring harness. While mounting hardware is not included, the sensor is compatible with standard Acura TSX mounting points, facilitating straightforward replacement.

Common Applications and Issues Addressed

  • Detects engine knock to prevent potential damage
  • Helps maintain optimal ignition timing for fuel efficiency
  • Reduces engine noise caused by detonation
  • Prevents engine misfires related to knock sensor failure
  • Supports emission control by ensuring proper combustion

Installation Notes and Tips

When installing the Global Parts 1811971 ignition knock sensor on an Acura TSX, ensure the sensor is mounted securely using the vehicle’s original hardware. Verify the blade terminal connection is clean and free of corrosion before attaching the female oblong connector. It is recommended to disconnect the battery before installation to avoid electrical shorts. Proper torque specifications should be followed to avoid sensor damage.

Quality Assurance and Warranty

Global Parts manufactures this ignition knock sensor to meet OEM standards for fit and function. While mounting hardware is not included, the sensor undergoes quality checks to ensure reliable performance. Please refer to Global Parts’ warranty policy for coverage details related to part defects or failures.

This part fits 5 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2014AcuraTSX2.4LL4N/A
2013AcuraTSX2.4LL4N/A
2012AcuraTSX2.4LL4N/A
2011AcuraTSX2.4LL4N/AEnsure compatibility prior to purchasing this Ignition Knock Sensor.
2010AcuraTSX2.4LL4N/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:

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