The Walker Products Ignition Knock (Detonation) Sensor (part number 242-1174) is a direct-fit replacement for 2004-2016 Volvo vehicles with 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:
- Exact OE Fit: Installs directly into original mounting locations using factory connectors and threads—no modifications required.
- OE Replacement Sensitivity:Â Calibrated to match factory frequency response and output for seamless ECU integration and spark control.
- Detects Engine Knock:Â Monitors vibration frequencies to detect detonation and prevent pre-ignition engine damage.
- Restores Ignition Timing Accuracy:Â Supports optimal fuel efficiency, performance, and emissions by correcting spark advance during knock conditions.
- Built for Harsh Environments:Â Engineered to resist heat, vibration, and oil exposure for long-lasting signal reliability.
Specifications:
| Number of Terminals | 4 |
| Connector Type | Pin |
| Connector Shape | Oblong |
| Connector Gender | Male |
| Terminal Gender | Female |
Fits: 2004-2016 Volvo models including C30, C70, S40, S60, S60 Cross Country, V50, V60, V60 Cross Country and more — 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: VEMO V25-72-1092, Ford 1371593, Ford 6M5G12A699AA, Hella 6PG 009 108-831, Hoffer Products 7517504, Fispa 84.049, NTK ID0019, ERA 550436 and 17 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.
