The Walker Products Ignition Knock (Detonation) Sensor (part number 242-1033) is a direct-fit replacement for 1992-2001 Acura and Honda vehicles with 1.7L, 1.8L, and 2.5L engines. Walker Products Knock Sensors are OE Replacement components that detect engine detonation to help the ECU adjust timing and prevent internal engine damage.
Features:
- OE Replacement Sensitivity:Â Calibrated to match factory frequency response and output for seamless ECU integration and spark control.
- Exact OE Fit: Installs directly into original mounting locations using factory connectors and threads—no modifications required.
- Detects Engine Knock:Â Monitors vibration frequencies to detect detonation and prevent pre-ignition engine damage.
- Built for Harsh Environments:Â Engineered to resist heat, vibration, and oil exposure for long-lasting signal reliability.
- Restores Ignition Timing Accuracy:Â Supports optimal fuel efficiency, performance, and emissions by correcting spark advance during knock conditions.
Specifications:
| Number of Terminals | 1 |
| Connector Type | Blade |
| Connector Shape | Circle |
| Connector Gender | Male |
| Terminal Gender | Female |
Fits: 1992-2001 Acura and Honda models including Integra, Vigor, Civic, Civic del Sol, and Prelude — 1.7L, 1.8L, and 2.5L engines.
Confirm the year, make, model, and engine against your vehicle before ordering. Full application data is shown in the fitment lookup on this page.
Interchanges With: KEM 144-175, Tomco Products 29013, Acura 30530PV1A01, Acura 30530PV7A01, Wells SU4779, NTK ID0084, SMP KS66, BWD S8611 and 1 more
WARNING: This product can expose you to chemicals, including lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm.
