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Knock sensor, specifications

The knock sensor gives engine control module (ECM) information if it registers damaging knocking ignition. Some engines have both a front and rear knock sensor.

The values should be regarded as approximate.

Knock sensor

Type Voltage feed (# component pin) Value (# component pin) Miscellaneous (# component pin)
Piezo-electric crystal   200 80 kΩ
(#1 - #2)
(#1) +
(#2) -