Problem Reports

Subaru Impreza WRX STI

Report: Check Engine Light Due to Failed Knock Sensor

Subaru Impreza WRX STI Problem

8 Reports

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Model Years Affected: 2004, 2005, 2006, 2007, 2008, 2009, 2010

Engine Affected: 2.5L 4 Cylinder Turbo

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, 2010 Subaru Impreza WRX STI, 2.5L 4 Cylinder Turbo, 32,000 mi

low voltage knock sensor. crazy sporadic readings pulling timing and lowering DAM replaced

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Visitor, 2010 Subaru Impreza WRX STI, 2.5L 4 Cylinder Turbo, 32,000 mi

low voltage knock sensor. crazy sporadic readings pulling timing and lowering DAM replaced

Flag This

Like0

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