BRAND NEW *OEM QUALITY* ENGINE KNOCK SENSOR TO SUIT Toyota Corolla Yaris Prius Echo 1.5L1NZ-FE 1NZ-FXE Engines

TO SUIT:

OEM# 8961502020, 8961506010, 8961520090, 89615BZ030

Package Includes:

1 X *OEM QUALITY* ENGINE KNOCK SENSOR (2-PIN PLUG). SOME VEHICLE REQUIRES 2. THE LISTING IS FOR 1 PIECE.

The knock sensor is located on the engine block, cylinder head, or intake manifold. Its function is to monitor engine operation to optimize performance. In addition, knock sensors protect the engine against power loss and engine knock.