Home/Oldsmobile/Eighty-Eight/Oldsmobile Eighty-Eight X (1992-1999)/Repair manual/Testing & Diagnostics/DTC P0326 - KNOCK SENSOR CIRCUIT HIGH VOLTAGE

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DTC P0326 - KNOCK SENSOR CIRCUIT HIGH VOLTAGE Oldsmobile Eighty-Eight X

Testing & Diagnostics

Note. For circuit reference, see DTC P0325 schematic.

Circuit Description

Knock Sensor (KS) is used to detect engine detonation (knock). If excessive knock is present, PCM will retard timing until knock goes away. When KS module in PCM determines that an abnormally high noise channel voltage exists, PCM will set DTC P0326.