The Einparts knock sensor monitors combustion in the cylinders, detecting potential engine knock. It transmits information to the engine control unit, which adjusts engine operating parameters to prevent damage. It is installed in place of the corresponding original part.
- Type: Knock sensor
- Number of pins: 2
- Cable: No cable
- Plug shape: Rectangular
- Compatibility: Mazda 2, Mazda 3, Mazda 6, Mazda CX-5, Mazda MX-5
- OE number: MAZDA: PE01 18 921
- Replacement codes: FACET: 9.3257, FISPA: 83.3314, HOFFER: 75175001, INTERMOTOR: 70051, MEAT & DORIA: 875001, SIDAT: 83.3314, WE PARTS: 411790044