Buy Mazda CX-3 Ignition Knock (Detonation) Sensor. Protege; 2.0L. Knock Sensor - Repair or Replace Engine, Make, Repair - OEM Mazda Part # FS7N18921A (FS7N-18-921A)

Knock. Sensor. KNO. Ignition (Detonation).
Ignition Knock (Detonation) Sensor.

Ignition Knock (Detonation) Sensor

Fits Protege, Protege5

Protege; 2.0L.
Knock Sensor - Repair or Replace
A failed Knock Sensor will often have no noticeable symptoms beyond a check engine light or engine ping or knock, but it does cause your Mazda CX-3 to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and Mazda genuine parts.