BOSCH Knock Sensor (0261231181) Fits: Vauxhall Astra Sport Hatch

Bosch Knock Sensors are highly accurate and sensitive to detect engine knock, ensuring efficient performance and long life of your vehicle.
A failed or failing knock sensor may exhibit a Check Engine Light, misfire or hesitation, burning exhaust smell, and audible engine knock.
Bosch offers Knock sensors for many applications.