HomeEmission Control > SensorsGlobal Parts 1815013 Ignition Knock (Detonation) Sensor
Part #: 1815013

Global Parts 1815013 Ignition Knock (Detonation) Sensor

⚙️ 8 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$270.33Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Smart, Fortwo
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Global Parts Ignition Knock Sensor for Smart Fortwo

The Global Parts 1815013 Ignition Knock (Detonation) Sensor is designed specifically for Smart Fortwo vehicles. This sensor plays a critical role in detecting engine knock and ensuring optimal engine performance by providing accurate feedback to the engine control unit.

  • Terminal Type: Pin
  • Connector Quantity: 1
  • Connector Shape: Oval
  • Terminal Quantity: 2
  • Connector Gender: Female
  • Terminal Gender: Male

Detailed Product Description

The Global Parts 1815013 ignition knock sensor features a pin-type terminal with two male terminals housed within a single oval-shaped female connector. This configuration ensures a secure and reliable electrical connection, essential for accurate knock detection. The sensor is engineered to fit Smart Fortwo models, providing precise compatibility and seamless integration with the vehicle’s emission control system.

By monitoring engine vibrations caused by detonation, this sensor helps the engine control unit adjust ignition timing to prevent engine damage and maintain fuel efficiency. The oval connector shape and single connector quantity simplify installation and replacement, reducing the risk of connection errors.

Common Applications and Issues Addressed

  • Detects engine knocking or pinging to prevent engine damage
  • Helps maintain optimal ignition timing for improved fuel economy
  • Supports emission control by ensuring proper combustion
  • Prevents engine misfires related to detonation
  • Reduces risk of costly engine repairs due to knock-related damage

Installation Notes and Tips

When installing the Global Parts 1815013 ignition knock sensor on a Smart Fortwo, ensure the connector is properly aligned with the oval female connector to avoid damage to the terminals. Verify that the two-pin male terminal is fully seated to maintain a secure electrical connection. It is recommended to inspect the wiring harness for any signs of wear or corrosion before installation to ensure optimal sensor performance.

Quality Assurance and Warranty

Global Parts manufactures this ignition knock sensor to meet or exceed OEM specifications for Smart Fortwo vehicles. While specific warranty details are not provided, Global Parts products typically undergo rigorous quality control to ensure durability and reliable operation within the emission control system.

BrandGlobal Parts
Part Number1815013
Terminal TypePin
Connector Quantity1
Connector ShapeOval
Terminal Quantity2
Connector GenderFemale
Terminal GenderMale

This part fits 8 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2018SmartForfour0.9LL3N/A
2017SmartForfour0.9LL3N/A
2017SmartFortwo0.9LL3N/A
2016SmartForfour1.0LL3N/A
2016SmartFortwo0.9LL3N/A
2007SmartForfour1.5LL4N/A
2006SmartForfour1.5LL4N/A
2005SmartForfour1.5LL4N/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:

2819050100ES113663KS475

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