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dtc 328 help?
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Old 20 Mar 2008, 04:17 AM   #1 (permalink)
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dtc 328 help?

just got an 02 outback impreza. 2nd day engine light comes on. code 328, knock sensor circuit. is it replacement, or is troubleshooting needed 1st
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Old 20 Mar 2008, 09:05 AM   #2 (permalink)
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Hi.

The knock sensor could have dirt or corrosion on the connector terminals. 1st clean electrical connectors with contact cleaner, also clean the bottom surface of the sensor.
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