[Part Information] Part Name: Knock Sensor (Firing Sensor) Manufacturer: Bosch (OEM supplier to Ferrari) OEM Part Number: 169474 ※ 2 sensors required per vehicle. This listing is for 1 sensor. Please order quantity 2 if both are needed.
[Compatible Vehicles] Ferrari ・F355 XR (Motronic 5.2 only)
[Description] Bosch-manufactured knock sensor (firing sensor) supplied as OEM to Ferrari. Compatible with OEM part number 169474.
This sensor detects abnormal combustion (knocking) and allows the ECU to optimise ignition timing accordingly. It also plays a key role in protecting the engine from damage.
Consider replacing this part if you experience any of the following symptoms: ・Check engine light illuminated ・Loss of engine performance ・Increased fuel consumption
※ Symptoms are similar to those of a faulty camshaft position sensor. We recommend checking both parts together.
[Important Notes] ・Compatible with F355 XR (Motronic 5.2) only. Please verify before ordering. ・If you have any questions, please feel free to contact us.
