Problem Reports

Subaru Impreza

Report: Check Engine Light Due to Failed Knock Sensor

Subaru Impreza Problem

12 Reports

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Model Years Affected: 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010

The Check Engine Light may illuminate because of a failed knock sensor. Although the sensor often tests okay, it can fail intermittently, while the vehicle is being driven.

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Visitor, 2001 Subaru Impreza

I took car in because I was told that the knock sensor was causing the check engine light to go on. The work was done but the light has stayed on.

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Visitor, 2001 Subaru Impreza

I took car in because I was told that the knock sensor was causing the check engine light to go on. The work was done but the light has stayed on.

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