FixVault
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Mazda
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2003
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MPV ES
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Repair and Diagnosis
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Engine Performance
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Engine Controls - Self-Diagnostics
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Diagnostic Tests
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DTC P0328: Knock Sensor Circuit - High Output
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Possible Causes
Possible Causes
KS malfunction.
Faulty connector or terminals.
Open circuit between KS and PCM harness connectors.