Subaru Knock Sensor

This is a simple overview on diagnosing knock sensor issues with your subaru impreza forester legacy etc.

Subaru knock sensor.

One sensor in particular called the knock sensor acts as a sophisticated listening device in the engine. The knock sensor is designed to sense knocking signals from each cylinder. The subaru knock sensor is a device that outputs a signal that is read by the ecu engine control unit to determine if engine knock is present. Centaurus ignition detonation knock sensor 22060 aa070 22060aa070 su4990 5s2294 replacement for 1998 2002 subaru forester 1998 2003 subaru impreza 2000 2002 subaru legacy 2000 2002 subaru outback 4 6 out of 5 stars 3.

A knocking vibration from the cylinder block is sensed as vibrational pressure. P0327 subaru meaning the knock sensor is attached to the cylinder block. Subaru knock sensors look something like this. Depending on your year and model yours will be similar but the designs did change slightly every few years.

The one pictured above fits 95 and 96 ej22. 97 to 99 are similar but have a 2 pin plug instead of single pin. You can t chase misfires with a knock sensor code knock sensors provide. The knock sensor is a piezo electric type element which converts knocking vibrations into electrical signals.

Please narrow the engine knock sensor results by selecting the vehicle. Engine knock sensor enter your vehicle info to find more parts and verify fitment we offer a full selection of genuine subaru knock sensors engineered specifically to restore factory performance. It detects any engine noises caused by detonation when fuel explodes in an engine s cylinder and adjusts ignition timing accordingly. Knock sensor diagnosis for subaru.