Buy Mazda CX-3 Ignition Knock (Detonation) Sensor. 2.3 LITER. 2.5 LITER. B2300. CX-7; 2.5L. Mazda3 LITER, Engine, Make - OEM Mazda Part # LF0118921 (1F20-18-921, 1F20-18-921A, 1F2018921, 1F2018921A, LF01-18-921)

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

Ignition Knock (Detonation) Sensor

Fits 3, 5, 6, B2300, CX-7, MX-5 Miata, Tribute

2.3 LITER. 2.5 LITER. B2300. CX-7; 2.5L. Mazda3. Mazda3; 2.5L. Mazda5. Mazda6; 2.3L. Mazda6; 2.5L. Miata MX5. Tribute. Tribute HEV. Tribute; 2.3L. W/O MAZDASPEED. W/O MAZDASPEED6, 2.3 LITER.
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.