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Posts Tagged: Cobalt P0327

Chevrolet Cobalt P0327

Fix Chevrolet Cobalt P0327 A Chevrolet Cobalt P0327 is a Knock Sensor (KS) Circuit Low Voltage trouble code. The knock sensor (KS) provides feedback to the ECM so it can control ignition timing to get the best engine performance without detonation. The KS is located on the intake manifold. When a knock occurs the KS produces and AC voltage that varies based on the severity of the detonation. When the ECM detects knock, it retards ignition timing until the knock is no longer present. The P0327 trouble code is a … Read More

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