P0327 Code: Knock Sensor Low Input Causes & Fix
Learn what triggers the P0327 knock sensor low-input code, how serious it is, and how to diagnose the sensor, connector and wiring step by step before replacing parts.
Jul 27, 2026
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Mazda Millenia Knock Sensor
4 itemsGet a reliable Knock Sensor for your vehicle at A-Premium. Our high-quality sensors are designed to accurately detect engine knocking, helping to prevent costly damage. Browse our selection today and enjoy fast, free shipping on your order.
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StandardPart # KS73
Standard KS73 Ignition Knock (Detonation) Sensor
4.446 Reviews
$208.99
StandardPart # KS139
Standard KS139 Ignition Knock (Detonation) Sensor
4.446 Reviews
$111.99
Low stock: Only 4 left
A-Premium®Part # APKNS013
Knock Detonation Sensor for Mazda Millenia 1997-2002 2.5L
4.811 Reviews
$34.99
StandardPart # KS162
Standard KS162 Ignition Knock (Detonation) Sensor
4.446 Reviews
$83.99